Patents by Inventor Erich Hauck

Erich Hauck 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).

  • Inner lining for tanks containing liquids, in particular gasoline, and a tank made with it
    Patent number: 5877932
    Abstract: The inner lining for a tank holding an explosive and flammable liquid, such as gasoline, includes a gasoline-resistant inner envelope (6) and an intermediate layer (5) contacting it between the inner envelope and an interior wall of the tank. The intermediate layer (5) is air-permeable and electrically conductive. The inner envelope (6) has a diffusion-proof outer layer (6a) on its side facing the tank wall and an electrically conductive inner layer (6b) on its inside facing the interior of the tank.
    Type: Grant
    Filed: August 13, 1996
    Date of Patent: March 2, 1999
    Assignee: Wuelfing+Hauck GmbH+Co. KG
    Inventor: Erich Hauck