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Earth boring, well treating, and oil field chemistry March listing by industry category 03/09

20090082227 - Application of anaerobic denitrifying bacteria utilizing petroleum components as sole carbon source for oil: The invention describes application of pure culture microbial strains under denitrifying conditions for growth on crude oil thereby modifying crude oil properties to enhance its recovery.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20090082229 - Process for drying boron-containing minerals and products thereof: Processes for the rapid and efficient drying of boron-containing compounds, in particular boron-containing minerals and ores, are described, as well as the products which result from such processes. The process comprises the steps of providing a boron-containing material; introducing the boron-containing material into a pre-heated furnace; heating the boron-containing material... Agent: Locke Lord Bissell & Liddell LLP Attn:IPDocketing

20090082228 - Viscosity reduction: A well treatment fluid and method uses an organic peroxide. An activator embodiment can lower an effective concentration of the peroxide to break the fluid. A weight ratio of activator:organic peroxide can be at least about 1:20 in one well treatment fluid embodiment. A peroxyester breaker embodiment can be used... Agent: Schlumberger Technology Corporation David Cate

20090082231 - Method of producing proppants from glass spheres: The invention is directed to enhancement of the effectiveness of the proppant as a result of increasing its strength, providing high permeability of the layer of proppant in the well. This result is achieved in that in the method of producing proppant from glass spheres, comprising preparing a melt of... Agent: Westman Champlin & Kelly, P.A.

20090082230 - Well treatment fluids containing nanoparticles and methods of using same: An aqueous-based well treatment fluid containing an additive having a median particle size less than 1 micron is suitable for use in a wide variety of well treatment applications including use as a drill-in fluid, thermal insulating fluid, spacer or fluid loss control additive. The fluid may consist of a... Agent: John Wilson Jones Jones & Smith, LLP

20090075844 - Method and composition for controlling inorganic fluoride scales: The productivity of hydrocarbons from hydrocarbon-bearing calcareous or siliceous formations is enhanced by contacting the formation with a well treatment composition which contains a hydrofluoric acid source, a boron containing compound and a phosphonate acid, ester or salt thereof.... Agent: Jones & Smith , LLP

20090075845 - Degradable polymers for wellbore fluids and processes: A viscosifying agent for wellbore fluids is described including a polymer polymerized using at least two pre-polymers “A” and “B”, the polymer being capable of essentially fully degrading into soluble fragments after the initiation of a breaking process.... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20090075846 - Compositions for treating a well penetrating a subterranean formation and uses thereof: Fluid producing wells may be treated with a water-in-oil emulsion for the removal or inhibition of unwanted solid particulates, including pipe dope, asphaltenes and paraffins. Such emulsions are of particular applicability in the displacement of oil base drilling muds and/or residues from such muds from producing wells. The water-in-oil emulsions... Agent: Jones & Smith , LLP

20090075847 - Drilling fluid lubricant and method of use: A method for increasing drilling rates by reducing torque and drag in hostile environments such as high pressure, high temperature, and horizontal wells is provided by adding chemically and thermally inert spherical carbon beads to the drilling fluid.... Agent: Cook Alex Ltd

20090075848 - Environmentally compatible defoaming composition for use in fluids: Defoaming compositions for reducing the amount of gas present in a fluid such as a cement composition are provided. In an embodiment, a defoaming composition includes a carboxylic acid compound or an ester of a carboxylic acid compound; an alpha olefin compound; and an alcohol compound.... Agent: Cantor Colburn, LLP

20090069201 - Method of culturing unicellular organisms: The invention provides a method of producing a culture of subterranean microorganisms, said method comprising: obtaining a sample of pressurized fluid from a subterranean reservoir; while maintaining said sample under pressure transferring it into a fermentation reactor; and incubating said sample in said reactor under elevated pressure.... Agent: Ballard Spahr Andrews & Ingersoll, LLP

20090069202 - Corrosion inhibition compositions and methods for using the same: Compositions and methods are described for inhibiting corrosion of corrodible metals present in contact with water in cooling water and other water storage systems. The compositions include concentrated stannous salts and agents to solubilize such salts.... Agent: Perkins Coie LLP

20090062153 - Enzyme enhanced oil/gas recovery (eeor/eegr) using non-gel hydraulic fracturing in hydrocarbon producing wells: The present application describes enhanced recovery of oil and/or other hydrocarbons in a subterranean formation such that oil and/or hydrocarbons are released by a hydraulic fracturing process with a non-gel hydraulic fracturing fluid that comprises an oleophilic enzyme thereby forming a non-gel hydraulic fracturing fluid enzyme composition which is injected... Agent: Guerry Leonard Grune

20090062154 - Proppants and anti-flowback additives made from sillimanite minerals, methods of manufacture, and methods of use: Spherical and rod-shaped proppants and anti-flowback agents made from sillimanite minerals possess high strength and high conductivity. The sillimanite minerals may be selected from the group consisting of kyanite, sillimanite, and andalusite and may be used alone or in combination with other materials, such as bauxite, kaolin, meta-kaolin, pure or... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090062155 - Use of fluorocarbon surfactants to improve the productivity of gas and gas condensate wells: The present invention includes composition having a nonionic, fluorinated polymeric surfactant, water and solvent. Embodiments of compositions according to the present invention are useful, for example, for recovering hydrocarbons from subterranean elastic formations.... Agent: Chalker Flores, LLP

20090062156 - Methods of treating a subterranean formation including a biocidal treatment: A method of treating a subterranean formation including with a bactericidal fluid is provided. The method comprises the steps of: (a) continuously mixing to obtain a stream of a treatment fluid: (i) a base fluid comprising water; (ii) an aqueous solution comprising a hypochlorite having a pH equal to or... Agent: Robert A. Kent

20090062157 - Methods and compositions related to the degradation of degradable polymers involving dehydrated salts and other associated methods: Methods are included herein that include a method comprising: providing a degradable particulate comprising a degradable polymer matrix and an dehydrated salt; and placing the degradable particulate in a subterranean formation. Other methods and compositions are provided as well.... Agent: Robert A. Kent

20090062158 - Rheology modifying agents and methods of modifying fluid rheology use in hydrocarbon recovery: A method of modifying the rheological properties of a fluid include adding to the fluid at least one polymer that is the reaction product of at least one water soluble, allyic monomer and at least one structure inducing agent. The polymer is adapted to increase the viscosity of the fluid... Agent: Bartony & Hare, LLP