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:
Sep. 18, 2001
Filed:
Feb. 25, 1999
Applicant:
Inventors:
Rainer Kohlen, Wehrheim, DE;
Lothar Kaiser, Heusenstamm, DE;
Alexander Ruhs, Rheinfelden, DE;
Birgit Bertsch-Frank, Gründau, DE;
Assignee:
Degussa AG, Dusseldorf, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05C 5/00 ;
U.S. Cl.
CPC ...
B05C 5/00 ;
Abstract
The invention relates to a fluidized bed reactor for the continuous production of fluidized bed granules. The reactor is characterized by a discharge device designed as a siphon pipe or siphon weir. The fluidized bed reactor permits a trouble-free continuous operation of the fluidized bed stage and of a connected, continuous subsequent stage. A preferred fluidized bed reactor comprises two chambers that are in communication via the discharge device according to the invention.