Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F23
COMBUSTION APPARATUS; COMBUSTION PROCESSES
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F23C
METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN; A CARRIER GAS OR; AIR
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99/00
Subject-matter not provided for in other groups of this subclass
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F23C99/003
Combustion process using sound or vibrations
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