Optical remote-sensing computer hardware and software system comprised of a broadband optical transmitter and an infrared optical receiver for measuring and detecting methane and ethane gases

Two and three component systems comprised of polyurethane for casting roller wheels, jigs, fixtures and linings, coatings and other molded goods for use in transport, aerospace, mining, quarrying and general engineering applications

TWO-COMPONENT SYSTEM OF URETHANE PLASTICS FOR HOME OR INDUSTRIAL USE