Matches 1 - 27 out of 27


Match Document Document Title
US20130168318 Method for Treating Water by Ballasted Flocculation Implementing a Natural Flocculent  
Method for treating water by ballasted flocculation comprising a step for injecting into said water at least a flocculent, a step for injecting into said water at least one particulate material...
US20150197439 Use Of Celluloses In Sludge Dewatering, And Sludge Products Thereof  
Methods to improve dewatering in industrial and municipal sludges are described. One method involves admixing sludge from a papermaking process and modified cellulose to provide modified sludge...
US20130112627 CHEMICAL TREATMENT TO IMPROVE RED MUD SEPARATION AND WASHING IN THE BAYER PROCESS  
The invention provides methods and compositions for improving the rheology of red mud removed from Bayer Process liquor. The method includes adding a flocculant and a cross-linked polysaccharide...
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...
US20120217201 METHOD FOR ENHANCING BIOLOGICAL WATER TREATMENT  
A mixture for treating water in a biological water treatment process is provided comprising an organic-based flocculant, a micronutrient; and a polymer. The flocculant, the micronutrient and the...
US20150259232 TREATMENT OF PRODUCED WATER CONCENTRATE  
Water, for example produced water from a steam assisted gravity drainage (SAGD) or cyclic steam stimulation (CSS) heavy oil recovery operation, is treated, for example to recover water re-use in...
US20130075341 METHOD FOR CLARIFYING INDUSTRIAL WASTEWATER  
Methods are described for removing contaminates from aqueous industrial wastewater process streams, specifically industrial laundries to yield a less contaminated aqueous effluent for discharge to...
US20110272362 Flotation and Separation of Flocculated Oils and Solids from Waste Waters  
Oily and/or solids-containing water is clarified by chemical treatment to form flocculated and agglomerated solid phases and a clear water phase. In the clarification process, microbubbles of air...
US20150053621 METHOD FOR TREATING WATER AND FLOCCULANT FOR ORGANIC SUBSTANCES  
Provided are a method for treating water and a flocculant used in the method. The method includes the steps of adding a first polymer compound formed by multiply binding a first repeating unit...
US20140346111 SEAWATER TREATMENT METHOD  
In a seawater treatment method in which after seawater is coagulated by a coagulant and is processed by a solid-liquid separation treatment, an RO treatment is performed, RO feed water having a...
US20150001160 SEPARATION OF BIOCOMPONENTS FROM DDGS  
A multi stage process for the progressive removal of protein and isolating streams containing cellulose fibers and oil from a waste stream containing Dried Distillers Grains with Solubles is...
US20150034563 ENHANCEMENT OF WASTEWATER SLUDGE DEWATERING USING SOY FLOUR OR SOY PROTEIN  
Dewatering agents and methods of dewatering wastewater slurries are provided. Also disclosed are methods for improving the separation of solids from water. The water may be produced water, raw...
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...
US20110024358 APPARATUS AND PROCESSES FOR REMOVING BORON FROM LIQUIDS  
A process removes boron from ion exchange system regeneration solution including introducing a borate precipitator into the regeneration solution in a precipitation zone to generate borate...
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...
US20150034562 METHOD FOR DEWATERING SUSPENSIONS OF SOLID PARTICLES IN WATER  
A method for dewatering dispersions of suspended solids by flocculation, using a polymeric flocculant, includes the steps of sequentially adding to the dispersions: at least one water soluble,...
US20140319069 METHOD FOR THE REMOVAL OF SUBMICRON PARTICULATES FROM CHLORINATED WATER BY SEQUENTIALLY ADDING A CATIONIC POLYMER FOLLOWED BY ADDING AN ANIONIC POLYMER  
A method for removing submicron colloidal particulates, such as hydrocarbons, from water. The method includes first adding a soluble, cationic polymer, such as chitosan, a salt, or solution of...
US20110006013 METHOD FOR THE REMOVAL OF SUBMICRON PARTICULATES FROM CHLORINATED WATER BY SEQUENTIALLY ADDING A CATIONIC POLYMER FOLLOWED BY ADDING AN ANIONIC POLYMER  
A method for removing submicron colloidal particulates, such as hydrocarbons, from water. The method includes first adding a soluble, cationic polymer, such as chitosan, a salt, or solution of...
US20090211982 PROCESS FOR TREATING EFFLUENT LIQUID FRACTION FROM POST ANAEROBIC DIGESTION  
A process for treating a liquid fraction of effluent wastewater from post anaerobic digestion containing fine solids having a size less than about 25 microns is disclosed. A metal salt flocculant...
US20140117273 USE OF A DUAL POLYMER SYSTEM FOR ENHANCED WATER RECOVERY AND IMPROVED SEPARATION OF SUSPENDED SOLIDS AND OTHER SUBSTANCES FROM AN AQUEOUS MEDIA  
A method uses anionic and cationic polymers added in, any order or simultaneously, to aqueous media for the removal of substances. The sequential addition of the two biopolymers, anionic xanthan,...
US20090120881 TREATMENT BLENDS FOR REMOVING METALS FROM WASTEWATER, METHODS OF PRODUCING AND PROCESS OF USING THE SAME  
Treatment blends for removing metals from wastewater, method of producing and process of using the same. Treatment of industrial wastewater streams relate to the use of a pretreatment blend and a...
US20070187334 Method of clarifying industrial wastewater for the reduction of organic waste content using cationic dispersion polymers combined with powdered activated carbon and anionic flocculent polymers  
Methods are described for removing contaminates from aqueous industrial wastewater process streams, to yield a less contaminated aqueous specifically in the area of soluble organic containing...
US20080223792 Apparatus and Process for the Incorporation of a Dry Treatment Product Into a Liquid Waste  
A flow-through mixing apparatus for incorporating a dry treatment product into a waste stream. The apparatus comprises a pump for directing a liquid waste from a storage pit/tank, a mixer that...
US20070241059 Method for Treatment of Foil to Facilitate Its Subsequent Removal  
Method for treatment of oil on a solid or liquid surface to facilitate subsequent removal of the oil from the surface. A fat-soluble metal containing substance comprising an organic anion and a...
US20160289103 TAILINGS-POLYMER MIXING OPTIMIZATION BY CONTROLLING THE DISCHARGE ENVIRONMENT  
A process for dewatering tailings is provided comprising providing a tailings feed having a solids content in the range of about 10 wt % to about 70 wt %; adding an effective amount of a polymeric...
US20160060143 SURFACE-TREATED CALCIUM CARBONATE AND PHYLLOSILICATE AND ITS USE IN WATER PURIFICATION  
The invention relates to a process for the purification of water and/or dewatering of sludges and/or sediments, to the use of a combination of a phyllosilicate and a surface-treated calcium...

Matches 1 - 27 out of 27