Patents by Inventor Jack R. Maurer

Jack R. Maurer 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).

  • Welded ferritic stainless steel article
    Patent number: 4417921
    Abstract: A ferritic stainless steel and weldable article made therefrom is provided having good resistance to stress corrosion cracking, as well as resistance to pitting and crevice corrosion. The steel, which has good ductility and fabricability making it suitable for integrally-finned tubing, is an 11.5 to 13.5% chromium stainless steel having controlled low amounts of carbon, nitrogen, nickel and copper.
    Type: Grant
    Filed: November 17, 1981
    Date of Patent: November 29, 1983
    Assignee: Allegheny Ludlum Steel Corporation
    Inventor: Jack R. Maurer