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44results about How to "Eliminate smoke" patented technology

Glucose meter with er:yag laser lancing device

A personal portable painless lancing device and a blood glucose meter using the same, which can lance at the minimum without any pain and use it to measure the blood glucose. The minimum painless lancing device using an Er:YAG laser includes an Er:YAG laser beam-generating section in which the laser beam is generated to punch skin and radiated in a single direction; an adapter installed at the front end of the Er:YAG laser beam-generating section so that the laser beam can be locally concentrated on a skin punch portion; a skin adhesion cap installed at the front end of the adapter so that it can be easily detached, and can reduce the contamination of the Er:YAG laser beam-generating section, which is produced at the time of the lancing, and the danger due to the reuse of it among the patients of lancing; and a case to accommodate the Er:YAG laser beam-generating section and the adapter therein.
Owner:ISOTECH

Tabletop-type air cleaner

A personal tabletop-type air cleaner is provided which is user-friendly and can improve smoke sucking efficiency in a simple configuration. The disclosed personal tabletop-type air cleaner has a front opening portion to suck air containing smoke of a cigarette, a blower to forcedly feed air having been sucked into the front opening portions in a centrifugal manner, a pair of right and left peripheral opening portions each being placed in a fringe portion on the right and the left at a front of the air cleaner and forming an air curtain by emitting air fed forcedly from the blower ahead of the front of the air cleaner, a dust collecting filter being placed between the front opening portion and the blower to remove cigarette odor, and a deodorizing filter being placed between the blower and each peripheral opening portion making up the pair of right and left peripheral opening portions to remove cigarette odor.
Owner:O DEN CORP TOKIO TOKYO

Duct-free cooking air filtration systems and methods

A duct-free air filtration system including a housing having a hood for capturing air, grease, and smoke, and an elongated exhaust section in fluid communication with the hood. A grease extracting blower unit takes in air, grease, and smoke through the hood and exhausts air and smoke through the exhaust section of the housing with a substantial amount of the grease removed by centrifugal force. A charcoal filter disposed in the exhaust section removes odors from the air exhausted from the grease extracting blower unit and a smoke filter removes smoke from the air passed through the charcoal filter.
Owner:VENT A HOOD

Steel wire adhesive material for tire and preparation method of adhesive material

The invention belongs to the field of tires, and particularly relates to a steel wire adhesive material for a tire and a preparation method of the adhesive material. The steel wire adhesive material comprises the following raw materials in parts by weight: a first adhesive system comprising 1.0-2.5 parts of adhesion promoter, 4.0-6.0 parts of adhesive, 10 parts of white carbon black and 2.0-4.0 parts of adhesive antioxidant; a second adhesive system comprising 0.6-1.5 parts of cobalt salt, 100 parts of natural rubber, 35-55 parts of carbon black, 6-10 parts of zinc oxide, 1.0-2.5 parts of anti-aging agent, 4.0-6.0 parts of sulphur, 0.8-1.5 accelerant and 0-0.3 part of scorch retarder. Resorcinol is replaced with the adhesion promoter, and meanwhile, the adhesive antioxidant is added, so that the smoking phenomenon in production is removed, the adhesive effect of a sizing material and the steel wire is improved, and meanwhile, the environmental pollution and the damage to physical health of a worker are relieved.
Owner:SHANDONG WANSHINE TIRE

Ecology health air spa machine

The invention discloses an ecology health air spa machine which is used for purifying indoor air. An air purifying and circulating duct is communicated with an air purifying chamber and a first ecology air generating chamber, a draught fan is arranged inside the air purifying and circulating duct, and the end, far away from the air purifying and circulating duct, of the first ecology air generating chamber is communicated with an air outlet; the lower portion of the air purifying chamber is provided with a clean water chamber used for containing clean water, a cage rotator is arranged in the middle of the air purifying chamber, a filtering device is arranged on the cage rotator, the periphery of the cage rotator is used for being in contact with the clean water in the clean water chamber, one end of the cage rotator is connected with a driving device, and the other end of the cage rotator is communicated with an air inlet; the first ecology air generating chamber is used for planting begonia argenteo-guttata, a high pressure pulse generator is arranged inside the first ecology air generating chamber, a solar spectrum lamp is arranged at the top of the first ecology air generating chamber, and the light of the solar spectrum lamp illuminates on the begonia argenteo-guttata. By means of the ecology health air spa machine, the clean air which is rich in ecological negative ions is provided for people.
Owner:北京沧浪清源环保科技有限责任公司

Microcapsule efficient fire extinguishing agent

The invention relates to the field of fire extinguishing agents. The microcapsule fire extinguishing agent comprises the following components: 1.7-2.0wt% of ethylene glycol, 31-36wt% of an alkyl glycoside foaming agent, 2.5-3.0wt% of a carbon hydrogen surfactant, 3.0-3.6wt% of a fluorocarbon surfactant, 2.1-2.5wt% of a foam stabilizer, 1.6-2.1wt% of a macromolecule microcapsule agent, 2.0-2.3wt% of solvent and the balance of water. The microcapsule fire extinguishing agent can be used for solving the problem of single foaming and fire extinguishing of an existing conventional foam fire extinguishing agent product according to one mixing ratio and also solving the problems of low fire extinguishing efficiency and single fire extinguishing variety of the existing conventional foam fire extinguishing agent, and has the effects of rapid fire extinguishing speed, capability of extinguishing multiple types of fire disasters and cooling rapidly after fire extinguishment, no after combustion after fire extinguishment and the like.
Owner:LUOYANG LANGCHAO FIRE SCI & TECH

Quenching medium containing aloe extract and preparation method thereof

The invention discloses a quenching medium containing aloe extract. The invention is characterized in that the quenching medium is prepared from the following raw materials in parts by weight: 6-10 parts of aloe extract, 1-2 parts of hydroxypropyl methylcellulose, 0.3-0.5 part of hydroxyethyl cellulose, 0.05-0.1 part of gamma-polyglutamic acid, 0.5-1 part of glycerol, 0.5-1 part of sodium bicarbonate, 0.5-1 part of sodium lactate, 1-2 parts of potassium sodium tartrate, 0.1-0.2 part of polyoxypropylene glycerol ether, 0.1-0.2 part of sodium lauroyl hydroxy-ethyl sulfonate, 0.3-0.5 part of castor oil polyethenoxy ether, 0.1-0.2 part of sodium benzoate and 80-100 parts of water. The quenching medium uses the aloe extract as the main raw material, has favorable cooling performance, can effectively reduce the quenching distortion of the workpiece, and avoids the cracking and soft spots of the workpiece; and the processed workpiece has the advantages of high hardness and deep hardening layer. The quenching medium has the advantages of favorable rust resistance, favorable corrosion resistance, favorable bactericidal property, stable performance, fewer pollution emissions and favorable environmental compatibility, and conforms to the industrial policies on environmental protection and emission reduction.
Owner:安徽省杨氏恒泰钢管扣件加工有限公司

Novel Environmentally-Friendly High-Energy Alcohol-based Industrial Fuel and Preparation Method Thereof

The industrial fuel comprises the following constituents by weight percent: 65%-70% of methanol, 10%-15% of sugar pressing waste liquid, 5%-8% of rosin water, 1%-3% of oxydol with 27.5% mass concentration, 1.5%-3% of xylene, 1%-3% of phytate, 1.5%-2% of benzotriazole, 3%-5% of acetone, 0.01%-0.05% of ferrocene, 0.1%-0.5% of lavender oil, and 1.5%-2% of rubber swelling inhibitor.
Owner:SONG GUI ZHONG

Active smoke filtration for insufflation

An active smoke filtration unit is used to remove smoke during laparoscopic surgery. The active smoke filtration unit is part of a recirculation circuit. The recirculation circuit is pneumatically isolated from a primary flow generator, such as an insufflator, by a valve assembly. The active smoke filtration unit can be housed separately from the valve assembly or together with the valve assembly. The recirculation circuit can include a humidifier to heat and humidify the insufflation gases.
Owner:FISHER & PAYKEL HEALTHCARE LTD

Method for preparing light high-strength stone paper

The invention relates to the technical field of stone paper making and in particular to a method for preparing light high-strength stone paper. The method comprises the following steps: firstly, boiling crushed straw with alkali and absolute ethyl alcohol so as to improve fiber plasticity and implement hydroxylation modification on a fiber; secondly, preparing polyhydroxy fiber bundles through frost wedging action together with ball milling; by taking the polyhydroxy fiber bundles as a deposition core mold plate, generating nano-grade hydrotalcite granules by using a hydrothermal method, enabling the nano-grade hydrotalcite granules to adhere to the surfaces of the polyhydroxy fiber bundles, and adding potassium rhodanate and ammonium oxalate in the hydrothermal reaction, wherein the ammonium oxalate is firstly heated and decomposed into oxalic acid and ammonia gas, under the action of the potassium rhodanate, metal ions in hydrotalcite leave original crystal lattice positions and enter an oxalic acid organic phase, then cavities are formed in the hydrotalcite crystal lattice, and the adsorption activity of the hydrotalcite is improved; finally performing calcining so as to removethe polyhydroxy fiber bundle core and hollow nano hydrotalcite with high adsorption activity, and finally commixing the hollow nano hydrotalcite with polyethylene, thereby obtaining the light high-strength stone paper.
Owner:常州市宇科不绣钢有限公司

Water-soluble degradable quenching agent

The invention discloses a water-soluble degradable quenching agent which consists of the following raw materials, by weight: 2-6 parts of alcohol, 4-8 parts of rhamnolipid, 6-10 parts of citric acid, 2-4 parts of butyl hydroxy anisole, 8-12 parts of rapeseed oil, 11-17 parts of cyclodextrin, 6-10 parts of pine oil, 15-25 parts of acrylic acid, 7-8 parts of saccharose, 0.5-0.8 part of 2-thioketone-trihydroxymethyl benzothiazoline and 10-20 parts of shell powder. A preparation method for the water-soluble degradable quenching agent comprises the following steps of: firstly, dissolving citric acid, butyl hydroxy anisole and pine oil into alcohol to obtain a mixed solution; then, adding water into the mixed solution and transferring the mixed solution into a reaction kettle, cooling the mixed solution and adding rhamnolipid, rapeseed oil, cyclodextrin and saccharose into the mixed solution after reaction is ended, stirring for 10 minutes and standing to obtain a mixture; centrifuging the mixture, taking liquid supernatant after the mixture is centrifuged, adding acrylic acid, 2-thioketone-trihydroxymethyl benzothiazoline and shell powder into the mixture, uniformly stirring, heating, preserving the temperature, cooling, and sealing by use of paraffin oil, and thereby obtaining the water-soluble degradable quenching agent. The prepared quenching agent has relatively good water solubility, is ecologically degradable, and is small in environmental pollution.
Owner:ZHENGZHOU LIFUAI BIOLOGICAL TECH CO LTD

Pipe-in-pipe anion energy-saving lamp tube device

InactiveCN101363611AEfficient releaseEffective release of negative ions, negative ions effectively killLighting elementsDeodrantsEngineeringElectron
The invention relates to a lighting facility. A device of a pipe-in-pipe negative ion energy-saving lamp tube relates to a lamp tube, both ends of which are respectively connected with an upper lamp shell and a lower lamp base; inside the upper lamp shell of the lamp tube, an electronic energy-saving lamp circuit is arranged and on the lower lamp base of the lamp tube, a negative ion generator circuit is arranged; the energy-saving lamp circuit and the lamp tube form a luminescent circuit; the energy-saving lamp circuit is connected with the negative ion generator circuit and a spray point. The device of the pipe-in-pipe negative ion energy-saving lamp tube has simple structure which is the same as that of a common energy-saving lamp. The negative ion generator is integrated with the lamp tube; the structure is compact, the circuit connection is convenient; in use, the negative ions can be discharged at the same time, can effectively kill bacteria and eliminate smoke; while lighting, the device can have the effect of purifying the air, thus achieving the aims of daily air purifying and environment protecting.
Owner:大连坂井科技有限公司

Ductile iron casting technology

ActiveCN103589942ANodularization dose reductionImprove absorption rateAlloyDuctile iron
The invention provides a ductile iron casting technology. The technology comprises the following steps: 1, preparation of a nodularization packet comprising a packet body and a packet cover: sequentially casting a nodulizer, an inoculant and a covering agent into the depression in the packet body, and hoisting the packet cover to cover the nodularization packet body; and 2, smelting casting: (1), preparation of a casting liquid comprising 4.2-4.6% of C, 0.95-1.15% of Si, 0.12-0.18% of Mn, 0.034% of P, 0.024% of S, and the balance Fe: heating above raw materials in an electric furnace to a smelting temperature for fully melting alloys to form molten iron, dumping the molten iron into the slot cavity on the packet cover, continuously thrusting the molten iron into the nodularization packet body positioned at the other end of the depression from the inlet of the casting liquid, and carrying out nodularization and inoculation treatment in the nodularization packet to form the casting liquid; and (2), casting the casting liquid into the cavity, and solidifying to form a casting. The casting technology can improve the absorptivity of the nodulizer, reduce the consumption of the nodulizer, reduce the casting cost and realize environment improvement.
Owner:WUJIANG HYDRAULIC COMPONENTS FOUNDRY

Maintenance method for smoking of small oven ends of 7.63m coke oven

The invention relates to a maintenance method for smoking of small oven ends of a 7.63m coke oven. The method is characterized by comprising the following steps that a, small protection plates of theside faces of the small furnace ends of the oven tops of the machine side and coke side are cut off and disassembled; b, the small furnace ends of the oven tops of the machine side and coke side are disassembled; c, clay bricks of the fourth to tenth layers are processed to form grouting holes; d, a fiber rope of the upper portion of an oven door frame is disassembled, air blowing is conducted forsweeping, and the ceramic fiber rope is subjected to filling; e, the small oven ends of the machine side and coke side are constructed. The maintenance method for smoking of the small oven ends of the 7.63m coke oven has the advantages that a sealing system of the oven head part of the whole coke oven is rebuilt, the measure is powerful, the operability is high, the effect is obvious, the smokingphenomenon of the small oven ends is eliminated, the production and environmental protection demands are met, the grouting material application is precise, and the cost of maintenance engineering islowered.
Owner:MCC5 GROUP CORP SHANGHAI

Rust-proof corrosion-resistant water-based quenching agent and preparation method thereof

InactiveCN104593564AOvercome the problem of cooling too fastImprove corrosion resistanceQuenching agentsWater basedSodium bicarbonate
The invention discloses a rust-proof corrosion-resistant water-based quenching agent. The quenching agent is characterized by being prepared from the following raw materials in parts by weight: 1-2 parts of polyoxyethylene rosin ester, 0.3-0.5 part of nonylphenol polyoxyethylene ether, 0.3-0.5 part of amphoteric lauryl sodium acetate, 0.3-0.5 part of carnauba wax emulsion, 0.3-0.5 part of linseed oil, 0.1-0.2 part of sodium silicate, 0.1-0.2 part of sodium diacetate, 0.5-1 part of sodium bicarbonate, 1-2 parts of sodium alginate, 0.5-1 part of potassium chloride, 1-2 parts of aids and 80-100 parts of water. The quenching agent disclosed by the invention has the advantages of good cooling performance, good quenching uniformity, rust-proof and corrosion-resistant effects and strong practicability, the problem of over-high water cooling speed is overcome, the phenomena of cracking, deformation and the like of a quenched workpiece are avoided and the quenched workpiece has good anti-corrosion performance which is conducive to further processing and storage.
Owner:安徽省杨氏恒泰钢管扣件加工有限公司

Riser raw gas disturbance method and device based on coke dry quenching circulating gas

PendingCN111944543ASmall air intakeDoes not change oxygen contentEnergy inputDistillation gas withdrawalCoke ovenThermal recovery
The invention discloses a riser raw gas disturbance method and device based on coke dry quenching circulating gas, and belongs to the technical field of coke oven raw gas waste heat recovery. According to the riser raw gas disturbance method based on the coke dry quenching circulating gas, a rotary air inlet hole inclining towards one side is formed in a riser base of a riser heat exchanger, gas is taken from a circulating fan rear main pipe of a coke dry quenching circulating system, the gas is connected into the rotary air inlet hole of the riser base through a connecting pipeline, and cokedry quenching circulating gas is utilized to form rotary disturbance gas flow in the riser base, so that raw gas in the riser heat exchanger forms rotary ascending motion. According to the invention,under the condition that the service life and the heat exchange channel of a riser heat exchanger are not affected, raw gas in the riser heat exchanger is made to rotate and ascend, so that disturbance of the raw gas is enhanced, convective heat exchange between the raw gas and the riser heat exchanger is enhanced, the surface temperature of the inner barrel of the riser heat exchanger can be increased, and tar in the raw gas is prevented from condensing.
Owner:江苏龙冶节能科技有限公司

Preparation method of modified fiber based vacuum insulated panel core material

The invention relates to the technical field of preparation of thermal insulation materials, in particular to a preparation method of a modified fiber based vacuum insulated panel core material. According to the preparation method, self-made aluminum silicate fiber is taken as a base material, sieved self-made calcium silicate powder and modified ground powder are taken as an accelerant, the basematerial and the accelerant are supplemented by polyacrylamide and amber powder, and the modified fiber based vacuum insulated panel core material is prepared. Firstly, aluminum oxide and silica are molten, and the self-made aluminum silicate fiber is obtained and can effectively insulate heat and prevent oxygen from being contacted with flammable substances; self-made calcium hydroxide, silicon oxide and deionized water are mixed to generate calcium silicate hydrate, a C-Si-H gel thin layer is formed on the surface of the system, calcium silicate hydrate and the base material constitute a three-dimensional net structure, so that waterproofness of the vacuum insulated panel core material is improved, aluminum hydroxide and magnesium hydroxide mixed powder is subjected to surface chemical modification by stearic acid, accordingly, ground powder has good compatibility in the system, combustion is further prevented, and the preparation method has broad application prospects.
Owner:FOSHAN GAOMING DISTRICT ZHUAHE NEW MATERIAL TECH CO LTD

Safety steel fireproof roller shutter

InactiveCN110118057AEnsuring the ability to insulateEffective fire and heat insulationShutters/ movable grillesFireproof doorsEngineeringMechanical engineering
The invention discloses a safety steel fireproof roller shutter, and belongs to the technical field of a fireproof roller shutter. The safety steel fireproof roller shutter includes a shutter piece, an automatic winding device, a base and a guiding rail; the top of the shutter piece is arranged in the automatic winding device in a winding mode, the bottom of the shutter piece is connected with thebase, the automatic winding device includes a reel, a door rolling motor and a travel switch, the reel is connected with the door rolling motor, the door rolling motor is connected with the travel switch, the shutter piece is installed in the guiding rail by a transmission chain in a sliding mode, and the transmission chain is correspondingly connected with the door rolling motor and the reel; the travel switch is connected with the automatic winding device; and the safety steel fireproof roller shutter further includes a cooling device, the cooling device is fixed on one side of the shutterpiece and includes a rotary water sprayer which is internally provided with a rotary body, and the rotary water sprayer in installed at the tail end of a water transportation pipe. According to the safety steel fireproof roller shutter, the structure is simple, using is convenient, practicability is high, and the safety steel fireproof roller shutter is suitable for promotion and using.
Owner:安徽双盾消防科技有限公司

Device and method for correcting coke oven door knife edge

The invention discloses a device and a method for correcting a coke oven door knife edge. The device is characterized by comprising a mouth-shaped square steel frame, a 5t jack, two 1t jacks and a correcting rotary rack, wherein the mouth-shaped square steel frame consists of an upper beam, two side beams, a lower beam and two hanging hooks; the tops of the two side beams are fixedly welded and connected with the upper beam, and the bottoms of the two side beams are welded with an elliptic hole respectively; two ends of the lower beam pass through the elliptic holes; one end of each of the two hanging hooks is welded with an elliptic hole, the two hanging hooks can be movably hung on the middle part of the lower beam through the elliptic holes, the other ends of the two hanging hooks are provided with an iron hook respectively, and the hook inlets of the two iron hooks are arranged in opposite directions; the 5t jack can be arranged at the bottom of the upper beam, and the bottoms of the 1t jacks can be propped against the oven door knife edge; and one end of the correcting rotary rack can be arranged below the 5t jack, and the other end of the correcting rotary rack can be arranged above the 1t jack.
Owner:MCC5 GROUP CORP SHANGHAI

Water-soluble degradable environment-friendly quenching agent and preparing method thereof

The invention discloses a water-soluble degradable environment-friendly quenching agent. The water-soluble degradable environment-friendly quenching agent comprises, by weight, 2-6 parts of glycerin, 4-8 parts of rhamnolipid, 6-10 parts of oxalic acid, 2-4 parts of butyl hydroxy anisd, 8-12 parts of colza oil, 11-17 parts of cyclodextrin, 6-10 parts of pine oil, 15-25 parts of crylic acid, 7-8 parts of cane sugar, 0.5-0.8 part of 2-thioketone-tris-hydroxymethyl benzothiazoline and 10-20 parts of shell powder. Firstly, the oxalic acid, the butyl hydroxy anisd and the pine oil are dissolved in the glycerin, mixed liquid is obtained, then water is added, and the mixed liquid is transferred into a reaction kettle; after the reaction is finished, cooling is conducted, the rhamnolipid, the colza oil, the cyclodextrin and the cane sugar are added, and standing is conducted after stirring is conducted for 10 min; and then centrifuging is conducted, the supernate is taken after centrifuging, the crylic acid, the 2-thioketone-tris-hydroxymethyl benzothiazoline and the shell powder are added, after uniform stirring, paraffin wax oil is used for sealing after temperature rising, heat preservation and cooling, and the water-soluble degradable environment-friendly quenching agent is obtained. The prepared quenching agent has good water solubility, and is ecologically degraded, and pollution to the environment is weak.
Owner:ZHENGZHOU LIFUAI BIOLOGICAL TECH CO LTD

Electric arc prevention method and electric arc prevention structure of voltage withstanding machine

According to an electric arc prevention method and an electric arc prevention structure of a voltage withstanding machine, a small gear assembly on a motor in the voltage withstanding machine, a motorshell, a fixing frame, a voltage regulator shell and a large gear assembly form a closed loop in sequence, and in order to avoid the situation that an induction current is generated in the closed loop when a voltage regulator in the voltage withstanding machine works, a structure for eliminating the induction current is arranged in the closed loop, so that an electric arc is prevented from beinggenerated between the small gear assembly and the large gear assembly. The structure for eliminating the induction current is arranged in the closed loop, so that the situations that smoke is generated at the meshing position of the reduction gears of the voltage regulator, and electric sparks are generated, are eliminated. According to the present invention, the potential safety hazards can be eliminated, the service lives of the voltage regulator, a motor and the like are prolonged, and the overall quality of the voltage-withstanding machine is improved.
Owner:ZHUZHOU YIXING TECH CO LTD

A heat-insulating, heat-preserving, and high-temperature-resistant coating for the surface of q235b steel and a preparation method thereof

A heat-insulating, heat-preserving, and high-temperature-resistant coating used on the surface of Q235B steel and a preparation method thereof, the invention relates to the field of coatings and a preparation method thereof. The invention aims to solve the technical problems of large coating thickness and high thermal conductivity coefficient formed by the existing thermal insulation cold-sprayed high-temperature resistant coating. The paint is prepared from sodium silicate, air-entraining agent, thickener, corrosion inhibitor, aluminum oxide, fly ash, magnesium oxide, silicon carbide, aluminum powder and deionized water in parts by mass. Method: weighing raw materials; preparing emulsion; ball milling to prepare powder; mixing and stirring. By controlling the adding sequence of each component, the present invention can make each component in the thermal insulation and high temperature resistant coating form a space structure wrapped layer by layer, effectively block the transfer of heat, and make the prepared high temperature resistant coating have better heat insulation High temperature performance. The invention prepares heat-insulating, heat-preserving and high-temperature-resistant coatings for coating Q235B steel materials.
Owner:哈尔滨拓百世环保涂料有限公司

Feather hydrolysate quenching agent and preparation method thereof

The invention discloses a feather hydrolysate quenching agent which is characterized by being prepared from the following raw materials in parts by weight: 6 to 10 parts of feather hydrolysate, 0.2 to 0.4 part of tartaric acid, 0.05 to 0.1 part of sodium pyrrolidonecarboxylate, 0.1 to 0.2 part of pentaerythritol oleate, 0.2 to 0.4 part of glycerol mono-oleate, 0.1 to 0.2 part of Tween-80, 0.3 to 0.5 part of disodium cocoyl glutamate, 0.5 to 1 part of sodium bicarbonate, 0.1 to 0.2 part of sodium benzoate, 0.3 to 0.5 part of borax, 0.5 to 1 part of urea, 0.1 to 0.2 part of potassium sorbate and 80 to 100 parts of water. According to the preparation method provided by the invention, the feather hydrolysate is taken as a main raw material for preparing the quenching agent, the raw material is wide in source and is natural and free from contamination, the preparation technology is simple, the environmental compatibility is good, the product cooling performance can be effectively improved, the quenching evenness is excellent, the problems of workpiece cracking, deformation and the like caused after quenching can be avoided, resources are saved, waste is changed into valuable, the utility value is relatively high, and industry policies of environmental protection and carbon emission reduction are meet.
Owner:安徽省杨氏恒泰钢管扣件加工有限公司

Active smoke filtration for insufflation

An active smoke filtration unit is used to remove smoke during laparoscopic surgery. The active smoke filtration unit is part of a recirculation circuit. The recirculation circuit is pneumatically isolated from a primary flow generator, such as an insufflator, by a valve assembly. The active smoke filtration unit can be housed separately from the valve assembly or together with the valve assembly. The recirculation circuit can include a humidifier to heat and humidify the insufflation gases.
Owner:FISHER & PAYKEL HEALTHCARE LTD

Self-power-generation biomass gasification furnace

The invention discloses a self-power-generation biomass gasification furnace, comprising a power generation device, an electricity storage device, an ignition device, a furnace body, a tar filtering device, a purity measuring and air exhausting device and an air blowing device, wherein the power generation device is connected with the electricity storage device, the circuit connecting end of the ignition device is connected with the electricity storage device, the ignition end of the ignition device is connected with the furnace body, the furnace body is connected with the tar filtering device, the purity measuring and air exhausting device is connected with the tar filtering device, the air blowing device is arranged at the bottom of the furnace body, and the control circuit of the air blowing device is connected with the electricity storage device. With the biomass gasification furnace provided by the invention, the problem of ignition under the condition of no external power supply is overcome; the electricity storage device can energize a variety of auxiliary electrical appliances, so more convenience is obtained in use; the ignition device realizes fast ignition; the air blowing device accelerates biomass gasification; the purity measuring and air exhausting device tests purity of gas in the furnace body and eliminates smoke; and multi-stage filtration of the tar filtering device prevents tar from blocking a pipeline.
Owner:尉吉政

A Deviation Correction and Maintenance Method for the Smoke Guide Hole on the Roof of a Tamping Coke Oven

A tamping repair method for correcting the deviation of the smoke guide hole on the top of the coke oven, which is characterized in that it comprises the following steps: a. installing and fixing the positioning scale, b. measuring the displacement of the smoke guide hole deviation, c. shifting and adjusting the smoke guide hole, d. Check the normal occlusion of the smoke guide hole and the smoke guide pipe of the smoke guide vehicle. e. Seal the root of the smoke guide hole and build the masonry around it. The deviation correction and maintenance method of the smoke guide hole on the tamping coke oven roof of the present invention has a positioning scale and a temporary fixing bracket device with simple structure and convenient manufacture; the deviation is corrected and maintained through the installation of the positioning scale and the temporary fixing bracket, and the smoke guide hole is eliminated to eliminate its production smoke Phenomena, deviation correction and maintenance engineering quality is safe and reliable, and the operation efficiency is higher, so that the coke oven production can quickly meet the environmental protection requirements; the manufacturing cost of the positioning scale and the temporary fixing bracket device is low, and the advantages of reducing the cost of the engineering cost.
Owner:MCC5 GROUP SHANGHAI CORPORATION LIMITED
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