Patents by Inventor Erik A. Wolff

Erik A. Wolff 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 a system for separating a mixture
    Patent number: 6872239
    Abstract: A method for separating phases of a mixture comprising and oil-water together with gas. At least a substantial part of the gas is separated from the emulsion before the emulsion is introduced into a separator tank. The oil-water emulsion from which the gas has been separated is conducted to a liquid-liquid cyclone for further separating the phases of the emulsion. The liquid-liquid cyclone is located inside the separator tank. The emulsion is conducted to the separator tank for separating the oil from the water.
    Type: Grant
    Filed: April 23, 2001
    Date of Patent: March 29, 2005
    Assignee: ABB Research Ltd.
    Inventors: Pål J. Nilsen, Erik A. Wolff
  • Method and a system for separating a mixture
    Publication number: 20030146175
    Abstract: A method and a system for separating a mixture that comprises an oil-water emulsion together with gas. The system comprises a separator tank (11) for separating oil from water in the emulsion, and means for separating gas from the emulsion. The means (7) for separating the gas from the emulsion is arranged separately upstream of the separator tank (11).
    Type: Application
    Filed: February 3, 2003
    Publication date: August 7, 2003
    Inventors: Pal J. Nilsen, Erik A. Wolff