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IG Farbenindustrie AG
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IG Farbenindustrie AG
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C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
C01B17/00—Sulfur; Compounds thereof
C01B17/02—Preparation of sulfur; Purification
C01B17/027—Recovery of sulfur from material containing elemental sulfur, e.g. luxmasses or sulfur containing ores; Purification of the recovered sulfur
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FR776570D1934-07-301934-07-30
Process for obtaining sulfur
ExpiredFR776570A
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