F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F02
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F02
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F02B
INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
F02B
INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
77/00
Component parts, details or accessories, not otherwise provided for
77/00
Component parts, details or accessories, not otherwise provided for
F02B77/04
Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines
F02B77/04
Cleaning of, preventing corrosion or erosion in, or preventing unwanted deposits in, combustion engines