| 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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| 07/21/2011 | CA2787497A1 Apparatus and method for securing underdrain filter block |
| 07/20/2011 | EP1748829B1 Gravity type fiber filter |
| 07/20/2011 | CN201899909U Liquid level strengthening scrubbing device for filter medium layer of filter |
| 07/20/2011 | CN201899908U Movable filter plate of multistage high-efficiency fiber filter |
| 07/20/2011 | CN102125776A Water filtering method and device |
| 07/20/2011 | CN101279157B Method for air-water backwashing and surface cleaning natural filter bed filter material and a cleaning control system thereof |
| 07/20/2011 | CN101254365B Fiber filter strainer plate module and filtering member hanging method |
| 07/14/2011 | WO2011084172A1 Apparatus for treating liquid containing impurities |
| 07/14/2011 | US20110168643 Method and apparatus for treating liquid containing impurities |
| 07/14/2011 | US20110168641 Method and computer program product for treating liquid containing impurities |
| 07/14/2011 | US20110168620 Apparatus and Method for Coating Diatomaceous Earth Filter Grids |
| 07/14/2011 | US20110168615 Apparatus for treating liquid containing impurities |
| 07/13/2011 | CN201894873U Medium filter with backwashing function |
| 07/07/2011 | US20110163049 Water Treatment Apparatus and System |
| 07/06/2011 | CN201889104U Energy-saving fine filter for swimming pool |
| 07/06/2011 | CN1997597B Water treatment apparatus, method and system |
| 07/06/2011 | CN102114365A Purification drinking device and control method thereof |
| 07/05/2011 | US7972509 Washbox |
| 07/05/2011 | US7972407 Honeycomb structure, exhaust gas cleaning unit, and manufacturing method of honeycomb structure |
| 07/05/2011 | US7972406 Diesel particulate filter and method of making |
| 07/05/2011 | US7971753 Container with a filter |
| 07/05/2011 | US7971728 Bone fragment collector |
| 07/05/2011 | CA2389998C Filtration device for liquids |
| 06/30/2011 | WO2011077585A1 Single-chamber type rotary filter |
| 06/30/2011 | US20110158872 Method and System for Adsorbing Pollutants and/or Contaminants |
| 06/30/2011 | US20110155661 Water filter materials and water filters containing a mixture of microporous and mesoporous carbon particles |
| 06/29/2011 | CN201883417U Integral underground water pipeline infiltration and alkali-removal device |
| 06/29/2011 | CN201880411U Siphoning system and filtering pool provided with same |
| 06/29/2011 | CN201880410U Water distributor of multi-stage fiber filter |
| 06/29/2011 | CN201880409U Renewable or washable filter element |
| 06/29/2011 | CN201880408U Sterilizing composite type filter element |
| 06/29/2011 | CN201880407U Acid-absorbing filter element and fire-resistant oil regeneration filter comprising same |
| 06/29/2011 | CN102107096A Modularized oil mist purifying, cooling and filtering apparatus |
| 06/29/2011 | CN101269278B Cage type filter |
| 06/28/2011 | US7967992 Method and device incorporating granular particles and disc-shaped plastic pellets for filtering water |
| 06/28/2011 | US7967983 Liquid dispensing end-piece and liquid packaging and dispensing assembly comprising such an end-piece |
| 06/28/2011 | US7967977 Filter device |
| 06/28/2011 | US7967152 Fluid filter support layer |
| 06/23/2011 | US20110147321 Filter with adjustable porosity |
| 06/22/2011 | EP2049217B1 Filter cartridge for water-conducting units |
| 06/22/2011 | CN201871259U Active sand filter |
| 06/22/2011 | CN201871258U Well water filtering tower |
| 06/22/2011 | CN201871257U Stirring type filter |
| 06/22/2011 | CN201871256U Diatomaceous earth filtering device for water treatment |
| 06/22/2011 | CN102102375A Rainwater collection storage utilization process |
| 06/22/2011 | CN102100981A Multi-media filter for water treatment |
| 06/21/2011 | US7964262 Layered silicate modified cordierite and method |
| 06/21/2011 | US7964099 Water filtering device |
| 06/21/2011 | US7963400 Distributor plate for a composite pressure vessel |
| 06/21/2011 | CA2419770C Polymer, polymer microfiber, polymer nanofiber and applications including filter structures |
| 06/16/2011 | WO2011071605A1 Water purification cartridge using zirconium ion-exchange sorbents |
| 06/16/2011 | US20110139702 Metal removing agent and metal removing filter |
| 06/16/2011 | US20110139701 Filters comprising an activated carbon particle coated with pdadmac and methods of making same |
| 06/16/2011 | CA2780883A1 Water purification cartridge using zirconium ion-exchange sorbents |
| 06/15/2011 | CN201862302U Fully automatic sand filter |
| 06/15/2011 | CN201862301U Blast furnace slag washing water filter |
| 06/15/2011 | CN201862300U Efficient soakage device |
| 06/15/2011 | CN201862289U Oil and impurity removing device for ammonium zirconium carbonate |
| 06/15/2011 | CN102091450A Automatic pressure flush type rapid filter |
| 06/15/2011 | CN102091449A Jet automatic back flush filter |
| 06/15/2011 | CN102091448A Device for positioning or guiding movable filter plate |
| 06/15/2011 | CN102091447A Fiber bundle filter with overpressure protection device |
| 06/14/2011 | US7959813 Cost efficient delivery of potable and/or industrially usable water from such as subterranean oil and gas well operations; purifying ion exhange resin column interconnected to regeneration column adapted to continuously receive and regenerate solid spent media |
| 06/09/2011 | WO2011069097A2 Methods and systems for removing fines from hydrocarbon-containing fluids |
| 06/09/2011 | CA2782416A1 Methods and systems for removing fines from hydrocarbon-containing fluids |
| 06/08/2011 | CN201855598U Plug for filtering core |
| 06/08/2011 | CN102085430A Filter device and method |
| 06/08/2011 | CN101723524B Biogas slurry pretreatment method and device for foliar fertilizer and drip irrigation fertilizer |
| 06/07/2011 | US7955501 Floating filter holder |
| 06/02/2011 | US20110127224 Filter media for use in pool filters |
| 06/01/2011 | CN201848132U Reusable backwashing type filtering element |
| 06/01/2011 | CN102078732A Irregular multi-size uniform fluctuation grain bed |
| 06/01/2011 | CN102078714A Multi-medium filter backwashing technology |
| 06/01/2011 | CN102078713A Method for cleaning polypropylene fiber rope filtering elements of powdered resin filter |
| 05/26/2011 | WO2011061632A2 Grey water diversion system |
| 05/26/2011 | CA2807284A1 Grey water diversion system |
| 05/25/2011 | CN201840918U Multistage high-efficiency fiber filter |
| 05/25/2011 | CN201840917U Fiber bundle filter tank and filter system |
| 05/25/2011 | CN102076396A Filtering device |
| 05/25/2011 | CN102068838A Hydraulic automatic control filter for underground treatment and recycling of mine water |
| 05/25/2011 | CN102068837A Method for flushing fiber ball filtering tank |
| 05/25/2011 | CN102068836A Gravity type air scrubbing filter |
| 05/25/2011 | CN101658738B Fine filtering decolorizer and fine filtering decolorizing device of oil filter |
| 05/19/2011 | WO2011058935A1 Deinking effluent treatment apparatus, deinking system, and deinking effluent treatment method |
| 05/19/2011 | WO2011057665A1 A method for the treatment of water and wastewater |
| 05/18/2011 | CN201833226U Cutting liquid filtering device for machining |
| 05/18/2011 | CN201832460U Axial dynamic backwashing filter |
| 05/18/2011 | CN201832459U Backwashing device of groundwater purifier |
| 05/18/2011 | CN201832458U Filtering element assembly for mechanical twisting fiber bundle filtering device |
| 05/18/2011 | CN201832457U Mechanical torsional fiber bundle filtering device |
| 05/18/2011 | CN102059013A Blast furnace slag flushing water filter |
| 05/18/2011 | CN102059012A Closed filter element of water purifier |
| 05/18/2011 | CN101274159B Fluctuation cleaning method of filter precoat level |
| 05/17/2011 | CA2465705C Filtration apparatus |
| 05/11/2011 | EP2319808A2 Method for treatment of water |
| 05/11/2011 | EP2318110A1 Filter with adjustable porosity |
| 05/11/2011 | CN201823360U Fluidized carbon filter sieve |
| 05/11/2011 | CN201823359U Gravity type automatic filter |
| 05/11/2011 | CN201823358U Novel device for preventing cushion layers of filter from being disordered |
| 05/11/2011 | CN201823357U Pressure type mechanical filter |