Patents by Inventor Heinrich Wefing

Heinrich Wefing 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).

  • Arrangement for cooling a gas produced in a gasifier
    Patent number: 4466384
    Abstract: Product gas produced in a gasifier is cooled in a waste heat system consisting of a radiation part and a convection part connected thereto. The radiation part and the convection part each contain a pressure vessel with an insert provided therein at a distance. These are constructed by pipes welded gas-tightly together. The inserts are arranged removably in the pressure vessel. A free stabilization space is provided within the insert of the radiation part in the region of the gas inlet. Platen heating surfaces are located in flow direction of the product gas. The radiation part is provided separate from the gasifier and is connected thereto by a pipe conduit.
    Type: Grant
    Filed: March 7, 1983
    Date of Patent: August 21, 1984
    Assignee: Deutsche Babcock Anlagen Aktiengesellschaft
    Inventors: Erich Maurer, Aruth Rafael, Heinrich Wefing