Patents by Inventor Lawrence Joseph Coulter

Lawrence Joseph Coulter 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).

  • Fabrication of ablator liners in combustors
    Patent number: 4084781
    Abstract: A fluid polymeric ablator liner is cast onto the inner surface of a ramjet ombustion chamber which has been prepared with a screen liner substrate. A split mold is inserted through the nozzle and assembled inside the chamber allowing a thin layer of ablator to be cast and cured on the dome and nozzle regions of the combustion chamber.
    Type: Grant
    Filed: March 28, 1977
    Date of Patent: April 18, 1978
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Harold Thompson Couch, Leonard Selwyn Cohen, Lawrence Joseph Coulter
  • Method of fabricating combustion chamber liners
    Patent number: 4031605
    Abstract: A fluid polymeric ablator liner is cast onto the inner surface of a ramjet combustion chamber which has been prepared with a screen liner substrate. A split mold is inserted through the nozzle and assembled inside the chamber allowing a thin layer of ablator to be cast and cured on the dome and nozzle regions of the combustion chamber.
    Type: Grant
    Filed: August 5, 1976
    Date of Patent: June 28, 1977
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Harold Thompson Couch, Leonard Selwyn Cohen, Lawrence Joseph Coulter