C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
C07C303/04—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups
C07C303/06—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with sulfuric acid or sulfur trioxide
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
C07C303/32—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of salts of sulfonic acids
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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Procede pour regenerer des huiles lubrifiantes usagees par traitement a l'aide d'agents reducteurs du type hydrure et huiles regenerees par ce procede
Procédé de récupération, en partant d'un mélange de gaz se composant d'hydrocarbures et renfermant des corps non saturés, des oléfines contenant plus de deux atomes de carbone, sous forme de sulfates acides.
Procédé de fabrication d'esters méthyliques d'acides gras à partir d'une huile ou graisse naturelle, esters méthyliques tels qu'ainsi obtenus et leur utilisation