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:
Apr. 24, 2012
Filed:
Jul. 28, 2006
Applicants:
Jan Cervenka, Oslo, NO;
Khalid Hussain, Oslo, NO;
Arne W. Aabye, Oslo, NO;
Inventors:
Assignee:
GE Healthcare AS, Olso, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 22/00 (2006.01); C07C 25/00 (2006.01); C07C 17/38 (2006.01); C07C 233/00 (2006.01); C07C 235/00 (2006.01); C07C 237/00 (2006.01); C07C 239/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention describes a process for the purification of iodinated aryl compounds where the purification is performed by continuous crystallization of a crude product in a solvent with removal of at least a fraction of the solvent. The continuous crystallization process is performed in one or more crystallizers at the boiling point of the content of the crystallizer.