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| Number | Title | Issue Date |
| 7300973 | Composition for recovering hydrocarbon fluids from a subterranean reservoir A composition comprising expandable cross linked polymeric microparticles having an unexpanded volume average particle size diameter of from about 0.05 to about 10 microns and a cross linking agent content of about 6,000 to less than about 9,000 ppm of labile cross ... | 11/27/2007 |
| 7300551 | Paper machine belt conditioning system, apparatus and method A belt conditioning method, apparatus and paper machine employing the method and apparatus are provided. The belt method and apparatus include multiple conditioning devices using chemicals to condition water impermeable surfaces of paper machine belts, such as trans... | 11/27/2007 |
| 7291695 | Stable wet strength resin A method of stabilizing an aqueous solution of polyaminoamide-epichlorohydrin resin comprising adjusting the pH of the solution to less than about 3 with strong acid and then adding to the solution a weak acid in a mole ratio of total protons available from the weak... | 11/06/2007 |
| 7282136 | Method of dispersing hydrocarbon foulants in hydrocarbon processing fluids A method of dispersing, dissolving, or reducing the viscosity of hydrocarbon foulants including heavy oil, tars, asphaltenes, polynuclear aromatic hydrocarbons, coke, polymers, light oil, oxidized hydrocarbon and thermal decomposition products, and the like in fluid... | 10/16/2007 |
| 7279513 | Preparation of neutralized ethylene-acrylic acid polymer dispersions and use in printing media for improvement of digital toner adhesion Aqueous dispersions comprising one or more ethylene-acrylic acid polymers and an effective dispersing amount of one or more N,N-dialkylalkanolamines are useful for preparing substrates for use in electrophotographic or digital offset printing processes. ... | 10/09/2007 |
| 7252096 | Methods of simultaneously cleaning and disinfecting industrial water systems On-Line and Off-Line methods of simultaneously cleaning and disinfecting an industrial water system are described and claimed. The methods involve the addition to the water of the industrial water system of a Compound selected from the group consisting of the alkali... | 08/07/2007 |
| 7244698 | Viscoelastic surfactant composition having improved rheological properties and method of using for treating subterranean formations A viscoelastic surfactant composition having improved rheological performance comprising one or more quaternized amidoamine surfactants, one or more tertiary amine amides, one or more polymeric acids and one or more electrolytes, viscosified aqueous fluids comprisin... | 07/17/2007 |
| 7229525 | Methods to enhance pulp bleaching and delignification A method to enhance brightness in Chemical and Mechanical pulps comprising adding an organic sulfide chelant is described and claimed. A method to enhance delignification in a Chemical pulp comprising adding an organic sulfide chelant is also described and cl... | 06/12/2007 |
| 7220382 | Use of disulfonated anthracenes as inert fluorescent tracers The use of an isomer of anthracene disulfonic acid as an inert fluorescent tracer is described and claimed. The utility of this type of inert fluorescent tracer in boiler systems to trace unwanted carryover of boiler water into a steam line is also described and cla... | 05/22/2007 |
| 7217779 | Phosphoric ester demulsifier composition A phosphoric ester demulsifier composition prepared by reacting one or more alkylphenol-formaldehyde resin alkoxylates or one or more polyalkylene glycols, or a mixture thereof, with about 0.001 to about 1.0 molar equivalents of one or more phosphorous compounds sel... | 05/15/2007 |
| 7201178 | Continuous chemical feeder and method of use thereof A method of providing a continuous, sequential, and cyclic, if desired, liquid feed to a processor from a plurality of containers, which comprises feeding the liquid from a first of the containers through a first conduit to a reservoir having a float valve, to keep ... | 04/10/2007 |
| 7189327 | Use of anionic copolymers for enhanced recovery of useful coal and potassium chloride from screen bowl centrifuge A method of enhancing the recovery of useful coal or potassium chloride from screenbowl centrifuge separation operations comprising adding to the screenbowl centrifuge, from about 0.005 lbs active polymer/ton dry solids in centrifuge to about 0.70 lbs active polymer... | 03/13/2007 |
| 7182818 | System to produce sugar from plant materials A process system that uses a reduced amount of lime or other base to clarify or purify juice or other process liquid (1) obtained from plant material (2) such as sugar cane, sugar beets, or sweet sorghum. Specifically, apparatus and methods to reduce v... | 02/27/2007 |
| 7179384 | Control of cooling water system using rate of consumption of fluorescent polymer A method to control a cooling water system based on the rate of consumption of fluorescent polymer is described and claimed. The method includes providing a cooling water system and a water treatment product including at least one fluorescent polymer and a fluoresce... | 02/20/2007 |
| 7169236 | Method of monitoring membrane cleaning processes Methods and systems for monitoring and controlling the cleaning of membrane separation systems or processes are provided. The present invention uses detectable amounts of one or more inert fluorescent tracers added to a membrane cleaning process stream to evaluate a... | 01/30/2007 |
| 7154603 | Interchangeable tip-open cell fluorometer Described and claimed is an interchangeable tip-open cell fluorometer comprising a housing and a fluorometric probe tip interchangeably connected to the housing, the probe tip including a probe tip housing defining an open cell and enclosing a probe optical arrangem... | 12/26/2006 |
| 7150793 | Method of reducing materials contained in juice A process system that uses a reduced amount of lime or other base to clarify or purify juice obtained from plant material such as sugar cane, sugar beets, or sweet sorghum. Specifically, apparatus and methods to reduce volatile materials in juice providing a product... | 12/19/2006 |
| 7148351 | Fluorescent monomers and tagged treatment polymers containing same for use in industrial water systems Fluorescent monomers are described and claimed which are synthesized by reacting a substituted or non-substituted naphthalic anhydride with an amine and with a moiety containing a polymerizable group. Such monomers are useful for the preparation of tagged treatment ... | 12/12/2006 |
| 7138472 | High molecular weight polymers containing pendant salicylic acid groups for clarifying bayer process liquors A high molecular weight, water-soluble polymer comprising pendant salicylic acid groups and having a weight average molecular weight of at least about 2,000,000 daltons and use of the polymer for clarifying red mud-containing liquors generated in the Bayer process f... | 11/21/2006 |
| 7115254 | Personal care compositions containing N,N-diallyldialkylammonium halide/N-vinylpyrrolidone polymers A cosmetically acceptable composition comprising about 0.01 to about 40 weight percent, based on polymer solids, of a stable solution of a cationic copolymer composed of about 1 to about 99 mole percent diallyl-N,N-disubstituted ammonium halide and about 99 to about... | 10/03/2006 |
| 7108800 | Method for preventing the agglomeration or generation of dust from a particulate material comprising coal A method of preventing the generation of dust or agglomeration of particulate material comprising coal by applying to the particulate material a mixture of from about 45 to about 90 weight percent of glycerin, from about 5 to about 50 weight percent of water, about ... | 09/19/2006 |
| 7095500 | Interchangeable tip-open cell fluorometer Described and claimed is an interchangeable tip-open cell fluorometer comprising a housing and a fluorometric probe tip interchangeably connected to the housing, the probe tip including a probe tip housing defining an open cell and enclosing a probe optical arrangem... | 08/22/2006 |
| 7087174 | Enhanced recovery of useful coal, potassium chloride and borax from screen bowl centrifuge A method of enhancing the recovery of useful coal or potassium chloride or borax from screenbowl centrifuge separation operations comprising adding to the screenbowl centrifuge, from about 0.03 lbs active polymer/ton dry solids in centrifuge to about 0.70 lbs active... | 08/08/2006 |
| 7081183 | Method of deresinating pulp using alkyl alcohol alkoxylate surfactants This invention is a method of reducing the resin content of chemical pulps comprising heating wood chips in an aqueous alkaline medium in the presence of an effective deresinating amount of an alkyl alcohol alkoxylate of formula RO[(CH2CHCH3O) | 07/25/2006 |
| 7067106 | Aluminum hydroxide, made via the bayer process, with low organic carbon A composition of matter which is aluminum hydroxide, produced using the Bayer Process, wherein the aluminum hydroxide produced has a Total Organic Carbon of less than about 0.5 milligrams Total Organic Carbon/gram aluminum hydroxide. ... | 06/27/2006 |
| 7060136 | Method of monitoring membrane cleaning processes Methods and systems for monitoring and/or controlling the cleaning of membrane separation systems or processes are provided. The present invention utilizes measurable amounts of inert fluorescent tracer(s) added to a membrane cleaning process stream to evaluate and/... | 06/13/2006 |
| 7057050 | Imidazoline corrosion inhibitors This invention provides a series of novel acrylated, substituted imidazoline corrosion inhibitors of the formula: wherein R1 is an alkyl radical having from 2 to 8 carbon atoms; R2 is a radical de... | 06/06/2006 |
| 7053127 | Quaternized amido cyclic amine surfactant A quaternary surfactant comprising a cyclic diamine group, compositions comprising the quaternized amido cyclic amine surfactant, a gelled aqueous composition comprising the quaternized amido cyclic amine surfactant, use of the gelled aqueous well treatment applicat... | 05/30/2006 |
| 7048826 | Method for targeted application of performance enhancing materials to a creping cylinder A method for target application of a Performance Enhancing Material to a creping cylinder in order to improve a tissue making operation is described and claimed. The method involves dividing the creping cylinder into Zones and then applying the desired Performance E... | 05/23/2006 |
| 7041707 | Polyether polyesters having anionic functionality Polyester compositions and methods of producing and using same are provided. The polyester compositions at least include an anionic diacid monomer or diester monomer thereof and a polyether. The polyester compositions of the present invention can be effectively util... | 05/09/2006 |
| 7008618 | Water soluble monomers and polymers for protecting substrates from ultraviolet light A UV-protective composition for treating substrates comprising one or more water-soluble, cationic, UV-absorbing polymers, wherein the cationic, UV-absorbing polymers are prepared by polymerizing one or more vinyl, allyl or acrylic monomers with one or more vinyl or... | 03/07/2006 |
| 7005087 | Composition and method for preventing fouling in (meth)acrylic acid processes A composition comprising aminoalkyl imidazoline or alkyl-substituted succinimide antifoulants or mixtures thereof, and use of aminoalkyl imidazolines and alkyl-substituted succinimides to prevent fouling in (meth)acrylic acid manufacturing processes and processes in... | 02/28/2006 |
| 6984705 | Composition and method for recovering hydrocarbon fluids from a subterranean reservoir A composition comprising expandable cross linked polymeric microparticles having an unexpanded volume average particle size diameter of from about 0.05 to about 10 microns and a cross linking agent content of from about 9,000 to about 200,000 ppm of labile cross lin... | 01/10/2006 |
| 6984710 | Alkoxylated alkylphenol-formaldehyde-diamine polymer An alkoxylated alkylphenol-formaldehyde-diamine polymer prepared by alkoxylating an alkylphenol-formaldehyde-diamine polymer and use of the alkoxylated alkylphenol-formaldehyde-diamine polymer to resolve water-in-oil emulsions, especially emulsions of water in crude... | 01/10/2006 |
| 6966213 | Rapid method for detecting leaks of hydraulic fluids in production plants A method of detecting and compensating for leakage of hydraulic fluids in a production plant, is described and claimed. The method requires two tracer materials, each with its own separate and uniquely detectable fluorescent signal. One of the tracer materials is us... | 11/22/2005 |
| 6964691 | Method of preparing a synthetic fuel from coal A method of preparing a synthetic fuel from coal comprising applying to the coal an aqueous emulsion of one or more reactive polymers and thoroughly mixing the coal to yield a complete reaction of the coal with the reactive polymers, wherein the reactive polymers ar... | 11/15/2005 |
| 6964940 | Method of preparing quaternized amidoamine surfactants This invention is a method of preparing a quaternized amidoamine surfactant comprising reacting an amidotertiaryamine of formula with methyl halide and alkylene oxide, an aqueous quaternized amidoamine surfactant composition, a gelled aqueous composition comprising ... | 11/15/2005 |
| 6945261 | Apparatuses, systems and processes for surface cleaning Described and claimed are apparatuses and systems for surface cleaning comprising a pump and an applicator connected to the pump through which one or more cleaning agents can be applied to the surface at an operating pressure that is about 600 PSI or less and an ope... | 09/20/2005 |
| 6942782 | Method and apparatus for measuring deposit forming capacity of fluids using an electrochemically controlled pH change in the fluid proximate to a piezoelectric microbalance A method and apparatus for measuring the deposit forming propensity of a continuously flowing fluid having a bulk pH of about 1 to about 12 comprising measuring the rate at which deposit forms on a quartz crystal microbalance having a top side comprising a working e... | 09/13/2005 |
| 6926832 | Method of using water soluble polymers in a membrane biological reactor A method of conditioning mixed liquor in a membrane biological reactor comprising adding to the mixed liquor an effective coagulating and flocculating amount of one or more water soluble cationic, amphoteric or zwitterionic polymers, or combination thereof and metho... | 08/09/2005 |
