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:
Mar. 09, 1976
Filed:
Nov. 28, 1973
Applicant:
Inventors:
Giambattista Antonelli, Brugherio (Milan), IT;
Natale Ferlazzo, Milan, IT;
Giancarlo Aglietti, Milan, IT;
Assignee:
Societa' Italiana Resine S.I.R. S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
B01J / ;
U.S. Cl.
CPC ...
252443 ; 252463 ; 2524 / ; 252476 ; 2603 / ;
Abstract
Silver-based catalysts suitable for the production of ethylene oxide are prepared by impregnating a granular support with a decomposable silver salt, drying the impregnated products, and finally heat-treating the dried product at a high temperature, in a gaseous atmosphere containing at least 1 % by volume of carbon dioxide.