| Patents for B01D 39 - Filtering material for liquid or gaseous fluids (24,884) |
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| 09/16/2009 | EP2100012A1 Filter element which is produced by extrusion for filtering exhaust gases of a diesel internal combustion engine |
| 09/16/2009 | EP2099323A2 Acetoacetate polymer coated aldehyde removal filter |
| 09/16/2009 | EP1858618B1 Aerosol separator |
| 09/16/2009 | EP1666118B1 Ceramic honeycomb filter and method of manufacturing the same |
| 09/16/2009 | CN101534922A Filter with improved media utilization and methods of making and using same |
| 09/16/2009 | CN101534921A Ceramic honeycomb filter and process for producing the same |
| 09/16/2009 | CN101532413A Particulate matter reducing apparatus |
| 09/16/2009 | CN101530705A Smoke filter and method for preparing flexible filter medium thereof |
| 09/16/2009 | CN101530701A Preparation method for silicon carbide candled filter |
| 09/16/2009 | CN101530700A Wet method forming micropore filtration separation material and preparation method and application thereof |
| 09/16/2009 | CN101530699A Non-woven filter material in ventilation dust-filtering system and preparation method thereof |
| 09/16/2009 | CN101530698A Non-woven filter felt combining air-laid web with pinprick reinforcement and production method |
| 09/16/2009 | CN101530697A Humidifying filter screen and manufacturing method thereof |
| 09/16/2009 | CN101530696A Filtering material used for removing dust by combing electrical bag and application thereof |
| 09/16/2009 | CN101530695A Inorganic fiber filtration material and preparation method and application thereof |
| 09/15/2009 | US7588730 Devices for incorporating filters for filtering fluid samples |
| 09/15/2009 | US7588686 Dual porosity filter |
| 09/15/2009 | US7588628 Microporous ceramic materials |
| 09/15/2009 | CA2502448C Synthetic material filter and associated method of use |
| 09/15/2009 | CA2472611C Multiple retainer bridge |
| 09/11/2009 | WO2009110505A1 Fibrous mass bearing catalyst, process for producing the same, and purifier for discharge gas |
| 09/11/2009 | WO2009110342A1 Porous member |
| 09/10/2009 | US20090226690 Nonwoven fabric made of an ethylene/tetrafluoroethylene copolymer |
| 09/10/2009 | US20090226348 Honeycomb filter and exhaust gas purification system |
| 09/10/2009 | US20090223898 Industrial Silicon Carbide Filtration Method |
| 09/10/2009 | US20090223190 Filter material and process for producing same |
| 09/10/2009 | US20090223185 Split filter drum |
| 09/10/2009 | DE102008017547A1 Filter unit for insertion in fuel supply line of liquid petroleum gas combustion engine, has filter housing and filter insert, where filter insert is carried from housing |
| 09/10/2009 | DE102008012935A1 Backwash flow filter for purifying contaminated liquid, has tubular flaming-sprayed or sintered filter body that is composed of flame sprayed or sintered precious metal, where pores are unevenly distributed in filter body |
| 09/10/2009 | CA2657549A1 Filter material and process for producing same |
| 09/09/2009 | EP2098718A2 Filter unit for insertion in the fuel supply conduit of a liquefied gas combustion engine |
| 09/09/2009 | EP2098497A1 Ceramic honeycomb structure and process for producing the same |
| 09/09/2009 | EP2098493A1 Process for producing aluminum-titanate-based ceramic honeycomb structure |
| 09/09/2009 | EP2098348A1 Process for producing plugged honeycomb structure |
| 09/09/2009 | EP2098347A1 Process for producing plugged honeycomb structure |
| 09/09/2009 | EP2097153A1 Manufacturing method of filter media available at medium and high temperature exhaust gas using foam coating technology and filter media manufactured thereby |
| 09/09/2009 | CN201304298Y New type filtering cotton |
| 09/09/2009 | CN201304297Y Composite non-woven fabric with ventilation function |
| 09/09/2009 | CN201304296Y High-temperature resistant composite fiber needled filter felt with nano-particle compact layer on surface |
| 09/09/2009 | CN201304295Y Normal temperature polyester fiber needled filter felt with nano-particle compact layer on surface |
| 09/09/2009 | CN201304294Y Fiber sand filter material |
| 09/09/2009 | CN101528321A Sodium bicarbonate vacuum bag inserts |
| 09/09/2009 | CN101524609A Asymetric membrane FeAl intermetallic compound porosint filter element and application thereof |
| 09/09/2009 | CN100536988C Aluminium oxide foam ceramic filter |
| 09/09/2009 | CN100536987C Zirconium oxide foam ceramic filter |
| 09/09/2009 | CN100536986C Magnesium oxide foam ceramic filter |
| 09/09/2009 | CN100536985C Silicon carbide foam ceramic filter |
| 09/09/2009 | CN100536984C Wine biological activity filtering pistil |
| 09/09/2009 | CN100536983C Nano granule water purifying material for removing heavy metal and preparation thereof |
| 09/09/2009 | CN100536982C Nano granule water purifying material for removing bacteria and virus, and preparation thereof |
| 09/08/2009 | US7585471 Suitable volume and a suitable aperture ratio on the inlet side with respect to a discharge amount of an internal combustion engine; optimum honeycomb structured body in response to a variety of internal combustion engines; for capture of particulates |
| 09/08/2009 | US7585421 Method of producing a sheet comprising through pores and the application thereof in the production of micronic and submicronic filters |
| 09/08/2009 | US7585347 Ceramic filter |
| 09/08/2009 | CA2344860C Activated carbon filter |
| 09/03/2009 | WO2009108743A1 Ductless fumehood system |
| 09/03/2009 | WO2009108362A2 Honeycomb manufacturing method using ground nut shells and honeycomb body produced thereby |
| 09/03/2009 | WO2009108330A1 Permeable material, articles made therefrom and method of manufacture |
| 09/03/2009 | WO2009106968A2 Method for producing particles electrostatically |
| 09/03/2009 | US20090218299 Inverted aerated immersed screen, screen assembly and operating process |
| 09/03/2009 | US20090218292 Methods of treating water |
| 09/03/2009 | US20090218291 Methods for treating water |
| 09/03/2009 | US20090218288 Method and composition for removing uremic toxins in dialysis processes |
| 09/03/2009 | US20090218276 Functionalized diamond particles and methods for preparing the same |
| 09/03/2009 | DE102008011357A1 Verfahren zur Herstellung eines keramischen Filterelements A method for producing a ceramic filter element |
| 09/02/2009 | CN101522281A Ceramic honeycomb filter and method for manufacturing the same |
| 09/02/2009 | CN101518718A Functional filter felt for eliminating harmful constituents of fume, preparation method and application method thereof |
| 09/02/2009 | CN101518702A Dust settling pocket made of spunlace peritoneum filter cloth |
| 09/02/2009 | CN101518701A Primarily efficient filter wool |
| 09/02/2009 | CN100534600C Gas producer-use filter |
| 09/02/2009 | CN100534575C Filter media for decreasing water hardness and its preparation method and filter element using the filter media |
| 09/02/2009 | CN100534574C Technics of preparing sparse oil porous ceramic filtering material |
| 09/02/2009 | CN100534573C Filtration medium and preparation, filter element, purifier and drinking machine using the same |
| 09/01/2009 | US7582320 Acid activated montmorillonite based filtration aid |
| 09/01/2009 | US7582266 the cross-sectional areas of one of the subsets of channels differs along the axial length of the honeycomb body, transient time of the exhaust gas in the different subsets of channels is different which dampens sounds of different wavelengths |
| 09/01/2009 | US7582213 Cellulose fiber-based filters |
| 09/01/2009 | US7582210 Polyazole coating; heat treatment; electrodes; polymer electrolyte membranes; fuel cells |
| 09/01/2009 | US7582209 Graded particle-size retention filter medium for fluid filtration unit with improved edge seal |
| 09/01/2009 | US7582141 Diesel particulate filter pulse cleaner flow director system and method |
| 09/01/2009 | US7582132 mats include a blend comprising a major portion of glass fibers, a minor portion of man-made polyester fibers chemically cross linked bleached Kraft pulp fibers; fibers being bound together with a cured binder containing melamine-formaldehyde resin modified acrylic latex; pleating to form filter |
| 09/01/2009 | CA2536951C Personal air purifier |
| 09/01/2009 | CA2411229C Vascular filter system |
| 08/27/2009 | WO2009105406A2 Adducts of amines and polycarboxylic acids, and filter media comprising such adducts |
| 08/27/2009 | WO2009104572A1 Separator and separation method |
| 08/27/2009 | WO2009103674A1 Plastic substrate having an electret finish dispersed within the substrate |
| 08/27/2009 | WO2009103673A1 Electret coating on a substrate |
| 08/27/2009 | WO2009103556A1 Polyethylene membrane and method of its production |
| 08/27/2009 | WO2009067724A3 A liquid hydrocarbon filter |
| 08/27/2009 | US20090214923 Ceramic product and ceramic member bonding method |
| 08/27/2009 | US20090211968 Alcohol and Water Repellant Non-Woven Fabrics |
| 08/27/2009 | US20090211963 Particle Interceptor |
| 08/27/2009 | DE102007060099A1 Filter element comprises open cells, and a base body, which is made of reticulated foam, is filled with a hardened particle material and is fixed on a porous carrier layer, which is a fleece material |
| 08/27/2009 | CA2716272A1 Polyethylene membrane |
| 08/27/2009 | CA2714699A1 Adducts of amines and polycarboxylic acids, and filter media comprising such adducts |
| 08/26/2009 | CN101516498A Method for regenerating an auxiliary filtering agent |
| 08/26/2009 | CN101516467A Bag filter comprising meta-aramid and acrylic fiber |
| 08/26/2009 | CN101516466A Bag filter comprising polyphenylene sulfide and acrylic fiber |
| 08/26/2009 | CN101516465A Filter for filtration collection of particles floating in water, and method for filtration collection of particles floating in water and method for control of water quality using the filter |
| 08/26/2009 | CN100532286C Nano silver composite antibacterial material using porous ceramics as carrier and preparation method thereof |
| 08/26/2009 | CN100531858C A method to manufacture a non sintered metal fiber medium |
| 08/25/2009 | US7578979 Non-woven Sintered Refractory Fibrous Ceramic (nSiRF-C) composite of high porosity for exhaust gas flow used as an improved substrate; improved life, reduction of backpressure, more complete combusion of particulates due to high temperature resistance |