Patents by Inventor Aleksandr Vasilievich Kolesnikov

Aleksandr Vasilievich Kolesnikov 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 for producing indium powder
    Patent number: 7166143
    Abstract: The invention relates to non-ferrous metallurgy and may be used for zinc and indium containing materials processing resulting in fine indium powder production by converting indium into a salt compound and subsequent treatment of the latter with a water solution in two stages using a water re-distillate and an acetic acid solution.
    Type: Grant
    Filed: February 4, 2005
    Date of Patent: January 23, 2007
    Assignee: Otkrytoe Aktsionernoe Obschestvo “Chelyabinsky Tsinkovy Zavod”
    Inventors: Vsevolod Vladimirovich Geixman, Leonid Aleksandrovich Kazanbaev, Pavel Aleksandrovich Kozlov, Aleksandr Vasilievich Kolesnikov, Vladimir Leonidovich Kubasov, Sergei Anatolevich Zagrebin