Patents by Inventor Hans-Wolfgang Luke

Hans-Wolfgang Luke 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).

  • Slag water bath process
    Patent number: 4852997
    Abstract: A method and apparatus for separating slag discharged from a coal gasification reactor to a slag water bath by converging the flow of the slag with a chamber at least partially submerged in the slag water bath such that the flow of slag is converged to a diameter no greater than the diameter of the discharge opening of the slag water bath.
    Type: Grant
    Filed: October 5, 1987
    Date of Patent: August 1, 1989
    Assignee: Shell Oil Company
    Inventors: Clifford C. Segerstrom, Charles V. Sternling, Hans-Wolfgang Luke, Hsi L. Wu
  • Gasification process
    Patent number: 4851013
    Abstract: A process for monitoring the conditions in the reaction zone of a gasifier in a process for the gasification of coal to produce synthesis gas is disclosed, the process being characterized by continual or periodic calculation of the rate of steam production by the heat exchange system of the gasifier, and comparison of the calculated rate with a pre-selected value.
    Type: Grant
    Filed: December 29, 1987
    Date of Patent: July 25, 1989
    Assignee: Shell Oil Company
    Inventor: Hans-Wolfgang Luke