Patents by Inventor Ivan Nikolaevich Petukhov

Ivan Nikolaevich Petukhov 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).

  • Tires reinforced with steel cord
    Patent number: 4020887
    Abstract: Vehicle tires reinforced with metal cord, the metal being steel which has been treated in a ladle with a slag-forming mixture and inert gas, and the steel consisting essentially of the following elements in weight percent:C = 0.65-0.85,Si = 0.20-0.37,Mn = 0.30-0.70,Co = 0.001-0.005,Ca = 0.001-0.005The balance being Fe.
    Type: Grant
    Filed: June 16, 1976
    Date of Patent: May 3, 1977
    Inventors: Nikolai Nikiforovich Vlasov, Viktor Andreevich Golomazov, Nikolai Fedorovich Dubrov, Leonid Petrovich Zharkov, Vladimir Alexandrovich Karavai, Vitaly Kuzmich Likhov, Ivan Nikolaevich Petukhov, Kuart Mikhailovich Petrov, Leonid Dmitrievich Rolschikov, Alexei Ivanovich Saveliev, Nikolai Vasilievich Sokolov, Mikhail Petrovich Khlestkin, Karl Borisovich Khusnoyarov, deceased, by Evdokia Mikhailovna Lenkova, administrator, by Nina Karlovna Lenkova, administrator
  • Steel for metal cord
    Patent number: 3984238
    Abstract: Steel comprising (in weight percent) carbon (0.65-0.85), silicon (0.2-0.37), manganese (0.3-0.7), cobalt and calcium, each in the amount of 0.001-0.05 weight percent the remainder being iron.
    Type: Grant
    Filed: May 14, 1975
    Date of Patent: October 5, 1976
    Inventors: Nikolai Nikiforovich Vlasov, Viktor Andreevich Golomazov, Nikolai Fedorovich Dubrov, Leonid Petrovich Zharkov, Vladimir Alexandrovich Karavai, Vitaly Kuzmich Likhov, Ivan Nikolaevich Petukhov, Kuart Mikhailovich Petrov, Leonid Dmitrievich Rolschikov, Alexei Ivanovich Saveliev, Nikolai Vasilievich Sokolov, Mikhail Petrovich Khlestkin, Karl Borisovich Khusnoyarov, deceased, by Evdokia Mikhailovna Lenkova, administratrix, by Nina Karlovna Lenkova, administratrix