HARD COAL + ANTHRACITE (FUEL TECHNOLOGY)
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BTCOAL + SOLID FOSSIL FUELS (FUEL TECHNOLOGY)
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UDC662.71/.74*1*7
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Descriptor GERSTEINKOHLE + ANTHRAZIT (BRENNSTOFFTECHNOLOGIE)
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Descriptor ENGHARD COAL + ANTHRACITE (FUEL TECHNOLOGY)
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Descriptor FREHOUILLE + ANTHRACITE (TECHNOLOGIE DES COMBUSTIBLES)
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Variant GERKOHLE/STEINKOHLE (BRENNSTOFFTECHNOLOGIE)
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Variant GERANTHRAZIT (BRENNSTOFFTECHNOLOGIE)
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Variant ENGCOAL/HARD COAL (FUEL TECHNOLOGY)
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Variant ENGANTHRACITE (FUEL TECHNOLOGY)
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Variant ENGPIT COAL (FUEL TECHNOLOGY)
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Variant ENGMINERAL COAL (FUEL TECHNOLOGY)
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Variant ENGBITUMINOUS COAL (FUEL TECHNOLOGY)
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Variant ENGCOAL/HARD COAL, PIT COAL, MINERAL COAL (FUEL TECHNOLOGY)
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Variant FREANTHRACITE (TECHNOLOGIE DES COMBUSTIBLES)
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Variant FRECHARBON DE TERRE (TECHNOLOGIE DES COMBUSTIBLES)
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NTHARD COAL TECHNOLOGY (FUEL TECHNOLOGY)