Matches 1 - 23 out of 23


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US20130153511 PROCESS FOR DEWATERING OF OIL SAND TAILING MUDS  
The present invention relates to a process for dewatering oil sand tailing muds, comprising: (a) adding a flocculant into oil sand tailing muds and mixing the flocculant and the tailing muds; (b)...
US20080135492 TANNIN BASED POLYMERIC COAGULANTS AND THEIR USE IN WASTE WATER CLARIFICATION  
Tannin based environmentally friendly polymeric coagulants are disclosed which are copolymers of naturally occurring tannins, dialdehyde and diamines. In a preferred embodiment, the dialdehyde is...
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...
US20050127009 Process for reducing contaminants in process water and/or condensate  
This invention relates to a process for reducing contaminants in contaminated process water and/or condensate.
US20120211434 USE OF PVPP TO REMOVE CONTAMINANTS FROM PRODUCED WATER OF AN OIL OR GAS WELL  
A method of removing contaminants from produced water of an oil or gas well comprising the step of contacting the produced water with polyvinylpolypyrrolidone (PVPP) to remove the contaminants...
US20130012689 Depth Filters For Disposable Biotechnological Processes  
A process for the primary clarification of feeds, including chemically treated flocculated feeds, containing the target biomolecules of interest such as mAbs, mammalian cell cultures, or bacterial...
US20140166586 Lysine-Based Polymer Coagulants for Use in Clarification of Process Waters  
Lysine-based polymers, particularly copolymers of lysine and maleic acid, are useful as coagulants for clarification of wastewaters, including produced waters from oils sands mining operations....
US20130153510 METHOD AND SYSTEM FOR TREATING AQUEOUS STREAMS  
The invention relates to a method and system for treating an aqueous stream having a first flow rate and containing solid matter exhibiting first settling properties, the method comprising adding...
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...
US20130224825 LIGAND FUNCTIONALIZED POLYMERS  
Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
US20110217752 LIGAND FUNCTIONALIZED POLYMERS  
Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
US20110201078 LIGAND FUNCTIONALIZED POLYMERS  
Ligand functionalized substrates, methods of making ligand functionalized substrates, and methods of using functionalized substrates are disclosed.
US20140360946 HYPERBRANCHED POLYMERS  
There is disclosed certain hyperbranched polyester amides with a cloud point of at least 50° C. with end groups selected from: betaine-type end groups useful in various end uses such as a flocculant.
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.
US20120125863 METHODS OF PREPARING NOVEL HALIDE ANION FREE QUATERNARY AMMONIUM SALT MONOMERS, POLYMERIZATION METHODS THEREFOR, AND METHODS OF USE OF THE RESULTING POLYMERS  
Methods are provided for making halide-free quaternary ammonium salt monomers. Polymers prepared from the monomers and methods of using the polymers to clarify raw, untreated water or wastewater...
US20100006511 TREATMENT ADDITIVES AND METHODS FOR TREATING AN AQUEOUS MEDIUM  
A method for clarifying an aqueous medium containing suspended material is provided. The method includes dispersing a treatment additive in the aqueous medium containing the suspended material for...
US20080296231 Method for the Preparation of Cross-Linked Enzyme Aggregates with Improved Properties  
The invention relates to a method for the preparation of cross-linked enzyme aggregates, which method is characterised by the following steps: i. generating aldehyde groups on enzyme molecules...
US20150021274 HYPERBRANCHED POLYMERS  
There is disclosed certain hyperbranched polyester amides with a cloud point of at least 50° C. in water with end groups selected from: two or more i] tertiary amine functional end groups ii)...
US20140158616 SYSTEMS, APPARATUS, AND METHODS FOR SEPARATING SALTS FROM WATER  
A system, method, and apparatus for precipitating a water soluble salt or water soluble salts from water, including adding a water-miscible solvent to a water solution including an inorganic salt....
US20160137784 HYPERBRANCHED POLYMERS  
There is disclosed certain hyperbranched polyester amides with end groups selected from: esters or amides of betaine-type end groups useful in various end uses such as a flocculent.
US20160060145 CHELATING AGENT, AND SCALE INHIBITOR, DETERGENT AND WATER TREATMENT METHOD  
A chelating agent of the embodiment is an amide compound in which a hydrogen atom of an —NH— site or an —NH2— site in an amine compound is substituted with a functional group derived from...
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.

Matches 1 - 23 out of 23