Patents by Inventor Viatcheslav Alexeevitch Nikolaev

Viatcheslav Alexeevitch Nikolaev 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 and apparatus for producing directionally solidified castings
    Patent number: 6715534
    Abstract: The present invention relates to an apparatus for metal casting and can be used in producing castings with directional and single crystal structure. The apparatus comprises a vacuum chamber inside which there is disposed an induction melting furnace, a mold preheating furnace with a ceramic mold, and a water-cooled tank being shaped as a truncated cone having a bottom portion and an upper portion which is opened towards a heating zone. The heating zone and the cooling zone are separated by a baffle articulating in a horizontal plane and consisting of segments or sectors. The apparatus allows the production of high quality castings having the directional and single crystal structure including the large sized castings by both the method of radiation cooling and the method of liquid metal cooling.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: April 6, 2004
    Assignees: All-Russian Scientific Research Institute of Aviation Materials, General Electric Company
    Inventors: Vegeny Nikolaevich Kablov, Viktor Vladimirovich Gerasimov, Joseph Markovich Demonis, Viatcheslav Alexeevitch Nikolaev, Elena Mikhailovna Visik