Patents Assigned to Calgene Chemical, Inc.
  • Polyglycerol esters as functional fluids and functional fluid modifiers
    Patent number: 5380469
    Abstract: High viscosity functional fluids prepared by reacting a polyglycerol with a triglyceride oil or fat. The reaction products can be used as high viscosity lubricants or blended with triglyceride-based functional fluids for use in mud drilling, as low temperature lubricants, cutting fluids, hydraulic fluids, and food grade lubricants.
    Type: Grant
    Filed: March 18, 1993
    Date of Patent: January 10, 1995
    Assignee: Calgene Chemical, Inc.
    Inventor: Frank J. Flider