1 Thermostructural composite materials for use in satellites, rocks, missiles, aerospace vehicles, aircraft engines and brakes; synthetic and artificial resins for use in satellites, rockets, missiles, aerospace vehicles, aircraft engines and brakes; plastics in the form of powders, fluids and compounds, for use in the manufacture of satellites, rockets, missiles, aerospace vehicles, aircraft engines and brakes; chemical products for industrial applications, namely, chemicals for hardening and soldering metals, and for use in the manufacture of satellites, rockets, missiles, aerospace vehicles, aircraft engines and brakes; heat-resistant materials, namely, carbon-carbon, carbon-sic, and sic-sic composite materials for use in the manufacture of satellites, rockets, missiles, aerospace vehicles, aircraft engines and brakes; organic and ceramic matrix composite materials (CMO and CMC respectively) for use in the manufacture of satellites, rockets, missiles, aerospace vehicles, aircraft engines and brakes; absorbing carbons for use in the manufacture of satellites, rockets, missiles, aerospace vehicles, aircraft engines and brakes; chemical agents for textile material impregnation; non-metallic, heat resistant materials namely, carbon-carbon materials for use in propulsion, aeronautical brakes, equipment and tools for heat treating furnaces, and thermal protection equipment for nuclear applications; ceramic composites of the SIC/SIC and C/SIC type for use in propulsion and space