Patents Assigned to Shell Oil Compay
  • Polybutylene gel filled cables
    Patent number: H624
    Abstract: A slow forming, thermally reversible gel for filling cables at or below the polybutylene use temperature, which comprises a butene-1 polymer or copolymer which may contain either or both ethylene comonomer and a styrene-ethylene-butylene-styrene block copolymer, and the rest naphthenic or paraffinic oil with an oil aromatic content up to 25% by weight.
    Type: Grant
    Filed: February 20, 1987
    Date of Patent: April 4, 1989
    Assignee: Shell Oil Compay
    Inventors: Dale L. Handlin, Jr., Robert G. Lutz, William H. Korcz