Patents by Inventor Andrei G. Yastrebov

Andrei G. Yastrebov 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).

  • Apparatus for recirculating boiler fluid
    Patent number: 4608945
    Abstract: An apparatus comprises a separator (1) and a jet pump (2) with a feed valve (6) connected in parallel through a bypass pipeline (8). An axially movable hollow cylindrical member (14) having a movable nozzle (17) is installed in a static pressure chamber of the jet pump 2 and a fixed nozzle 19 is installed concentrically with the movable nozzle (17). Overflow openings (18) are provided in the walls of the hollow cylindrical member (14).
    Type: Grant
    Filed: October 2, 1985
    Date of Patent: September 2, 1986
    Assignee: Vsesojuzny Nauchno-Issledovatelsky Institut Atomnogo Energeticheskogo Mashinostroenia
    Inventor: Andrei G. Yastrebov