| Patents for B01D 21 - Separation of suspended solid particles from liquids by sedimentation (18,338) |
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| 11/24/2005 | DE202005010361U1 Klärtank Septic tank |
| 11/24/2005 | DE202004011307U1 Round clarification tank for turbid water, having pure water outlet with larger inner and smaller outer inlets to prevent discharge of light sludge |
| 11/24/2005 | DE202004011306U1 Clarification tank for turbid water, having floating sludge remover operated in response to floating sludge detecting sensor(s) |
| 11/24/2005 | DE102004055142A1 Assembly to homogenize dispersions of granular solids, to separate noble metals from sludge, has ring-shaped circular segments with ultrasonic power converters to break down the sludge by cavitation |
| 11/23/2005 | EP1597301A2 High molecular weight polymers containing pendent salicyclic acid groups for clarifying bayer process liquors |
| 11/23/2005 | EP1597205A1 Method and system for the treatment of liquid effluents containing pollutants in a suspension |
| 11/23/2005 | CN2741960Y 净水器 Water Purifier |
| 11/22/2005 | US6967085 a first cationic polymer that has intrinsic viscosity of not more than 2 dl/g, (e.g., polydiallyldimethylammonium chloride) and a second polymer, which is cationic or non-ionic and has inintrinsic viscosity of at least 4 dl/g |
| 11/22/2005 | US6966993 Ballasting with micro-sand or other dense granular material using liquid cyclone treatment; pollution control |
| 11/22/2005 | US6966987 Tangentially fed media filter method and apparatus |
| 11/22/2005 | US6966985 Self-diluting feedwell including a vertical education mechanism |
| 11/22/2005 | US6966984 Pre-cast drive-down water separation pit system |
| 11/20/2005 | CA2508056A1 Drilling mud remediation |
| 11/17/2005 | WO2005107918A1 A gravity separator for a multi-phase effluent |
| 11/17/2005 | WO2005087292A9 Method for obtaining an intermediate fraction in the centrifugal separation of blood |
| 11/17/2005 | US20050252868 Inlet structure for clarifiers |
| 11/17/2005 | US20050252839 Method of making a filtering face mask that has an exhalation valve attached thereto |
| 11/17/2005 | US20050252834 Process and reagent for separating finely divided titaniferrous impurities from Kaolin |
| 11/16/2005 | EP1594941A1 Settling aids for solids in hydrocarbons |
| 11/16/2005 | EP1224011B1 Manner of attaching component elements to filtration material such as may be utilized in respiratory masks |
| 11/10/2005 | WO2005105616A1 Method for breaking a flap-valve attachment condition under a membrane cover |
| 11/10/2005 | US20050249555 Open or closed ended tire pipe apparatus and method |
| 11/10/2005 | US20050247642 Separating tank assembly and method of draining separating tank |
| 11/10/2005 | CA2635728A1 Vibratory separator |
| 11/09/2005 | EP1593418A1 A gravity separator for a multi-phase effluent |
| 11/08/2005 | US6962654 Methods and apparatus for supplying high concentrations of dissolved oxygen and ozone for chemical and biological processes |
| 11/08/2005 | US6962061 Apparatus for the liquefaction of natural gas and methods relating to same |
| 11/08/2005 | CA2213230C Cellulose particles, method for producing them and their use |
| 11/03/2005 | WO2005102491A1 Process for separating one or more solids from water miscible fluids and an apparatus therefor |
| 11/03/2005 | US20050242023 Method for breaking a flap-valve attachment condition under a membrane cover |
| 11/03/2005 | US20050241484 Air filtration system |
| 11/02/2005 | CN2737447Y Negative pressure cavitation analytic sedimentation apparatus |
| 11/02/2005 | CN1225299C Apparatus for separating clean water from dirty water by water power |
| 11/01/2005 | US6960301 Water treatment in portable pollution control apparatus by filtration, precipitation, flocculation, and/or destroying phytopathogens, then oxidizing and polishing |
| 11/01/2005 | US6960294 Apparatus for the separation of solids from liquids by dissolved gas floatation |
| 11/01/2005 | US6959709 Manner of attaching component elements to filtration material such as may be utilized in respiratory masks |
| 11/01/2005 | CA2283698C Method for preparing alkaline solutions containing aromatic polymers |
| 10/27/2005 | WO2005100266A1 Micro bubble low turbulence sewage treatment method and apparatus |
| 10/27/2005 | WO2005099858A1 Methods and compositions for simultaneously isolating hemoglobin from red blood cells and inactivating viruses |
| 10/27/2005 | WO2005099857A1 Separator device |
| 10/27/2005 | WO2005099856A2 An apparatus and a method for extracting granular and/or waxy material from a separation or other process vessel |
| 10/27/2005 | WO2005099482A2 Using carbon dioxide to separate tallow from meat |
| 10/27/2005 | US20050236311 Manually controlled skimming of industrial oil contaminants |
| 10/27/2005 | DE102004017678A1 Substance e.g. organic substance, fractionating device for use by road sweeper, has spring, and loading device that loads substrate interiorly into region at its lower end and admits water along upper end of region |
| 10/26/2005 | EP1588987A1 Water treatment plant having concentric basins |
| 10/26/2005 | EP1587763A2 Small-scale wastewater treatment installation comprising concentric treatment stages |
| 10/26/2005 | EP1418998B1 Method for the separation of blood plasma particles from a blood plasma suspension |
| 10/26/2005 | CN1688371A Treatment of spent caustic refinery effluents |
| 10/25/2005 | CA2353750C System and method for removing solid particulates from a pumped wellbore fluid |
| 10/25/2005 | CA2171132C Parts washer with solvent flow control |
| 10/20/2005 | WO2005098060A1 Method for recovering nickel or cobalt |
| 10/20/2005 | WO2005097287A1 Tankage system incorporating adsorption clarification and parallel plate separation |
| 10/20/2005 | US20050230433 Pressure release connection and pneumatic dispensing device |
| 10/20/2005 | US20050230326 Skimmer |
| 10/20/2005 | US20050230319 Water-soluble copolymer, polymeric flocculant, and method of dehydrating sludge |
| 10/19/2005 | EP1456133B1 Method for treating water by ballasted flocculation and decantation |
| 10/19/2005 | CN2734997Y Three phase separator for extracted liquid containing polymer |
| 10/19/2005 | CN2734740Y Hood type decanter |
| 10/19/2005 | CN1683051A Method and syste mfor separating sediment using photoelectric technology |
| 10/19/2005 | CN1683050A Improved radial-flow settling pond mud scraper |
| 10/19/2005 | CN1683049A Full Chinese type settling pond |
| 10/19/2005 | CN1683048A Umbrella shape plate sleeve type mechanical accelerating clarifying pool |
| 10/19/2005 | CN1223394C Process for dehydrating iron ore concentrate |
| 10/18/2005 | US6956063 Method for reducing water concentration in a multi-phase column reactor |
| 10/15/2005 | CA2464384A1 Micro bubble low turbulence sewage treatment method and apparatus |
| 10/13/2005 | WO2005095291A1 Dewatering process |
| 10/13/2005 | WO2005095285A1 Anti-microbial media and methods for making and utilizing the same |
| 10/13/2005 | WO2005094962A1 Separation system |
| 10/13/2005 | US20050224426 Dynamic particle separator |
| 10/13/2005 | US20050224421 Use of anionic copolymers for enhanced recovery of useful coal and potassium chloride from screen bowl centrifuge |
| 10/13/2005 | US20050224408 Recycled tire sewage treatment apparatus and method |
| 10/13/2005 | DE202005010341U1 High pressure system for cooling lubricant for machine tools comprises tank with small first chamber in which sediment settling out from lubricant, clean product passing into larger chamber, from which it is pumped by high pressure pump |
| 10/13/2005 | DE10054024B4 Vorrichtung zur Behandlung von körnigem Material, insbesondere Sand An apparatus for treating granular material, in particular sand |
| 10/13/2005 | CA2558092A1 Dewatering process |
| 10/12/2005 | EP1584606A1 Method for biological recovering water from waste water by means of a fluidized bed reactor |
| 10/12/2005 | EP1401774A4 Method of controlling contaminant flow into water reservoir |
| 10/12/2005 | CN2732327Y Device for automatically removing surface floating substance from flow fluid container |
| 10/12/2005 | CN1681573A Apparatus for directing particles in a fluid |
| 10/11/2005 | US6953123 Pre-separation of feed material for hindered-bed separator |
| 10/06/2005 | WO2005092470A1 Removal of particulate matter from a flow stream |
| 10/06/2005 | US20050218056 Method and plant for thickening sludge derived from water treatment by flocculation-decantation with ballasted floc |
| 10/06/2005 | DE102004014762A1 Abwasseranlage und Verfahren zum Betätigen eines Stauelements einer Abwasseranlage Sewage system and method of operating a storage element of a sewage plant |
| 10/06/2005 | DE10059076B4 Schlammbeete zum Entwässern von Flotationsbergeabgänge Sludge beds for dewatering Flotationsbergeabgänge |
| 10/05/2005 | CN2730454Y Sloped tube type precipitating tank |
| 10/05/2005 | CN1678649A The production of aqueous dispersions of cationic homo- and copolymers using amphoteric protective colloids |
| 10/05/2005 | CN1676470A High-speed depositing tank using inclined plate |
| 10/05/2005 | CN1676462A Polysilicate microgels |
| 10/04/2005 | US6951620 a telescopic pipe arrangement carrying a sludge collector header in a material collection basin; increasing the flow rate through the header that collects sludge without causing problems in priming |
| 10/04/2005 | US6951619 for storm water sewer systems; pollution control |
| 10/04/2005 | US6951615 Grease removal system |
| 10/04/2005 | US6951607 Mobile pollution trap and method |
| 10/04/2005 | CA2347669C Analytical rotors and methods for analysis of biological fluids |
| 09/29/2005 | WO2005089108A2 Methods and devices for continuous sampling of airborne particles using a regenerative surface |
| 09/29/2005 | US20050211638 water treatment by applying pulse discharge of a capacitor powered from a dc power supply; modifying physicochemical and biologic characteristics of microorganisms |
| 09/29/2005 | US20050211637 a frame with one or more wheels or skids attached to equipment is used to gently breaking up a portion of the sludge layer and collect the organic sludge product and apply directly to agricultural land as fertilizer |
| 09/29/2005 | US20050211635 Anti-microbial media and methods for making and utilizing the same |
| 09/29/2005 | US20050211607 Sedimentation basin |
| 09/29/2005 | DE102004020235A1 Process to abstract potable water from effluent water by sedimentation, fluidised bed reactor, microfiltration and ultraviolet light disinfection |
| 09/29/2005 | DE102004012024A1 Mixture preparation machine for separation of mixtures of water and solid mineral particles has mixing pipe for water and solid particles and flocking promotion fluid and rotating flinger disc |
| 09/28/2005 | EP1580339A2 Waste water installation and method for actuating a weir element of a waste water installation |