Patents by Inventor William M. Carnicom

William M. Carnicom 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).

  • Invert emulsion well servicing fluids
    Patent number: 4436636
    Abstract: An invert emulsion well servicing fluid containing an oleaginous phase, an aqueous phase, an invert emulsifier and an effective amount of a solid, particulate polyolefin having a density of about 0.90 gms/cc or greater.
    Type: Grant
    Filed: December 21, 1981
    Date of Patent: March 13, 1984
    Assignee: NL Industries, Inc.
    Inventor: William M. Carnicom