| Patents for B01D 39 - Filtering material for liquid or gaseous fluids (24,884) |
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| 04/01/2004 | US20040062925 Short metal fibers |
| 04/01/2004 | US20040060269 Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
| 04/01/2004 | US20040060268 Addition or condensation polymer containing 2-25% of an additive comprising an aromatic oligomer having a molecular weight of 500-3000, especially a polyphenyl resin with p-tert-butylphenol, p-biphenol or bisphenol A units |
| 03/31/2004 | EP1403418A1 Method and device for manufacturing electret processed product |
| 03/31/2004 | EP1402934A1 Electret articles and filters with increased oily mist resistance |
| 03/31/2004 | EP1402933A1 Filter member |
| 03/31/2004 | EP1401571A1 Sub-micron filter |
| 03/31/2004 | EP1401556A1 Filter element assembly |
| 03/31/2004 | EP1401553A1 Burping filter |
| 03/31/2004 | EP1401509A1 Antibacterial material |
| 03/31/2004 | EP1237648B1 An apparatus for removing pyrophoric catalyst |
| 03/31/2004 | EP1154833B1 Contoured layer channel flow filtration media |
| 03/31/2004 | EP1153643B1 Honeycomb structural body |
| 03/31/2004 | EP1144076B1 Ceramic multilayer filters and method for producing the same |
| 03/31/2004 | EP1093394A4 Composite porous media |
| 03/31/2004 | EP0952893B1 Device for manufacture of composite filtering material and method of its manufacture |
| 03/31/2004 | CN2608163Y 激光雕刻毒气净化器 Laser engraving gas purifier |
| 03/31/2004 | CN2608100Y Nanometer sterilization filtering core |
| 03/31/2004 | CN1486290A Honeycomb structural body and method of manufacturing the structural body |
| 03/31/2004 | CN1486212A Filter element and method for the manufacture |
| 03/31/2004 | CN1486210A 滤水器 Water Filters |
| 03/31/2004 | CN1485123A Nanometer order quartz molecule sieve filter element and the exact filtering waterer equipped with the filter element |
| 03/31/2004 | CN1485121A Micropore sintering ceramic and the filter element thereof |
| 03/31/2004 | CN1485120A Micropore sintering ceramic and the muffler filter element thereof |
| 03/30/2004 | US6712978 Process for manufacturing an adsorbent for reducing the concentration of fibrinogen and/or fibrin, an adsorbent and method of producing an adsorber from the adsorbent |
| 03/30/2004 | US6712976 Dual-action decontamination system |
| 03/30/2004 | US6712974 Filterable composite adsorbents |
| 03/30/2004 | US6712967 Liquid filter assembly with concentric filter sleeves of bag-type media |
| 03/30/2004 | US6712966 Graded particle-size retention filter medium for cell-type filter unit |
| 03/30/2004 | US6712939 Process for manufacturing wet-felted and thermally bonded porous structures and porous structures formed by the process |
| 03/30/2004 | US6712898 Perlite products with controlled particle size distribution |
| 03/30/2004 | US6712887 Gas adsorbent filter |
| 03/25/2004 | WO2004024292A2 Facemask with filtering closure |
| 03/25/2004 | WO2004024278A2 Electrostatically charged filter media incorporating an active agent |
| 03/25/2004 | US20040055957 Filterable composite adsorbents |
| 03/25/2004 | US20040055943 Treated filter media and frame |
| 03/25/2004 | US20040055265 Honeycomb filter and ceramic filter assembly |
| 03/25/2004 | US20040055262 Folded mesh filter for particulates |
| 03/24/2004 | EP1400663A1 Regenerative control method for continuous regenerative diesel particulate filter device |
| 03/24/2004 | EP1400274A1 Folded wire mesh filter for particulates |
| 03/24/2004 | EP1399651A2 Diesel particulate filter comprising a finely dispersed diesel particulate catalyst |
| 03/24/2004 | EP1399241A1 Particle filter for the exhaust gas of internal combustion engines |
| 03/24/2004 | EP1399239A2 Particle filter operating by means of soot combustion and used for diesel engines |
| 03/24/2004 | CN1142947C Preparation of water-soluble cross-linked cationic polymers |
| 03/24/2004 | CN1142813C Air filter material and manufacturing method |
| 03/24/2004 | CN1142811C Microstructured filter |
| 03/23/2004 | US6710134 Mixture of polypropylene fibers |
| 03/23/2004 | US6710098 Methods for reforming polymer surface for improved wettability |
| 03/23/2004 | US6709589 Dimensionally stable, cross-flow permeable fluid treatment element |
| 03/23/2004 | US6709489 Microwave regenerated diesel particulate trap |
| 03/23/2004 | CA2294003C Antimicrobial filter cartridge |
| 03/18/2004 | WO2004022201A1 Porous composite membrane and method for making the same |
| 03/18/2004 | WO2004014520A3 Exhaust gas filter comprising at least one filter layer and method for the production of a filter layer |
| 03/18/2004 | WO2003041829A3 Filter module and method for its manufacture |
| 03/18/2004 | US20040053021 Apparatus for forming a layered fibrous mat of varied porosity |
| 03/18/2004 | US20040053005 Honeycomb filter and method for manufacturing the same |
| 03/18/2004 | US20040050773 Filters with a graduated structure and a method for producing the same |
| 03/18/2004 | US20040050758 High tensile strength stainless steel screen and method of making thereof |
| 03/18/2004 | US20040050444 Mineral wool element with enhanced reaction to fire air duct comprising same |
| 03/18/2004 | US20040050024 Coating film for oil recovery and coating composition for forming the coating film |
| 03/18/2004 | US20040050023 Filter element |
| 03/18/2004 | US20040050022 Filter element comprising pleated metal fiber fleece |
| 03/18/2004 | DE20217296U1 Drahtgewebe Wire mesh |
| 03/17/2004 | EP1397204A1 Sublimation of solid organic compounds onto substrate surfaces in the presence of a fluid impregnant |
| 03/17/2004 | EP1397191A1 Exhaust gas particulate filter made of sintered metal |
| 03/17/2004 | CN1482152A Hard polyurethane foam for liquid filtering medium and preparation method thereof |
| 03/17/2004 | CN1481922A Filtering material with micropore and film for treating water |
| 03/16/2004 | US6706198 With use of collapsible polypropylene assembly; for bag and cartridge filters |
| 03/16/2004 | US6706086 Dust filter bag including a highly porous backing material ply |
| 03/16/2004 | US6706085 Filter bag cage |
| 03/11/2004 | WO2004020087A1 A composition for filtration particulate material |
| 03/11/2004 | WO2004020073A1 Method of adhering a film and articles therefrom |
| 03/11/2004 | WO2003103795A3 Vertically lapped free standing filter |
| 03/11/2004 | US20040046289 Method for manufacturing a filter body |
| 03/11/2004 | US20040045267 Integral structure of a plurality of honeycomb segments 12 bonded by an adhesive 8. The honeycomb segment has numbers of through-holes 3, which are surrounded by partition walls 2 and extend in the axial direction of the segment. The honeycomb |
| 03/11/2004 | DE19915447C5 Verfahren zur Herstellung eines Aktivkohlefilters sowie Aktivkohlefilter A process for producing an activated carbon filter and active carbon filter |
| 03/11/2004 | DE10238770A1 Vorrichtung zur Entfernung von Rußpartikeln aus dem Abgas eines Dieselmotors An apparatus for removing soot particles from the exhaust gas of a diesel engine |
| 03/10/2004 | CN2605913Y Improved metal filtering net |
| 03/10/2004 | CN1480039A Material for filtering and killing pathogenic microorganism and its preparing method |
| 03/09/2004 | US6703072 Method utilizing an aerodynamic interlacing process to produce a chemical filter media |
| 03/09/2004 | US6702879 Air filtering material for air cleaning |
| 03/09/2004 | US6702875 Carbon fiber filters for air filtration |
| 03/04/2004 | WO2004018079A2 Fiber containing filter media |
| 03/04/2004 | WO2004018078A1 Filter for the depletion of leukocytes from blood products |
| 03/04/2004 | WO2004018077A2 Filter body for a soot filter |
| 03/04/2004 | WO2003106546B1 Method for depleting heavy metals from plastics |
| 03/04/2004 | WO2002096563A3 Well for processing and filtering a fluid |
| 03/04/2004 | US20040043241 Porous molybdenum disilicide-based material prepared by self-propagating high temperature synthesis process, and method for preparing the same |
| 03/04/2004 | US20040043221 Method of adhering a film and articles therefrom |
| 03/04/2004 | US20040040906 Carbon fiber filters |
| 03/04/2004 | DE20317835U1 Filter mat, for ventilation systems and air conditioners, has electrically conducting threads on at least one side |
| 03/04/2004 | DE10239551A1 Filterkörper für Rußfilter Filter body for soot |
| 03/03/2004 | EP1159049B1 Responsive gels and methods of use thereof |
| 03/03/2004 | CN2605310Y Multifunctional middle-water comprehesive-use sanitary ware |
| 03/03/2004 | CN1478912A Porous sintered metal and its filter, and method for preparing the porous sintered metal |
| 03/03/2004 | CN1140344C High-strength refractory catalytic cleaning ceramic filter and its preparing process |
| 03/03/2004 | CN1140334C Microprocess filtering adsorbing, sterilizing and algae killing material |
| 03/03/2004 | CN1140326C Filter medium and air filter unit using same |
| 03/03/2004 | CN1140314C Air-cleaning filter, method of producing same and air purification equipment |
| 03/02/2004 | US6699561 Activated carbon molded body and use thereof |