Patents by Inventor Helmut Dietsche

Helmut Dietsche 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 the preparation of vinylchlorosilanes
    Patent number: 5344950
    Abstract: A process for the continuous production of vinylchlorosilanes by reacting vinyl chloride with chlorosilanes at elevated temperature consists of a heatable reaction tube having an internal diameter d.sub.1 and a tubular displacement body having an external diameter d.sub.2 mounted within the reaction tube in an axially symmetrical arrangement and extending over the entire length of the reaction tube, the diameter d.sub.2 being smaller than the diameter d.sub.1.
    Type: Grant
    Filed: January 25, 1993
    Date of Patent: September 6, 1994
    Assignee: Huls Aktiengesellschaft
    Inventors: Willy Hange, Helmut Dietsche, Claus-Dietrich Seiler
  • Process for the preparation of vinyltrichlorosilane
    Patent number: 5075480
    Abstract: The manufacture of vinyltrichlorosilane by reacting vinylchloride with trichlorosilane at a temperature of 400.degree. to 750.degree. C. in a tubular reactor with a rotating displacement body axial-symmetrically disposed therein is improved by heating the reactants to a temperature of 120.degree. to 400.degree. C. prior to their introduction into the reactor.
    Type: Grant
    Filed: April 30, 1991
    Date of Patent: December 24, 1991
    Assignee: Huels Aktiengesellschaft
    Inventors: Willy Hange, Claus-Dietrich Seiler, Emanuel Fiolitakis, Uwe Schon, Helmut Dietsche