SABLES BITUMEUX (GISEMENTS)
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BTPÉTROLE ET GAS (GISEMENTS DE PÉTROLE ET DE GAS)
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UDC553.984
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Descriptor GERERDÖLSAND (LAGERSTÄTTEN)
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Descriptor ENGPETROLEUM BEARING SANDS (MINERAL DEPOSITS)
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Descriptor FRESABLES BITUMEUX (GISEMENTS)
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Variant GERERDÖLGESTEINE (LAGERSTÄTTEN)
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Variant ENGPETROLEUM BEARING ROCKS (MINERAL DEPOSITS)
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Variant FREBITUMEUX/SABLES BITUMEUX (GISEMENTS)
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Variant FREROCHES BITUMEUSES (GISEMENTS)
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Variant FREBITUMEUSES/ROCHES BITUMEUSES (GISEMENTS)