Patents by Inventor Boris I. Zadneprovsky

Boris I. Zadneprovsky 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).

  • Process for growing diamonds
    Patent number: 4406871
    Abstract: A process for growing diamonds from carbonaceous compounds at high temperatures and pressures within the range of thermodynamic stability of diamond in the presence of metals-catalysts-solvents and active compounds. As such active compounds use is made of cyanamide and/or its metal derivatives of the first, second or eighth Groups.The herein-proposed process can be employed for manufacturing diamonds fit for use in the tool-making industry and in solid-state (semiconductor) instruments.
    Type: Grant
    Filed: April 30, 1981
    Date of Patent: September 27, 1983
    Inventors: Mikhail I. Samoilovich, Boris I. Zadneprovsky, Albert V. Nikitin, Jury M. Putilin, Vladimir M. Radyansky, Anatoly A. Shaposhnikov