Patents by Inventor Nikolai Nikolaevich Shipkov

Nikolai Nikolaevich Shipkov 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).

  • Graphite-base filling material for the decomposition of alkali metal amalgams and method of producing same
    Patent number: 4042656
    Abstract: A graphite-base filling material for the decomposition of alkali metal amalgams, said material containing titanium carbide and incorporating the ingredients in an amount between 69 and 35 wt % for the graphite and between 31 and 65 wt % for the titanium carbide.The method of producing the material disclosed consists in that a carbon filler, a carbon-containing binding agent and titanium or titanium carbide or titanium oxide are intermixed. The titanium or said titanium compounds is used in an amount between 24.8 and 52 wt %, the titanium carbide or titanium oxide being taken in terms of titanium. The mixture obtained is moulded and the blanks moulded are fired at a temperature between 500.degree. and 1200.degree. C. Next, the blanks fired are graphitized at a temperature between 1700.degree. and 1800.degree. C.
    Type: Grant
    Filed: April 21, 1975
    Date of Patent: August 16, 1977
    Inventors: Vladimir Petrovich Chviruk, Nina Vasilievna Koneva, Alexandr Afanasievich Kilkinov, Alexandr Viktorovich Demin, Nikolai Nikolaevich Shipkov, Konstantin Alexeevich Kosinsky, Georgy Mikirtychevich Kamarian, Ernest Elizarovich Nemirovsky, Igor Nikolaevich Samokhin