Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F23
COMBUSTION APPARATUS; COMBUSTION PROCESSES
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F23D
BURNERS
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2900/00
Special features of, or arrangements for burners using fluid fuels or solid fuels suspended in a carrier gas
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F23D2900/14
Special features of gas burners
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F23D2900/14062
for cooking ranges having multiple flame rings
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