Patents by Inventor Ralph E. King

Ralph E. King 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).

  • Double containment valve system
    Patent number: 8136792
    Abstract: A stemmed control valve having a housing containing a first packing assembly that is compressively loaded externally of the housing, and a second packing assembly that is independently compressively loaded in a fixed manner internally of the housing.
    Type: Grant
    Filed: June 19, 2009
    Date of Patent: March 20, 2012
    Inventor: Ralph E. King
  • Double containment valve system
    Publication number: 20100320411
    Abstract: A stemmed control valve having a housing containing a first packing assembly that is compressively loaded externally of the housing, and a second packing assembly that is independently compressively loaded in a fixed manner internally of the housing.
    Type: Application
    Filed: June 19, 2009
    Publication date: December 23, 2010
    Inventor: Ralph E. King
  • Thermal cracking vaporization unit construction
    Publication number: 20080078696
    Abstract: In the process of employing a liquid whole crude oil and/or natural gas condensate in a thermal cracking process that uses a vaporization/mild cracking unit upstream of a thermal cracking furnace, a martensitic steel is employed in the construction of the unit and the unit is subjected to a de-hydrogenation treatment.
    Type: Application
    Filed: October 2, 2006
    Publication date: April 3, 2008
    Inventors: Kenneth K. Kirkham, James G. Cleavinger, Ralph E. King
  • Mechanical hot tapping method
    Patent number: 7159603
    Abstract: A method of mechanically hot tapping petroleum equipment that contains a hydrocarbonaceous fluid in its interior by drilling an aperture in such equipment while employing cooling by cyclic drilling and/or refrigeration, the equipment drilling being carried out in a manner such that the temperature of the drill and material being drilled do not exceed a predetermined target temperature that is derived from the decomposition temperature, auto-ignition temperature, and like characteristics of the fluid present inside the equipment.
    Type: Grant
    Filed: January 27, 2005
    Date of Patent: January 9, 2007
    Assignee: Equistar Chemicals, LP
    Inventors: Ralph E. King, Charles R. Rutan