Earth boring, well treating, and oil field chemistry inventions 07/08

20080182761 - Fracture acidizing method utilitzing reactive fluids and deformable particulates: The productivity of sandstone or carbonate formations is enhanced by contacting the formation with a deformable particulate and a HF-containing acidizing solution. The deformable particulates create a partial monolayer in the formation while the HF-containing acidizing solution differentially etches the rock around the deformable particulate. The surface of the formation... Agent: Jones & Smith , LLP

20080182762 - Rheology controlled heterogeneous particle placement in hydraulic fracturing: A method of treating a subterranean formation penetrated by a wellbore includes preparing a treatment fluid with shear thinning, non-monotonic rheological properties, injecting the treatment fluid into the subterranean formation, and inducing shear rate softening phase transition in the treatment fluid. The non-monotonic rheology properties can be such that in... Agent: Schlumberger Technology Corporation David Cate

20080182763 - Pumpable multiple phase compositions for controlled release applications downhole: Pumpable multiple phase vesicle compositions carry agents and components downhole or through a conduit, and controllably releasing them at a different place and time by breaking the compositions. In one non-limiting embodiment the pumpable multiple phase vesicles have a third phase containing a first phase which bears the agent to... Agent: Madan, Mossman & Sriram, P.C.

20080182764 - Wellbore servicing compositions and methods of using same: A method of servicing a wellbore in contact with a subterranean formation, comprising placing into a wellbore a composition comprising a calcium aluminate cement and a polyvalent cation-containing compound, and allowing the composition to set. A method of increasing the thickening time of a calcium aluminate cement comprising contacting the... Agent: Craig W. Roddy Halliburton Energy Services

20080182765 - Aluminum silicate proppants, proppant production and application methods: This invention relates to the oil and gas production industry and can be used for preventing fracture closing during fracturing of producing oil layers. Proppant comprising baked feedstock grains, with the difference that a burden material comprising silicon oxide and aluminum oxide at the aluminum oxide content of not less... Agent: Schlumberger Technology Corporation David Cate

20080176770 - Compositions and methods for breaking a viscosity increasing polymer at very low temperature used in downhole well applications: A composition for treating a portion of a wellbore or a portion of a subterranean formation is provided, the composition comprising: (a) water; (b) a source of hydrogen peroxide, and (c) an activator for the source of hydrogen peroxide; wherein the pH of the composition is adjusted to be within... Agent: Robert A. Kent

20080176771 - Compositions for increasing gas production from a subterranean formation: Exemplary embodiments provide treatment fluids for treating a subterranean formation to improve gas production therefrom. Exemplary embodiments of the treatment fluids comprise a base fluid and a cationic polyorganosiloxane, wherein the cationic polyorganosiloxane comprises at least two cationic quaternary ammonium groups.... Agent: Robert A. Kent

20080176772 - Process for recovering residual oil employing alcohol ether sulfonates: A method of recovering crude oil from a subterranean hydrocarbon containing formation which comprises (a) injecting into said formation an aqueous solution containing an effective amount alkali metal, alkaline-earth or ammonium salts of alcohol ether sulfonates derived from unsaturated alcohol ethers, and (b) displacing said solution into one or more... Agent: Paul D. Berger C/o Oct

20080176773 - Well treatment fluid containing viscoelastic surfactant and viscosification activator: A well treatment fluid contains a viscoelastic surfactant and a viscosification activator. The viscosification activator enhances the viscosity of the well treatment fluid in contrast to a treatment fluid that does not contain a viscosification activator.... Agent: Jones & Smith , LLP

20080171669 - Method and composition for removing filter cake from a horizontal wellbore using a stable acid foam: A composition and method for removing a filter cake from a horizontal wellbore in a subterranean formation using a composition containing a inorganic or organic acidic material, a cationic fluorocarbon surfactant, an alkyl alcohol, water optionally containing ammonium chloride and at least one of an alkyl polyglycoside and a betaine... Agent: Ryan N. Cross I.p. Legal

20080171670 - Oil base fluids and organophilic tannin-containing compositions to lower the fluid loss thereof: The invention provides a fluid loss control additive for oleaginous liquids and oleaginous wellbore fluids containing the additive. The additive is the reaction product of a tannin compound, a polyamidoamine, a commercial lecithin, and an acid. The preferred tannins are derived from quebracho and wattle trees. The preferred acid is... Agent: Roy F. House

20080171671 - Use of ethoxylated amidoamines as emulsifiers in drilling fluids: e

20080171672 - Method and composition for enhanced hydrocarbons recovery: A method of treating a hydrocarbon containing formation is described. The method includes providing a hydrocarbon recovery composition to the hydrocarbon containing formation. The hydrocarbon recovery composition includes a branched internal olefin sulfonate having an average carbon number of at least 15 and an average number of branches per molecule... Agent: Shell Oil Company

20080171673 - Compositions comprising sorel cements and oil based fluids: A wellbore servicing composition comprising a metal oxide, a soluble salt, a surfactant and an oleaginous fluid. A wellbore servicing composition comprising magnesium oxide, a chloride or phosphate salt, an organophilic surfactant and an oleaginous fluid. A wellbore servicing composition comprising magnesium oxide, magnesium chloride, an organophilic surfactant, water and... Agent: Craig W. Roddy Halliburton Energy Services

20080171674 - Compositions comprising quaternary material and sorel cements: A wellbore servicing composition comprising a metal oxide, a soluble salt and a viscosifier wherein the viscosifier comprises a quaternary amide, a quaternary amide ester, or combinations thereof. A wellbore servicing composition comprising magnesium oxide, a chloride or phosphate salt and a quaternary material. A wellbore servicing composition comprising magnesium... Agent: Craig W. Roddy Halliburton Energy Services

20080167203 - Additive for reducing torque on a drill string: A method of reducing the torque of a drill string used in drilling a subterranean well that includes injecting into the drilling fluid a composition including a base fluid and a polymer coated colloidal solid material. The polymer coated colloidal solid material includes: a solid particle having an weight average... Agent: Legal Dept.,IPGroup M-i L.L.C.

20080167204 - Process for enhancing fluid hydration: A method of enhancing hydration of a hydratable material is described, including providing an aqueous composition including a hydratable material, and supplying energy to the aqueous composition using a cavitation device.... Agent: John W. Wustenberg

20080167205 - Additive for viscoelastic fluid: Composition and method for shortening the shear recovery time of cationic, zwitterionic, and amphoteric viscoelastic surfactant fluid systems by adding an effective amount of a co-gelling agent selected from triblock oligomeric compounds having hydrophilic (for example polyether) and hydrophobic (for example alkyl) portions. The co-gelling agent also increases fluid viscosity... Agent: Schlumberger Technology Corporation David Cate

20080161207 - Subterranean treatment fluids comprising viscoelastic surfactant gels: Among many things, in some embodiments, improved viscoelastic surfactant gels that comprise non-aqueous tackifying agents, and their associated methods of use, are provided. In one embodiment, the methods comprise: providing a treatment fluid that comprises an aqueous base fluid, a non-aqueous tackifying agent, and a viscoelastic surfactant; and introducing the... Agent: Robert A. Kent

20080161208 - Networked polymeric gels and use of such polymeric gels in hydrocarbon recovery: A composition includes water having a salinity of at least 1 ppt, at least one hydrophilic polymer containing primary (—NH2) and/or secondary (—NHR) amine groups and at least one saccharide containing a reducible function. A method of changing the permeability of a subterranean formation includes the step of injecting into... Agent: Bartony & Hare, LLP

20080161209 - Fluid loss control in viscoelastic surfactant fracturing fluids using water soluble polymers: Water soluble uncrosslinked polysaccharides may be fluid loss control agents for viscoelastic surfactant (VES) fluids used for stimulation (e.g. fracturing) or well completion in hydrocarbon recovery operations. The VES fluid may further include proppant or gravel, if it is intended for use as a fracturing fluid or a gravel packing... Agent: Madan, Mossman & Sriram, P.c.

20080161210 - Subterranean treatment fluids comprising viscoelastic surfactant gels: Among many things, in some embodiments, improved viscoelastic surfactant gels that comprise non-aqueous tackifying agents, and their associated methods of use, are provided. In one embodiment, the methods comprise: providing a treatment fluid that comprises an aqueous base fluid, a non-aqueous tackifying agent, and a viscoelastic surfactant; and introducing the... Agent: Robert A. Kent

20080161211 - Subterranean treatment fluids, friction reducing copolymers, and associated methods: Methods of treating a portion of a subterranean formation comprising: providing an aqueous treatment fluid comprising an aqueous fluid and a friction reducing copolymer that comprises acrylamide and 2-(2-ethoxyethoxy)-ethyl acrylate and introducing the aqueous treatment fluid into the portion of the subterranean formation. Methods of fracturing a subterranean formation comprising:... Agent: Robert A. Kent Halliburton Energy Services, Inc.

20080161212 - Dual-function additives for enhancing fluid loss control and stabilizing viscoelastic surfactant fluids: Among many things, in some embodiments, dual-function additives that enhance fluid loss control and the stability of viscoelastic surfactant fluids, and their associated methods of use in subterranean formations, are provided. In one embodiment, the methods comprise: providing a viscoelastic surfactant fluid that comprises an aqueous base fluid, a viscoelastic... Agent: Robert A. Kent