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Class Information
Number: 210/725
Name: Liquid purification or separation > Processes > Making an insoluble substance or accreting suspended constituents > Utilizing precipitant, flocculant, or coagulant, each with accelerator or with each other or plural precipitants, flocculants, or coagulants > Regulating ph > Utilizing organic precipitant
Description: Process wherein the material which acts to insolubilize or agglomerate the constituents is organic containing.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8591744 Composition and process for removing impurities from a circulating water system Nov. 26, 2013
8580917 Method of purifying block copolymers Nov. 12, 2013
8529155 Method of making pure salt from frac-water/wastewater Sep. 10, 2013
8383764 Method of purifying block copolymers Feb. 26, 2013
8323509 Rehabilitation method Dec. 4, 2012
8313654 Methods for flocculating suspensions using biobased renewable flocculants Nov. 20, 2012
8282835 Removal of selenium from refinery wastewater Oct. 9, 2012
8273320 Method of making pure salt from frac-water/wastewater Sep. 25, 2012
8241503 Enhanced high water recovery membrane process Aug. 14, 2012
8236180 Boron removal method utilizing sugar amide derivative Aug. 7, 2012
8158097 Method of making pure salt from FRAC-water/wastewater Apr. 17, 2012
8147703 Method for processing sludge Apr. 3, 2012
8147696 High-efficiency water-softening process Apr. 3, 2012
8137567 Method for fluid remediation and removing particulates from an aqueous stream Mar. 20, 2012
8119011 Optimized alumina coagulants for water treatment Feb. 21, 2012
8101085 Process for treating animal husbandry effluent slurry by pre-treatment and electroflotation Jan. 24, 2012
8048314 Method for treating chlorine-containing waste Nov. 1, 2011
7998439 Method for separating and recycling uranium and fluorine form solution Aug. 16, 2011
7998351 Tannin based polymeric coagulants composition and method of use Aug. 16, 2011
7981295 Enhanced high water recovery membrane process Jul. 19, 2011
7943048 Methods for recovering tallow from wastewater May. 17, 2011
7875189 Method for separating suspended solid materials from aqueous systems with colloidal flocculants Jan. 25, 2011
7846339 Method for removing boron Dec. 7, 2010
7828976 Method of removing phosphorus from wastewater Nov. 9, 2010
7815804 Method for treating wastewater or produced water Oct. 19, 2010
7758758 Method for treating acidic waters using recycled acidic and basic sludges Jul. 20, 2010
7722841 Polymeric chelant and coagulant to treat metal-containing wastewater May. 25, 2010
7713422 Black liquor treatment method May. 11, 2010
7704399 Hydrogen peroxide based water treatment method Apr. 27, 2010
7695630 Process for conditioning an aqueous solution for efficient colloidal precipitation Apr. 13, 2010
7641801 Method for removing manganese from nickel laterite waste liquors Jan. 5, 2010
7635434 Treatment system and method for treating liquid concrete washout waste Dec. 22, 2009
7628925 Method of dewatering sludge and the sludge thus dewatered Dec. 8, 2009
7618538 Procedure for elimination of boron from sea-water by reverse osmosis membranes Nov. 17, 2009
7582444 Use of flocculating agents for separating the solid residue in hydrolysed fermentation substrates Sep. 1, 2009
7560031 Process for treating pond water Jul. 14, 2009
7497956 Method for stabilizing and conditioning urban and industrial wastewater sludge Mar. 3, 2009
7497954 Apparatus for separation of water from oil-based drilling fluid and advanced water treatment Mar. 3, 2009
7494592 Process for combining solids thickening and dewatering in one vessel Feb. 24, 2009
7491337 Method and apparatus for removing contaminants from water Feb. 17, 2009
7468137 Wastewater treatment process Dec. 23, 2008
7455997 Production of fermentation product Nov. 25, 2008
7422692 Raw influent treatment processes eliminating secondary biological treatment Sep. 9, 2008
7419604 Use of boron compounds to precipitate uranium from water Sep. 2, 2008
7419602 Selenium removal from water Sep. 2, 2008
7419605 Method for treating metal-contaminated water and soil Sep. 2, 2008
7410589 Hog manure treatment method Aug. 12, 2008
7404902 Method for treating water Jul. 29, 2008
7390416 Method for the removal of metals, including a co-precipitation of molybdenum, from wastewater Jun. 24, 2008
7371328 Method for treating hog and animal waste May. 13, 2008

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