Patents by Inventor Wilford S. Baker

Wilford S. Baker 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).

  • Cement compositions containing a polysaccharide and a salt and method of cementing casing in a well
    Patent number: 4662943
    Abstract: A novel cement composition comprising (1) cement, (2) at least one salt, and (3) at least one polysaccharide or mixture of polysaccharides having a solution time greater than about 10 minutes; aqueous slurries prepared from these novel cement compositions and a method of cementing casing in the borehole of a well using such novel aqueous cement slurries.
    Type: Grant
    Filed: June 12, 1984
    Date of Patent: May 5, 1987
    Assignee: Chevron Research Company
    Inventors: Wilford S. Baker, James J. Harrison
  • Cement compositions and method of cementing casing in a well
    Patent number: 4573534
    Abstract: A novel cement composition comprising (1) cement, (2) at least one polysaccharide, and (3) a viscosity modifying amount of a 1,2-dicarbonyl; aqueous slurries prepared from these novel cement compositions and a method of cementing casing in the borehole of a well using such novel aqueous cement slurries.
    Type: Grant
    Filed: June 12, 1984
    Date of Patent: March 4, 1986
    Assignee: Gulf Oil Corporation
    Inventors: Wilford S. Baker, James J. Harrison
  • Cement composition and method of cement casing in a well
    Patent number: 4462836
    Abstract: A novel cement composition for the preparation of a novel aqueous slurry useful in cementing casing in the borehole of a well comprising (1) cement, (2) (a) a hydroxyethylcellulose ether or (2) (b) a mixture of a hydroxyethylcellulose ether and a hydroxypropylcellulose ether, (3) a polysaccharide produced as a result of microbial action and (4) a dispersant.
    Type: Grant
    Filed: February 15, 1983
    Date of Patent: July 31, 1984
    Assignee: Gulf Oil Corporation
    Inventors: Wilford S. Baker, James J. Harrison
  • Cement composition and method of cement casing in a well
    Patent number: 4462837
    Abstract: A novel cement composition for the preparation of a novel aqueous slurry useful in cementing casing in the borehole of a well comprising (1) cement, (2) (a) a hydroxyethylcellulose ether having a critical viscosity or (2) (b) a mixture of a hydroxyethylcellulose ether having a critical viscosity and of a hydroxypropylcellulose ether having a critical viscosity and (3) a dispersant.
    Type: Grant
    Filed: February 15, 1983
    Date of Patent: July 31, 1984
    Assignee: Gulf Oil Corporation
    Inventors: Wilford S. Baker, James J. Harrison