Patents by Inventor Lotari Mikhailovich Khananashvili

Lotari Mikhailovich Khananashvili 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).

  • Fibrous friction material
    Patent number: 4020226
    Abstract: The invention relates to fibrous friction material and to a process for the production of same. In accordance with the invention, said material comprises carbon fabric, a polymeric thermosetting binder, viz. polyoxyphenylmethanephenoxysiloxane of the formula[-Si {OC.sub.6 H.sub.4 (CH.sub.2 C.sub.6 H.sub.3 OH).sub.n CH.sub.2 C.sub.6 H.sub.4 OH}.sub.2 -].sub.m,wheren = 0-2;m = 10-100,As well as hexamethylenetetramine and barium sulfate, said components being taken in the following percentages by weight:Binder -- 20 to 40Hexamethylenetetramine -- 1 to 2.5Barium sulfate -- 15 to 30Carbon fabric -- the balance.The proposed process for the production of the fibrous friction material of this invention comprises impregnating carbon fabric with a solution of said polymeric binder in an organic solvent, said solution also comprising hexamethylenetetramine and barium sulfate. The impregnating solution contains said components in the following percentages by weight:Binder -- 29.7 to 30.7Hexamethylenetetramine -- 2.
    Type: Grant
    Filed: April 23, 1975
    Date of Patent: April 26, 1977
    Inventors: Kuzma Andrianovich Andrianov, Georgy Nikolaevich Bagrov, Tatyana Vsevolodovna Vasilieva, Vladimir Alexandrovich Vasjukov, Sergei Ivanovich Lebedev, Vladimir Alexandrovich Makarov, Lotari Mikhailovich Khananashvili