G GILLET

exhaust systems for internal combustion engines consisting of pipes, manifolds, active and passive mufflers, catalytic converters; catalytic exhaust gas particles for engines; thermal exhaust manifold reactors for engines; exhaust manifolds of sheet metal; exhaust mufflers; intake mufflers; mufflers for gas lines; enclosure elements mounted so as to surround machines for absorbing the sound generated by the machines

electrical and electronic systems for measuring and/or reducing the sound in gas lines and exhaust systems consisting of electric and electronic sensors for pressure, sound and temperature, electronic amplifiers, electric and electromagnetic actuators, electric motors, piezoelectric drives, electromagnetic and electromagnetic sound transducers, microcomputers, analog/digital convertors and digital/analog convertors; systems for heating exhaust gas consisitng of electric plasma generators, electric heating elements and electric spark plugs

exhaust pipes for engines

research and development in the fields of sound absorption and waste gas purification for third parties