Patents by Inventor Everett John Bergquist

Everett John Bergquist 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).

  • Electrolyte for electrochemical machining of nickel base superalloys
    Patent number: 3975245
    Abstract: An electrolyte useful in the electrochemical machining of the high strength nickel base superalloys is described. The electrolyte is an aqueous solution containing nitric acid, hydrochloric acid and citric acid in specific quantities. Nickel base superalloys electrochemically machined using the electrolyte of the invention possess extremely smooth machined surfaces which are free from smut and other undesirable surface problems.
    Type: Grant
    Filed: December 5, 1975
    Date of Patent: August 17, 1976
    Assignee: United Technologies Corporation
    Inventors: Everett John Bergquist, Lawrence Joseph Jennings