Patents by Inventor Heinz-Herbert Lindenau

Heinz-Herbert Lindenau 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 and apparatus for transporting commodities, especially liquid commodities, at temperatures above their congealing point in tanks or tank containers, as well as a method and apparatus for cleaning the tanks or tank containers
    Patent number: 5133041
    Abstract: A method and an apparatus for transporting commodities, especially liquid commodities above their congealing temperature in a tanks or tank containers. At least a partial flow of hot exhaust gases of an internal combustion engine of a tank vehicle or tank container vehicle flows through a heat exchanger through which passes the heat transfer oil in a closed cycle and yields heat to the heat transfer oil and an electrically heated heat exchanger yields heat to the heat transfer oil and the heat transfer oil transfers heat to the commodity through a tank or tank container wall heat exchanger. The heat transfer oil is conducted in a closed cycle in a regulation circuit including the heat exchanger through which the exhaust gas passes and the electrical heat exchanger.
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: July 21, 1992
    Inventors: Gerhard Richter, Heinz-Herbert Lindenau