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Class Information
Number: 210/666
Name: Liquid purification or separation > Processes > Ion exchange or selective sorption > Including diverse separating or treating of liquid > By making an insoluble substance or accreting suspended constituents > Utilizing organic agent
Description: Process in which a carbon compound is added to the liquid to cause precipitation or accretion of a dissolved or suspended material.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7374687 Method of decolorizing stock-raising treatment water May. 20, 2008
7320757 Body fluid processor enabling direct hemoperfusion Jan. 22, 2008
7311841 Method for treating water by ballasted flocculation and decantation Dec. 25, 2007
7300585 Method of treatment of effluent stream Nov. 27, 2007
7282152 Selenium removal method Oct. 16, 2007
7264729 Process for reducing contaminants in condensate resulting from the conversion of bauxite to alumina Sep. 4, 2007
7172703 Method of reclaiming a well completion brine solutions using an organic chelant Feb. 6, 2007
7144512 Method of reclaiming brine solutions using an organic chelant Dec. 5, 2006
7083731 Precious metal scavenging from a liquid medium with a functionalised polymer fiber Aug. 1, 2006
7048859 Method for treatment of aqueous streams comprising biosolids May. 23, 2006
7030205 Polydithiocarbamate resin Apr. 18, 2006
6946076 Removal of phosphate from water Sep. 20, 2005
6916431 Precipitating chemical Jul. 12, 2005
6916426 Method of waste treatment Jul. 12, 2005
6863826 Animal waste effluent treatment Mar. 8, 2005
6846416 Process for treating chromate waste liquid Jan. 25, 2005
6846407 Method and apparatus for recovery of waste water Jan. 25, 2005
6780330 Removal of biomaterials from aqueous streams Aug. 24, 2004
6755973 Waste water treatment process for animal processing contaminant removal Jun. 29, 2004
6736977 Apparently dry waste management system May. 18, 2004
6562952 Precipitation of proteins from organic solutions May. 13, 2003
6491824 Method for processing returns from oil and gas wells that have been treated with introduced fluids Dec. 10, 2002
6479300 Metal loaded ligand bound membranes for metal ion affinity chromatography Nov. 12, 2002
6447686 Rapid coagulation-flocculation and sedimentation type waste water treatment method Sep. 10, 2002
6379555 Wastewater treatment process using an admixed paste of activated carbon and magnesium hydroxide Apr. 30, 2002
6319412 Wastewater treatment process Nov. 20, 2001
6315906 Removing metal ions from wastewater Nov. 13, 2001
6284293 Method for generating oxygenated water Sep. 4, 2001
6261459 Process for the elimination of livestock wastewater odors and wastewater treatment Jul. 17, 2001
6190561 Method of water treatment using zeolite crystalloid coagulants Feb. 20, 2001
6165366 Process for removing mercury from industrial and clinical waste water Dec. 26, 2000
6153103 Method for the removal of ultrafine particulates from an aqueous suspension Nov. 28, 2000
6127154 Methods for direct synthesis of compounds having complementary structure to a desired molecular entity and use thereof Oct. 3, 2000
6090290 Selenium removal methods Jul. 18, 2000
5993663 Liquid filtering system in machine tools Nov. 30, 1999
5951829 Separation of heteropoly compounds from polyethers, polyesters and polyether esters Sep. 14, 1999
5906954 Removal of titanium atoms from titanium silicate molecular sieves May. 25, 1999
5807486 Process for the treatment of hazardous waste water Sep. 15, 1998
5759404 Method for separation and synthetic polymers that can be used as separation media in the method Jun. 2, 1998
5730882 Method for remediation of water containing emulsified oils Mar. 24, 1998
5681475 Water purification composition, kit and method employing the same Oct. 28, 1997
5620858 Method of removing shiga-like toxins from biological samples Apr. 15, 1997
5609765 Steam stripping method for the softening of water Mar. 11, 1997
5571420 Cooling system change over apparatus and process Nov. 5, 1996
5558775 Process for the treatment of hazardous waste water Sep. 24, 1996
5547583 Method for separating contaminants from solution employing an organic-stabilized metal-hydroxy gel Aug. 20, 1996
5540843 Method for preferential retention of cesium cations and their separation from other inorganic cations Jul. 30, 1996
5510037 Regeneration of used cleaning solution Apr. 23, 1996
5510036 Process for treatment of aqueous solutions of polyhydric alcohols Apr. 23, 1996
5470476 Method for the treatment of animal waste Nov. 28, 1995

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