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. 20, 2007
Filed:
Aug. 06, 2002
Applicants:
Christoph Weckbecker, Gründau-Lieblos, DE;
Horst Krull, Hanau, DE;
Jürgen Bilz, Freigericht, DE;
Klaus Huthmacher, Gelnhausen, DE;
Hans Joachim Hasselbach, Gelnhausen, DE;
Inventors:
Christoph Weckbecker, Gründau-Lieblos, DE;
Horst Krull, Hanau, DE;
Jürgen Bilz, Freigericht, DE;
Klaus Huthmacher, Gelnhausen, DE;
Hans Joachim Hasselbach, Gelnhausen, DE;
Assignee:
Degussa AG, Düsseldorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 323/00 (2006.01); C07C 57/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a process for the preparation of methionine of high bulk density, in which a mixture which comprises a compound which has a foaming action and a compound which influences the crystallization is added to the hydrolysis solution, and to the mixture itself.