ES336772A1 - Procedure for the recovery and use of sulfurous anhydroid. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the recovery and use of sulfurous anhydroid. (Machine-translation by Google Translate, not legally binding)
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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Progil SARL
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Progil SARL
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Priority claimed from FR46938Aexternal-prioritypatent/FR1492843A/en
Application filed by Progil SARLfiledCriticalProgil SARL
Publication of ES336772A1publicationCriticalpatent/ES336772A1/en
Procedure for the recovery and use of sulfur dioxide, contained in the gaseous effluents of a production of sulfuric acid, within an industrial complex for the production of sulfuric acid, phosphoric acid and alkaline phosphates, a process characterized by absorbing sulfur dioxide by a solution of alkaline phosphates, the solution obtained is then subjected to oxidation by means of air or to a treatment with sulfuric acid and then the solution of sulfates and alkaline phosphates thus recovered is directly introduced in a phosphoric acid manufacturing unit. (Machine-translation by Google Translate, not legally binding)
ES336772A1966-02-141967-02-13Procedure for the recovery and use of sulfurous anhydroid. (Machine-translation by Google Translate, not legally binding)
ExpiredES336772A1
(en)