Patents by Inventor Don Kent Farrer

Don Kent Farrer 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).

  • Polymerization process and associated apparatus
    Patent number: 8088334
    Abstract: There are disclosed polymerization processes and associated apparatuses. The polymerization processes involve both making a polymeric material in a fluidized bed reactor having a feed distributor and catching a spitwad with a spitwad catcher, and the apparatuses are those corresponding to such processes.
    Type: Grant
    Filed: October 13, 2011
    Date of Patent: January 3, 2012
    Assignee: Westlake Longview Corp.
    Inventors: Kenneth Alan Dooley, Don Kent Farrer, Sandra Dorothy Holyfield, Tommy Ray Maddox, II, Glenn Edward Moore, Larry Allen Noble
  • Polymerization process and associated apparatus
    Patent number: 8063158
    Abstract: There are disclosed polymerization processes and associated apparatuses. The polymerization processes involve both making a polymeric material in a fluidized bed reactor having a feed distributor and catching a spitwad with a spitwad catcher, and the apparatuses are those corresponding to such processes.
    Type: Grant
    Filed: August 6, 2004
    Date of Patent: November 22, 2011
    Assignee: Westlake Longview Corp.
    Inventors: Kenneth Alan Dooley, Don Kent Farrer, Sandra Dorothy Holyfield, Tommy Ray Maddox, II, Glenn Edward Moore, Larry Allen Noble
  • Method for preventing or inhibiting fouling in a gas-phase polyolefin polymerization process
    Patent number: 7253239
    Abstract: A method for preventing or inhibiting fouling in a gas-phase polyolefin polymerization process. The method includes maintaining the inside surface temperature of the process equipment below the dew point temperature of the gas mixture passing through the equipment.
    Type: Grant
    Filed: October 13, 2005
    Date of Patent: August 7, 2007
    Assignee: Westlake Longview Corporation
    Inventors: Kenneth Alan Dooley, Don Kent Farrer, Sandra Dorothy Holyfield, Glenn Edward Moore, Larry Allen Noble
  • Process for the polymerization of ethylene and interpolymers thereof
    Patent number: 6759492
    Abstract: A novel continuous gas phase polymerization process for producing polyethylene and interpolymers of ethylene and at least one other olefin is provided wherein a non-aromatic halogenated hydrocarbon(s) is used in a specified amount such that the activity of the titanium, zirconium and/or hafnium containing Ziegler-Natta catalyst is increased.
    Type: Grant
    Filed: October 24, 2002
    Date of Patent: July 6, 2004
    Assignee: Eastman Chemical Company
    Inventors: Don Kent Farrer, Kenneth Alan Dooley, Glenn Edward Moore, Larry Allen Noble
  • Process for the polymerization of ethylene and interpolymers thereof
    Patent number: 6660817
    Abstract: A novel continuous gas phase polymerization process for producing polyethylene and interpolymers of ethylene and at least one other olefin is provided wherein a non-aromatic halogenated hydrocarbon is used in a specified amount such that the activity of the titanium, zirconium and/or hafnium containing Ziegler-Natta catalyst is increased.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: December 9, 2003
    Assignee: Eastman Chemical Company
    Inventors: Don Kent Farrer, Kenneth Alan Dooley, Glenn Edward Moore, Larry Allen Noble
  • Process for the polymerization of ethylene and interpolymers thereof
    Patent number: 6646073
    Abstract: A novel continuous gas phase polymerization process for producing polyethylene and interpolymers of ethylene and at least one other olefin is provided wherein a saturated halogenated hydrocarbon is used in a specified amount such that the activity of the titanium containing Ziegler-Natta catalyst is increased.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: November 11, 2003
    Assignee: Eastman Chemical Company
    Inventors: Don Kent Farrer, Kenneth Alan Dooley, Glenn Edward Moore, Larry Allen Noble
  • Process for the polymerization of ethylene and interpolymers thereof
    Patent number: 6635726
    Abstract: A novel continuous gas phase polymerization process for producing polyethylene and interpolymers of ethylene and at least one other olefin is provided wherein chloroform is used in a specified amount such that the activity of the titanium containing Ziegler-Natta catalyst is increased.
    Type: Grant
    Filed: July 24, 2001
    Date of Patent: October 21, 2003
    Assignee: Eastman Chemical Company
    Inventors: Don Kent Farrer, Kenneth Alan Dooley, Glenn Edward Moore, Larry Allen Noble
  • Process for the polymerization of ethylene and interpolymers thereof
    Publication number: 20030100688
    Abstract: A novel continuous gas phase polymerization process for producing polyethylene and interpolymers of ethylene and at least one other olefin is provided wherein a non-aromatic halogenated hydrocarbon(s) is used in a specified amount such that the activity of the titanium, zirconium and/or hafnium containing Ziegler-Natta catalyst is increased.
    Type: Application
    Filed: October 24, 2002
    Publication date: May 29, 2003
    Inventors: Don Kent Farrer, Kenneth Alan Dooley, Glenn Edward Moore, Larry Allen Noble
  • Process for the polymerization of ethylene and interpolymers thereof
    Publication number: 20030027953
    Abstract: A novel continuous gas phase polymerization process for producing polyethylene and interpolymers of ethylene and at least one other olefin is provided wherein a saturated halogenated hydrocarbon is used in a specified amount such that the activity of the titanium containing Ziegler-Natta catalyst is increased.
    Type: Application
    Filed: July 24, 2001
    Publication date: February 6, 2003
    Inventors: Don Kent Farrer, Kenneth Alan Dooley, Glenn Edward Moore, Larry Allen Noble
  • Process for the polymerization of ethylene and interpolymers thereof
    Publication number: 20030027952
    Abstract: A novel continuous gas phase polymerization process for producing polyethylene and interpolymers of ethylene and at least one other olefin is provided wherein a non-aromatic halogenated hydrocarbon is used in a specified amount such that the activity of the titanium, zirconium and/or hafnium containing Ziegler-Natta catalyst is increased.
    Type: Application
    Filed: July 24, 2001
    Publication date: February 6, 2003
    Inventors: Don Kent Farrer, Kenneth Alan Dooley, Glenn Edward Moore, Larry Allen Noble
  • Process for the polymerization of ethylene and interpolymers thereof
    Publication number: 20030027951
    Abstract: A novel continuous gas phase polymerization process for producing polyethylene and interpolymers of ethylene and at least one other olefin is provided wherein chloroform is used in a specified amount such that the activity of the titanium containing Ziegler-Natta catalyst is increased.
    Type: Application
    Filed: July 24, 2001
    Publication date: February 6, 2003
    Inventors: Don Kent Farrer, Kenneth Alan Dooley, Glenn Edward Moore, Larry Allen Noble
  • Olefin polymerization process
    Patent number: 6359083
    Abstract: Disclosed is a process for producing polyolefins wherein the solids are conveyed by a gas throughout the polymerization process, thereby resulting in improved operability.
    Type: Grant
    Filed: May 2, 2000
    Date of Patent: March 19, 2002
    Assignee: Eastman Chemical Company
    Inventors: Kenneth Alan Dooley, Randal Ray Ford, Glenn Edward Moore, Brad Thedford Duckworth, Don Kent Farrer