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. 09, 1990
Filed:
Nov. 13, 1987
Applicant:
Inventors:
Serge Delavarenne, Saint Germain en Laye, FR;
Michel Fauconet, St. Avold, FR;
Michel Simon, Harnes, FR;
Jean Sommer, Strasbourg, FR;
Assignee:
Societe Chimique des Charbonnages, S.A., Cedex, FR;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562851 ; 502119 ;
Abstract
Catalytic process for the manufacture of acid fluoride selected from isobutyryl fluoride, methyl-2 butyryl fluoride, and pivaloyl fluoride from carbon monoxide, hydrogen fluoride, and an aliphatic hydrocarbon stream comprising principally an alkane having 3 to 4 carbon atoms, comprising the following series of stages: