The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 17, 1994
Filed:
Oct. 29, 1992
Applicant:
Inventor:
Emmanuel Arretz, Pau, FR;
Assignee:
Elf Atochem S.A., Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568 26 ; 568 21 ;
Abstract
The invention relates to the manufacture of dimethyl disulphide from methyl mercaptan and sulphur. The process according to the invention is characterized in that it comprises: