Patents by Inventor Marvin E. Huyser

Marvin E. Huyser 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).

  • Coal spray composition
    Patent number: 4201657
    Abstract: A composition for treating particulate hydrocarbon fuel material such as coal and lignite to reduce dust losses, improve cold weather handling and reduce spontaneous combustion. The composition is a blend of aromatic hydrocarbon oil and asphalt and has a high viscosity, high flash point and high initial boiling point.
    Type: Grant
    Filed: October 23, 1978
    Date of Patent: May 6, 1980
    Assignee: Conoco, Inc.
    Inventors: Ardis L. Anderson, Marvin E. Huyser
  • Manufacture of isotropic delayed petroleum coke
    Patent number: 3960704
    Abstract: Isotropic petroleum coke is produced by air blowing a petroleum residuum to produce a delayed coking feedstock having a particular softening point and then coking said air-blown residuum with or without diluent under delayed coking conditions.
    Type: Grant
    Filed: August 27, 1974
    Date of Patent: June 1, 1976
    Assignee: Continental Oil Company
    Inventors: William H. Kegler, Marvin E. Huyser