| Patents for B01D 24 - Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof (8,047) |
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| 05/23/2013 | WO2013073421A1 Dampening-water cleaning device and cleaning method for offset printing press |
| 05/23/2013 | CA2837224A1 Techniques for transporting synthetic beads or bubbles in a flotation cell or column |
| 05/22/2013 | CN202942699U Gas-liquid and machinery combined stirring-backwashing filter device for highly-polymer-containing wastewater of oil field |
| 05/22/2013 | CN202942698U Fiber ball filter |
| 05/22/2013 | CN202942697U Filter material intercepting device |
| 05/22/2013 | CN202942696U Buckle type filter head of water purifier |
| 05/22/2013 | CN202942695U Structurally improved sand filtering jar |
| 05/22/2013 | CN202942694U Water treatment filter element |
| 05/22/2013 | CN202942693U Water softener |
| 05/22/2013 | CN103111104A Oilfield wastewater filtering device |
| 05/21/2013 | US8445146 High temperature fuel cell system for operation with low purity ethanol |
| 05/21/2013 | US8444863 Microfiltration devices |
| 05/21/2013 | US8444752 Particulate filters and methods of filtering particulate matter |
| 05/21/2013 | US8444741 Coated honeycomb body and method for producing a coated honeycomb body |
| 05/21/2013 | US8444740 Nonwoven fabric for exhaust-gas treatment, exhaust-gas purification device and method for producing a nonwoven fabric for exhaust-gas treatment |
| 05/21/2013 | US8444739 Honeycomb filter |
| 05/21/2013 | US8444738 Filter device for reducing automobile exhaust fume |
| 05/21/2013 | US8444730 Even-loading DPF and regeneration thereof |
| 05/21/2013 | US8444729 Electrically regenerated exhaust particulate filter having non-axial regeneration flame propagation |
| 05/16/2013 | US20130118990 Washbox |
| 05/15/2013 | CN202933527U Gas-liquid backwashing oil field high-polymer wastewater filter device |
| 05/15/2013 | CN202933526U Impeller cleaning device for fabric filtration medium filter |
| 05/15/2013 | CN202933525U Continuous quicksand filtering device |
| 05/15/2013 | CN202933524U Stone powder water collecting and standing bucket applicable to cutting operation of stone |
| 05/15/2013 | CN103100244A Multi-medium filter |
| 05/15/2013 | CN101652166B Portable water treatment device |
| 05/14/2013 | US8440088 Priming method for filter |
| 05/14/2013 | US8440074 Wastewater treatment system including irradiation of primary solids |
| 05/14/2013 | US8439995 Abrasive compounds for semiconductor planarization |
| 05/14/2013 | US8439205 Portable universal flow filter |
| 05/08/2013 | CN202929350U Dry film shred filtering device for PCB (printed circuit board) dry film developer |
| 05/08/2013 | CN202921036U Sand filtering device capable of improving gas stripping amount of filter material by changing direction of gas injection |
| 05/08/2013 | CN202921035U Filtration mechanism experiment device |
| 05/08/2013 | CN202921034U Full-automatic filter |
| 05/08/2013 | CN103088878A Household environment-friendly water consumption system |
| 05/08/2013 | CN103083950A Hyperfine fiber filter |
| 05/08/2013 | CN103083949A Suspension extrusion fiber filter |
| 05/08/2013 | CN102188844B Anti-blocking filter head |
| 05/07/2013 | US8435320 Ceramic honeycomb filter |
| 05/02/2013 | WO2013063457A1 Filter for removing sediment from water |
| 05/02/2013 | US20130105415 Methods and apparatus for treating water and wastewater employing a cloth disk filter |
| 05/01/2013 | EP2586749A1 Self-rinsing water purification assembly |
| 05/01/2013 | CN202915542U Hot water system |
| 05/01/2013 | CN202909546U Self-made simple filter |
| 05/01/2013 | CN202909508U Pollutant intercepting system for treating sewage |
| 05/01/2013 | CN202909507U Walnut shell separator |
| 05/01/2013 | CN202909506U Composite filter element structure |
| 05/01/2013 | CN202909505U Water-treating equipment with reverse washing type filtering tank |
| 05/01/2013 | CN202909504U Deep purification mechanism for industrial wastewater |
| 05/01/2013 | CN103080016A Water-purifying cartridge |
| 05/01/2013 | CN103079668A A filtration apparatus and method for treating granular filtration medium |
| 05/01/2013 | CN103073076A Novel water purifying kettle |
| 05/01/2013 | CN103071334A Composite filter element and adapter thereof |
| 05/01/2013 | CN103071323A Novel air-water backwashing method of filtering pond |
| 05/01/2013 | CN102390887B Flap aerated biological filter and wastewater treatment method thereof |
| 05/01/2013 | CN102068838B Hydraulic automatic control filter for underground treatment and recycling of mine water |
| 04/25/2013 | WO2013058009A1 Apparatus for cleaning filtration layer in seawater infiltration intake |
| 04/24/2013 | CN202893069U Filter |
| 04/24/2013 | CN202893045U Multi-layer filter |
| 04/24/2013 | CN202893016U Back-flushing filter device for filter chamber |
| 04/24/2013 | CN202893015U Cleaning device for fiber ball filter |
| 04/24/2013 | CN202893014U Water filter with water distributor |
| 04/24/2013 | CN202893013U High-turbidity water filter |
| 04/24/2013 | CN202893012U Circulating water oil removing device |
| 04/24/2013 | CN103058378A Integration device for sewage treatment bio-diatomite suspension filter bed |
| 04/24/2013 | CN103055556A Waterpower dynamic backwashing device of filter and backwashing method therefor |
| 04/24/2013 | CN103055555A Air distribution system of filter |
| 04/23/2013 | US8425779 Method for converting a fluctuating and/or erratic energy supply into a stable energy source |
| 04/18/2013 | WO2013054810A1 Organic sewage collection processing device and collection processing method |
| 04/17/2013 | EP2581134A1 Method and apparatus for conducting mass transfer processes |
| 04/17/2013 | CN202881003U Energy-saving full-automatic gravity type hydraulic aeration precision filter |
| 04/17/2013 | CN202876462U Sand washer of active sand filter |
| 04/17/2013 | CN202876461U Capsule compressor unit type fiber bundle filtering device |
| 04/17/2013 | CN202876460U Adjustable backwashing water quantity sand filtering equipment |
| 04/17/2013 | CN202876459U Continuous quicksand filter without filtering material loss |
| 04/17/2013 | CN202876458U Capsule compressing side flow fiber bundle filtering system |
| 04/17/2013 | CN202876457U Filtering structure at bottom of active carbon recycling pool |
| 04/11/2013 | WO2013051405A1 Indefinite form filter medium layer and filter device provided with same |
| 04/11/2013 | US20130087494 Fluid filtering apparatus and method of making same |
| 04/10/2013 | EP2575997A1 Integrated adsorber head and valve design and swing adsorption methods related thereto |
| 04/10/2013 | EP2575994A1 Wastewater treatment system and method |
| 04/10/2013 | CN202860203U Filter for filtering impurities in oil |
| 04/10/2013 | CN202860202U Filter |
| 04/10/2013 | CN103028278A Method for optimization selection of water treatment filter material |
| 04/10/2013 | CN101790406B External device for cleaning filtration material and adapted for application to filtration device |
| 04/04/2013 | WO2013048940A1 Lubricant filtration system |
| 04/04/2013 | WO2013047443A1 Solid/liquid separation apparatus, and toilet facility provided with same |
| 04/04/2013 | WO2013046930A1 Osmosis filtering method for sea water and osmosis water intake unit |
| 04/04/2013 | US20130081984 Water filter system |
| 04/04/2013 | CA2850158A1 Lubricant filtration system |
| 04/03/2013 | CN202849171U Simple tap water purification device |
| 04/03/2013 | CN202844741U Device for filtering sewage |
| 04/03/2013 | CN202844662U Novel water saving gravity type valveless filter |
| 04/03/2013 | CN202844661U Filter device for electrolyte |
| 04/03/2013 | CN202844660U Filter device for electrolyte |
| 04/03/2013 | CN202844659U Sand filter tank |
| 04/03/2013 | CN202844658U Sponge canister for filtering sewage |
| 04/03/2013 | CN103007596A Water purifier filter element |
| 04/03/2013 | CN102145233B Sewage filtering device |
| 04/02/2013 | US8409444 Acid zirconium phosphate and alkaline hydrous zirconium oxide materials for sorbent dialysis |