| Patents for B01D 21 - Separation of suspended solid particles from liquids by sedimentation (18,338) |
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| 09/28/2005 | EP1579191A2 Method and apparatus for separation of particles in a microfluidic device |
| 09/28/2005 | CN2729055Y Vertical tilted plate separator |
| 09/28/2005 | CN1675256A High molecular weight cationic polymers obtained by post-polymerization crosslinking reaction |
| 09/28/2005 | CN1674969A Settling device |
| 09/27/2005 | US6950489 Guide tube for an instrumentation lance extending into a pressure vessel, reactor pressure vessel, and a method for preventing the accumulation of particles outside the pressure vessel in a guide tube |
| 09/25/2005 | CA2464255A1 Recycled tire sewage treatment apparatus and method |
| 09/22/2005 | WO2005087382A1 Circular clarifier apparatus and method |
| 09/22/2005 | WO2005087342A1 High-capacity device for clarifying and decanting a material suspension in a liquid |
| 09/22/2005 | WO2005087292A1 Method for obtaining an intermediate fraction in the centrifugal separation of blood |
| 09/22/2005 | US20050208211 Component comprising submicron hollow spaces |
| 09/22/2005 | US20050205816 Pneumatic valve interface for use in microfluidic structures |
| 09/22/2005 | US20050205496 Vibrating screen separator, precleaning, ozonation, off-gas stripping; add chemical flocculent; reduced fluid turbulence floc collector; separate to produce bulk clarified liquid; recirculate fluid; agricultural, human, industrial waste |
| 09/22/2005 | US20050205477 Automatic tank cleaning system |
| 09/21/2005 | EP1575875A1 High pressure process and apparatus for the electrocoagulative treatment of aqueous and viscous fluids |
| 09/21/2005 | CN2726697Y Bi-rotation gravity horizontal type oil, gas, water and sand multi-phase separating device of foaming crude oil |
| 09/21/2005 | CN1669945A Middle arranged sedimentation tank |
| 09/21/2005 | CN1669944A Water quality purifying agent |
| 09/21/2005 | CN1219571C Incorporated double settling zone tridimensional circulating oxidation ditch facility and method of operating thereof |
| 09/20/2005 | US6946080 rinsing/chilling poultry, treating with ozone, chlorinating, then reusing |
| 09/20/2005 | US6946079 mixing with anticoaggulant in first chamber, adding cleavage enzyme in second chamber, centrifuging, adding solvent, then filtering |
| 09/20/2005 | US6946069 Apparatus for removing metallic particles from effluent liquid waste |
| 09/20/2005 | CA2162140C Particle settler for use in cell culture |
| 09/15/2005 | WO2005084775A1 Separation device |
| 09/15/2005 | WO2005061395A9 High pressure process and apparatus for the electrocoagulative treatment of aqueous and viscous fluids |
| 09/15/2005 | US20050202471 Integrated microfluidic disc |
| 09/15/2005 | US20050201903 Microfluidic device for concentrating particles in a concentrating solution |
| 09/15/2005 | US20050199555 Circular clarifier apparatus and method |
| 09/14/2005 | EP1001836B1 Methods and apparatus for sludge collection |
| 09/14/2005 | CN1218765C Counter-current contact flocculating settling apparatus |
| 09/09/2005 | WO2005082789A1 Method for treating papermaking waste water and method for utilizing silica sol in papermaking |
| 09/09/2005 | WO2004076510A3 High molecular weight polymers containing pendent salicyclic acid groups for clarifying bayer process liquors |
| 09/09/2005 | CA2557855A1 Method for treating papermaking waste water,and methods of using silica sol in papermaking |
| 09/08/2005 | US20050196874 Methods and apparatus for isolating platelets from blood |
| 09/08/2005 | US20050194322 separate cuttings from drilling slurry; addition of a flocculating agent to a slurry stream to form agglomerated solids; to both send a more dense mass of solids to the centrifuges and block separated fluids from ever reaching the centrifuges; minimize water reaching the centrifuges |
| 09/08/2005 | DE202005001872U1 Scraper used in ice generators and stirring devices and providing the required pressure force via elastomers has an almost rectangular cross-section with only one angled side |
| 09/08/2005 | DE10040176B4 Verfahren zur Isolierung von Cystin A method for the isolation of cystine |
| 09/07/2005 | EP1570890A1 Clarifying and filtering device for brake liquid reservoir |
| 09/07/2005 | EP1569884A2 Method for reducing the maximum water concentration in a multi-phase column reactor |
| 09/07/2005 | CN2723535Y Pipe net device for building life waste water regeneration |
| 09/07/2005 | CN2723434Y Multiple stage shallow hydraulic spiral flow clarifier |
| 09/07/2005 | CN1663664A Sand setting and collecting apparatus |
| 09/07/2005 | CN1218088C Method for reducing contamination from cellulosic suspensions |
| 09/06/2005 | US6939461 Water pollution trap with oil segregator/collector |
| 09/03/2005 | CA2497812A1 Device for shear-thinning of solids containing material |
| 09/01/2005 | WO2005079946A1 Separation of crude oil at the well head |
| 09/01/2005 | WO2005079527A2 Blow molded septic tank and method of manufacture |
| 09/01/2005 | US20050189304 Decanter disposed within reactor containing liquid and adapted to move vertically in relation to surface of liquid, discharge conduit connected to discharge orifice of decanter so as to be moveable in relation to decanter, and stabilizing arm to limit lateral movement of decanter; wastewater treatment |
| 09/01/2005 | US20050189280 Coagulation-flocculation apparatus |
| 09/01/2005 | DE19731264B4 Wasserabzug und/oder Schlammabzug in Absetzbecken Water withdrawal and / or sludge extraction settling basins |
| 09/01/2005 | DE102004008960A1 Regenwasserbehandlungsanlage Rain water treatment plant |
| 09/01/2005 | DE102004005216A1 Process and assembly to remove sediment or sludge from settlement basin by suction hose transported in zigzag route by land-based winch |
| 09/01/2005 | CA2565554A1 Blow molded septic tank and method of manufacture |
| 09/01/2005 | CA2565546A1 Separation of crude oil at the well head |
| 08/31/2005 | EP1568824A1 Plant for treating rainwater |
| 08/31/2005 | EP1567453A1 Reactive filtration |
| 08/31/2005 | EP1567290A2 Substrate processing apparatus for processing substrates using dense phase gas and sonic waves |
| 08/31/2005 | CN2721619Y Water treater-V-shaped tilted plate |
| 08/31/2005 | CN1662290A Air filtration system |
| 08/31/2005 | CN1660515A Purification method of polluted soil |
| 08/31/2005 | CN1216929C Modified polyalkyleneimine and methods of using the same |
| 08/31/2005 | CN1216698C Renewable resources treatment apparatus for waste electric appliances |
| 08/30/2005 | US6936178 Apparatus for and method of settling of mineral slurries |
| 08/30/2005 | US6936163 Water pollution trap with clay collector |
| 08/30/2005 | CA2367551C Transfer of shear-thinning slurries |
| 08/25/2005 | WO2005077486A1 Scraper |
| 08/25/2005 | WO2005076729A2 Acoustic control of emboli in vivo |
| 08/25/2005 | US20050186120 Methods and apparatus for isolating platelets from blood |
| 08/25/2005 | US20050183997 Street curb filter basket system |
| 08/25/2005 | DE202004005287U1 Waste water treatment settlement basin discharge is regulated by variation of upright telescopic pipe |
| 08/25/2005 | CA2554043A1 Acoustic control of emboli in vivo |
| 08/24/2005 | CN1658941A Blood component separation method and apparatus |
| 08/24/2005 | CN1658940A Cell separation compositions and methods |
| 08/24/2005 | CN1215997C Water treating technology by reinforced membrane biological reactor |
| 08/18/2005 | US20050178721 Blow Molded Septic Tank and Method of Manufacture |
| 08/18/2005 | DE102004001200A1 System for removing solid particles from waste water comprises rising settling louvers over concentric circular duct system with collected solids expelled by pneumatic pressure |
| 08/17/2005 | EP1562441A1 Filtration of vegetable slurries |
| 08/17/2005 | CN2717507Y 滤油机 Purifier |
| 08/17/2005 | CN2717506Y Slag-scraping flushing device for peripheral driving mud sraper |
| 08/17/2005 | CN2717505Y Cross-flow laminar separator |
| 08/17/2005 | CN1656022A Removal of particulate contamination from operating machinery |
| 08/17/2005 | CN1214992C Water purifying apparatus and method thereof |
| 08/17/2005 | CN1214894C Device for separating and recovering cooling liquid in cutting machine tool and grinder |
| 08/16/2005 | US6930154 Method for producing a high-molecular weight flocculant |
| 08/16/2005 | US6929759 Composition of matter and its use as a coagulant and flocculent |
| 08/11/2005 | US20050173354 Acoustic sensor for obstruction in a device circulating vortex-flow fluid |
| 08/11/2005 | US20050173336 Methods and apparatus for enhancing venturi suction in eductor mixers |
| 08/11/2005 | DE20221204U1 Sand trap for purifying waste water has inlet for waste water at right angles to separating tank and near its top, air jets along base of tank and trough for collecting sand along tank below these |
| 08/10/2005 | EP1561501A1 Aggregation reaction system |
| 08/10/2005 | EP1561004A1 Apparatus for recycling of oil based drilling fluid contaminated with water. |
| 08/10/2005 | CN2716255Y Rotary decanter |
| 08/10/2005 | CN2716246Y Normal pressure sewage treatment facility |
| 08/10/2005 | CN2715827Y Special reciprocating froth scraping and mud sucking machine for dynamic depositing side gutter |
| 08/09/2005 | US6926822 Method and apparatus for removing particulate contaminants from commercial laundry wastewater |
| 08/09/2005 | US6926821 Water treatment device with volumetric and time monitoring features |
| 08/09/2005 | US6926465 comprises a primary scalping screen, a primary, secondary, tertiay pump and sump, a large diameter maximum density separator with flocculant injection ring, a static sieve screen, a flocculation sump, a vibrating screen, a dewatering device |
| 08/09/2005 | US6926154 Flotation machine |
| 08/04/2005 | WO2005071042A1 Petroleum recovery and cleaning system and process |
| 08/04/2005 | US20050167344 Solids/liquids separator |
| 08/03/2005 | EP1559686A1 Clarification device with outlet device for clarified water |
| 08/03/2005 | CN2714553Y Groove-shaped pump-type water decanting device |