Patents by Inventor Robert C. Bellomy

Robert C. Bellomy 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).

  • Bitumen compositions containing bitumen, polymer and sulfur
    Patent number: 5371121
    Abstract: Disclosed are asphalt compositions prepared from bitumen, a tri-block copolymer of styrene and butadiene, and from about 0.015 to about 0.075 weight percent of elemental sulfur. The asphalt compositions described herein are useful in industrial applications, such as in hot mix asphalts useful in preparing aggregates for road paving.
    Type: Grant
    Filed: June 23, 1993
    Date of Patent: December 6, 1994
    Assignee: Chevron Research and Technology Company
    Inventors: Robert C. Bellomy, Edgar L. McGinnis