US Patent Issued to Saudi Arabian Oil on Oct. 20 for "Composite pipe" (Saudi Arabia, American Inventors)

ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,768,476, issued on Oct. 20, was assigned to Saudi Arabian Oil Co. (Dhahran, Saudi Arabia).

"Composite pipe" was invented by Mahmoud A. Dweib (Arlington, Wash.), Omar A. Aljallal (Dammam, Saudi Arabia) and Haytham A. Otaibi (Dhahran, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composite pipe includes a hollow, cylindrical liner, a flange end attachment comprising a flange and a cylindrical main body with a bore extending therethrough within which an end portion of the liner is disposed, and a thermoset outer layer comprising resin-impregnated filaments. The filaments of the thermoset outer layer are in contact with and wound about at le...