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:
Aug. 20, 1991
Filed:
Dec. 12, 1988
Applicant:
Inventors:
Alexander Alon, Haifa, IL;
Philip W Staal, Elkhart, IN (US);
Assignee:
Haarmann & Reimer Corp., Springfield, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
562584 ; 522580 ;
Abstract
Alkali metal citrates are prepared by the addition of an alkaline alkali metal base or salt to citric acid solutions and recovered in solid form by the addition of a C.sub.1 to C.sub.5 alcohol to the solution to cause precipitation.