| Patents for B01D 21 - Separation of suspended solid particles from liquids by sedimentation (18,338) |
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| 05/16/2007 | CN1962019A A high-efficiency eddy flow coagulating sedimentation device (pond) |
| 05/16/2007 | CN1962018A Apparatus and method for removing particle from water |
| 05/15/2007 | CA2221360C Process for removing unwanted material from wanted material |
| 05/10/2007 | WO2007051640A1 Process and device for thickening sludge entrained in waste water |
| 05/10/2007 | WO2007030634A3 Process for reducing contaminants in condensate resulting from the conversion of bauxite to alumina |
| 05/10/2007 | US20070105236 Method of examining blood type and apparatus for examining blood type using the method |
| 05/10/2007 | US20070102333 Method of and device for detecting oil pollutions on water surfaces |
| 05/10/2007 | US20070102332 Multi-stage water purification device |
| 05/10/2007 | DE102005053151A1 Verfahren und Vorrichtung zum Eindicken von in Abwasser mitgeführtem Schlamm Method and device for thickening sludge entrained in waste water |
| 05/10/2007 | CA2628270A1 Method and device for thickening sludge carried along in waste water |
| 05/09/2007 | EP1782870A1 A separator tank |
| 05/09/2007 | EP1261438B1 Well-cleaning system |
| 05/09/2007 | CN2897373Y Efficent central independent agitating concentrator of portable rake |
| 05/09/2007 | CN1960948A Anti-microbial filter media and methods for making and utilizing the same |
| 05/09/2007 | CN1958140A Polynary control system for adding drugs automatically |
| 05/09/2007 | CN1958116A System and method for automatic adding flocculant |
| 05/08/2007 | US7214314 Cleaning apparatus and method |
| 05/08/2007 | US7214290 Treatment of spent caustic refinery effluents |
| 05/08/2007 | US7213712 System for settling solids or other impurities from water or wastewater and associated methods |
| 05/08/2007 | CA2535215C System, method and apparatus for desanding wellhead production |
| 05/03/2007 | WO2007049247A1 A separator tank for separation of fluid comprising water, oil and gas, use of such a tank, and a method for separating a fluid including water, oil, and gas |
| 05/03/2007 | WO2007048773A1 Water treating method and arrangement integrating a fixed-bacteria biological treatment and flocculation-decantation |
| 05/03/2007 | WO2007024551A3 Apparatus and method for separating a composite liquid into at least two components |
| 05/03/2007 | US20070095749 Refuse/oil removing device and refuse/oil recovery bag |
| 05/03/2007 | US20070095729 Device and method for estimating occurrence distribution of unascertained water and recording medium |
| 05/03/2007 | CA2626756A1 A separator tank for separation of fluid comprising water, oil and gas, use of such a tank, and a method for separating a fluid including water, oil, and gas |
| 05/03/2007 | CA2625798A1 Water treating method and arrangement integrating a fixed-bacteria biological treatment and flocculation-decantation |
| 05/02/2007 | EP1562441B1 Filtration of vegetable slurries |
| 05/02/2007 | CN2894784Y Oil-water separation and silting sand-washing liquid circulating tank |
| 05/02/2007 | CN1956764A Use of anionic copolymers for enhanced recovery of useful coal and potassium chloride from screen bowl centrifuge |
| 05/02/2007 | CN1313382C System and process for wastewater treatment |
| 05/02/2007 | CN1313185C Settling device |
| 05/02/2007 | CN1313182C Treatment of spent caustic refinery effluents |
| 05/01/2007 | CA2258225C Water treatment plant and set of modular equipment obtained by placing such plants in parallel |
| 05/01/2007 | CA2164928C Vertical guiding mechanism |
| 04/26/2007 | US20070090058 Molecularly imprinted polymers (MIPS) for the selective removal of inorganic contaminants from liquids |
| 04/26/2007 | US20070090031 Variable speed waste removal system |
| 04/26/2007 | DE102005050201B3 Preparation of aqueous polymer solution exhibiting cationic amino group, useful for coagulating aqueous emulsion, comprises introducing the solution over filtration membrane and adding halide free inorganic or organic acid to retentate |
| 04/25/2007 | EP1558525B1 Method for attacking bauxite enhancing filterability of sludge in attack output |
| 04/25/2007 | CN2892234Y Drges scraping device of mud scraper with two sediment tank |
| 04/25/2007 | CN1954038A Process and reagent for separating finely divided titaniferrous impurities from kaolin |
| 04/25/2007 | CN1951836A Aluminum sulfate, production method for aluminum sulfate and its uses |
| 04/24/2007 | US7208555 Low ratio of scattered light intensity for a solution of polyvinylidene fluoride copolymer in dimethylformamide solvent; slurry or wet cake of polyvinylidene fluoride copolymer obtained by suspension polymerization; stirring, settling, precipitation, floating, separation, recovering |
| 04/24/2007 | CA2206593C Centrifuge with annular filter |
| 04/24/2007 | CA2128173C Compositions and methods for improving performance during separation of solids from liquid particulate dispersions |
| 04/19/2007 | DE102005048881A1 Verfahren zur Lösungskristallisation von Stoffgemischen Method for the solution crystallization of mixtures |
| 04/18/2007 | EP1773463A1 Device for collecting clarified water for a basin and corresponding basin |
| 04/18/2007 | EP1606043A4 System and method of gas energy management for particle flotation and separation |
| 04/17/2007 | US7205369 High molecular weight cationic polymers obtained by post-polymerization crosslinking reaction |
| 04/17/2007 | US7204927 Mixture of quaternary fatty ammonium compound, hetero-atom punctuated fatty polymer, and alkylphenol- formaldehyde resin alkoxylate; fluid catalytic cracking catalysts in oil slurries |
| 04/17/2007 | CA2259674C Device for clarification of a turbid liquid by flotation |
| 04/17/2007 | CA2206516C Centrifuge reagent delivery system |
| 04/12/2007 | WO2007039709A1 Advanced gravity sedimentation system and method |
| 04/12/2007 | WO2007039509A1 Water treatment method comprising a rapid settling step followed by a filtration step that is performed directly on the micro- or ultra-filtration membranes and corresponding device |
| 04/12/2007 | WO2006135808A3 Methods for reclaiming developing solvents |
| 04/12/2007 | US20070080110 Blow molded septic tank cover |
| 04/12/2007 | DE102005047131A1 Verfahren und Vorrichtung zur Manipulation von sedimentierenden Partikeln Method and apparatus for the manipulation of particles sedimenting |
| 04/12/2007 | CA2624194A1 Ruthenium-catalyzed cycloaddition of alkynes and organic azides |
| 04/12/2007 | CA2622623A1 Water treatment method comprising a rapid settling step followed by a filtration step directly on micro- or ultra-filtration membranes, and corresponding device |
| 04/11/2007 | CN2887851Y High-efficiency environment-friendly energy-saving micro-swirl mixed flocculating-settling equipment set |
| 04/11/2007 | CN2887405Y Vertical bi-directional multiple-layer slant plate accelerated precipitator |
| 04/11/2007 | CN1944278A Running management method for pure water processing |
| 04/11/2007 | CN1309442C Blood components separator disc |
| 04/10/2007 | US7201849 Pendular type suspension of the clarifier plates on the walls of the tank considerably reduces the friction occurring on pivoting of these plates and thereby minimizes the weight of the structure for actuating these plates |
| 04/10/2007 | US7201848 Methods and apparatus for separation of particles |
| 04/05/2007 | WO2007008400A3 Process and apparatus for filtering metal working fluid containing metal fines |
| 04/05/2007 | US20070077409 Porous substrate with smooth surface and production method thereof |
| 04/05/2007 | US20070075024 Advanced gravity sedimentation system and method |
| 04/05/2007 | DE102006041685A1 Murky water clarifier comprises round/rectangular basin, inlet for feeding murky water into basin, discharge for collecting clarified water from basin, and bottom sludge discharge for collecting sludge deposited at the bottom of basin |
| 04/04/2007 | EP1768930A1 Flotation process and apparatus for separating suspended particles from a liquid |
| 04/03/2007 | US7198716 Phased activated sludge system |
| 04/03/2007 | CA2123468C Method of making and using high molecular weight acrylamide polymers |
| 04/03/2007 | CA2123460C Method for the production of a low-viscosity, water-soluble polymeric dispersion |
| 03/29/2007 | WO2007035711A2 Water treatment apparatus |
| 03/29/2007 | US20070068878 Purification/separation via gravity and tortuosity from baffles; pollution control |
| 03/29/2007 | US20070068856 Wastewater treatment apparatus |
| 03/28/2007 | EP1765976A2 Flocculation method and flocculated organism |
| 03/28/2007 | EP1446212B1 Lamellar clarifier |
| 03/28/2007 | CN2882749Y Shell-and-tube unit honeycomb pipe chute |
| 03/27/2007 | CA2243608C Procedure for reducing the water content of ore pulp containing oxidic nickel |
| 03/22/2007 | WO2006029413A3 Rotary separator and method |
| 03/22/2007 | US20070062863 Water treatment apparatus |
| 03/22/2007 | US20070062853 Multi-phase separation system |
| 03/21/2007 | EP1763388A1 Method and arrangement for removal of surface scum |
| 03/21/2007 | CN2880214Y Inclined plate sediment tank |
| 03/21/2007 | CN2880213Y Floc stirrer |
| 03/21/2007 | CN1305778C Method for treating with wastewater by joint use of Chitosan and alginic acid |
| 03/20/2007 | CA2168392C Settling aids for solids in hydrocarbons |
| 03/15/2007 | WO2007028894A1 Water clarifying apparatus and implementing method |
| 03/15/2007 | US20070056891 Method of separating suspension, in particular for waste water treatment, and an apparatus for performing the same |
| 03/15/2007 | CA2620135A1 Water clarifying apparatus and implementing method |
| 03/14/2007 | EP1762333A1 An apparatus for transporting cooling lubricants containing swarf |
| 03/14/2007 | EP1762289A2 Sedimentation device |
| 03/14/2007 | EP1761320A1 Fluid filter |
| 03/14/2007 | EP0777505B1 Systems and methods for estimating platelet counts |
| 03/14/2007 | CN1930092A Dewatering process |
| 03/14/2007 | CN1927717A Subsider feeding device |
| 03/13/2007 | US7189327 Adding a specified amount of the anionic polymer acrylamide-acrylic acid copolymer or known salts thereof; recovering from effluent of mining waste |
| 03/13/2007 | US7188753 Pressure release connection and pneumatic dispensing device |
| 03/13/2007 | US7188734 Holding device, particularly for bodily fluids, comprising a separating device, and a separating device therefor |