Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F22
STEAM GENERATION
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F22B
METHODS OF STEAM GENERATION; STEAM BOILERS
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33/00
Steam-generation plants, e.g. comprising steam boilers of different types in mutual association
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F22B33/12
Self-contained steam boilers, i.e. comprising as a unit the steam boiler, the combustion apparatus, the fuel storage, accessory machines and equipment
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