Patents by Inventor Gert Lövgren

Gert Lövgren 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 for collecting a viscous and sticky material
    Patent number: 6332474
    Abstract: When collecting a crude oil material or a similar highly viscous and sticky material, a lubricating fluid is supplied and vacuum is applied.
    Type: Grant
    Filed: July 12, 2000
    Date of Patent: December 25, 2001
    Assignee: Disab Vacuum Technology AB
    Inventors: Karl T. Haugen, Gert Lövgren