Patents Represented by Attorney The Morris Law Firm, P.C.
  • Patent number: 8273689
    Abstract: Lubricants and drilling fluid systems comprising lubricants which form a coherent lubricating film on metal equipment, thereby prolonging equipment life even under a wide variety of conditions, including high temperature and/or high pressure conditions.
    Type: Grant
    Filed: March 3, 2004
    Date of Patent: September 25, 2012
    Assignee: Baker Hughes Incorporated
    Inventors: Michael J. Otto, James E. Norfleet, Dennis K. Clapper, Kalyan C. Singamshetty
  • Patent number: 8273138
    Abstract: Liquid fuel compositions comprising one or more C4+ compounds derived from a water-soluble oxygenated hydrocarbon.
    Type: Grant
    Filed: April 28, 2010
    Date of Patent: September 25, 2012
    Assignees: Shell Oil Company, Virent, Inc
    Inventors: Joanna Margaret Bauldreay, Paul George Blommel, Randy Douglas Cortright, Richard John Price
  • Patent number: 8034749
    Abstract: Use of aerogels reduce the density of system fluids useful during drilling operations and system fluids comprising aerogels.
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: October 11, 2011
    Assignee: Baker Hughes Incorporated
    Inventors: Charles W. Alsobrook, Thomas A. Jones
  • Patent number: 8030389
    Abstract: A thermal insulation composition comprising: aqueous base; one or more primary viscosifier comprising a quantity of clay; and, an amount of one or more polymeric viscosifier comprising sulfonate moiety.
    Type: Grant
    Filed: September 12, 2006
    Date of Patent: October 4, 2011
    Assignee: Baker Hughes Incorporated
    Inventors: Mohammad Tej, David B. Young, John B. Trenery, Michael A. Jarrett, Floyd Harvey, Marvin L. Pless
  • Patent number: 7977280
    Abstract: A process for minimizing breaking of an emulsion type drilling fluid system comprising one or more fibrous lost circulation material, the process comprising: determining the water retention value of one or more candidate fibrous lost circulation materials; and, formulating the emulsion type drilling fluid system to comprise fibrous lost circulation material consisting of one or more of the candidate fibrous lost circulation materials having a water retention value of about 1 or less.
    Type: Grant
    Filed: April 8, 2008
    Date of Patent: July 12, 2011
    Assignee: Baker Hughes Incorporated
    Inventor: Michael A. Jarrett
  • Patent number: 7977281
    Abstract: Methods for minimizing the amount of graphite particles used during drilling operations, the methods comprise performing drilling operations using a drilling fluid system having effective rheological and fluid loss control properties, the drilling fluid system comprising a mixture of graphite particles having an effective particle size distribution.
    Type: Grant
    Filed: March 31, 2009
    Date of Patent: July 12, 2011
    Assignee: Baker Hughes Incorporated
    Inventors: William S. Halliday, David W. Schwertner, S. Dwight Strickland
  • Patent number: 7867382
    Abstract: A process for removing contaminants and breaking emulsions in a feedstream comprising a crude source composition comprising unconventional or opportunity crude oil, the process comprising: providing the feedstream comprising the crude source composition comprising unconventional or opportunity crude oil, the feedstream comprising an emulsion comprising one or more contaminants, a salt content, and a water content; and, contacting the feedstream directly with one or more mesopore structured materials and one or more demulsifiers under conditions effective to separate a majority of the water content, the salt content, and the one or more contaminants from the feedstream, thereby breaking the emulsion and producing a purified hydrocarbon phase.
    Type: Grant
    Filed: March 19, 2010
    Date of Patent: January 11, 2011
    Inventor: Charlotte Droughton
  • Patent number: 7749943
    Abstract: Latex additives, methods for treating latex additives, drilling fluid systems, and lost circulation pills comprising the latex additives, the latex additive comprising latex particles having a particle size distribution before aging comprising an average particle diameter of about 1 micron or less; and a quantity of one or more water soluble oxygenated organic molecules comprising two or more oxygen atoms effective to maintain substantially the same particle size distribution before and after freezing the latex additive.
    Type: Grant
    Filed: November 21, 2005
    Date of Patent: July 6, 2010
    Assignee: Baker Hughes Incorporated
    Inventors: Tao Xiang, Dennis K. Clapper
  • Patent number: 7749945
    Abstract: An invert emulsion fluid system and a method of performing petroleum recovery operations using an invert emulsion fluid system.
    Type: Grant
    Filed: September 18, 2007
    Date of Patent: July 6, 2010
    Assignee: Baker Hughes Incorporated
    Inventor: Tao Xiang
  • Patent number: 7651980
    Abstract: A method and drilling fluid system for providing filtration control during drilling operations using a drilling fluid system comprising water soluble polymer comprising acrylamide monomer, the method comprising: providing a drilling fluid system having effective rheological properties, the drilling fluid system comprising aqueous base consisting essentially of freshwater, a quantity of from about 21 to 58 kg/m3 (7.5 to about 20 pounds per barrel) plugging agent, and an amount of bridging agent comprising water soluble polymer comprising acrylamide monomer which exhibits a 5% by weight Brookfield viscosity in freshwater of from about 50 cP to about 100 cP, and; contacting a subterranean formation with the drilling fluid system and maintaining effective filtration control at concentrations of about 10,000 ppm or less monovalent salt, as demonstrated in the laboratory by producing a HPHT filtrate of 25 cm3/min or less after 30 minutes at about 149° C. (300° F.
    Type: Grant
    Filed: February 2, 2006
    Date of Patent: January 26, 2010
    Assignee: Baker Hughes Incorporated
    Inventors: Michael Jarrett, Dennis Clapper
  • Patent number: 7507692
    Abstract: A method for reducing circulation loss during drilling operations, the method comprising: performing drilling operations using a water-based drilling fluid system comprising a first amount of water insoluble particulate; providing the drilling fluid system with a second amount of alkali metal silicate, the first amount of water insoluble particulate and the second amount of alkali metal silicate comprising a circulation loss combination; and reducing the pH of the water-based drilling fluid system using a quantity of water soluble activating agent effective to form an effective circulation loss structure after a period of time.
    Type: Grant
    Filed: October 4, 2006
    Date of Patent: March 24, 2009
    Assignee: Baker Hughes Incorporated
    Inventor: Tao Xiang
  • Patent number: 7442248
    Abstract: Cementitious compositions comprising pozzolonic materials, alkaline earth metals, and a catalyst to catalyze the reaction between the pozzolonic materials and the alkaline earth metals.
    Type: Grant
    Filed: July 21, 2005
    Date of Patent: October 28, 2008
    Assignee: Research Incubator, Ltd.
    Inventor: Scott F. Timmons
  • Patent number: 7439209
    Abstract: A drilling fluid system comprising a brine and a quantity of cationic copolymers comprising a ratio of acrylamide monomers to cationic derivatives of acrylamide monomers, wherein the quantity and the ratio are effective to maintain effective rheology and fluid loss control in said drilling fluid system at temperatures of at least about 250° C. for at least about 16 hours.
    Type: Grant
    Filed: May 1, 2002
    Date of Patent: October 21, 2008
    Assignee: Baker Hughes Incorporated
    Inventors: Billy G. Chesser, Charles Perricone, George W. Bettge
  • Patent number: 7364599
    Abstract: A method for increasing removal of drag reducer additive (DRA) from liquid hydrocarbon fuel. The method comprises producing contaminated liquid hydrocarbon fuel comprising a concentration of removable DRA comprising a quantity of one or more polar groups, and contacting the contaminated liquid hydrocarbon fuel with an amount of one or more removal agents under removal conditions effective to produce a reduced concentration of the removable DRA.
    Type: Grant
    Filed: March 8, 2004
    Date of Patent: April 29, 2008
    Assignee: Southwest Research Institute
    Inventor: John Andrew Waynick
  • Patent number: 7351480
    Abstract: Tubular structures having aspect ratios of at least about 3 and comprising interior surfaces comprising substantially uniform coatings generated from a gaseous precursor material.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: April 1, 2008
    Assignee: Southwest Research Institute
    Inventors: Ronghua Wei, Chistopher Rincon, James Arps
  • Patent number: 7303013
    Abstract: Methods for reducing density of a system fluid and performing drilling operations using a reduced density system fluid comprising aerogel.
    Type: Grant
    Filed: July 10, 2006
    Date of Patent: December 4, 2007
    Assignee: Baker Hughes Incorporated
    Inventors: Charles W. Alsobrook, Thomas A. Jones
  • Patent number: 7303834
    Abstract: Fuel cell electrodes comprising a minimal load of catalyst having maximum catalytic activity and a method of forming such fuel cell electrodes. The preferred method comprises vaporizing a catalyst, preferably platinum, in a vacuum to form a catalyst vapor. A catalytically effective amount of the catalyst vapor is deposited onto a carbon catalyst support on the fuel cell electrode. The electrode preferably is carbon cloth. The method reduces the amount of catalyst needed for a high performance fuel cell electrode to about 0.3 mg/cm2 or less, preferably to about 0.1 mg/cm2. The electrocatalytic layer formed comprises unique, rod-like structures.
    Type: Grant
    Filed: January 6, 2003
    Date of Patent: December 4, 2007
    Assignee: Gore Enterprise Holdings, Inc.
    Inventors: Geoffrey Dearnaley, James H. Arps
  • Patent number: 7297661
    Abstract: Blends of synthetic olefins for use as the continuous phase of fluids selected from the group consisting of drilling, drill-in, and completion fluids. The blends meet EPA discharge requirements while also permitting investigators to clearly discern the presence and quantity of biological markers in reservoir fluid samples—particularly pristane and phytane.
    Type: Grant
    Filed: November 13, 2002
    Date of Patent: November 20, 2007
    Assignee: Baker Hughes Incorporated
    Inventors: Timothy Martin Beyer, Steven Kyle Watson
  • Patent number: 7261747
    Abstract: The present application provides a method for removing drag reducer additive (“DRA”) from liquid hydrocarbon fuel. The method comprises: providing contaminated liquid hydrocarbon fuel comprising an initial concentration of DRA; contacting the contaminated liquid hydrocarbon fuel with a quantity of fresh attapulgus clay under conditions effective to produce decontaminated liquid hydrocarbon fuel comprising a reduced concentration of the DRA; said fresh attapulgus clay being effective to remove about 10% or more of a target DRA when 1 g of the fresh attapulgus clay is added in increments of from about 0.02 gram to about 0.1 gram, with agitation, to 100 ml. of contaminated liquid hydrocarbon fuel comprising from about 8 to about 9 ppm of the unsheared target DRA.
    Type: Grant
    Filed: March 8, 2004
    Date of Patent: August 28, 2007
    Assignee: Southwest Research Institute
    Inventor: John Andrew Waynick
  • Patent number: 7226895
    Abstract: A circulation loss combination for water-based drilling fluid system(s) comprising: a first amount of alkali metal silicate; a second amount of water insoluble particulate; and, a quantity of water soluble activating agent effective to reduce the pH of the water-based drilling fluid system to a value sufficiently low to form an effective circulation loss structure at a desired period of time after addition to the water-based drilling fluid system.
    Type: Grant
    Filed: April 6, 2004
    Date of Patent: June 5, 2007
    Assignee: Baker Hughes Incorporated
    Inventor: Tao Xiang