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:
Feb. 28, 2012
Filed:
Jun. 12, 2007
Applicants:
Philippe Krafft, Rhode Saint Genese, BE;
Patrick Gilbeau, Braine-le-Comte, BE;
Dominique Balthasart, Brussels, BE;
Inventors:
Philippe Krafft, Rhode Saint Genese, BE;
Patrick Gilbeau, Braine-le-Comte, BE;
Dominique Balthasart, Brussels, BE;
Assignee:
Solvay (Societe Anonyme), Brussels, BE;
Primary Examiner:
Int. Cl.
CPC ...
C07C 31/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a crude glycerol-based product comprising glycerol alkyl ethers, to a purification process comprising a treatment of evaporative concentration, of evaporative crystallization, of distillation, of fractional distillation, of stripping, or of liquid-liquid extraction and to the use of the purified product in the manufacture of dichloropropanol.