Patents by Inventor Sven Gunnar Fast

Sven Gunnar Fast 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).

  • Environment protective oil skimming and removal apparatus
    Patent number: 3947360
    Abstract: The present invention relates to apparatus for collecting oil or other floating substances from a water surface, comprising a boat having a holding tank and at least one belt conveyor having its lower end submerged and its upper end in communication with the holding tank so that oil or other floating substances are removed from the water and conveyed to the holding tank as the boat progresses through the water.
    Type: Grant
    Filed: October 21, 1974
    Date of Patent: March 30, 1976
    Assignee: Sandco Limited
    Inventor: Sven Gunnar Fast