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FREDERIC SCHIFF
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FREDERIC SCHIFF
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C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G OR C10K; LIQUIFIED PETROLEUM GAS; USE OF ADDITIVES TO FUELS OR FIRES; FIRE-LIGHTERS
C10L5/00—Solid fuels
C10L5/02—Solid fuels such as briquettes consisting mainly of carbonaceous materials of mineral or non-mineral origin
C10L5/04—Raw material of mineral origin to be used; Pretreatment thereof
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FR859778D1939-05-301939-05-30Procédé d'obtention d'anthracite artificiel et produit en résultant
ExpiredFR859778A
(fr)