Patents by Inventor Gennady Egorovich Strepetov

Gennady Egorovich Strepetov 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 of plasma multiarc welding by permanently burning direct-current arcs
    Patent number: 4119828
    Abstract: A method of plasma multiarc welding by permanently burning direct-current arcs of different polarities makes use of a plasma forming gas and shielding mediums and the arcs are located so that the adjacent arcs have opposite polarities, consisting, according to the invention, in that all arcs are started between nonconsumable electrodes and a workpiece or some arcs are started between nonconsumable electrodes and a workpiece and other arcs are started between consumable electrodes and a workpiece, the currents of all arcs and the distance between the arcs being set so that the ratio of the product of the currents of two adjacent arcs to the distance therebetween is equal or more than 6.10.sup.3 A.sup.2 /cm.
    Type: Grant
    Filed: February 8, 1977
    Date of Patent: October 10, 1978
    Assignee: Vsesojuzny Nauchno-Issledovatelsky Proektno-Konstruktorsky i Tekhnologichesky Institut Elektrosvarochnogo Oborudovania
    Inventors: David Grigorievich Bykhovsky, Arkady Leonidovich Bolotnikov, Gennady Egorovich Strepetov, Alexandr Ivanovich Danilov