Patents by Inventor Harold Wright

Harold Wright 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: 10641092
    Abstract: Various embodiments relate to methods, apparatus, and systems for injecting and detecting compositions in drilling fluid systems. In various embodiments, the present invention provides a method of injecting and detecting a composition in a drilling fluid system. The method can include injecting the composition into the drilling fluid system. The drilling fluid system can include a gas detector. The method can also include detecting the composition with the gas detector.
    Type: Grant
    Filed: May 15, 2015
    Date of Patent: May 5, 2020
    Assignee: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: Neil Patrick Schexnaider, James Dave Faul, II, James Harold Wright
  • Patent number: 10189763
    Abstract: Herein disclosed is a method of reducing greenhouse gas (GHG) emission comprising introducing one or more feed streams into a reformer to generate synthesis gas; and converting synthesis gas to dimethyl ether (DME). In some cases, the reformer is a fluidized bed dry reforming reactor. In some cases, the reformer comprises a hydrogen membrane. In some cases, the hydrogen membrane removes hydrogen contained in the synthesis gas and shifts reforming reactions toward completion.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: January 29, 2019
    Assignee: RES USA, LLC
    Inventors: Harold A. Wright, Mark K. Robertson, Weibin Jiang
  • Patent number: 10125330
    Abstract: A system for the production of synthesis gas, including a gasification apparatus configured to convert at least a portion of a gasifier feed material introduced thereto into a gasification product gas comprising synthesis gas having a molar ratio of hydrogen to carbon monoxide; at least one additional apparatus selected from the group consisting of feed preparation apparatus located upstream of the gasification apparatus, synthesis gas conditioning apparatus, and synthesis gas utilization apparatus; and at least one line fluidly connecting the at least one additional apparatus or an outlet of the gasification apparatus with the at least one vessel of the gasification apparatus, whereby a gas from the at least one additional apparatus or exiting the gasification apparatus may provide at least one non-steam component of a fluidization gas. A method of utilizing the system is also provided.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: November 13, 2018
    Assignee: RES USA, LLC
    Inventors: Weibin Jiang, Bruce E. McComish, Bryan C. Borum, Benjamin H. Carryer, Mark K. Robertson, Eric R. Elrod, Sim Weeks, Harold A. Wright
  • Patent number: 10086365
    Abstract: A method of strengthening a precipitated unsupported iron catalyst by: preparing a precipitated unsupported iron catalyst containing copper and potassium; adding a solution comprising a structural promoter to the previously prepared catalyst; drying the mixture; and calcining the dried catalyst. A method for preparing an iron catalyst, the method comprising: precipitating a catalyst precursor comprising iron phases selected from hydroxides, oxides, and carbonates; adding a promoter to the catalyst precursor to yield a promoted precursor; drying the promoted precursor to yield dried catalyst; and calcining the dried catalyst, wherein the catalyst further comprises copper and potassium. A method of preparing a strengthened precipitated iron catalyst comprising: co-precipitating iron, copper, magnesium, and aluminum; washing the precipitate; alkalizing the precipitate; and drying the precipitate to yield a dried catalyst precursor.
    Type: Grant
    Filed: August 26, 2008
    Date of Patent: October 2, 2018
    Assignee: RES USA, LLC
    Inventors: Belma Demirel, Charles B. Benham, Dan Fraenkel, Richard A. Bley, Jesse W. Taylor, Sara L. Rolfe, Harold A. Wright
  • Patent number: 10035963
    Abstract: A mixing apparatus for producing a feedstock for a reformer, the mixing apparatus including at least one mixing vessel comprising a cylindrical vessel with a conical bottom; a steam inlet configured for introducing steam into the conical bottom; a carbonaceous material inlet configured for introducing a carbonaceous feed into the cylindrical vessel; and an outlet for a reformer feedstock comprising at least 0.3 pounds of steam per pound of carbonaceous material, with the at least one mixing vessel configured for operation at a pressure of greater than about 10 psig.
    Type: Grant
    Filed: January 4, 2017
    Date of Patent: July 31, 2018
    Assignee: RES USA, LLC
    Inventors: Randy Blevins, Joshua B. Pearson, Harold A. Wright
  • Patent number: 9994777
    Abstract: A system including a mixing apparatus configured to produce a reformer feedstock and comprising one or more cylindrical vessel having a conical bottom section, an inlet for superheated steam within the conical bottom section and an inlet for at least one carbonaceous material at or near the top of the cylindrical vessel, wherein the one or more cylindrical vessel is a pressure vessel configured for operation at a pressure in the range of from about 5 psig (34.5 kPa) to about 50 psig (344.7 kPa); a reformer configured to produce, from the reformer feedstock, a reformer product comprising synthesis gas, and also producing a hot flue gas; a synthesis gas conversion apparatus configured to catalytically convert at least a portion of the synthesis gas in the reformer product into synthesis gas conversion product, and to separate, from the synthesis gas conversion product, a spent catalyst stream and a tailgas.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: June 12, 2018
    Assignee: RES USA, LLC
    Inventors: Randy Blevins, Joshua B. Pearson, Harold A. Wright
  • Patent number: 9981896
    Abstract: Herein disclosed is a method of producing dimethyl ether (DME) comprising introducing one or more feed streams comprising methane and carbon dioxide into a reformer to generate synthesis gas; and converting synthesis gas to DME in one step. In some cases, the reformer comprises a Ni catalyst. In some cases, the reformer is a pressurized fluidized bed dry reforming reactor. In some cases, the reformer comprises a hydrogen membrane. The hydrogen membrane removes hydrogen contained in the synthesis gas and shifts reforming reactions toward completion.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: May 29, 2018
    Assignee: RES USA, LLC
    Inventors: Harold A. Wright, Mark K. Robertson, Weibin Jiang
  • Patent number: 9938217
    Abstract: Herein disclosed is a dry reforming reactor comprising a gas inlet near the bottom of the reactor; a gas outlet near the top of the reactor; a fluidized bed comprising a catalyst; and one or more hydrogen membranes comprising palladium (Pd). In some cases, the one or more hydrogen membranes comprises Pd alloy membranes, or Pd supported on ceramics or metals. In some cases, the one or more hydrogen membranes are placed vertically in the reactor as hydrogen membrane tubes hanging from the top of the reactor. In some cases, the hydrogen membranes are configured to selectively collect hydrogen from the tubes via one or more internal manifolds and sent to an external hydrogen collection system.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: April 10, 2018
    Assignee: RES USA, LLC
    Inventors: Harold A. Wright, Mark K. Robertson, Weibin Jiang
  • Publication number: 20180080318
    Abstract: Various embodiments relate to methods, apparatus, and systems for injecting and detecting compositions in drilling fluid systems. In various embodiments, the present invention provides a method of injecting and detecting a composition in a drilling fluid system. The method can include injecting the composition into the drilling fluid system. The drilling fluid system can include a gas detector. The method can also include detecting the composition with the gas detector.
    Type: Application
    Filed: May 15, 2015
    Publication date: March 22, 2018
    Inventors: Neil Patrick Schexnaider, James Dave Faul, James Harold Wright
  • Publication number: 20180002263
    Abstract: Herein disclosed is a dry reforming reactor comprising a gas inlet near the bottom of the reactor; a gas outlet near the top of the reactor; a fluidized bed comprising a catalyst; and one or more hydrogen membranes comprising palladium (Pd). In some cases, the one or more hydrogen membranes comprises Pd alloy membranes, or Pd supported on ceramics or metals. In some cases, the one or more hydrogen membranes are placed vertically in the reactor as hydrogen membrane tubes hanging from the top of the reactor. In some cases, the hydrogen membranes are configured to selectively collect hydrogen from the tubes via one or more internal manifolds and sent to an external hydrogen collection system.
    Type: Application
    Filed: June 2, 2017
    Publication date: January 4, 2018
    Inventors: Harold A. Wright, Mark K. Robertson, Weibin Jiang
  • Publication number: 20180002265
    Abstract: Herein disclosed is a method of producing dimethyl ether (DME) comprising introducing one or more feed streams comprising methane and carbon dioxide into a reformer to generate synthesis gas; and converting synthesis gas to DME in one step. In some cases, the reformer comprises a Ni catalyst. In some cases, the reformer is a pressurized fluidized bed dry reforming reactor. In some cases, the reformer comprises a hydrogen membrane. The hydrogen membrane removes hydrogen contained in the synthesis gas and shifts reforming reactions toward completion.
    Type: Application
    Filed: June 2, 2017
    Publication date: January 4, 2018
    Inventors: Harold A. Wright, Mark K. Robertson, Weibin Jiang
  • Publication number: 20180002264
    Abstract: Herein disclosed is a dry reforming reactor comprising a gas inlet near the bottom of the reactor; a gas outlet near the top of the reactor; a fluidized bed comprising a catalyst; and one or more hydrogen membranes comprising palladium (Pd). In some cases, the one or more hydrogen membranes comprises Pd alloy membranes, or Pd supported on ceramics or metals. In some cases, the one or more hydrogen membranes are placed vertically in the reactor as hydrogen membrane tubes hanging from the top of the reactor. In some cases, the hydrogen membranes are configured to selectively collect hydrogen from the tubes via one or more internal manifolds and sent to an external hydrogen collection system.
    Type: Application
    Filed: July 24, 2017
    Publication date: January 4, 2018
    Inventors: Harold A. Wright, Mark K. Robertson, Weibin Jiang
  • Publication number: 20180002262
    Abstract: Herein disclosed is a method of reducing greenhouse gas (GHG) emission comprising introducing one or more feed streams into a reformer to generate synthesis gas; and converting synthesis gas to dimethyl ether (DME). In some cases, the reformer is a fluidized bed dry reforming reactor. In some cases, the reformer comprises a hydrogen membrane. In some cases, the hydrogen membrane removes hydrogen contained in the synthesis gas and shifts reforming reactions toward completion.
    Type: Application
    Filed: June 2, 2017
    Publication date: January 4, 2018
    Inventors: Harold A. Wright, Mark K. Robertson, Weibin Jiang
  • Publication number: 20170209852
    Abstract: A method for controllably producing a hematite-containing Fischer-Tropsch catalyst by combining an iron nitrate solution with a precipitating agent solution at a precipitating temperature and over a precipitation time to form a precipitate comprising iron phases; holding the precipitate from at a hold temperature for a hold time to provide a hematite containing precipitate; and washing the hematite containing precipitate via contact with a wash solution and filtering, to provide a washed hematite containing catalyst. The method may further comprise promoting the washed hematite containing catalyst with a chemical promoter; spray drying the promoted hematite containing catalyst; and calcining the spray dried hematite containing catalyst to provide a calcined hematite-containing Fischer-Tropsch catalyst.
    Type: Application
    Filed: April 10, 2017
    Publication date: July 27, 2017
    Inventors: Dawid J. Duvenhage, Christine Schmidt, Mark Still, Khalid Azzam, Karl C. Kharas, Sara Hunegnaw, Olga Ionkina, Ray J. Huang, Harold A. Wright
  • Patent number: 9669390
    Abstract: A method for controllably producing a hematite-containing Fischer-Tropsch catalyst by combining an iron nitrate solution with a precipitating agent solution at a precipitating temperature and over a precipitation time to form a precipitate comprising iron phases; holding the precipitate from at a hold temperature for a hold time to provide a hematite containing precipitate; and washing the hematite containing precipitate via contact with a wash solution and filtering, to provide a washed hematite containing catalyst. The method may further comprise promoting the washed hematite containing catalyst with a chemical promoter; spray drying the promoted hematite containing catalyst; and calcining the spray dried hematite containing catalyst to provide a calcined hematite-containing Fischer-Tropsch catalyst.
    Type: Grant
    Filed: February 11, 2014
    Date of Patent: June 6, 2017
    Assignee: RES USA, LLC
    Inventors: Dawid J. Duvenhage, Christine Schmidt, Mark Still, Khalid Azzam, Karl C. Kharas, Sara Hunegnaw, Olga Ionkina, Ray J. Huang, Harold A. Wright
  • Patent number: 9649610
    Abstract: A method of preparing a spray dried catalyst by combining spray dried catalyst particles with wax so the spray dried catalyst particles are coated with wax, yielding wax coated catalyst particles, and shaping the wax coated catalyst to provide shaped wax coated catalyst. A method of activating Fischer-Tropsch catalyst particles containing oxides by contacting the catalyst particles with a reducing gas in an activation vessel to produce an activated catalyst, wherein contacting is performed in the absence of a liquid medium under activation conditions. A system for activating a Fischer-Tropsch catalyst containing an activation reactor configured to introduce an activation gas to a fixed or fluidized bed of the Fischer-Tropsch catalyst in the absence of a liquid medium and at least one separation device configured to separate a gas stream comprising entrained catalyst fines having an average particle size below a desired cutoff size from the activation reactor.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: May 16, 2017
    Assignee: RES USA, LLC
    Inventors: Harold A. Wright, Belma Demirel, Sergio Mohedas, Bahman Rejai, Ray J. Huang, Deena Ferdous, Jesse W. Taylor, Dawid J. Duvenhage, Sara L. Rolfe
  • Publication number: 20170114291
    Abstract: A mixing apparatus for producing a feedstock for a reformer, the mixing apparatus including at least one mixing vessel comprising a cylindrical vessel with a conical bottom; a steam inlet configured for introducing steam into the conical bottom; a carbonaceous material inlet configured for introducing a carbonaceous feed into the cylindrical vessel; and an outlet for a reformer feedstock comprising at least 0.3 pounds of steam per pound of carbonaceous material, with the at least one mixing vessel configured for operation at a pressure of greater than about 10 psig.
    Type: Application
    Filed: January 4, 2017
    Publication date: April 27, 2017
    Inventors: Randy Blevins, Joshua B. Pearson, Harold A. Wright
  • Publication number: 20170066652
    Abstract: A system, for production of high-quality syngas, comprising a first dual fluidized bed loop having a fluid bed conditioner operable to produce high quality syngas comprising a first percentage of components other than CO and H2 from a gas feed, wherein the conditioner comprises an outlet for a first catalytic heat transfer stream comprising a catalytic heat transfer material and having a first temperature, and an inlet for a second catalytic heat transfer stream comprising catalytic heat transfer material and having a second temperature greater than the first temperature; a fluid bed combustor operable to combust fuel and oxidant, wherein the fluid bed combustor comprises an inlet connected with the outlet for a first catalytic heat transfer stream of the conditioner, and an outlet connected with the inlet for a second catalytic heat transfer stream of the conditioner; and a catalytic heat transfer material.
    Type: Application
    Filed: November 18, 2016
    Publication date: March 9, 2017
    Inventors: George Apanel, Harold A. Wright
  • Patent number: 9574147
    Abstract: A mixing apparatus for producing a feedstock for a reformer, the mixing apparatus including at least one mixing vessel comprising a cylindrical vessel with a conical bottom; a steam inlet configured for introducing steam into the conical bottom; a carbonaceous material inlet configured for introducing a carbonaceous feed into the cylindrical vessel; and an outlet for a reformer feedstock comprising at least 0.3 pounds of steam per pound of carbonaceous material, with the at least one mixing vessel configured for operation at a pressure of greater than about 10 psig.
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: February 21, 2017
    Assignee: RES USA, LLC
    Inventors: Randy Blevins, Joshua B. Pearson, Harold A. Wright
  • Patent number: 9528057
    Abstract: A system for production of high-quality syngas comprising a first dual fluidized bed loop having a fluid bed conditioner operable to produce high quality syngas comprising a first percentage of components other than carbon monoxide and hydrogen from a gas feed, wherein the conditioner comprises an outlet for a first catalytic heat transfer stream comprising a catalytic heat transfer material and having a first temperature, and an inlet for a second catalytic heat transfer stream comprising catalytic heat transfer material and having a second temperature greater than the first temperature; a fluid bed combustor operable to combust fuel and oxidant, wherein the fluid bed combustor comprises an inlet connected with the outlet for a first catalytic heat transfer stream of the conditioner, and an outlet connected with the inlet for a second catalytic heat transfer stream of the conditioner; and a catalytic heat transfer material.
    Type: Grant
    Filed: July 2, 2014
    Date of Patent: December 27, 2016
    Assignee: RES USA, LLC
    Inventors: George Apanel, Harold A. Wright