Matches 51 - 99 out of 99 < 1 2


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US20110240561 Configurations and Methods of Treatment of Silicate-Containing Waste Streams  
Contemplated wastewater treatment plants and processes comprise a unit in which a silicate-containing waste stream is combined with an alkaline process stream to so form a pH-controlled...
US20150076078 CHEMICAL PROCESS TO REMOVE SUSPENDED SOLIDS  
This disclosure describes providing techniques to remove suspended solids from a process stream. This disclosure describes a method for adding a chemical, a cationic flocculant to the process...
US20080274939 WATER TREATMENT SYSTEM AND DOWNSTREAM CLEANING METHODS  
The present invention provides methods for treating an aqueous system comprising contacting the aqueous system with a composition comprising a conversion agent. The methods of the present...
US20140053872 METHODS AND COMPOSITIONS FOR THE TREATMENT AND RECOVERY OF PURGE SOLVENT  
The present disclosure relates to purge fluids, methods of using the purge fluids, and systems to be used for recycling the purge fluids. In some aspects, the purge fluid may be used to clean or...
US20090301973 WATER REACTION TANK  
A water reaction tank for reacting water containing suspended solids with a flocculant includes a housing having an input, an output, and a water flow path between the input and the output. The...
US20120091066 Capturing and Storing Excess Co2 by Seeding Melt Water Lakes from Glacial Masses with Metal Hydroxides  
A method of capturing and storing excess carbon dioxide (CO2) includes seeding melt water lakes formed on glacial masses with metal hydroxides. The excess CO2 is then stored as a precipitate from...
US20100102007 Process for Treatment of Sewage Waste Water  
This is a reliable cost-effective adsorption based method for removing the dissolved and suspended organic matter by adding a natural “flocculent sorption particles” which is (Sodium, Calcium,...
US20080016757 REAGENT COMPOSITION AND METHOD FOR RECLAIMING CARBONACEOUS MATERIALS FROM SETTLING PONDS AND COAL PREPARATION PLANTS  
A reagent mixture comprising a hydrocarbon emulsion and an adhesion promoter which is used to agglomerate carbonaceous material particles from coal slurries of settling ponds or coal processing...
US20130134103 SYSTEMS AND METHODS FOR REMOVING FINELY DISPERSED PARTICULATE MATTER FROM A FLUID STREAM  
Disclosed herein are systems for removing particulate matter from a fluid, comprising a particle functionalized by attachment of at least one activating group or amine functional group, wherein...
US20070199903 System For Removing Solids From Aqueous Solutions  
Processes, apparatus, and compositions are described for removing solids, including dissolved and undissolved solids, from aqueous solutions by crystallization, precipitation, aggregation,...
US20120029120 SYSTEMS AND METHODS FOR REMOVING FINELY DISPERSED PARTICULATE MATTER FROM A FLUID STREAM  
Disclosed are methods of removing particulate matter from potash tailings fluid. The invention includes providing an activating material capable of being affixed to the particulate matter,...
US20060273038 Chemical cleaning for membranes  
Membranes, for example immersed polymeric ultrafiltration or microfiltration membranes, are cleaned by contacting them with a chemical cleaner comprising one or more of a gluconate, a...
US20050098505 FILTER AID AND METHOD OF USING SAME FOR RECLAIMING WATER-BASED FLUIDS USED IN METAL WORKING PROCESSES  
A filter aid and a method of using the same are disclosed that effectively removes contaminants from water-based metal forming liquids used in aluminum forming, rolling and other metal working...
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...
US20100170855 MODIFICATION OF PRECIPITATE MORPHOLOGY AND SETTLING CHARACTERISTICS IN ACID CONDITIONS  
The current invention relates to the modification of precipitate formed from an acidic slurry or solution resulting in decreased settling times and final solids bed volumes. The current invention...
US20120325744 MONITORING AND CONTROL OF UNIT OPERATIONS FOR GENERATING STEAM FROM PRODUCED WATER  
In a process and apparatus for treating produced water, for example for re-use in an oil or bitumen extraction operation of for treating frac water, the produced water flows through a series of...
US20120138542 PROCESS FOR IMPROVING INLINE TAILINGS TREATMENT  
A process for improving inline mineral slurries treatment comprises successively: providing an in-line flow of slurries in a main stream; introducing at least one polymer into the main stream...
US20110210076 PROCESS TO MAINTAIN LARGE CLEAN RECREATIONAL WATER BODIES  
The invention discloses a process to implement and maintain large water bodies with color, transparency, and cleanness characteristics similar to swimming pools or tropical seas, at low cost. The...
US20120125862 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.
US20090206040 SYSTEMS AND METHODS FOR REMOVING FINELY DISPERSED PARTICULATE MATTER FROM A FLUID STREAM  
Disclosed herein are systems for removing particulate matter from a fluid, comprising a particle functionalized by attachment of at least one activating group or amine functional group, wherein...
US20090065442 WASTEWATER TREATMENT AND RECYCLING SYSTEM  
A system and process for removing contaminants from wastewater where the wastewater is treated into a cleaned water that can be reused or discharged into the environment. The wastewater is...
US20060191853 Water-in-oil-in-water emulsions of hydroxamated polymers and methods for using the same  
A method and composition for flocculation and separation of suspended solids from an industrial process stream containing suspended solids is provided. The method includes the steps of adding to...
US20050194323 System and method for recovering oil from a waste stream  
The systems and methods recover oil from an emulsified waste stream. A coagulating agent and/or a flocculating agent, or both, are added to the emulsified waste stream to accelerate separation...
US20130206702 FLUID TAILINGS FLOCCULATION AND DEWATERING USING CHEMICALLY-INDUCED MICRO-AGGLOMERATES  
A process for tailings flocculation and dewatering is disclosed. In particular, disclosed is a method for generating chemically-induced micro-agglomerates (CIMA) of fine particles in a fluid...
US20110315637 METHODS TO RECOVER AND RECLAIM HYDROCARBONS OR HYDROPHOBIC SUBSTANCES IN AN AQUEOUS ENVIRONMENT  
The present invention provides useful biodegradable and environmentally friendly cost effective methods for oil recovery and reclamation from oil spills and chemical spills. More particularly,...
US20130098843 APPARATUS AND METHOD FOR TREATING SLURRIES  
An apparatus for treating slurries, in particular biogenic or industrial slurries, can include at least one treatment rotor which is arranged or can be arranged in the slurry and which rotates or...
US20150076075 COAGULATION/FLOCCULATION APPARATUS FOR THE TREATMENT OF A HYDRAULIC FLOW, AND IMPLEMENTATION PROCESS  
Coagulation/flocculation apparatus for the treatment of a hydraulic flow of any type of liquid, upstream of a physical separation element, in particular upstream of a flotation unit, or of a...
US20120152851 POLYMER AND METHODS FOR PREPARING AND USING THE SAME  
The invention relates to a polymer comprising structural units of formula and formula wherein R1, R2, R5 and R6 are independently hydrogen, a methyl group, or —COOH, only one of R1 and R2 or R5...
US20110226702 Solubilized Heavy Metal Binding Reagent  
A solubilized reagent for treating and binding heavy metals and method of producing and process of using the same. The solubilized reagent includes an isolated supernatant of a slurry or a...
US20130118989 Process Scheme to improve Divalent Metal Salts Removal from Mono Ethylene Glycol (MEG)  
A MEG reclamation process includes the step of increasing above 2,000 ppm the divalent metal salts concentration of a rich (wet) MEG feed stream flowing into a precipitator. The increasing step...
US20120145645 CLARIFICATION OF HYDROCARBONS AND SUSPENDED MATTER FROM AN AQUEOUS MEDIUM  
A method for removing components from an aqueous medium is described. The method includes dispensing a formulation comprising one or more of zinc chloride, calcium chloride, zirconium acetate and...
US20080099405 Flocculating Agent Method for the Production and Use Thereof  
Disclosed is an alkali aqueous flocculating agent based on an alkali aqueous salt clay extract containing dissolved silicate and aluminate, in addition to alkali chloride whereby for an aluminate...
US20140054229 COMPOSITIONS AND PROCESSES FOR DEOILING AQUEOUS STREAMS WITH TALC  
A deoiling or demulsifying composition including talc. Also disclosed is a process for removal of hydrocarbons, oil or oil-bearing formations from an aqueous stream by adding talc to the aqueous...
US20110174453 POLYMER DISPERSION  
The invention relates to an aqueous polymer dispersion comprising an anionic water-soluble dispersion polymer comprising in polymerized form a monomer mixture comprising (i) one or more anionic...
US20090050571 CATIONIC POLYMER DISPERSIONS, METHOD FOR PRODUCING SAID DISPERSIONS AND USE THEREOF  
The invention relates to water-in-water polymer dispersions containing a polymer A with a cationic monomer fraction of up to 60 wt. % and at least one polymer dispersant B, based on cationised...
US20120080385 FACILITY FOR TREATING AN AQUEOUS FLUID BY CONTACT WITH A FLUIDISED BED OF COAGULATED ACTIVATED CARBON IN POWDER FORM  
The present invention relates to a treatment installation of aqueous fluid, in particular to ensure elimination of organic micropollutants and natural organic matter, comprising a single reactor...
US20090114601 Device and Method for Dynamic Processing in Water Purification  
A transformational approach to water treatment is provided that incorporates membrane-free filtration with dynamic processing of the fluid to significantly reduce treatment times, chemical cost,...
US20090242490 Method and Apparatus for Fluid Separation  
A method is disclosed for separating a multiphase fluid stream comprising a heavier fluid component and a lighter fluid component, the method comprising causing the fluid to flow along a first...
US20130134094 Methods and Apparatus for Removing Impurities from Water  
Methods and apparatus for removing contaminants from wastewater with a high salinity content are provided. The methods include injecting a flocculant and other agents and mixing it with the...
US20090065736 CHEMICAL MODIFICATION OF MALEATED FATTY ACIDS  
Chemically modified maleated fatty acid compositions and the salts thereof, especially chemically modified tall oil fatty acid containing compositions are useful in formulating corrosion...
US20100288706 METHOD FOR THE PREPARATION OF AT LEAST ONE COMPOUND FROM BLOOD, AND EXTRACTION DEVICE FOR USE IN THE EXECUTION OF SAID METHOD  
Method for the preparation of at least one compound with biological properties from blood, where said method is performed in sealed tubes at a pressure below atmospheric pressure, thereby reducing...
US20120298587 FLUID TREATMENT SYSTEM  
A fluid treatment device and method is proposed for the treatment of a fluid that has components to be separated, such as tailings. The fluid treatment device in one embodiment comprises a motive...
US20050205496 Process and apparatus for treating liquid waste material  
A process for treating liquid waste material, comprises first adding a chemical flocculent to the liquid waste material followed by mixing to promote flocculation. The floc material is...
US20170073254 SYSTEMS AND METHODS FOR REMOVING FINELY DISPERSED PARTICULATE MATTER FROM A FLUID STREAM  
The invention includes methods of removing particulate matter from potash tailings fluid comprising providing an activating material capable of being affixed to the particulate matter, affixing...
US20160159669 REMOVAL OF METALS FROM WASTEWATER  
A method for effecting a comprehensive removal of heavy metals from wastewater in a two stage process in which the wastewater is contacted in a first stage with a source of ferric ions under...
US20150307376 Method for Treating Waste Water Containing Fluorine Component  
A method for removing the fluorine component from waste water which is produced during the manufacturing process of highly reactive polybutene and contains high concentration of fluorine...
US20150284272 Divalent Ion Removal From Monoethylene Glycol-Water Streams  
A system and process for the removal of divalent ions from a MEG-water stream are presented. The system includes a chemical treatment tank that receives the MEG-water stream, means for...
US20120067825 EFFICIENT METHODS FOR OPERATION WITH HIGH PRESSURE LIQUIDS  
Methods for more efficiently carrying out various operations through the use of pressure transfer between streams. The methods are applicable for use in conjunction with a wide range of processes...

Matches 51 - 99 out of 99 < 1 2