| Patents for B01D 39 - Filtering material for liquid or gaseous fluids (24,884) |
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| 09/07/2011 | CN102173856A Mullite ceramic foam filter for casting and preparation method thereof |
| 09/07/2011 | CN102172449A Method for preparing silicon nitride particulate filter |
| 09/07/2011 | CN102172448A Filter material for dephosphorizing wastewater and manufacturing method thereof |
| 09/07/2011 | CN101745271B Compound photocatalysis antimicrobial air filter material and preparation method thereof |
| 09/07/2011 | CN101612500B Wall-flow honeycomb ceramic filter |
| 09/07/2011 | CN101505847B An extruded porous substrate having inorganic bonds |
| 09/07/2011 | CN101415477B Low expansion corrosion resistant ceramic foam filters for molten aluminum filtration |
| 09/07/2011 | CN101111336B Method for producing a sintered body |
| 09/06/2011 | US8012439 Filter |
| 09/06/2011 | US8012412 Method and device for purifying ambient air and surfaces |
| 09/06/2011 | US8011518 Crystalline polymer microporous film, manufacturing method of the same, and filtration filter |
| 09/06/2011 | US8011517 Composite membranes with performance enhancing layers |
| 09/01/2011 | WO2011106060A2 Method of making a filter media with an enhanced binder |
| 09/01/2011 | US20110210081 Fine fiber liquid particulate filter media |
| 09/01/2011 | US20110210062 Method of making a filter media with an enriched binder |
| 09/01/2011 | US20110210061 Compressed nanofiber composite media |
| 09/01/2011 | US20110210060 Expanded composite filter media including nanofiber matrix and method |
| 09/01/2011 | US20110209711 Multilayer Composition for a Breathing Mask |
| 09/01/2011 | US20110209619 Filter medium for particulate filtration |
| 09/01/2011 | US20110209451 Nonwoven fabric for exhaust-gas treatment, exhaust-gas purification device and method for producing a nonwoven fabric for exhaust-gas treatment |
| 09/01/2011 | DE10249577B4 Filterelement Filter element |
| 09/01/2011 | CA2787102A1 Method of making a filter media with an enhanced binder |
| 08/31/2011 | EP2361144A2 High flux high efficiency nanofiber membranes and methods of production thereof |
| 08/31/2011 | EP2361133A1 Filter bag, pleatable filtration material therefore, and process of making same |
| 08/31/2011 | EP1423266B1 Honeycomb with varying channel size and die for manufacturing |
| 08/31/2011 | CN201949736U 一种压滤机新二级滤布 One kind of filter cloth new two |
| 08/31/2011 | CN201949735U 高透水滤布 High permeable cloth |
| 08/31/2011 | CN201949734U 多用途液体过滤装置 Multipurpose liquid filtration device |
| 08/31/2011 | CN201949697U 一种压滤机滤布 One kind of filter cloth |
| 08/31/2011 | CN102171163A Process for manufacturing a porous SiC material |
| 08/31/2011 | CN102170948A Ammonia-free gaseous air filter |
| 08/31/2011 | CN102166455A High-temperature resisting stiffened needled felt filter material and manufacturing method and application thereof |
| 08/31/2011 | CN101688342B Meltblown fiber web with staple fibers |
| 08/31/2011 | CN101684024B Seawater desalinating device |
| 08/31/2011 | CN101550023B Method for preparing floamed ceramics filtrating piece for purifying magnesium and magnesium alloy fused mass |
| 08/30/2011 | US8007574 Air conditioner |
| 08/30/2011 | US8007573 Filter and associated method |
| 08/30/2011 | US8007557 High-strength low-microcracked ceramic honeycombs and methods therefor |
| 08/30/2011 | US8007556 Block for filtering particles contained in exhaust gases of an internal combustion engine |
| 08/30/2011 | US8006438 Non clogging screen |
| 08/25/2011 | WO2011102487A1 Ceramic honeycomb structure and process for producing same |
| 08/25/2011 | WO2011013985A3 Activated carbon block for water purification |
| 08/25/2011 | US20110206564 Filter bag, pleatable filtration material therefore, and process of making same |
| 08/25/2011 | US20110203991 Carbon block filter |
| 08/25/2011 | US20110203242 Honeycomb structure |
| 08/25/2011 | DE102011004343A1 Exhaust gas purification filter has base substrate, multiple cells, which are composed of inlet cells and outlet cells, where multiple separation walls are made of porous material |
| 08/24/2011 | EP2358458A1 Non-woven polymeric webs |
| 08/24/2011 | EP1890838B1 Producing a honeycomb body with a metallic fleece |
| 08/24/2011 | EP1877476B1 Electret article having high fluorosaturation ratio |
| 08/24/2011 | CN201941166U 纸质滤芯热板焊机 Paper filter hot plate welder |
| 08/24/2011 | CN201940134U 新鲜气过滤器 Fresh air filter |
| 08/24/2011 | CN201940121U 一种不锈钢丝纤维混织网 One kind of fiber mixed woven stainless steel wire mesh |
| 08/24/2011 | CN201940120U 平纹反差密纹网 Plain contrast dense grain network |
| 08/24/2011 | CN1976745B Honeycomb filter |
| 08/24/2011 | CN102160945A Method for manufacturing honeycomb filter |
| 08/24/2011 | CN102160944A Filter material with composite ultrafine chopped fibers on surface |
| 08/24/2011 | CN101721856B Preparation method and product of PLA/PP double-component fiber filtering material |
| 08/23/2011 | US8003190 Honeycomb structure |
| 08/23/2011 | US8002120 Modified polyamide membrane |
| 08/23/2011 | US8002119 Control of the thickening of silicate-containing aqueous systems |
| 08/23/2011 | US8001886 Method of making a beverage ingredient filter |
| 08/23/2011 | US8001652 Upright vacuum cleaner with cyclonic airflow |
| 08/23/2011 | CA2434646C High efficiency electrolysis cell for generating oxidants in solutions |
| 08/18/2011 | WO2011100712A1 Liquid filteration media |
| 08/18/2011 | US20110201041 Encapsulation of nano-materials for fluid purification/separation |
| 08/18/2011 | US20110198281 Multi-Layer Three-Dimensional Structures Having Features Smaller Than a Minimum Feature Size Associated With the Formation of Individual Layers |
| 08/18/2011 | US20110198280 Liquid filtration media, filter elements and methods |
| 08/18/2011 | US20110198274 Filter for fuels and lubricants |
| 08/18/2011 | DE102010000403A1 Filter material for the purification of fluids, comprises a fluid-transmissive imbedding material, where the filter material is assigned in certain forms, which are performed in different forms |
| 08/17/2011 | EP2355915A2 Filters for selective removal of large particles from particle slurries |
| 08/17/2011 | CN201930643U 压滤机专用纳米滤布 Dedicated Nano filter cloth |
| 08/17/2011 | CN201930642U 滤布 Cloth |
| 08/17/2011 | CN201930589U 一种高效多层过滤器 An efficient multi-layer filter |
| 08/17/2011 | CN102159295A Electret filter element and method for producing thereof |
| 08/17/2011 | CN102159294A Contaminant adsorbent fluted filter element |
| 08/17/2011 | CN102153893A Preparation method for highly-dispersed nanometer anti-electromagnetic radiation material for filter |
| 08/17/2011 | CN102153362A Method for reclaiming aluminum oxide foamed ceramic wastes |
| 08/17/2011 | CN102151440A Composite filter pipe manufactured by expanded perlite and zeolite as main raw materials and manufacture method of composite filter pipe |
| 08/17/2011 | CN102151439A Filtering material for oil-smoke separation and oil-gas separation |
| 08/17/2011 | CN102151438A Faltbares PEFE-filtermedium mit EPTFE-membran |
| 08/17/2011 | CN102151437A PP (polypropylene) filter paper with functions of resisting bacteria, dechlorinating and removing heavy metal ions and preparation method thereof |
| 08/17/2011 | CN102151436A High temperature-resistant anti-oxidation filter material and manufacturing method thereof |
| 08/17/2011 | CN102151435A Glass fiber filter material and preparation method thereof |
| 08/17/2011 | CN101309737B Multiple flow filter system |
| 08/17/2011 | CN101306278B Mask and filter closure combination |
| 08/16/2011 | US7998260 Cyclone silencer of cleaner and dust removing device having the same |
| 08/16/2011 | US7997425 Fluted filter medium and process for its manufacture |
| 08/16/2011 | US7997424 Flat membrane element and manufacturing method thereof |
| 08/11/2011 | WO2011096325A1 Filter element, filter device, and method for manufacturing filter element |
| 08/11/2011 | US20110195168 Diatomaceous earth products, processes for preparing them, and methods of their use |
| 08/11/2011 | US20110194304 Porous and non-porous nanostructures and application thereof |
| 08/11/2011 | US20110193250 Process for producing heatsealable filter materials |
| 08/11/2011 | US20110192806 Chemical Delivery Media and Methods of Preparation and Use |
| 08/11/2011 | US20110192798 Methods of Making and Using Filtering Unit for a Virucide Substance |
| 08/11/2011 | US20110192789 Metal or metal oxide deposited fibrous materials |
| 08/11/2011 | US20110192127 Stainless steel for filter applications |
| 08/11/2011 | DE202010005861U1 Filtereinrichtung für Brennkraftmaschinen Filter device for internal combustion engines |
| 08/11/2011 | DE102011000346A1 Faltbares PTFE-Filtermedium mit ePTFE-Membran Foldable PTFE filter medium with ePTFE membrane |
| 08/11/2011 | DE102010007680A1 Ceramic filter element, particularly for exhaust gas filter of internal combustion engine, is provided with non-ceramic impregnated support medium with ceramic slurry |
| 08/11/2011 | DE102010007679A1 Producing ceramic filter elements in an exhaust gas filter for combustion engines such as a diesel particulate filter, comprises impregnating a flow channel having non-ceramic support web with a ceramic slip, |