Patents by Inventor Robert Ehrich

Robert Ehrich 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 of damping surges in recirpocating compressors
    Patent number: 4801245
    Abstract: One or more throttles are accommodated in a compression line and/or in a suction line to damp surges in reciprocating compressors. The size of the open cross-section of the throttle can be varied. The size is established to prevent surges from exceeding a prescribed limit.
    Type: Grant
    Filed: April 8, 1988
    Date of Patent: January 31, 1989
    Assignee: Borsig GmbH
    Inventors: Peter de Haas, Robert Ehrich, Reidar Joergensen