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Publication of FR533523ApublicationCriticalpatent/FR533523A/fr
C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
C01B32/00—Carbon; Compounds thereof
C01B32/30—Active carbon
C01B32/354—After-treatment
C01B32/36—Reactivation or regeneration
C01B32/366—Reactivation or regeneration by physical processes, e.g. by irradiation, by using electric current passing through carbonaceous feedstock or by using recyclable inert heating bodies
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FR533523D1914-02-281921-02-15Procédé d'obtention du charbon de cornue pur
ExpiredFR533523A
(fr)