Patents by Inventor Guido Wehmeier

Guido Wehmeier 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).

  • Retention system and method for preventing the efflux of substances from installations into the surroundings
    Patent number: 5699840
    Abstract: A retention system is described for collecting substances from installations. This includes at least one outlet line which opens into at least one flexible container which is joined in am essentially pressure-tight manner. The container is attached to a pressure relief valve and serves as a pressure relief safety device for conducting away substances from the installation. The flexible container must be dimensioned at least so that in the filled state it has an internal volume such that the internal pressure of the joint system of outlet line and flexible container virtually corresponds to the external pressure.
    Type: Grant
    Filed: June 13, 1996
    Date of Patent: December 23, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Klaus Alberti, Eberhard Ritter, deceased, Frank Westphal, Guido Wehmeier