Coolants for large reciprocating engines for power generation and gas compression used for industrial applications, and not for use with land vehicle engines; chemical additives for enhancing the performance of fuel used to power large reciprocating engines for power generation and gas compression used for industrial applications, and not for use with land vehicle engines.

Motors and engines not for land vehicles and replacement parts.

Engines and motors (other than for land vehicles), particularly diesel engines, gas engines; ignition devices for internal combustion engines; sparkplugs; current generators; installations and apparatus for treating engine and motor exhaust fumes; exhaust gas catalysts (machine parts), thermoreactors (machine parts)

Automatic control and monitoring equipment for combustion engines; optical probes for monitoring combustion chambers for combustion engines

Industrial oils and greases, lubricants; dust controlling compositions; fuels and illuminants; candles and wicks for lighting.

Industrial oils and greases, wax; lubricants; dust absorbing, wetting and binding compositions; fuels and illuminants; candles and wicks for lighting.

Stationary gas engines and diesel engines for the generation of electric power and heat; gas turbines and compressors as far as included in this Class