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C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
C01B17/00—Sulfur; Compounds thereof
C01B17/69—Sulfur trioxide; Sulfuric acid
C01B17/88—Concentration of sulfuric acid
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Organic Chemistry
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FR398212D1908-12-311908-12-31Perfectionnements apportés à l'appareil kessler servant à effectuer la concentration de l'acide sulfurique
ExpiredFR398212A
(fr)