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. 03, 2015
Filed:
Nov. 20, 2008
Applicants:
Stefan Leininger, Langenselbold, DE;
Michael Scheibe, Rheinfelden, DE;
Harald Jakob, Hasselroth, DE;
Inventors:
Stefan Leininger, Langenselbold, DE;
Michael Scheibe, Rheinfelden, DE;
Harald Jakob, Hasselroth, DE;
Assignee:
Evonik Treibacher GmbH, Althofen, AT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 7/00 (2006.01); B05D 5/00 (2006.01); C11D 3/39 (2006.01); C01D 5/00 (2006.01); C01D 7/00 (2006.01); C01D 7/38 (2006.01); C11D 17/00 (2006.01);
U.S. Cl.
CPC ...
C11D 3/3942 (2013.01); C01D 5/00 (2013.01); C01D 7/00 (2013.01); C01D 7/38 (2013.01); C11D 17/0039 (2013.01);
Abstract
A process for producing coated sodium percarbonate particles by spray application of a sodium sulfate-containing aqueous solution onto sodium percarbonate particles in a fluidized bed and simultaneous evaporation of water, wherein sodium sulfate and sodium percarbonate-containing dust is used to prepare the sodium sulfate-containing aqueous solution.