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:
Oct. 12, 1976
Filed:
Oct. 01, 1969
Applicant:
Inventors:
Benedetto Calcagno, Milan, IT;
Claudio Divo, Saronno (Varese), IT;
Marcello Ghirga, Bresso (Milan), IT;
Assignee:
Societa' Italiana Resine S.I.R. S.p.A., Milan, IT;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2604 / ; 204123 ; 204149 ;
Abstract
Palladium and copper ethylene-oxidation catalysts, used in production of vinyl acetate, are regenerated by a process including electrolytic deposition of the metals and subsequent reconversion to halides.