FR700268A - Procédé de fabrication d'acide sulfurique à partir de gaz d'échappement de saturateurs d'ammoniaque, contenant de l'hydrogène sulfuré
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Procédé de fabrication d'acide sulfurique à partir de gaz d'échappement de saturateurs d'ammoniaque, contenant de l'hydrogène sulfuré
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Dr C Otto and Co GmbH
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Dr C Otto and Co GmbH
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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
C01B17/74—Preparation
C01B17/76—Preparation by contact processes
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Organic Chemistry
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Inorganic Chemistry
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FR700268D1930-04-281930-04-28Procédé de fabrication d'acide sulfurique à partir de gaz d'échappement de saturateurs d'ammoniaque, contenant de l'hydrogène sulfuré
ExpiredFR700268A
(fr)
Procédé d'utilisation, en cycle continu, des lessives de décapage à acide sulfurique avec récupération de l'acide sulfurique libre des solutions de décapage finales