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. 13, 1987
Filed:
Jan. 14, 1985
Applicant:
Inventors:
Dieter Merkel, Ludwigshafen, DE;
Wolfgang Muehlthaler, Hemsbach, DE;
Hans Diem, Mannheim, DE;
Guenther Matthias, Frankenthal, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562606 ;
Abstract
Calcium propionate is prepared by passing a vaporous mixture of propionic acid and water into an aqueous solution containing calcium propionate and calcium hydroxide, with or without propionic acid.