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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17/00
Forming; molten; glass by flowing-out, pushing-out,; extruding; or drawing downwardly or laterally from forming slits or by overflowing over lips
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C03B17/067
combined with thermal conditioning of the sheets
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