Patents by Inventor Peter Karel Anna-Maria ZWYSEN

Peter Karel Anna-Maria ZWYSEN 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).

  • Liquid-injected compressor or expander element and method for controlling the liquid injection of a compressor or expander device
    Patent number: 11149733
    Abstract: Liquid-injected compressor element or expander element with a housing that comprises a rotor chamber in which at least on rotor is rotatably affixed, whereby the element is further provided with a connection for an injection circuit for the injection of liquid into the element, whereby the connection to the injection circuit is realised by means of an injection point in the housing that opens into the first compression chamber or expansion chamber. The connection to the injection circuit is additionally realised by means of an additional injection point in the housing that opens into a second or subsequent compression chamber or expansion chamber.
    Type: Grant
    Filed: August 23, 2016
    Date of Patent: October 19, 2021
    Assignee: ATLAS COPCO AIRPOWER, NAAMLOZE VENNOOTSCHAP
    Inventors: Christian Schmitz, Johan Julia J. Dom, Peter Karel Anna-Maria Zwysen
  • LIQUID-INJECTED COMPRESSOR OR EXPANDER ELEMENT AND METHOD FOR CONTROLLING THE LIQUID INJECTION OF A COMPRESSOR OR EXPANDER DEVICE
    Publication number: 20190316585
    Abstract: Liquid-injected compressor element or expander element with a housing that comprises a rotor chamber in which at least on rotor is rotatably affixed, whereby the element is further provided with a connection for an injection circuit for the injection of liquid into the element, whereby the connection to the injection circuit is realised by means of an injection point in the housing that opens into the first compression chamber or expansion chamber. The connection to the injection circuit is additionally realised by means of an additional injection point in the housing that opens into a second or subsequent compression chamber or expansion chamber.
    Type: Application
    Filed: August 23, 2016
    Publication date: October 17, 2019
    Applicant: Atlas Copco Airpower, Naamloze Vennootschap
    Inventors: Christian SCHMITZ, Johan Julia J. DOM, Peter Karel Anna-Maria ZWYSEN