Patent classifications
C
CHEMISTRY; METALLURGY
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C03
GLASS; MINERAL OR SLAG WOOL
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C03B
MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
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2211/00
Heating processes for glass melting in glass melting furnaces
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C03B2211/20
Submerged gas heating
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C03B2211/22
by direct combustion in the melt
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