Patents by Inventor Einar B e

Einar B e 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).

  • Electro hydraulic deep well sampling assembly
    Patent number: 5322120
    Abstract: A device for deep well sampling when drilling for, or production of, oil and gas, includes a chamber for receiving samples and a valve for opening and closing such chamber. The device includes a hydraulic system for operating the valve. The hydraulic system, a control panel and control of the sampling device are operated by an electric system located in the panel from which signals are sent via a combined lifting and electric conducting cable.
    Type: Grant
    Filed: December 28, 1992
    Date of Patent: June 21, 1994
    Assignee: Norsk Hydro A.S.
    Inventors: Einar B e, Stig Holgersen, Hans P. Carlsen, Ingvar Stange, Carl Bastiansen