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16382 results about "Air purification" patented technology
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an air purifier
InactiveCN103861421BLarger than surface and uniformGood adsorption and decomposition effectOther chemical processesDispersed particle separationActivated carbonHazardous substance
Owner:QINGDAO CHUANSHAN NEW MATERIALS
High-efficiency multifunctional modular interior air purification device
InactiveCN102748817AEasy to disassemble and maintainMeet general functional requirementsSpace heating and ventilation safety systemsLighting and heating apparatusFree rotationPorous ceramics
The invention relates to a high-efficiency multifunctional modular interior air purification device. A device main body is cylindrical and consists of three cylindrical function modules which are combined and include a main l function module, a power control module and an additional function module from bottom top. The main function module with 360-degree omnibearing intake air design consists of a protective hood, a free rotating guide plate, a washable prefiltering glass fiber layer, an attached active carbon adsorption layer, an attached nano active carbon adsorption layer, a high-efficient PTFE filter layer, a load nano TiO2 porous ceramic sequentially from bottom top, as well as a UV lamp in the middle from the outside to the inside; the power control module consists of a power cord, a multifunctional power jack, a fan and a control panel; and the additional function module consists of a cylindrical guide plate, a guide protective hood and a solid essential oil dispersion box / negative ion generator / humidifier and the like. The high-efficiency multifunctional modular interior air purification device is compact in design structure, has no noise pollution, low energy consumption and an obvious purification effect, and is suitable for use in various interior places.
Owner:TONGJI UNIV
Air purifier
The invention relates to the field of air purification, and in particular relates to an air purifier. The air purifier comprises an air purifier body and a power supply box, wherein the air purifier body comprises a motor, a filter screen, an air pump, an air inlet, an air outlet and an air conveying pipeline; the power supply box is electrically connected with the motor; the motor is used for driving the air pump to enable the air to be sucked into the air conveying pipeline; the filter screen is arranged in the air conveying pipeline; the air outlet and the air inlet are respectively formed at the two ends of the air conveying pipeline. Compared with the air purifier which is limited in length of a power line and can not be away from a fixed power supply so as not to be carried about at any time and any place in the prior art, the air purifier provided by the invention is provided with the power supply box which is used for supplying power for the air purifier body, so that the air purifier is away from the fixed power supply.
Owner:SUZHOU BOHAN ENVIRONMENTAL PROTECTION TECH
Activated alumina and activated carbon compounded material and preparation method thereof
InactiveCN101890336AAchieve the perfect combinationEasy to useCatalyst carriersOther chemical processesActivated carbonAir purification
The invention provides an activated alumina and activated carbon compounded material and a preparation method thereof. According to a formula, the material comprises the following raw materials in percentage by mass: 40 to 99 percent of aluminum hydroxide, 1 to 60 percent of activated carbon, and 15 to 35 percent of binder. The material is prepared by uniformly mixing, pelleting, ageing, molding, airing, sintering, rinsing, drying and the like. The invention aims to compound the activated carbon with the activated alumina; on the one hand, the material with a certain shape can be processed, the defects of loose shape, low strength, difficult recovery and the like of the activated carbon are overcome, and the material is easy to recycle; and on the other hand, the adsorption property of the activated alumina material is greatly improved. The method has the advantages of simpleness, practicality, readily available raw materials, low cost and suitability for industrial mass production, and can be widely applied to various fields such as industry, agriculture, environmental protection, air purification, water treatment and the like.
Owner:FUZHOU UNIV
Air purification device with water spraying as main part and semiconductor refrigeration thermal effect as auxiliary part
InactiveCN104976714AReduce project sizeMechanical apparatusUsing liquid separation agentStructural cohesionWater storage
The invention discloses a method for using a semiconductor heating-cooling device in water-spraying air purification equipment. The semiconductor heating-cooling device is structurally formed by that heat exchange fins are arranged at the lower cold ends and upper hot ends of a same group of P-N-node semiconductor devices (p-n) to form the semiconductor heating-cooling device (W) with refrigerating fins (6) and heating fins (7). The key utilization method, namely structural cohesion requirements in utilization includes: enabling a refrigerating passage formed by a portion, with the refrigerating fins (6), of the semiconductor heating-cooling device (W) to join with a rain area air purification passage (D) formed by a water storage plate (2) and a water receiving plate (5); enabling a heating passage (D-2) formed by a portion, with the heating fins (7), of the semiconductor heating-cooling device (W) to join with an air purification passage (D) with a fan driver (1). By taking the advantage of double effects of the semiconductor devices (p-n) with one side for refrigerating and the other side for heating after electrification, conditions are created for both greatly simplifying heating-cooling facilities (size reduced) and greatly saving energy.
Owner:梁嘉麟
Zeolite colored coating powder having air-purifying function
InactiveCN105272114ASolving difficult-to-disperse reunionsImprove the bactericidal effectPorosityPyrophosphate
The invention discloses zeolite colored coating powder having an air-purifying function. According to the technical scheme, the zeolite colored coating powder having the air-purifying function is characterized in that ingredients include attapulgite pottery clay powder having the air-purifying function, acidified zeolite particles, colored portland cement, Paris plaster, white carbon black, calcium chloride, aerosil, expanded perlite, nanometer silver-loaded antibacterial powder, nanometer titanium dioxide, sodium pyrophosphate and powder defoaming agents. The ingredients of the zeolite colored coating powder having the air-purifying function are input three times into a stirring machine to be stirred evenly and packaged into the finished product. By the adoption of the colored coating, in indoor wall decoration, an artistic emboss effect of various embossed three-dimensional colored patterns can be achieved through spraying and manufacturing, after spraying, a coating is hard, the porosity is high, the specific surface area is large, adhesion is strong, indoor formaldehyde, ammonia nitrogen, benzene and other harmful substances can be adsorbed and decomposed, and the functions of automatic humidification, mould prevention, sterilization, deodorization and air purification are achieved.
Owner:蒋文兰
Electrospinning nano-fiber electret filtering material and its preparation method
ActiveCN104289042AHigh surface electrostatic potentialHigh super strong electrostatic adsorption performanceSynthetic resin layered productsFiltration separationPorosityFiber
The invention relates to an electrospinning nano-fiber electret filtering material and its preparation method. The high-efficiency and low-resistsance nano-fiber electret filtering material having no interfibrous adhesion and having a fluffy three-dimensional netted intercommunication structure is prepared through controlling the component and the temperatures of a polymer solution in an electrospinning process and carrying out one-step forming in the nano-fiber forming rapid cooling process, wherein the gram weight of the above nanofiber layer is 0.01-70g / m<2>, and the porosity is not less than 80%. The surface electrostatic potential of the nano-fiber electret filtering material is 800-6000V, and the surface charges have lasting storage stability, the hydrophobic angle is greater than 150DEG, the filtering efficiency of the material to particles of 0.006-1[mu]m can reach above 99.999%, the piezoresistance is less than 20Pa, and the dust containing capacity is 300-3600g / m<2>. The preparation method is simple, and the filtering material has wide application prospects in the fields of individual protection mouth mask filtration, indoor air purification and filtration, and high efficiency / ultrahigh efficiency air filtration.
Owner:DONGHUA UNIV
Air purification system and method
Owner:LEE DAVID B
Low-profile air filter module
InactiveUS6321637B1Reduce the overall heightReduce configurationCombination devicesGas treatmentAir filterAir purification
A filter module for use with a room air-purifying system. The filter module includes a housing and a filter. The housing forms an air inlet, a first outlet port and a second outlet port. The outlet ports are configured for fluid connection to commercial ductwork. The filter is maintained by the housing and is configured to retain air-borne contaminants. During use, airflow passes from the filter to the outlet ports. By incorporating at least two outlet ports, the filter module preferably assumes a low-profile configuration, thereby facilitating installation of the filter module at any desired location relative to a room of interest.
Owner:HONEYWELL INT INC
Intelligent air purification control system and method
ActiveCN104819510AGuaranteed uptimeAvoid harmMechanical apparatusSpace heating and ventilation safety systemsAir monitoringControl system
The invention relates to an intelligent air purification control system and method. No intelligent air purification control systems and methods with complete functions exist at present. The intelligent air purification control system comprises an air purification system, a fan system and a shell. The intelligent air purification control system is characterized by further comprising an air monitoring system, an android control system, a speed governor module, a loudspeaker, a display system, a network function module and a server. A TVOC sensor, an infrared sensor, an MIC sensor and an optical sensor are arranged in the air monitoring system. An APP extension module, a WIFI module and a data analysis module are arranged in the android control system, and the air monitoring system, the network function module, the display system, the loudspeaker, the server, the fan system and the speed governor module are connected with the android control system. The intelligent air purification control method is characterized by comprising an automatic mode, a sleep mode, a protection mode, a fierce wind mode and a manual mode. The intelligent air purification control system is reasonable in structure and complete in function.
Owner:UCHEER PURIFICATION & POLLUTION CONTROL TECH ZHEJIANG CO LTD
Positive pressure air purification and conditioning system
InactiveUS20060177356A1Reduces overall air purification requirementAvoid enteringMechanical apparatusSpace heating and ventilation safety systemsPositive pressureEngineering
An air purification system utilizing an ultraviolet germicidal lamp is disclosed. The air purification system is in fluid communication with a ventilation duct. The air purification system may also be in fluid communication with the ambient air. The air purification system may incorporate an actuator for the selection of the ambient air, the ventilation duct, or both as an air source for treatment. The air purification system may also be used to obtain a positive pressure within an enclosed space.
Owner:MILLER GREGORY ROBERT
Diatom internal wall coating with humidity-regulating and air purifying functions and preparation process thereof
The invention relates to an indoor decorative material, in particular to a diatom internal wall coating with humidity-regulating and air-purifying functions and a preparation process thereof, and aims at overcoming the defects existing in the prior art and providing the diatom internal wall coating and the preparation process thereof, wherein the diatom internal wall coating has an excellent indoor air humidity-regulating function, can eliminate peculiar smell, preserve heat, reduce noise, remove harmful gases including formaldehyde, toluene and the like in the air, can continuously release negative oxygen ions, has a lasting environmental-protection function, a humidity-regulating function and the air-purifying function, and is rich in colors, strong in texture and environment-friendly. The diatom internal wall coating with the humidity-regulating and air-purifying functions and the preparation process of the diatom internal wall coating have the advantages that ingredients can be used after screened, weighed, evenly mixed in a grading mode, checked out and packaged. When the diatom internal wall coating is used, water is added into the coating to prepare a pasty or milky coating, and texture shape construction can be performed in a batch-coating, blade-coating or wipe-coating mode or in a roll-coating, spraying or brush-coating mode. An appropriate construction process can be selected according to the decorative requirements.
Owner:长春市兰亭序吉硅藻新材料有限公司
Selective laser melting forming device and method of medical magnesium alloy metal part
ActiveCN101856724ASatisfies complex spatial shape requirements with high degrees of freedomMeet complex space shape requirementsSelective laser meltingOptoelectronics
The invention provides a selective laser melting forming device of a medical magnesium alloy metal part, which comprises a control device, a powder delivering and spreading device, a laser transmission mechanism, an air purification device and a closed forming chamber, wherein the powder delivering and spreading device comprises a hopper and powder spreading brushes arranged on two sides below the hopper, the upper part of the hopper is arranged in a way of corresponding to a feeding opening on the upper part of the forming chamber, and the lower parts of the powder spreading brushes horizontally correspond to the upper surface of a forming cylinder; the laser transmission mechanism is arranged outside and above the forming chamber and is arranged in a way of corresponding to the forming cylinder; the side wall of the forming chamber is provided with an air inlet and an air outlet, and the air purification device is connected with the air inlet and the air outlet respectively; and the control device is connected with the powder delivering and spreading device, the laser transmission mechanism, the forming cylinder and the air purification device respectively. The invention also provides a selective laser melting forming method of the medical magnesium alloy metal part. The device and the method can manufacture parts which have complex shapes required in the medical field directly, and have the advantages of high forming efficiency and the like.
Owner:SOUTH CHINA UNIV OF TECH
Module type air purifier
ActiveCN1752617ALarge capacityDispersed particle filtrationLighting and heating apparatusAir purifierAir purification
A kind of module type air purifier which is composed of the first and the second air purifying units assembling through the module mode with each other. There are combining protuberances on the bottom of the first and the second air purifying units, while combining grooves to embed the combining protuberances on the top. The first and the second air purifying unit are fixed separated with each other through the fixed component. The air inlets and air outlets set on the lateral and the front of the first and the second air purifying units separately, the filters conforming with various types set medial side of the each air inlet to purify the air. Thus, this invention provides a module type air purifier which can increase the capacity conveniently without increasing the setting area.
Owner:SAMSUNG ELECTRONICS CO LTD
Bionic intelligent air purification robot
InactiveCN101972128AImprove work performanceImprove performanceHuman health protectionProgramme controlParticulatesDecomposition
The invention discloses a bionic intelligent air purification robot, comprising a vehicle body. A robot head is arranged on the vehicle body; a camera and an illumination lamp are arranged at the front end of the head; an infrared sensor is arranged around the vehicle body; a toxic gas sensor, a particulate matter sensor, a temperature sensor and a humidity sensor are arranged at the two sides of the vehicle body; a universal arm is arranged at the front end of the vehicle body and a dust absorption head is connected with the front end of the universal arm; an air purification filter is arranged at the rear part of the vehicle body; and a nozzle is arranged at the rear end of the head which is internally provided with a control circuit and a language communication circuit board. The bionic intelligent air purification robot has the functions of dust absorption, dust removal, sweeping, sterilization, organic matter decomposition, temperature and humidity sensing and adjusting, toxic gas detection, toxic gas elimination, particulate matter sensing, illumination, free walking, mobile charging, infrared sensing, omnibearing photographing, digital storage, language communication and the like; an intelligent microcomputer is used for control, therefore, the bionic intelligent air purification robot has the advantages of good work effect, stable equipment performance, convenient operation, high efficiency, simple and compact structure, light weight and convenient transportation.
Owner:雷学军 +3
Negative ion generating device
ActiveCN101214390AQuality improvementLarge particle sizeDeodrantsCorona dischargeFiberHigh concentration
An anion generator includes a base and a shell assembled on the base, needle stripes of homopolar spray points vertically lined with equal spacing fixed between a partition plate and a window grating, and a control circuit. The technical proposal is that the shell consists of a rear shell and a front shell; the window grating is moveably connected with the rear shell; the homopolar tungsten alloy spray points vertically lined with equal spacing are fixed between the needle stripes and press plates through the one-off sealing and packaging technique; the carbide fibre fixed on the needle stripes is communicated with the small high voltage blocks; a closed carbide fibre ring is arranged in a circular slot on the circumference of the needle stripes; the high voltage block assembly components fixed in the shell are sealed and packaged in a shield screen; the base and the shell are hinged together by a rotary positioning device. The invention has the advantages of reasonable structure design, convenience in adjustment and positioning, good transmission direction of the anion, high concentration and small grain size of the generated anion, large output quantity within unit time and obvious improvement of the air quality, thus obviously improving the curative effect of diseases and the air purification efficiency, and obviously extending the service life.
Owner:柏学红
Method and apparatus for gas purification
InactiveUS20060162556A1Superior N2O removal efficiencyNitrous oxide captureGas treatmentSeparation factorSorbent
This invention comprises an adsorption process for the removal of at least N2O from a feed gas stream that also contains nitrogen and possibly CO2 and water. In the process the feed stream is passed over adsorbents to remove impurities such as CO2 and water, then over an additional adsorbent having a high N2O / N2 separation factor. In a preferred mode the invention is an air prepurification process for the removal of impurities from air prior to cryogenic separation of air. An apparatus for operating the process is also disclosed.
Owner:PRAXAIR TECH INC
Air purifier
InactiveUS20140216259A1High densityIncrease rotation speedMechanical apparatusSpace heating and ventilation safety systemsAir purifiersEngineering
Provided is an air purifier capable of increased air purification properties due to charged particles being blown out. A first air-blower blasts air, thus drawing air in from the outside to a first air-flow path, and an air-purification unit purifies the air and blows out same. A second air blower blasts air, thus drawing air in from the outside to a second air-flow path, and the air is blown out together with charged particles generated by a charged particle generator. A control unit controls the amount of air blasted by the second air-blower, according to the amount of air blasted by the first air-blower. Alternatively, the control unit controls the angle to be adjusted by the regulator, according to the amount of air blasted by the first air-blower.
Owner:SHARP KK
Plant Air Purification Enclosure Apparatus and Method
InactiveUS20120311926A1Reduce the amount requiredEasy to deployMechanical apparatusRoot feedersThermal energyEngineering
A plant air purifying enclosure, or “PAPE,” contained within an unconditioned space, either within or outside a building, containing therein a plant air purifier, which is used to purify air using plants and microbes growing therein. The PAPE enclosure itself receives poor indoor quality air from within structure where the PAPE is located or from a structure close by along with thermal energy which keeps the plant air purifier enclosure at a suitable temperature for the plants and air cleaning microbes within the air purifier. Poor air enters the enclosure, is purified by the plants and microbes, and returns in purified form back to the habitable space from which it was taken. This lowers the amount of outside air needed for ventilation purposes and so lessens a building's overall energy consumption while providing efficiently for naturally purified air. Fundamentally, the object of this invention is to specify devices, systems and methods to house / enclose plant purifiers in such a way that they can readily be deployed on a wide scale.
Owner:MITTELMARK MARC A MR +3
Wet type air purification apparatus utilizing a centrifugal impeller
InactiveUS20070051245A1Quality improvementHuman health protectionCombination devicesFresh airInternal combustion engine
This invention relates to a wet type air cleaner utilizing a centrifugal impeller with an electric motor instead of using filters, thus the separation of particular dust, mist can be absolutely eliminated from air with the difference of specific gravity between gas and pollution liquid under centrifugal force. An wet type air cleaner utilizing a centrifugal impeller comprising: protection grill (400) and water tank (401) located on an inlet pipe (405), an electric motor (433) with a centrifugal impeller (408) and a bearing (434) located inside of centrifugal cleaner (407), a drain trap (441) and humidity controller (442) installed on an exit pipe (432) etc. Therefore centrifugal wet type air cleaner make fresh air efficiently to be carried out by centrifugal force without using filters in the field of home, office, passenger car, dust place like cement factory, machine center, exhaust gas cleaner for an industrial burner and an internal combustion engine.
Owner:YUN JANGSHIK
Purification device equipped with integrated negative ion air purification system
InactiveCN105650752AGood for healthCompact and reasonable structureMechanical apparatusSpace heating and ventilation safety systemsEngineeringAir purification
The invention discloses a purification device equipped with an integrated negative ion air purification system. The purification device comprises a shell, wherein the shell is provided with an air inlet and an air outlet; a channel for ventilation is formed between the air inlet and the air outlet; ion air purification modules are arranged in the shell; air draft devices used for sucking external air are arranged in the ion air purification modules; the air draft devices are arranged between the air inlet and the channel; negative ion generators used for generating negative ions are arranged in the shell as well; and the negative ion outlet of each negative ion generator is formed between the air inlet and the corresponding air draft device. According to the air purification system, the air draft devices are tightly connected with ion generator modules to form integral bodies, the structure is compact and reasonable, the space is saved, the mounting and maintenance operation is more convenient, the ion air purification modules form an integrated system through parallel connection, and the functions of energy saving and electricity saving are achieved.
Owner:SHANDONG HONGTAIYANG ENVIRONMENTAL PROTECTION PROD
Powdery attapulgite foaming agent
The invention discloses a powdery attapulgite foaming agent. The technical scheme has the following key points: the powdery attapulgite foaming agent is composed of active attapulgite clay, sodium percarbonate, sodium pyrophosphate, lauryl sodium sulfate, sodium polyacrylate and poly-naphthalene formaldehyde sodium sulfonate. The finished product of the powdery attapulgite foaming agent is prepared by stirring, grinding and packaging the ingredients. The powdery attapulgite foaming agent has the advantages that the foaming agent is high in foaming capacity, more in bubbling times and large in unit volume foam production quality, and enables the outer films of foams to have good toughness so as to guarantee the foams not to be easily broken; the foams are good in stability, can exist for a long time without being defoamed, and are fine and smooth; holes generated in a medium are even in sizes; the water secretion quantity is low; and the used medium is good in compatibility, etc. The products produced by the powdery attapulgite foaming agent not only can effectively control the noise pollution, but also have the functions of heat preservation and air purification; and the powdery attapulgite foaming agent is suitable for producing light weight boards, light weight walls and noise reduction products.
Owner:盱眙泰禾高新科技有限公司
Method and apparatus for gas purification
Owner:PRAXAIR TECH INC
Gas purification processes
InactiveUS20110185896A1Reduce and eliminate needEasy to controlGas treatmentGaseous fuelsVacuum levelAir purification
A method for removing contaminants from a natural gas stream such as a biogas / landfill gas stream. The natural gas stream is fed to a first adsorption unit for removal of certain contaminants and then to a second adsorption unit for the removal of additional contaminants. Alternatively, a membrane stage may be employed between the adsorption units. The method utilizes the external purge to enhance pressure swing adsorption working capacity so that the vacuum level required for regeneration is not as high.
Owner:LINDE AG
Gas adsorption sheet and air-purifying filter
InactiveUS20030207635A1Improve breathabilityImprove dust removal effectWarp knittingPaper/cardboardFiberSlurry
The gas adsorption sheet of the present invention has a granular activated carbon-containing sheet comprising a granular activated carbon having an average particle diameter of 60 to 600 mum, a supporting fiber for fixing the granular activated carbon in contact with it, and an adhesive fiber which mainly contributes to shape retention. An air-purifying filter of the present invention is obtained by forming the gas adsorption sheet into a shape of pleats or wave. A method for producing a gas adsorption sheet of the present invention comprises a step of forming a granular activated carbon-containing sheet by using an aqueous slurry containing a granular activated carbon, a supporting fiber and a water-swelling adhesive fiber.
Owner:TOYO TOYOBO CO LTD
Visible light photocatalytic film and preparation method thereof and lighting lamp with visible light photocatalytic film
InactiveCN104437548AAchieve circulationImprove purification effectGlobesMetal/metal-oxides/metal-hydroxide catalystsSemiconductor materialsAcupuncture
Owner:EAST CHINA NORMAL UNIV +1
Preparation method of supported metal catalyst
InactiveCN105562116ALow costHigh operational controllabilityCatalyst activation/preparationMetal/metal-oxides/metal-hydroxide catalystsDispersityDyeing wastewater
The invention discloses a preparation method and application of a supported metal catalyst. The supported metal catalyst comprises carrier framework materials and nano particles, loaded on the surfaces of the carrier framework materials, of metal or metal oxide, or metal ions chelated on the surfaces of the carrier framework materials, wherein the metal ions and nano particles of the metal or metal oxide are loaded on the surfaces of the carrier framework materials through the polymerization layers, adhered to the surfaces of the carrier framework materials, of catechol derivatives. The preparation method of the supported metal catalyst has the advantages that the method is simple, various carrier framework materials are used, one or more metal ions or nano particles can be loaded, and universality is achieved; the supported metal catalyst is good in active metal dispersity, large in carrier specific surface area, low in use amount, low in cost, and the like; the catalyst loaded with noble metal is catalyst material which is widely used and environmental friendly and is efficiently applicable to environmental chemical engineering fields such as dye wastewater decoloring, wastewater organic pollutant removing, car tail gas treatment, air purification, hydrogenation and reforming catalytic reaction, gas sensors and fuel cells.
Owner:YANTAI INST OF COASTAL ZONE RES CHINESE ACAD OF SCI
Air Purifier Employing A Water Jet-Type Fan System, and Purification Method Thereof
InactiveUS20110139005A1Reduce manufacturing costSolve the real problemDispersed particle filtrationLighting and heating apparatusAir cyclePurification methods
The present invention relates to an air purifier employing a water jet-type fan system having a simple structure, in which water is pumped by a water pump and sprayed and scattered by the water jet-type fan system in which a plurality of spray nozzles are mounted on a fan having a flow channel, in order to purify contaminants. The fan system rotates by the principle of action and reaction using the spraying force of water. The air purifier of the present invention performs an air purification process and an air circulation function at the same time by spraying and scattering water so as to use the adsorption power of water, instead of using a motor fan for circulating air. The present invention also relates to a purification method of the air purifier.
Owner:KWON YONG JOON
Water purification membranes with improved fouling resistance
ActiveUS20100051538A1Increase membrane hydrophilicityMitigation of membrane foulingMembranesSemi-permeable membranesCoated membraneAir purification
The present invention includes methods and compositions for liquid separation and water purification. The present invention includes a purification membrane having a polymer matrix purification membrane that has been treated with dopamine to form a polydopamine coated membrane with a high water flux and a high hydrophilicity.
Owner:BOARD OF RGT THE UNIV OF TEXAS SYST
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