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Filter for the abatement of solid particles and unburned hydrocarbons entrained in the exhaust gases from internal combustion engines.
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Equipment for engineering work and servicing carried out on the cylinder heads of internal combustion engines
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Fuel-economy and emission-control device for internal combustion engines
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Frusto-conical, spiral fuel economization and pollution reduction device for use with carburetors of internal combustion engines
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Frusto-conical, spiral fuel economization and pollution reduction device for use with carburetors of internal combustion engines
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Fuel economiser for IC engine - has spiral insert between carburettor and suction manifold