Matches 1 - 36 out of 36


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US20150239764 METHOD FOR TREATING MINERAL SLUDGE BY FLOCCULATION IN-LINE THEN ABOVE GROUND  
The improved process for conditioning sludges by flocculation, according to which: the sludge to be treated is transported in a pipeline,at least one flocculating agent is inserted in the pipeline...
US20130075340 OIL SANDS FINE TAILINGS FLOCCULATION USING DYNAMIC MIXING  
A process for flocculating and dewatering oil sands fine tailings is provided, comprising: adding the oil sands fine tailings as an aqueous slurry to a stirred tank reactor; adding an effective...
US20140284519 SURFACE-TREATED CALCIUM CARBONATE AND ITS USE IN WATER PURIFICATION AND FOR THE DEWATERING OF SLUDGES AND SEDIMENTS  
The invention relates to a process for the purification of water and/or dewatering of sludges and/or sediments, to the use of a surface-treated calcium carbonate for water purification and/or...
US20140263079 Wastewater Treatment System and Method  
The present invention relates to systems and methods of wastewater treatment that rely primarily on the use of water treatment chemicals to clean wastewater without the need to use filtration...
US20150151990 TRANSPORTATION OF FLOCCULATED TAILINGS IN A PIPELINE  
A method for transporting flocculated tailings through a pipeline is provided comprising: adding an effective amount of a flocculant or a coagulant or a combination thereof to the mining tailings...
US20090095688 INSTALLATION FOR THE FLOCCULATION OF SLUDGE LOADED WITH SUSPENDED MATTER, METHOD USING THE INSTALLATION  
Installation for flocculation of water or sludge loaded with suspended matter comprising in succession: a polymer storage hopper, a polymer grinding device, and a line, pipe or other conveyor for...
US20100326923 HIGH PERFORMANCE LOW ENVIRONMENTAL IMPACT DETACKIFIER  
The current invention relates to composition and method for treating impurities in a circulating water system. The circulating water system impurities may be oversprayed paint in paint spray booth...
US20080169245 Solids separation technology  
A method for separating a low biosolids suspension stream into biosolids and water whereby the biosolids contain the majority of the original beneficial nutrients, and the water is substantially...
US20140054231 CENTRIFUGE PROCESS FOR DEWATERING OIL SANDS TAILINGS  
A process for dewatering oil sands tailings is provided, comprising providing a tailings feed having a solids content in the range of about 10 wt % to about 45 wt %; adding a flocculant to the...
US20110297622 TREATMENT ADDITIVES, METHODS FOR MAKING AND METHODS FOR CLARIFYING AQUEOUS MEDIA  
A coagulant composition includes chitosan, methacryloyloxyethyltrimethyl ammonium methyl sulfate and a redox initiator. A coagulant, method for making the coagulant and clarifying wastewater is...
US20150053622 METHOD TO TREAT FLUSHING LIQUOR SYSTEMS IN COKE PLANTS  
Methods are disclosed for reducing oil in water emulsions in coking processes. One exemplary method comprises: providing an aqueous stream with an oil in water emulsion; providing a treatment...
US20100059453 SYSTEM AND METHOD FOR DE-WATERING WASTE DRILLING FLUIDS  
Systems and methods for de-watering waste drilling fluid. In some embodiments, the de-watering system includes a drilling fluid reclamation system receiving the waste drilling fluid from a...
US20140158634 POLYMER BLENDS FOR FLOCCULATION  
Polymer flocculants are described comprising blends of high molecular weight polyethylene oxide and high molecular polyacrylamides. When introduced in desired amounts and with desired molecular...
US20090127205 AMINO ACID, CARBOHYDRATE AND ACRYLAMIDE POLYMERS USEFUL AS FLOCCULANTS IN AGRICULTURAL AND INDUSTRIAL SETTINGS  
Modified polysaccharides, acrylamide copolymers, water-soluble amino acid copolymers, and combinations thereof are described for uses including flocculation of solids, particularly flocculation of...
US20130220922 METHOD AND SYSTEM FOR MONITORING PROPERTIES OF AN AQUEOUS STREAM  
The invention concerns an online method and system for monitoring properties of an aqueous stream of an industrial process. The method comprises providing an initial aqueous stream originating...
US20140144846 Methods For The Recycling of Wire-Saw Cutting Fluid  
A process is provided for treating coolant fluid used in wire-saw cutting of semiconductor wafers and which contains silicon-containing impurities. The process comprises changing the properties of...
US20130153512 TREATMENT OF SURFACTANT LADEN WASTEWATER  
Clarification of surfactant laden wastewaters of the type commonly encountered in the laundry, dishwashing, textile manufacturing, and metal cleaning and degreasing processes is provided by use of...
US20120138543 FLOCCULATION METHOD  
A charged particle polymer hybrid (CPPH) flocculant is taught, comprising sub-micron size charged particles and a polymer which has been polymerized in the presence of the charged particles...
US20140061130 METHOD OF HEAVY METAL REMOVAL FROM WATER STREAMS  
The invention provides methods and compositions for separating metals from a liquid medium, the method uses a copolymer derived from at least two monomers: acrylic-x and an alkylamine, wherein...
US20140238943 Method For Treating Suspensions Of Solid Particles In Water Using Post Hydrolyzed Polymers  
A method for treating a suspension of mineral particles in water, such as mineral tailings, includes the step of contacting the suspension of mineral particles in water with a specific...
US20130048571 FLOCCULANT COMPOSITIONS CONTAINING SILICON-CONTAINING POLYMERS  
A flocculant composition that includes a blend of a first water-in-oil emulsion having a silicon-containing polymer in its aqueous phase and a second water-in-oil emulsion having an anionic...
US20120103916 USE OF SILICON-CONTAINING POLYMERS FOR IMPROVED FLOCCULATION OF SOLIDS IN PROCESSES FOR THE PRODUCTION OF ALUMINA FROM BAUXITE  
The suspended solids content of a process stream in a process for digesting bauxite ore to produce alumina is reduced by contacting the stream with silicon-containing polymers.
US20140319066 Thin Stillage Clarification  
Systems and methods for improving the quality of solids and liquids recovered at atmospheric pressure and temperature from a stillage stream generated as a by-product of an ethanol production...
US20150182882 SEPARATION PROCESS  
This disclosure describes providing techniques to separate suspended solids from liquid with dissolved solids in a process stream. This disclosure describes a method for adding a chemical to the...
US20090239973 Polyacrylamide Delivery Product  
The PAM delivery product is a solid form of polyacrylamide polymer (PAM). Among other things, the PAM delivery product can be used to prevent ruts formed during center-pivot irrigation, prevent...
US20110155671 Concentration of Suspensions  
The present invention relates to a process of concentrating an aqueous suspension of solid particles comprising the steps of adding at least one organic polymeric flocculant to the suspension...
US20130186838 METHOD FOR DISPERSING AND AGGREGATING COMPONENTS OF MINERAL SLURRIES AND HIGH-MOLECULAR WEIGHT MULTIVALENT POLYMERS FOR CLAY AGGREGATION  
The disclosure relates generally to the use of polymers to assist in aggregating mineral components in aqueous mineral slurries to release and separate individual components of the slurry, which...
US20100237020 DEWATERING PROCESS  
A process of dewatering an aqueous suspension comprising treating the suspension with a dewatering amount of a reverse phase polymer, and subjecting the suspension to a mechanical dewatering to...
US20150053623 PARTICLE SUSPENSIONS OF FLOCULATING POLYMER POWDERS  
Flowable liquid suspensions are described comprising blends of particulate water soluble high molecular weight polymer flocculants. The polymer flocculants can include polyethylene oxide,...
US20170166463 METHOD FOR TREATING SUSPENSIONS OF SOLID PARTICLES IN WATER USING COMB LIKE POLYMERS  
The invention relates to a method for treating an aqueous suspension of solid particles, wherein at least one water-soluble polymer is added to the suspension, and wherein said polymer is obtained...
US20160304366 METHODS FOR REMOVING CONTAMINANTS FROM AQUEOUS SYSTEMS  
Methods for removing one or more contaminants from an aqueous stream comprising: adding a polymer comprising recurring units of one or more acrylamide monomers and recurring units of one or more...
US20160280572 POLYMERS FOR FLOCCULATION, DEWATERING AND CONSOLIDATION OF OIL SANDS FLUID FINE TAILINGS, MINE TAILINGS AND SOLID PARTICULATE SUSPENSIONS  
A method of treating a solid particulate suspension, such as fluid fine tailings, to form a flocculated slurry by mixing with the suspension with a polymer having a solubility in water which is...
US20160159660 SILICON CONTAINING POLYMER FLOCCULANTS  
Disclosed herein are silicon containing polymers and compositions containing the same able to flocculate suspended solids in the Bayer or Sinter process stream.
US20160130375 POLYMER COAGULANTS  
Maleic anhydride polymers having pendant groups that contain at least one quaternary amine group are effective coagulants for use in treating wastewater and other waters containing dispersed...
US20160052807 USE OF SILICON-CONTAINING POLYMERS TO IMPROVE RED MUD FLOCCULATION IN THE BAYER PROCESS  
The suspended solids content of a Bayer process stream is reduced by contacting the stream with silicon-containing polymers.
US20150315056 METHOD FOR THICKENING OR DEHYDRATING SLUDGE  
Disclosed is a method for thickening or dehydrating sludge, which includes at least: a) a step of adding flocculants to the sludge to be treated; b) a step of flocculation by agitation of the...

Matches 1 - 36 out of 36