| Patents for B01D 21 - Separation of suspended solid particles from liquids by sedimentation (18,338) |
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| 01/22/2006 | CA2476933A1 Drilling fluid conditioning tank and centrifuge combination |
| 01/19/2006 | WO2006005788A1 Method and arrangement for removal of surface scum |
| 01/19/2006 | WO2006005653A1 Process and apparatus for granulating a melt |
| 01/19/2006 | WO2005111314A8 Heli-brush skimmer |
| 01/19/2006 | US20060011537 Septic tank free from dung-sucking operation |
| 01/19/2006 | US20060011526 Remotely controllable outlet for water treatment system |
| 01/19/2006 | DE202004014260U1 Station for retention of boulder detritus, particularly in canalisation system, has inlet and out apertures for shaft handling waste water |
| 01/19/2006 | DE102004030559A1 Bioreaktor Bioreactor |
| 01/19/2006 | CA2570545A1 Method and arrangement for removal of surface scum |
| 01/18/2006 | CN2752247Y Well water sand cleaning machine water treatment device |
| 01/12/2006 | US20060006126 Conveyor apparatus |
| 01/12/2006 | DE202005013389U1 Agricultural biogas reactor for the generation of electricity, comprises an internal cleaning assembly installed within the reactor and operated externally |
| 01/11/2006 | EP1613410A1 Hydrocyclone for down-hole use |
| 01/11/2006 | CN2751023Y Coagulator with star-shaped wing partition board |
| 01/11/2006 | CN2751022Y Coagulator with rhombic wing partition board |
| 01/11/2006 | CN2750813Y Wind dripping apparatus of refrigerated processing table |
| 01/11/2006 | CN1235815C Treatment technology of polyvinglalcohol floating pulp waste water |
| 01/10/2006 | US6983852 Desanding apparatus and system |
| 01/10/2006 | CA2234729C Separator with solids diverter |
| 01/10/2006 | CA2180241C Composition and improved ph driven method for wastewater separation using an amphoteric carboxylate and a cationic destabilizer composition |
| 01/05/2006 | WO2006001934A2 Flocculation method and flocculated organism |
| 01/05/2006 | US20060003881 Method for calculating the turbulence factor for a decanting centrifuge |
| 01/05/2006 | DE19536882B4 Verfahren zum Abbau schädlicher Verunreinigungen Method to reduce harmful contaminants |
| 01/04/2006 | EP1610879A2 Centrifuge with controlled discharge of dense material |
| 01/04/2006 | EP1294460B1 Device for trapping products to be eliminated, for industrial or medical use |
| 01/04/2006 | CN1715717A Bottom stretching type driving method and bottom stretching type stirrer |
| 01/04/2006 | CN1234439C Method and device for separating materials |
| 12/29/2005 | WO2005123608A1 Method for using peroxide and alkali to recover bitumen from tar sands |
| 12/29/2005 | WO2005123598A1 Water treatment apparatus |
| 12/28/2005 | EP1609763A1 Bioreactor |
| 12/28/2005 | EP1432490B1 Method for the separation of suspensions and device |
| 12/28/2005 | CN1712368A Bioreactor |
| 12/28/2005 | CN1712094A Suspended matter separator in water |
| 12/28/2005 | CN1233574C Method for separating dirt from sewage and separator thereof |
| 12/28/2005 | CN1233469C Settling centrifuger with internal rotor |
| 12/27/2005 | US6979405 Flocculation of mineral suspensions |
| 12/27/2005 | US6979399 Sludge recovery apparatus and method |
| 12/22/2005 | WO2005121495A1 A device in plants for the collection of particles sedimented from water |
| 12/22/2005 | WO2005121029A1 Contaminated liquid treatment using electrocoagulation and flotation decantation |
| 12/22/2005 | WO2005051848A3 Apparatus for treating storm water |
| 12/22/2005 | US20050279719 Collection of sludge from the floor of a basin with multiple balanced-flow headers |
| 12/22/2005 | US20050279718 A salt settling tank is positioned inline between the foots from a crude still bottom and a foot still; salt is transferred into a salt extractor and removed from the mother liquor; a salt slurry is then formed with a codensate and stored in a brine storage tank |
| 12/22/2005 | US20050279715 Thermal drill cuttings treatment with weir system |
| 12/22/2005 | US20050279701 Apparatus for collecting sludge from the floor of a settler basin |
| 12/21/2005 | EP1607127A2 Settling tank |
| 12/21/2005 | EP1606043A2 System and method of gas energy management for particle flotation and separation |
| 12/20/2005 | US6977004 Vapor-liquid separator |
| 12/15/2005 | WO2005119203A1 Process for the control of flow properties of polymers |
| 12/15/2005 | WO2005119146A1 Multipurpose adiabatic potable water production apparatus and method |
| 12/15/2005 | WO2005118487A2 Use of anionic copolymers for enhanced recovery of useful coal and potassium chloride from screen bowl centrifuge |
| 12/15/2005 | US20050274651 Method and apparatus for separating mixed plastics using flotation techniques |
| 12/15/2005 | DE10200599B4 Vorrichtung zum Abscheiden von organischem und anorganischem Material aus einer Flüssigkeit Apparatus for separating organic and inorganic material from a liquid |
| 12/15/2005 | DE102004024791A1 Qualitative solids separator e.g. for comminuted waste plastics, employs agitation to produce a vertical circulation pattern in a liquid of selected density, with take off of upper and lower streams |
| 12/15/2005 | CA2568771A1 Process for the control of flow properties of polymers |
| 12/15/2005 | CA2561659A1 Use of anionic copolymers for enhanced recovery of useful coal and potassium chloride from screen bowl centrifuge |
| 12/14/2005 | EP1246678B1 Physiological fluid separation vehicles having improved resistance to inward migration of therapeutic agents |
| 12/14/2005 | EP1229978A4 Blood processing systems which monitor optical densities |
| 12/14/2005 | CN1708338A Red blood cell processing systems and methods which control red blood cell hematocrit |
| 12/14/2005 | CN1231639C Silica-acid colloid blend in a microparticle system used in papermaking |
| 12/13/2005 | US6974562 Electrolysis of iron oxide to iron ferrate |
| 12/10/2005 | CA2509783A1 Method and apparatus for using peroxide and alkali to recover bitumen from tar sands |
| 12/10/2005 | CA2470270A1 Method and facility for processing contaminated liquids |
| 12/08/2005 | WO2005115928A1 System for removing solids from aqueous solutions |
| 12/08/2005 | WO2005115597A1 Fluid sparger and dissipater |
| 12/08/2005 | US20050271559 showing a smooth ink discharge continuously and excellent in writing performance; colorant; water; a water soluble organic solvent; and a shear-thinning tackifier including at least a polysaccharide |
| 12/08/2005 | US20050269131 Rinsing liquid treatment device |
| 12/08/2005 | DE4440894B4 Verfahren zum Schwimmschlammräumen und Schwimmschlammräumer A method of scum and sludge scraper rooms |
| 12/08/2005 | DE202005014879U1 Heated crown for waste water treatment basin draws heat from water in basin via heat exchanger |
| 12/08/2005 | DE102005023642A1 Waste water plant sedimentation tank has floating sludge extraction unit, with channel including buoyancy volumes and pivoting about an axis |
| 12/07/2005 | CN1704142A Shallow efficient solid-liquid separation device |
| 12/07/2005 | CN1230254C Filter apparatus |
| 12/06/2005 | US6971525 Centrifuge with combinations of multiple features |
| 12/06/2005 | CA2353109C Process for removing solvent from an underflow stream from the last separation step in an oil sands froth treatment process |
| 12/01/2005 | WO2005113687A1 Process and reagent for separating finely divided titaniferrous impurities from kaolin |
| 12/01/2005 | WO2005113458A1 System for treating biomaterial waste streams |
| 12/01/2005 | WO2005113109A1 Fluid filter |
| 12/01/2005 | WO2005113105A1 Sand and animal waste separation system |
| 12/01/2005 | WO2005113104A1 System for processing a biomaterial waste stream |
| 12/01/2005 | US20050267289 Process for the control of flow properties of polymers |
| 12/01/2005 | US20050262854 Multipurpose adiabatic potable water production apparatus and method |
| 12/01/2005 | DE102004021809A1 Three-phase mud sensor for waste water treatment plant has two-part shell with sender and receiver coupled to a signal evaluation unit |
| 12/01/2005 | CA2566456A1 Process and reagent for separating finely divided titaniferrous impurities from kaolin |
| 11/30/2005 | EP1600425A2 Wastewater purification apparatus |
| 11/30/2005 | EP1600215A1 In-line cyclone separator |
| 11/30/2005 | EP1599865A1 Method for positioning small particles in a fluid |
| 11/30/2005 | EP1599270A2 A method and device for manipulating individual small objects |
| 11/30/2005 | EP1599268A1 Solids separation and tank therefor |
| 11/30/2005 | EP1064228B1 Apparatus for electrocoagulative treatment of industrial waste water |
| 11/30/2005 | CN2743011Y High efficiency octahedral slant pipe precipitation pond |
| 11/30/2005 | CN1703271A Apparatus for moving particles from a first fluid to a second fluid |
| 11/30/2005 | CN1703263A Dual zone feedwell for a thickener |
| 11/29/2005 | US6969429 Method for removing blast media and colored residues comprising an aqueous slurry suspension |
| 11/29/2005 | US6968901 Oil production processing system for swaying service |
| 11/29/2005 | CA2337764C Apparatus and method for handling waste |
| 11/29/2005 | CA2239997C A centrifuge apparatus |
| 11/24/2005 | WO2005111314A1 Heli-brush skimmer |
| 11/24/2005 | WO2005110929A1 System and apparatus for removing dissolved and suspended solids from a fluid stream |
| 11/24/2005 | WO2005110927A1 Scum skimmer |
| 11/24/2005 | US20050261419 Addition polymerization of water soluble allyl polymers, in the presence of free radical initiators, then crosslinking by heating and stirring; chain extension |
| 11/24/2005 | US20050260111 Drilling mud remediation |