Patents by Inventor Mikhail Grigorievich Sinenko

Mikhail Grigorievich Sinenko 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).

  • Method of obtaining titanium tanning agent and its application for tanning hides, pelts and fur skins
    Patent number: 3938951
    Abstract: A method of obtaining a titanium tanning agent, based essentially upon sulfuric-acid treatment of titaniferous material followed by precipitating from titanium sulfate solution ammonium titanyl double sulfate monohydrate with subsequent treatment of that salt with ammonium sulfate solution to obtain the compound of titanium sulfate as a tanning agent. Methods of tanning using conventional techniques require up to 10 per cent of the titanium tanning agent by weight of the pelt calculated as TiO.sub.2.
    Type: Grant
    Filed: March 20, 1973
    Date of Patent: February 17, 1976
    Inventors: David Lazarevich Motov, Vladimir Ivanovich Konstantinov, Vladimir Georgievich Rumyantsev, Valentin Ivanovich Belokoskov, Eduard Osvaldovich Ude, Artur Grigorievich Babkin, Alexandr Ivanovich Metelkin, Vasily Georgievich Suchkov, Nina Ivanovna Koleshikova, Alexandr Vasilievich Motovilin, Nina Trofimovna Rusakova, Tatyana Vladimirovna Nikonova, Nina Ivanovna Polyaninova, Mikhail Grigorievich Sinenko, Irina Fedorovna Krylova, Vladimir Mikhailovich Yakutin