Patent classifications
C
CHEMISTRY; METALLURGY
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C10
PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
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C10B
DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
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47/00
Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
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C10B47/32
in ovens with mechanical conveying means
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C10B47/34
with rotary scraping devices
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