Patents by Inventor Horst Kutscher

Horst Kutscher 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 vacuum treating metal melts, and vessel for use in the method
    Patent number: 4612044
    Abstract: In a method of vacuum treating metal melts, especially steel melts, a vacuum syphon vessel (1) is used with its suction pipe (2) dipping into the melt (4) in a ladle (3) so that a portion of the melt is drawn into the vessel (1) and is varied between levels (A) and (B), and oxygen surrounded by a protective medium is blown horizontally into the melt in the vessel (1) below the surface of the melt through one or more nozzles (6) immediately above the bottom (5) of the vessel (1) and/or in the upper part of the suction pipe (2).
    Type: Grant
    Filed: July 30, 1985
    Date of Patent: September 16, 1986
    Assignee: VACMETAL Gesellschaft fur Vakuum-Metallurgie mbH
    Inventors: Horst Kutscher, Gernot Zahs
  • Method for the production of quality steels
    Patent number: 4199350
    Abstract: A method for producing steels within a very close analysis tolerance in which the raw materials are melted down in a first vessel, the melt is then tapped into a second vessel in which deslagging is accomplished, and thereafter the melt is subjected to treatment under a vacuum. An apparatus for carrying out the method is also described.
    Type: Grant
    Filed: March 10, 1978
    Date of Patent: April 22, 1980
    Assignee: Vacmetal Gesellschaft fur Vakuummetallurgie mbH
    Inventors: Horst Kutscher, Gernot Zahs
  • Method and apparatus for the production of quality steels
    Patent number: 4094495
    Abstract: A method for producing steels within a very close analysis tolerance in which the raw materials are melted down in a first vessel, the melt is then tapped into a second vessel in which deslagging is accomplished, and thereafter the melt is subjected to treatment under a vacuum. An apparatus for carrying out the method is also described.
    Type: Grant
    Filed: April 22, 1976
    Date of Patent: June 13, 1978
    Assignee: Vacmetal Gesellschaft fur Vakuum'-Metallurgie mbH
    Inventors: Horst Kutscher, Gernot Zahs