258 85 http://www.patentstorm.us/ http://www.patentstorm.us/images/logo.gif http://www.patentstorm.us/rss/class/applications/rss-507.xml Recent patent applications filings in USPTO Class 507 Earth boring, well treating, and oil field chemistry. Thu, 9 Feb 2012 15:03:42 patents@patentstorm.us en http://www.patentstorm.us/applications/20120035086/description.html

Application Number:  20120035086

Publication Date:  2012-02-09

Inventors:  Frost, Keith A.; Cassidy, Juanita M.

Methods of inhibiting the corrosion of a metal surface contacted by an aqueous acid solution. The methods combine a corrosion inhibiting composition with the aqueous acid solution, wherein the corrosion inhibiting composition comprises a reaction product of an alpha,beta-unsaturated ketone with a primary or secondary amine. The metal surface is then contacted with the aqueous acid solution comprising the corrosion inhibiting composition, thereby inhibiting corrosion ...
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Application Number:  20120035085

Publication Date:  2012-02-09

Inventors:  Sanner, Todd; Holtmyer, Marlin; Parnell, Earl; Philpot, David; Zelenev, Andrei; Gilzow, Gydeon; Champagne, Lakia; Sifferman, Thomas

A method of preparing and using a drag-reducing composition in a well treatment operation includes the step of preparing the drag-reducing composition by mixing a polymer emulsion that includes a first surfactant and a first solvent, with a second surfactant and a second solvent. The method continues with the step of combining the drag-reducing composition with an aqueous treatment fluid. The method further includes the step of injecting the drag-reducing composition and aqueous treatment fluid ...
]]> 20120035085 http://www.patentstorm.us/applications/20120031613/description.html

Application Number:  20120031613

Publication Date:  2012-02-09

Inventor:  Green, John W.

Articles and methods utilizing radiation susceptible materials are provided herein. In one aspect, a proppant, a treatment fluid, or both, may comprise a radiation susceptible material. In another aspect, a method is provided comprising disposing in a formation fracture, a proppant and/or a treatment fluid that comprises a radiation susceptible material, irradiating the radiation susceptible material with neutrons, measuring gamma-radiation emitted from the radiation susceptible material in a ...
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Application Number:  20120028856

Publication Date:  2012-02-02

Inventors:  Bazin, Brigitte; Argillier, Jean-Francois; Gateau, Patrick; Adam, Hervé; Herzhaft, Benjamin; Labarre, Dominique; Wilson, James

The invention relates to a copolymer having:

• • A) at least one monomer unit a) derived from at least one ethylenically unsaturated aliphatic monocarboxylic or polycarboxylic acid, a corresponding anhydride, or a corresponding water-soluble salt;
  • B) at least one monomer unit b) derived from a particular ...
    ]]> 20120028856 http://www.patentstorm.us/applications/20120028855/description.html
  • Application Number:  20120028855
  • Publication Date:  2012-02-02
  • Inventor:  MILLER, Richard F.
  A method of using water-based drilling fluid in a subterranean formation containing shale which swells in the presence of water by circulating a water-based drilling fluid into the formation. The drilling fluid is made of an aqueous based continuous phase, a weighting material, and a shale hydration inhibition agent (SHIA) comprising deep eutectic solvents (DES) formed by the reaction of a first compound comprising an ammonium compound, and a second compound comprising at least one of amides, ...
  ]]> 20120028855 http://www.patentstorm.us/applications/20120028854/description.html
• Application Number:  20120028854
• Publication Date:  2012-02-02
• Inventor:  Lamrani-Kern, Samia

The disclosure relates to a drilling fluid having a viscosity at 40° C. less than or equal to 2.5 mm²/s and having a vapor pressure at 100° C. less than or equal to 10 mBars (1 KPa) obtained from a hydrocarbon fraction having a distillation temperature of 200 to 280° C. and a naphthene hydrocarbon content of less than 40 wt % of the ...
]]> 20120028854 http://www.patentstorm.us/applications/20120028853/description.html

Application Number:  20120028853

Publication Date:  2012-02-02

Inventor:  MASIKEWICH, JAMES D.

Well fluids and well fluid additives comprising a blend of guar gums of various viscosities, methods of making and using such fluids and additives, and methods of operating a well using such fluids and/or ...
]]> 20120028853 http://www.patentstorm.us/applications/20120027697/description.html

Application Number:  20120027697

Publication Date:  2012-02-02

Inventor:  Deo, Namita

This disclosure relates to plant extracts selected from Bacopa plant extracts, Centella plant extracts, Jatropha plant extracts, Aegle plant extracts, Terminalia plant extracts, Phyllanthus plant extracts, Spilanthes plant extracts, and mixtures thereof; compositions containing plant extracts selected from Bacopa plant extracts, Centella plant extracts, Jatropha plant extracts, Aegle plant extracts, Terminalia ...
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Application Number:  20120024529

Publication Date:  2012-02-02

Inventors:  van Zanten, Ryan; Ezell, Ryan G.

A method comprises providing a treatment fluid having a first viscosity comprising an aqueous base fluid; a viscoelastic surfactant; and a stimuli-responsive water-soluble polymer; introducing the treatment fluid into a subterranean formation; and allowing the treatment fluid viscosity to change to a second viscosity in response to a ...
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Application Number:  20120024525

Publication Date:  2012-02-02

Inventors:  Svarczkopf, Timothy C.; Weaver, III, Dalton R.; Bender, Jon M.; Strickler, Jesse J.

Methods of processing a fluid recovered from an oil or gas extraction operation for reuse in a hydraulic fracturing fluid are described. The methods include providing an amount of a produced fluid composition containing iron and suspended solids and controlling at least one of the conductivity, iron content, oxidative strength, and pH of the composition, such that Fenton's reagent is formed in situ. Also described are hydraulic fracturing fluids produced using fluid recovered from an oil or gas ...
]]> 20120024525 http://www.patentstorm.us/applications/20120018226/description.html

Application Number:  20120018226

Publication Date:  2012-01-26

Inventors:  Nzeadibe, Kingsley Ihueze; Perez, Gregory Paul

An inhibitive water-based polymer mud system and method for using the system in drilling and in stabilizing wellbores is disclosed for use in water sensitive formations as an alternative to oil-based muds. The system comprises a fresh water or salt water base thinned or dispersed with a water soluble, biodegradable polyamide-based copolymer having at least one grafted side chain formed from ethylenic unsaturated compounds. This system is effective and has stable rheology over a broad pH range, ...
]]> 20120018226 http://www.patentstorm.us/applications/20120018162/description.html

Application Number:  20120018162

Publication Date:  2012-01-26

Inventors:  TANGUAY, Christopher; KUMAR, Rajesh

A proppant comprises a particle and a polyamide imide coating disposed on the particle. A method of forming the proppant comprises the steps of providing the particle, providing the polyamide imide coating, and coating the particle with the polyamide imide ...
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Application Number:  20120018159

Publication Date:  2012-01-26

Inventors:  Becker, Harold L.; Gupta, D. V. Satyanarayana; Venugopal, Rupa; Brown, James Michael

Disclosed is a method of rapidly hydrating a hydratable polymer, which method involves irradiating with radio frequency electromagnetic radiation, a mixture of at least the polymer and an aqueous hydrotreating medium to form a viscosified mixture of at least aqueous hydrotreating medium and hydrated polymer. Related methods of treating a subterranean formation and continuously hydrotreating a subterranean formation are also ...
]]> 20120018159 http://www.patentstorm.us/applications/20120015852/description.html

Application Number:  20120015852

Publication Date:  2012-01-19

Inventors:  Cardenas, Antonio Enrique; Clark, David E.; Quintero, Lirio

Nanomaterial compositions are useful for applications in drilling and completion fluids as enhancers of electrical and thermal conductivity, emulsion stabilizers, wellbore strength improvers, drag reduction agents, wettability changers, corrosion coating compositions and the like. These nanomaterials may be dispersed in the liquid phase in low volumetric fraction, particularly as compared to corresponding agents of larger size. Nanofluids (fluids containing nano-sized particles) may be used to ...
]]> 20120015852 http://www.patentstorm.us/applications/20120012326/description.html

Application Number:  20120012326

Publication Date:  2012-01-19

Inventors:  Gupta, D.V. Satyanarayana; Darby, John Gregory; Shen, Dong

Shaped particulates which have been compressed from a composite of a well treatment agent and adsorbent in a matrix may be introduced into horizontal or deviated oil or gas wells. The well treatment agent of the shaped pellets may be used to prevent and/or control the formation of deposits in a production ...
]]> 20120012326 http://www.patentstorm.us/applications/20120012311/description.html

Application Number:  20120012311

Publication Date:  2012-01-19

Inventors:  Brodt, Gregor; Oetter, Günter; Guzmann, Marcus; Petrovic, Susanne; Münster, Ingo; Huff, Jüergen; Kühnle, Angelika

Use of a mixture comprising a surfactant and a cosurfactant in the form of an aqueous solution for flooding underground deposits of hydrocarbons for mobilizing and recovering the hydrocarbons from the underground deposits, the cosurfactant being a substance or a group of substances selected from the following list:

• • an amphiphilic comb polymer ...
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