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285results about How to "Improve the magnetization effect" patented technology

Method for preparing medical freeze-dried powder (injection) preparation

The present invention aims at adding energy for the liquid water and / or solid water ingeniously from multi-angle and providing a new perspective which is conductive to the escape of the water molecules from the solid ice, the present invention starts from the four angles of ultrasonic disruption, infrared energy adding, microwave activating and magnetization processing, introduces the advantages and the characteristics of the magnetized water, small water molecule clusters and high-energy water into the medical frozen powder (injection) preparations which are produced industrially in a most economical method and to the maximum extend, so as to explore a new path for shortening the production cycle of the normal vacuum frozen drying and further reducing the energy consumption. On the basis, the present invention also provides: a preparation method of medical frozen powder (injection) preparations by infrared vacuum frozen drying, a preparation method of medical frozen powder (injection) preparations by microwave vacuum frozen drying etc.. The two new methods completely overcome the deficiencies of the single channel for transferring the energy of the traditional vacuum frozen drying and can possibly further greatly shorten the production period of the industrial production of the medical frozen powder (injection) preparations, reduce the energy consumption and improve the inherent quality of the products.
Owner:丛繁滋

Variable flux permanent magnet synchronous motor

The invention relates to a motor, in particular to a permanent magnet synchronous motor with variable magnetic flux, which has the advantages of easy magnetic field adjusting, high efficiency and wide speed regulation range. The motor comprises a stator consisting of an iron core (1) and an armature winding (2), and a rotor consisting of NdFeB permanent magnet (3), AINiCo permanent magnet (4), soft iron (5), a non-magnetic interlayer (6), a non-magnetic shaft (7), etc. Each permanent magnet in the rotor is composed of two different magnets stacked on each other and tangentially magnetized. The AlNiCo permanent magnet is ladder-shaped and close to the shaft, and the NdFeB permanent magnet is rectangular-shapee and close to an air gap. The non-magnetic interlayer in the rotor is triangular-shaped and connected with the permanent magnet at a section close to the shaft. The entire rotor is packaged by a cylinder with staggered magnetic and non-magnetic regions. The magnetization state of the AlNiCo permanent magnet can be changed by applying a pulse current id to the straight shaft of the stator, thus achieving effectively the adjustment of air-gap magnetic field of the motor.
Owner:SOUTHEAST UNIV

Nine-core water purifier

The invention belongs to the technical field of water purification equipment and provides a nine-core water purifier which comprises a substrate, a top cover, a machine body shell and a multi-stage purification device arranged in the machine body shell; the multi-stage purification device is composed of a lining body, filter cores and a water energy activation device; the lining body is provided with a plurality of sleeves; a plurality of sleeves are arranged in an array manner; one filter core is inserted in each sleeve; a filter core base is installed at the lower part of each filter core; a plurality of filter core bases are arranged in the array manner corresponding to the sleeves and are installed on the substrate; the water energy activation device is also installed on the substrate; and a water outlet transfer piece is installed at a purified water outlet of the machine body shell and is provided with a purified water faucet. According to the nine-core water purifier, a plurality of filter cores can be tidily arranged in a limited space, and a water filter stroke and the filter efficiency of the filter are guaranteed, so that a filter body can be fully utilized; and meanwhile, double uses on and under a table can be realized without an additional connection piece, so that mounting is convenient.
Owner:中山九芯环保技术有限公司

Nitride type, rare earth magnet materials and bonded magnets formed therefrom

A nitride-type, rare earth magnet material having a basic composition represented by RalphaT100-(alpha+beta+gamma+delta)MbetaBgammaNdelta (atomic %), wherein R is at least one rare earth element including Y, as a rare earth element Sm must be present, T is Fe alone or a combination of Fe and Co and / or Ni, M is at least one element selected from the group consisting of Al, Ti, V, Cr, Mn, Cu, Ga, Zr, Nb, Mo, Hf, Ta, W and Zn, 6<=alpha<=15, 0.5<=beta<=10, 0<=gamma<=4, and 4<=delta<=30, which is substantially composed of a hard magnetic phase of an R2T17-type structure having an average crystal grain size of 0.01-1 mum, an average area ratio of alpha-Fe being 5% or less.
Owner:HITACHI METALS LTD

Full-automatic assembly production machine for motor stator

The invention relates to a full-automatic assembly production machine for a motor stator. The full-automatic assembly production machine comprises a frame and a distribution control box, a conveying device is arranged on the frame and comprises two feeding devices, feeding blocks are arranged on the feeding devices, transposition cylinders are arranged at ends of the two feeding devices, shell assembly carriers and magnetic tile assembly carriers are arranged on the feeding blocks, a clamp spring feeding device, an oil bearing feeding device, a shell feeding manipulator, a riveting device, a grounding terminal assembly device, a left magnetic tile feeding device, a magnetic tile spring piece feeding device, a right magnetic tile feeding device, a sleeving manipulator, a compression device, a magnetizer and a turnover discharging device are arranged on the frame, the shell feeding manipulator is matched with a shell conveying belt on the frame, and the turnover discharging device is matched with a discharging conveying belt on the frame. Integrated automatic assembly is realized, and assembly efficiency is greatly improved.
Owner:ANHUI DALAI MOTOR CO LTD

Method for extracting rare earth from rare earth tailings

The invention relates to a method for extracting rare earth from rare earth tailings, and belongs to the technical field of mineral extraction metallurgy. The method comprises the following steps of: (1) mixing the rare earth tailings and a carbon-containing reducing agent uniformly in a certain ratio, and roasting the mixture for 8 to 20 minutes in a microwave roasting oven; (2) performing magnetic separation on the roasted product in a weak magnetic separation tube to separate magnetic iron minerals so that the rare earth minerals are enriched in the tailings; and (3) treating the rare-earth-containing magnetic separation tailings by using a flotation method so as to realize effective extraction of the rare earth. The method has the advantages of short roasting time, low consumption of the reducing agent, energy and a flotation agent, and good flotation effect, can be used for realizing selective reduction of the iron minerals in the reducing process and eliminating environmental pollution caused by the tailings, and is economic and environmentally friendly. The iron mineral impurities such as S, P and the like obtained by the magnetic separation are fewer, the grade of the iron mineral is more than 60 percent, the iron mineral can be used for making iron, the rare earth oxide content of the mineral obtained by primary flotation is 34.12 percent, and the grade of the mineral can reach over 50 percent by concentration.
Owner:INNER MONGOLIA UNIV OF SCI & TECH

Method for extracting niobium from tailings

The invention relates to a method for extracting niobium from tailings, belonging to the technical field of mineral extraction metallurgy. The method includes the steps as follows: (1) treating the tailings with a flotation method so as to float out iron and niobium minerals from the tailings; (2) using a microwave magnetizing-roasting method and adding carbonaceous reducing agent in the floated minerals so as to convert the haematite in the minerals into magnetite; (3) separating the magnetite out from the roasted minerals by adopting a low-intensity magnetic separation method, thus enriching the niobium minerals in the tailings subjected to magnetic separation; and (4) leaching the obtained niobium minerals out in a high-pressure kettle with concentrated acid so as to obtain niobium-containing extract. The method flow is short, flotation agent types are few and the flotation effect is good; the mineral roasting time is short, the consumption quantity of reducing agent is less and the cost is low; the content of hazardous elements such as S, P and the like in the magnetite obtained by low-intensity magnetic separation is low simultaneously when niobium is enriched, niobium is an excellent material for making iron with a blast furnace, and environment pollution caused by the tailings is solved to a large extent.
Owner:INNER MONGOLIA UNIV OF SCI & TECH

Magnetization cracking device

ActiveCN105157032AIncrease contactFully magnetized crackingIncinerator apparatusAlkaline waterCombustor
The invention relates to a magnetization cracking device for treating organic waste, which comprises a device body, a feeder, a grate bar, a magnetized air generator, a blowing fan, an ash discharger, a secondary combustor, a draining valve and an anti-explosion valve, wherein an exhauster comprises an alkaline water washing tank, an oxygen-deficient combustion chamber, a complete-oxygen combustion zone and a high-temperature catalytic chamber. The magnetization cracking device has the characteristics of environment friendliness, high efficiency and high safety; and after the organic waste is treated by magnetization cracking reaction and secondary combustion, the dioxin content in the discharged exhaust is nearly zero.
Owner:川能碳和(北京)环境科技有限公司

Electromagnetic sensor for monitoring state of elevator traction steel belt and monitoring method

The invention discloses an electromagnetic sensor for monitoring the state of an elevator traction steel belt and a monitoring method. The electromagnetic sensor comprises a magnetic circuit module and a detection module. The magnetic circuit module is composed of an excitation magnetic source, an intermediate magnetic yoke arm, a magnetic yoke beam, and magnetic yoke side arms. The magnetic yokeside arms are distributed on two sides of the intermediate magnetic yoke arm. The magnetic yoke beam is fixedly connected to the intermediate magnetic yoke arm and the magnetic yoke side arms. The excitation magnetic source is set on the intermediate magnetic yoke arm. The detection module is formed by a magnetic flux detection coil, a magneto-dependent sensor, a displacement sensor and a signal processor. The magnetic flux detection coil obtains a magnetic flux signal, the magneto-dependent sensor detects a magnetic leakage signal, the displacement sensor collects a position signal, the signal processor receives the signal and analyzes and processes the signal, therefore, the simultaneous detection and accurate positioning of different types of defects of the elevator traction steel beltare achieved, and at the same time, the electromagnetic coupling efficiency and detection sensitivity are improved.
Owner:CHINA JILIANG UNIV

Modularization excitation detection device

The invention discloses a modularization excitation detection device, at least comprising two single-section exciters; furthermore, a traction bracket is arranged on at least one single-section exciter; the single-section exciter is provided with a connecting part used for the rotary connection of adjacent single-section exciters. The connecting part is provided with a hole which is internally provided with a connecting bolt; the connecting part is provided with an adjusting trough which is internally provided with an adjusting bolt; furthermore, the connecting part is fixed on a first magnet cover or a second magnet cover by the adjusting bolt. By changing the number of the accessed exciters, the width of each single-section exciter and the angle between the exciters, the cables of different diameters can be magnetized and detected; the smart and changeable modularization exciter can carry out the excitation and detection of other tested parts with complex shapes such as I-steel and angle steel, etc.; the magnetic-leakage signal of the tested part can be conveniently and effectively detected by the methods of permanent magnet excitation and Hall detection.
Owner:SOUTHEAST UNIV

Overall salient type intermediate-frequency brushless excitation synchronous generator

InactiveCN101795040AThe voltage is basically constantStator magnetic field enhancementSynchronous generatorsCooling/ventillation arrangementIntermediate frequencyTransformer
The invention relates to an overall salient type intermediate-frequency brushless excitation synchronous generator, which comprises a main generator, an exciter, an excitation regulating system. The excitation regulating system consists of a compound excitation device, a rotating rectifier and an AVR automatic voltage regulator, wherein the compound excitation device consists of a compound excitation winding, a compound excitation current transformer and a three-phase rectifier bridge, the stator of the main generator adopts a fractional slot type short-range winding, the slot number per pole and per phase q is a fractional value, the rotor of the main generator is formed by lamination of multi-pole rotor core laminated pieces, the rotor core of the main generator is of an overall salient type rotor core structure and is formed by overall punching and lamination of rotor core laminated pieces, each rotor core laminated piece is formed with a magnetic pole and a magnetic yoke integrated, and an axial air-cooling hole is arranged at the magnetic yoke. The generator realizes the brushless excitation intermediate-frequency generation, outputs the single-phase or three-phase intermediate-frequency voltage, and has the advantages of excellent performance, stable and reliable operation and high output power.
Owner:上海强辉电机有限公司

Electromagnetic drive with a lifting armature

An electromagnetic drive with a lifting armature is disclosed, in particular for a valve, which, while having small dimensions, is suitable to achieve high magnetic forces and the components of which can be freely combined with one another in a large variety of ways. This allows an adaptation to a specified structural space without specific components having to be fabricated. The same standardized components are just combined with each other differently. The drive includes a magnetic yoke with two parallel spaced yoke legs, a yoke rod extending perpendicular to and connecting the yoke legs, a yoke stud extending parallel to the yoke rod and spaced from the yoke rod, and a core plug extending coaxially with the yoke stud. The core plug is axially movable and passes through one of the yoke legs. The core plug further defines an air gap with the yoke stud.
Owner:BURKERT WERKE

Liquid magnetizer with variant Halbach permanent magnet array

ActiveCN102360717ASolve the trouble of assemblyGood magnetization effectWater/sewage treatment by magnetic/electric fieldsPermanent magnetsMagnetizationFar infrared
The invention discloses a liquid magnetizer with a variant Halbach permanent magnet array. The liquid magnetizer with the variant Halbach permanent magnet array structurally comprises a shell, a permanent magnet device, a liquid conveying pipe and a liquid distributor, wherein the permanent magnet device consists of 3-9 groups of annular permanent magnet arrays and jackets thereof; each group of annular permanent magnet arrays is formed by assigning 4n (n=1, 2, 3,...) trapezoidal or square (or square and triangular) permanent magnet components according to a Halbach array; radial magnetizing components between each two magnetic rings are mutually staggered and arranged spirally; the liquid conveying pipe is made of a nonferrous thin-wall material; the outer wall of the liquid conveying pipe is tightly stick to the permanent magnet device; the inner wall of the liquid conveying pipe and the liquid distributor form an annular passage; and the liquid distributor is of a hollow columnar structure, is internally filled with far-infrared activating balls, specially-made mineralizing balls and pure natural tourmalines, and is communicated with a stream current by virtue of permeable holes. The liquid magnetizer with the variant Halbach permanent magnet array has strong magnetism collecting capability and no magnetized dead angles, also has the effects of magnetization, activation, mineralization and weak alkalization, and can be widely applied to the treatment of water, beverages and other liquids.
Owner:罗子凌

Magnetized tailings composite soil modifier

The invention discloses a magnetized iron tailing compound soil amendment, which is prepared by iron-containing tailing, nitrogen fertilizer or nitrogen, phosphor and kalium compound fertilizer through the processes of mixing, magnetizing treatment, bagging and so on. The magnetized iron tailing compound soil amendment has the components according to the content ranges as follows: the iron-containing tailing 80%-96% (weight), the nitrogen fertilizer or the nitrogen, phosphor and kalium compound fertilizer 4%-20% (weight); and the ferriferrous oxide content in the iron-containing tailing 3%-15%(weight). The particle size of the iron-containing tailing is minus 0.1 mm, and the content occupies 60 to 100 percent (weight), wherein minus 20 um content is less than or equal to 30 percent. The magnetized iron tailing compound soil amendment has the advantages that the components are simple, the cost is low, the magnetized effect is good, the tailing used amount is large, and the soil hardening can not be caused during long use, and the agriculture crop wealth effect is obvious after application.
Owner:SINOSTEEL MAANSHAN INST OF MINING RES

Novel machine oil magnetizing filtering device

The invention relates to a novel machine oil magnetizing filtering device. The novel machine oil magnetizing filtering device comprises a shell, a filtering element and a magnet, wherein the shell has an oil inlet hole and an oil outlet hole, the filtering element is arranged in the shell and is positioned between the oil inlet hole and the oil outlet hole, and the magnet is supported by a support member in the shell. As the support member is connected with the shell, when the novel machine oil magnetizing filtering device provided by the invention needs maintenance operation, the support member and the filtering element which are assembled into a whole can be separated from the shell of the base only by detaching the shell of a cover, then a support is detached, so that the operations of replacing the filtering element and washing the magnet can be conveniently carried out, conversely, after maintenance, the filtering device can be conveniently assembled. With the novel machine oil magnetizing filtering device provided by the invention, the accurate locating of the filtering element and the magnet can be realized, and the effect of the filtering device is guaranteed; and through well-designed integral structure, the supporting effect can be realized, and meanwhile, assembling and disassembling can be conveniently carried out, thus facilitating follow-up maintenance operation.
Owner:杭州睿能电子科技有限公司

Fluid magnetization tube , magnetization device and magnetization system

The disclosed fluid magnetization tube comprises: a magnetic tube with axial-magnetized magnetic rings with opposite polarity between neighbor ones, space rings of non-ferric-magnetic material and an annular tube; a high-permeability guide magnetic tube coaxial with the magnetic tube and owned a flow channel, or another magnetic tube with two magnetic rings in one section with same height and opposite magnetized direction; some members with straight or curve axis for location, fixing and guiding flow; two cove boards on both ends contained arc channels of flat shape or cylinder face to locate the tubes on both radial and axial directions. The opposite magnetization device comprises a plurality of magnetization tubes parallel inserted in the shell, and two end cap grooves to connect near tubes in series or parallel or mixture. The magnetization system uses said magnetization device and normal pump and power gear device for fluid cycle magnetization, which has high efficiency, simple structure, variable forms, small volume, light weight, and low cost.
Owner:朱澄清

Magnetization oxygenation activated water device

The invention relates to a magnetization oxygenation activated water device which comprises a water inlet port, a magnetic component, a delamination multiway alternative channel, a minisize jet flow nozzle and a water outlet port, wherein the delamination multiway alternative channel is formed from sleeving and fixing both ends of round tubes of an outer layer round tube, a middle layer round tube and an inner layer round tube with three different tube diameters in a delamination mode. The magnetization oxygenation activated water device employing the structure of the invention effectively controls the flow speed, the flow capacity and the flow direction of water flow and air input, ensures the same water flow to carry out continuous acceleration vertical cutting for many times on the same magnetic line of force of a magnetic field so as to enhance the magnetic energy utility ratio multiply and obviously enhance magnetization effect, has the function of stream flow oxygenation to form a high speed air-water mixture flow, effectively promotes and enhances the oxygenation activated capacity of a water body, is more beneficial to redox reaction of organic matters of the water body, promoting transformation and degradation of contaminants and reducing fume (such as chlorine odor) of the water body, and has good biochemical effect and water-saving function.
Owner:刘雄辉 +3

Method for intensifying selective decomposition of zinc ferrite

The invention discloses a method for intensifying selective decomposition of zinc ferrite. The method comprises the following steps: putting a zinc ferrite material into a roasting furnace, adjusting the atmosphere inside the roasting furnace to reduction atmosphere, performing reduction roasting at high temperature firstly, further reducing the reduction property of the atmosphere of the roasting furnace, reducing the temperature of the roasting furnace for magnetic roasting, and after the magnetic roasting is completed, recycling iron and zinc by using an acid leaching and magnetic separation method. By adopting the method, not only is the selective decomposition of zinc ferrite intensified, but also the decomposition rate of the zinc ferrite is increased, the magnetization effect of iron phase is improved, the roasting condition range is greatly enlarged, the operation is simplified, and the industrialization application is promoted.
Owner:CENT SOUTH UNIV

Magnetic sheet stacking device and magnetizer

The invention discloses a magnetic sheet stacking device and a magnetizer. The device comprises a material conveying mechanism which is provided with two material conveying assemblies which are respectively used for conveying tiled magnetic sheets and plastic sheets; a feeding mechanism which is provided with a first sliding block, wherein the first sliding block is provided with two feeding grooves which are used for receiving a magnetic sheet and a plastic sheet respectively; a material taking mechanism which is provided with a rotary disc and a plurality of material taking assemblies, wherein the rotary disc is vertically arranged, the material taking assemblies are installed on the rotary disc, every two adjacent material taking assemblies take one magnetic sheet and one plastic sheetcorrespondingly, and the magnetic sheets and the plastic sheets come from the first sliding blocks; a stacking mechanism which is provided with a first material channel extending horizontally and a material pushing plate located at the starting end of the first material channel, wherein the material pushing plate pushes the magnetic sheets and the plastic sheets to be away from the material takingassembly, the material pushing plate is provided with an avoiding channel, and the avoiding channel allows the material taking assembly to pass through. According to the magnetic sheet stacking device and the magnetizer, the magnetic sheets and the plastic sheets can be automatically stacked, magnetizing efficiency is improved, labor is saved, and meanwhile stacking and marking errors are prevented.
Owner:肇庆高峰机械科技有限公司

Fluid magnetizer

The invention discloses a fluid magnetizer which comprises a supporting frame and a mounting device. At least one permanent magnet group is arranged on the supporting frame and comprises a first permanent magnet and a second permanent magnet which are mutually inclined, one end of each first permanent magnet and one end of each second permanent magnet are respectively connected with the supporting frame, the other end of the first permanent magnet and the other end of the second permanent magnet are abutted to a fluid pipeline, the polarity of one connecting end of each first permanent magnet and the supporting frame is as same as that of each second permanent magnet and the supporting frame, the distances of the first permanent magnets and the second permanent magnets close to the supporting frame are larger than those of the first permanent magnets and the second permanent magnets far away from the supporting frame, and the fluid magnetizer is mounted on the fluid pipeline through the mounting device. The fluid magnetizer is simple in structure, low in cost and fine in fluid magnetizing effect.
Owner:余任文

Ceramic tile capable of producing magnetic force lines and preparation method thereof

The invention discloses a ceramic tile capable of producing magnetic force lines and a preparation method thereof. The ceramic tile is prepared from the following raw materials in parts by weight: 30-40 parts of crushed gravel, 25-35 parts of iron ore tailings, 15-25 parts of brucite, 12-23 parts of obsidian, 10-15 parts of diopside, 25-35 parts of modified clay, 5-10 parts of activated carbon, 14-22 parts of flint clay, 3-7 parts of aluminum phosphate, 7-14 parts of a haematitum powder, 12-18 parts of a magnet powder, 8-12 parts of borax, 4-8 parts of a lime powder, 10-15 parts of serpeggiante, and 2-5 parts of a nano aluminum powder. The haematitum powder, the magnet powder, the serpeggiante, the iron ore tailings and other raw materials are added into the ceramic tile, so that the ceramic tile can produce the magnetic force lines beneficial to human health, and the magnetic force lines act on people body spinal cord nerves, can eliminate fatigue accumulated in human bodies, enhance the magnetic action of carbon, oxygen, nitrogen, manganese, iron and the like in human body tissues, stimulate cells in the bodies, make the cells obtain stronger regenerative capacity, can allow muscles to be stretched, and play an effective relaxation role in various pains.
Owner:安徽省亚欧陶瓷有限责任公司

Moving magnet non-contact liquid magnetization method and device

The invention discloses and provides a moving magnet non-contact liquid magnetization method and device which are simple in structure, good in magnetization effect and less in consumed energy. The moving magnet non-contact liquid magnetization method comprises the steps that moving magnetic force lines and alternating magnetic force lines which are mutually intersected and vertical are arranged on the outer side of a static liquid container for magnetizing liquid in the liquid container. The moving magnet non-contact liquid magnetization device comprises a container (1), bottled liquid (2) arranged in the container (1), at least one pair of permanent magnets (3) with opposite polarity and at least one pair of induction coils (4) which are arranged on the outer side of the container (1), and a direct-current positive and negative switching device (5) electrically connected with the induction coils (4), wherein magnetic force lines of the permanent magnets (3) are intersected with and vertical to magnetic force lines of the induction coils (4), and the direct-current positive and negative switching device (5) can be used for enabling a magnetic field of the induction coils (4) to generate positive and negative alternating to produce vibration, and carrying out dynamic magnetization on the bottled liquid (2) in a non-contact form. The moving magnet non-contact liquid magnetization method and device can be widely applied to the field of water magnetizers.
Owner:王浦林

Electromagnetic scale-inhibiting and descaling device and evaporating system

The invention relates to the field of scale-inhibiting and descaling, and provides an electromagnetic scale-inhibiting and descaling device. The electromagnetic scale-inhibiting and descaling device comprises an electromagnetic emission assembly and a magnetic field receiving assembly; and the electromagnetic emission assembly comprises an induction power supply and an electromagnetic induction coil, the induction power supply introduces an alternating current into the electromagnetic induction coil, the electromagnetic induction coil is wound around the magnetic field receiving assembly, andthe electromagnetic induction coil generates an alternating magnetic field with the magnetic field strength being 5000-50000 Gaussian. The invention further provides an evaporating system, which comprises the electromagnetic scale-inhibiting and descaling device. According to the electromagnetic scale-inhibiting and descaling device and the evaporating system, in the equipment operation process, scale-inhibiting and descaling can be achieved, the magnetism gathering effect is good, the scale-inhibiting and descaling ability is high, energy is fully utilized, system automatic monitoring is achieved, and safety performance is high.
Owner:TECHNICAL INST OF PHYSICS & CHEMISTRY - CHINESE ACAD OF SCI

Mineral processing process for oolitic hematite

ActiveCN105689126AGood magnetization effectWide range of firing conditionsMagnetic separationMagnetic separatorLower intensity
The invention discloses a mineral processing process for oolitic hematite. The mineral processing process comprises the following steps: crushing raw ores into ores with a grain size smaller than 5mm in a crusher, and then, roasting the ores for at least one hour in a fuel gas rotary kiln with a temperature being 500-550 DEG C; grinding the ores until the content of the ores with the grain size smaller than 0.074mm is 34%, and carrying out low intensity magnetic separation on the ores by use of a wet magnetic separator to magnetically separate iron rough concentrate 1 and tailings 1; introducing the iron rough concentrate 1 into a vibrating sieve to sieve, wherein qualified iron concentrate 1 is over the vibrating sieve, and magnetic separation column concentration is firstly carried out under the vibrating sieve; concentrating iron rough concentrate 2 and tailings 2; grinding the iron rough concentrate 2 until the content of the iron rough concentrate 2 with grain size smaller than 0.074mm is 75%, and carrying out secondary magnetic separation column concentration to concentrate iron rough concentrate 3 and middlings 1; and carrying out tertiary magnetic separation column concentration on the iron rough concentrate 3 to concentrate the iron rough concentrate 2 and the tailings 2. The mineral processing process is simple and is low in cost, is environmentally-friendly and is high in return water utilization rate as no chemical is needed to be added.
Owner:河北省地质实验测试中心

Magnetized mine tailing complex fertilizer

The present invention discloses a compound fertilizer of magnetized tailings, which is prepared with tailings containing iron, a nitrogen fertilizer or a compound fertilizer of nitrogen, phosphor and potassium through uniform mixing, magnetizing treatment, bagging and other processes. The compound fertilizer comprises the ingredients of following contents: 10 to 40 percent (weight) of the tailings containing iron, and 90 to 10 percent (weight) of the nitrogen fertilizer, or the compound fertilizer of nitrogen, phosphor and potassium. The content (weight) of ferroferric oxide in the tailings containing iron reaches to 3 to 15 percent; the content of the grain size of -0.1mm reaches to 50 to 100 percent (weight); wherein, the content of the grain size of -20um is less than or equal to 30 percent. The compound fertilizer has the advantages of simple composition, low cost, excellent magnetizing effect, application of a large amount of the tailings and no soil compaction after the long-term use; the production of crops is greatly improved after the fertilizer is used.
Owner:SINOSTEEL MAANSHAN INST OF MINING RES

Water scale prevention device for solar water heater

The invention provides a water scale prevention device for a solar water heater, which comprises a radiator (1) connected with a water tank (5) and used for radiating heat of water in the water tank (5). The water tank (5) comprises a lower end communication port (52), one end of a radiator channel is communicated with the lower end communication port (52), and the other end of the radiator channel is communicated with air, so that the radiator channel (11) is communicated with a flow body of the water tank (5). The heat of the water in the radiator (1) is radiated to lower the temperature, and then the water flows downwards to be injected into the lower end of the water tank (5), hot water in the water tank (5) moves to the upper end of the radiator (1) along the radiator so as to be subjected to heat radiation continuously, so that a water flow circulation is formed between the radiator (1) and the water tank (5). Therefore, the temperature of water in the water tank is lowered, and the water is kept in a flowing state so as to prevent the formation of water scales.
Owner:INST OF PHYSICS - CHINESE ACAD OF SCI

Multi-magnetic field constant temperature energy-saving electromagnetic de-waxing apparatus for oilfield

The present invention discloses a oilfield multi-magnetic field constant temperature energy saving electro-magnetism wax cleaning proof device, which comprises the following steps: set a outer housing on a non-magnetic pipeline provided with two horizontal coil and two vertical coil inside, wherein one end of the outer housing is provided with a ring circuit board with a micro computer controller; the outer housing also contains a temperature sensor, the horizontal coil, the vertical coil and the temperature sensor are connected to the micro computer controller; heat conducting sealing material is filled inside the outer housing; the horizontal coil can be a plurality of groups; the vertical coil can also be a plurality of groups. The oilfield multi- magnetic field constant temperature energy saving electro-magnetism wax cleaning proof device of the present invention is provided with multi- magnetic field that perpendicular to each other, which enhances magnetization to wax molecule, strengths wax cleaning effect; the micro computer can detect coil temperature at any time and adjust size of coil current for constant coil temperature, and improve secure running time of wax cleaner; and can adjust operating parameter according to base oil quality so as to observe working status from the working indicator at any time; the integration design is convenient for mounting, security and anti-theft.
Owner:BEIJINGZHONGKE ZHIYU TECH DEV

Formula and preparation method of purple sand product with health care function

The invention relates to a purple sand health care product. The invention aims to provide a formula of the purple sand product with a health care function; the purple sand product prepared by adopting the formula has not only the health care function, but also the functions of adjusting symptoms such as kidney-Yang deficiency, impotence, spermatorrhea, premature ejaculation, weak waist and knee, infertility caused by cold wombs, leukorrhea, abdominal mass, metrorrhagia and metrostaxis and the like. In order to achieve the aim, the invention provides a formula, wherein the formula comprises the following components by weight percent: 1%-20% of calcite powder, 2%-25% of tourmaline powder, 1%-10% of actinolite powder and the balance of purple sand. Calcite is added in the formula and used as a functional filler; calcite can be used as a filler and also be used for preventing purple sand from cracking; and the calcite also has the functions of reinforcement, tension resistance, wear resistance, tear resistance, luster promotion and the like. In pharmacology, the calcite also has the functions of clearing heat, promoting diuresis, removing blood stasis and detoxifying.
Owner:宜兴市古风陶瓷有限公司
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