Patents by Inventor Nikolai V. Kazintsev

Nikolai V. Kazintsev 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).

  • Patent number: 4209057
    Abstract: A method for induction hard-facing, wherein a powder charge is applied to the surface of an item; the item with the powder charge thereon is heated in the electromagnetic field of an inductor until melted to form a hard alloy and a slag, said molten hard alloy being acted upon through the slag layer by a tool carrying on its surface peaks and valleys to form an item with peaks built of hard structural components and of valleys containing plastic components of the melt; the item is then cooled and the action of the tool continued until the hard alloy solidifies completely.
    Type: Grant
    Filed: January 18, 1978
    Date of Patent: June 24, 1980
    Inventors: Valentin N. Tkachev, Boris M. Fishtein, Viktor D. Vlasenko, Nikolai V. Kazintsev