Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Anglo Iranian Oil Co Ltd
Original Assignee
Anglo Iranian Oil Co Ltd
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Publication date
Application filed by Anglo Iranian Oil Co LtdfiledCriticalAnglo Iranian Oil Co Ltd
Application grantedgrantedCritical
Publication of FR1037797ApublicationCriticalpatent/FR1037797A/fr
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
C01B17/90—Separation; Purification
C01B17/92—Recovery from acid tar or the like, e.g. alkylation acids
C01B17/925—Recovery from acid tar or the like, e.g. alkylation acids by processes involving a liquid-liquid extraction
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Chemical & Material Sciences
(AREA)
Organic Chemistry
(AREA)
Inorganic Chemistry
(AREA)
FR1037797D1950-06-011951-05-28Procédé de récupération d'acide sulfurique à partir de produits contenant de l'acide sulfurique usé
ExpiredFR1037797A
(fr)
Procédé pour la séparation des produits de réaction résultant de la fabrication d'acrylnitrile à partir d'acétylène et d'acide cyanhydrique
Procédé d'obtention et de récupération de gypse ou produits analogues à partir de liqueurs résiduaires d'acide sulfurique et produits nouveaux obtenus