Patents by Inventor Sergei-Tomislav Buljan

Sergei-Tomislav Buljan 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).

  • Process for producing Si.sub.3 N.sub.4 article
    Patent number: 4101616
    Abstract: Si.sub.3 N.sub.4 fibrous articles are produced by forming a low density compact of amorphous Si.sub.3 N.sub.4 powder and heat treating the compact to promote in-situ formation of fibrous crystalline alpha Si.sub.3 N.sub.4. Such articles are useful as thermal insulants, packing materials, resilient seals, etc.
    Type: Grant
    Filed: March 23, 1977
    Date of Patent: July 18, 1978
    Assignee: GTE Sylvania Incorporated
    Inventor: Sergei-Tomislav Buljan