Patents by Inventor Jury I. Koshelev

Jury I. Koshelev 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).

  • Composition for the preparation of carbonaceous base for use in the manufacture of siliconized antifriction materials
    Patent number: 4435538
    Abstract: A composition for the preparation of a carbonaceous base to be used in the manufacture of siliconized antifriction materials comprising the following components, per cent by weight:______________________________________ carbonaceous filler 65 to 85 phenolformaldehyde resin 12 to 30 sital 3 to 5.Said sital consists of the following ingredients, per cent by weight: Al.sub.2 O.sub.3 --10-12, CaO--12-14, MgO--9-11, Na.sub.2 O--5-6, SiO.sub.2 --the balance.
    Type: Grant
    Filed: January 26, 1982
    Date of Patent: March 6, 1984
    Inventors: Valery I. Kostikov, Jury I. Koshelev, Vasily D. Telegin, Alexandr S. Tarabanov, Elena M. Tatievskaya, Lyana I. Kosova
  • Process for producing antifriction materials
    Patent number: 4420539
    Abstract: A process for producing antifriction materials comprising heat-treatment of a carbonaceous base--a siliconized graphite consisting of 5 to 25% by weight of silicon, 25 to 55% by weight of silicon carbide, carbon being the balance, in a vacuum of fron 10.sup.-1 to 10.sup.-3 mm Hg at a temperature within the range of from 1,500.degree. to 2,000.degree. C. for a period of from 15 to 60 minutes, followed by impregnation of the carbonaceous base with metals or alloys thereof.
    Type: Grant
    Filed: January 26, 1982
    Date of Patent: December 13, 1983
    Inventors: Valery I. Kostikov, Jury I. Koshelev, Vasily D. Telegin, Alexandr A. Khomenko, Evgeny F. Filimonov