Patents by Inventor Alain H. Gavignet

Alain H. Gavignet 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).

  • Well logging tool
    Patent number: 4452076
    Abstract: A well logging tool, for use within a well borehole having a flowing fluid therein, has a selective bypass means for directing a portion of the flowing fluid away from the housing of the well logging tool upon the flowing fluid exerting a predetermined pressure force upon a packer, whereby damage to the packer from increased pressure forces is minimized and flow characteristics of a fluid flowing at widely varying flow rates may be measured.
    Type: Grant
    Filed: June 21, 1982
    Date of Patent: June 5, 1984
    Assignee: Schlumberger Technology Corporation
    Inventors: Alain H. Gavignet, Walter E. Cubberly, Jr.