Patents by Inventor Jerry D. Childs

Jerry D. Childs has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 6488763
    Abstract: The present invention provides methods of cementing subterranean zones using cement compositions comprising calcium aluminate, fly ash, sodium polyphosphate and water.
    Type: Grant
    Filed: October 5, 2001
    Date of Patent: December 3, 2002
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Lance E. Brothers, Susan M. Turkett, Barry B. Ekstrand, D. Chad Brenneis, Jerry D. Childs
  • Publication number: 20020050231
    Abstract: The present invention provides methods of cementing subterranean zones using cement compositions comprising calcium aluminate, fly ash, sodium polyphosphate and water.
    Type: Application
    Filed: October 5, 2001
    Publication date: May 2, 2002
    Inventors: Lance E. Brothers, Susan M. Turkett, Barry B. Ekstrand, D. Chad Brenneis, Jerry D. Childs
  • Patent number: 6332921
    Abstract: The present invention provides light weight high temperature well cement compositions and methods. The compositions are basically comprised of calcium aluminate, ASTM class F fly ash and water.
    Type: Grant
    Filed: August 9, 2000
    Date of Patent: December 25, 2001
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Lance E. Brothers, Susan M. Turkett, Barry B. Ekstrand, D. Chad Brenneis, Jerry D. Childs
  • Patent number: 6143069
    Abstract: The present invention provides light weight high temperature well cement compositions and methods. The compositions are basically comprised of calcium aluminate, ASTM class F fly ash and water.
    Type: Grant
    Filed: July 27, 1998
    Date of Patent: November 7, 2000
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Lance E. Brothers, Susan M. Turkett, Barry B. Ekstrand, D. Chad Brenneis, Jerry D. Childs
  • Patent number: 5900053
    Abstract: The present invention provides light weight high temperature well cement compositions and methods. The compositions are basically comprised of calcium phosphate cement, water, a foaming agent, a foam stabilizer and a gas present in an amount sufficient to form a foam having a density in the range from about 11.5 to about 15 pounds per gallon.
    Type: Grant
    Filed: August 15, 1997
    Date of Patent: May 4, 1999
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Lance E. Brothers, D. Chad Brenneis, Jerry D. Childs
  • Patent number: 5588488
    Abstract: The present invention provides methods of cementing the junction of multi-lateral wells whereby the set cement can withstand impacts and shocks without shattering. A cement slurry composition which sets into a high strength impact resistant solid mass is utilized comprised of a styrene/butadiene aqueous latex, a latex stabilizer, hydraulic cement and appropriate cementing additives.
    Type: Grant
    Filed: August 22, 1995
    Date of Patent: December 31, 1996
    Assignee: Halliburton Company
    Inventors: Jan P. Vijn, Zacharias Xenakis, Daniel L. Bour, Jerry D. Childs
  • Patent number: 5151203
    Abstract: A composition for and method of performing primary cementing operations is disclosed. The method comprises the use of a water slurry of a thixotropic cementing composition which rapidly develops sufficient static gel strength to reduce if not eliminate annular gas migration.
    Type: Grant
    Filed: June 21, 1991
    Date of Patent: September 29, 1992
    Assignee: Halliburton Company
    Inventors: Wendell D. Riley, Jerry D. Childs
  • Patent number: 5147565
    Abstract: Foamed well cementing compositions and methods of performing cementing operations in salt containing subterranean environments are provided. The compositions are comprised of hydraulic cement, salt water, dispersed gas and a foaming agent selected from the group consisting of surfactants of the formula R--(OR').sub.n --OSO.sub.3.sup.- X.sup.+.
    Type: Grant
    Filed: August 7, 1991
    Date of Patent: September 15, 1992
    Assignee: Halliburton Company
    Inventors: Daniel L. Bour, Jerry D. Childs
  • Patent number: 5133409
    Abstract: Foamed well cementing compositions and methods of performing cementing operations in salt containing subterranean environments are provided. The compositions are comprised of hydraulic cement, salt water, dispersed gas and a foaming agent selected from the group consisting of surfactants of the formula R--(OR').sub.n --OSO.sup.-.sub.3 X.sup.+.
    Type: Grant
    Filed: December 12, 1990
    Date of Patent: July 28, 1992
    Assignee: Halliburton Company
    Inventors: Daniel L. Bour, Jerry D. Childs
  • Patent number: 5127955
    Abstract: Chloride-free set accelerated cement compositions and methods of using the compositions for cementing conduits in well bores are provided. The compositions are comprised of hydraulic cement, sufficient water to form a pumpable slurry and a chloride-free set accelerator selected from trihydroxybenzoic acid, disodium dihydroxybenzenedisulfonate or derivatives of such compounds.
    Type: Grant
    Filed: October 17, 1990
    Date of Patent: July 7, 1992
    Assignee: Halliburton Company
    Inventors: Slaton E. Fry, Patty L. Totten, Jerry D. Childs, Donald W. Lindsey
  • Patent number: 4703801
    Abstract: Cementing compositions having improved fluid loss capabilities for use in oil, gas, water and other well cementing operations are disclosed. Such compositions are comprised of water, hydraulic cement and a fluid-loss additive comprising a graft polymer comprised of a backbone of lignin, lignite, derivatized cellulose and various synthetic polymers selected from the group consisting of polyvinyl alcohol, polyethylene oxide, polypropylene oxide and polyethyleneimine. The grafted pendant groups comprise at least one member selected from the group of homopolymers, copolymers and terpolymers of 2-acrylamido-2-methylpropanesulfonic acid, acrylonitrile, N,N-dimethylacrylamide, acrylic acid, N,N-dialkylaminoethylmethacrylate and their salts. The backbone comprises from about 5 to about 95 percent by weight of the graft polymer, and the pendant groups can comprise from about 5 to about 95 percent by weight of the graft polymer.
    Type: Grant
    Filed: April 24, 1987
    Date of Patent: November 3, 1987
    Assignee: Halliburton Company
    Inventors: Slaton E. Fry, Jerry D. Childs, Lance E. Brothers, Donald W. Lindsey
  • Patent number: 4676832
    Abstract: Set delayed cement compositions capable of being retained in pumpable fluid states for long time periods and then activated to set into hard masses and methods of using such compositions for cementing zones at remote locations are provided. The compositions are comprised of hydraulic cement, water, one or more hydratable gel forming materials and one or more methylenephosphonic acid derivative set delaying agents.
    Type: Grant
    Filed: October 26, 1984
    Date of Patent: June 30, 1987
    Assignee: Halliburton Company
    Inventors: Jerry D. Childs, David L. Sutton, Freddie L. Sabins
  • Patent number: 4676317
    Abstract: Cementing compositions having improved fluid loss capabilities for use in oil, gas, water and other well cementing operations are disclosed. Such compositions are comprised of water, hydraulic cement and a fluid-loss additive comprising a graft polymer comprised of a backbone of lignin, lignite, derivatized cellulose and various synthetic polymers selected from the group consisting of polyvinyl alcohol, polyethylene oxide, polypropylene oxide and polyethyleneimine. The grafted pendant groups comprise at least one member selected from the group of homopolymers, copolymers and terpolymers of 2-acrylamido-2-methylpropanesulfonic acid, acrylonitrile, N,N-dimethylacrylamide, acrylic acid, N,N-dialkylaminoethylmethacrylate and their salts. The backbone comprises from about 5 to about 95 percent by weight of the graft polymer, and the pendant groups can comprise from about 5 to about 95 percent by weight of the graft polymer.
    Type: Grant
    Filed: May 13, 1986
    Date of Patent: June 30, 1987
    Assignee: Halliburton Company
    Inventors: Slaton E. Fry, Jerry D. Childs, Lance E. Brothers, Donald W. Lindsey
  • Patent number: 4582139
    Abstract: Set retarded cement compositions for cementing across a zone or zones in a well having enhanced compressive strength development after placement across the zone or zones are provided. The cement compositions are comprised of hydraulic cement, sufficient water to form a pumpable slurry, one or more set retarders and a delayed retarder neutralizer comprised of one or more titanium chelates. Methods of cementing utilizing the compositions are also provided.
    Type: Grant
    Filed: November 6, 1984
    Date of Patent: April 15, 1986
    Assignee: Halliburton Company
    Inventors: Jerry D. Childs, Freddie L. Sabins
  • Patent number: 4524828
    Abstract: A thixotropic cement composition comprising water, hydraulic cement, a titanium chelate and a crosslinkable agent and methods of using same to combat migration of formation fluids in oil, gas and water wells are provided.
    Type: Grant
    Filed: October 11, 1983
    Date of Patent: June 25, 1985
    Assignee: Halliburton Company
    Inventors: Fred Sabins, Jerry D. Childs
  • Patent number: 4461644
    Abstract: A light weight cement composition made from sea water and a method of sealing a subterranean formation utilizing the light weight cement composition. The light weight cement composition comprises a hydraulic cement, a silicate compound, sea water and a hydroxide compound. The method comprises introducing the light weight cement composition into the subterranean formation.
    Type: Grant
    Filed: April 29, 1983
    Date of Patent: July 24, 1984
    Assignee: Halliburton Company
    Inventors: Jerry D. Childs, Lance E. Brothers, Joseph R. Murphey
  • Patent number: 4450009
    Abstract: A method of preparing a light weight cement composition from sea water. The light weight cement composition is prepared by adding a hydroxide compound to sea water and subsequently adding a hydraulic cement and silicate compound to the sea water. Optionally, a mixture of hydroxide compound and silicate compound may be formed and this mixture can be added to the sea water prior to the addition of hydraulic cement.
    Type: Grant
    Filed: April 29, 1983
    Date of Patent: May 22, 1984
    Assignee: Halliburton Company
    Inventors: Jerry D. Childs, Lance E. Brothers, Mary J. Taylor
  • Patent number: 4450010
    Abstract: A composition for a method of cementing subterranean formations. The cementing composition comprises hydraulic cement, a nitrogen gas generating material, an oxidizing agent, and a reaction rate control material. The concentration of the nitrogen gas generating material is correlated with the pressure and temperature of the cement zone to be cemented so that the flow of gas from the formation into the borehole is suppressed or controlled.
    Type: Grant
    Filed: April 29, 1983
    Date of Patent: May 22, 1984
    Assignee: Halliburton Company
    Inventors: John F. Burkhalter, Jerry D. Childs, David L. Sutton
  • Patent number: RE31127
    Abstract: Oil well cementing compositions and processes are produced using a high efficiency sulfoalkylated lignin retarder composition and modifications thereof to produce cement compositions without gelation problems, having high early strength and with precisely controllable setting time.
    Type: Grant
    Filed: August 31, 1981
    Date of Patent: January 18, 1983
    Assignee: Halliburton Company
    Inventors: Jerry D. Childs, Roosevelt Love
  • Patent number: RE31190
    Abstract: Oil well cementing compositions and processes are produced using a high efficiency sulfoalkylated lignin retarder composition and modifications thereof to produce cement compositions without gelation problems, having high early strength and with precisely controllable setting time.
    Type: Grant
    Filed: August 31, 1981
    Date of Patent: March 29, 1983
    Assignee: Halliburton Company
    Inventors: William J. Detroit, Michael E. Sanford, Jiten Chatterji, Charles R. George, Jerry D. Childs, Roosevelt Love