Patents by Inventor Gunther Zoche

Gunther Zoche 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).

  • Sealing composition for soil barriers
    Patent number: 4822420
    Abstract: Disclosed is a sealing composition for soil barriers. The composition is formed of 50 to 95% of a solids mixture of clay minerals and fillers, the clay mineral being 5 to 90% of the solids mixture; a binding agent which is a mixture of an aqueous solution of alkali water glass with a silane of the formula R--Si(OR'.sub.3) in which R is an aliphatic moiety of 1 to 6 carbon atoms, which may be substituted with reactive groups, and R' represents identical or different alkyl moieties of 1 to 4 carbon atoms; and water.
    Type: Grant
    Filed: February 25, 1987
    Date of Patent: April 18, 1989
    Assignee: Huels Troisdorf AG
    Inventors: Rudolf Burkhardt, Hansjurgen Hass, Reiner Hitze, Gunther Zoche