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:
Jul. 01, 2014
Filed:
Jul. 28, 2009
Applicants:
Detlev Kupper, Telgte, DE;
Dietmar Schulz, Beckum, DE;
Inventors:
Detlev Kupper, Telgte, DE;
Dietmar Schulz, Beckum, DE;
Assignee:
Other;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F27B 15/00 (2006.01); F27B 14/00 (2006.01); F27D 7/00 (2006.01); F27B 9/40 (2006.01); F27D 19/00 (2006.01); C04B 7/38 (2006.01); C04B 2/10 (2006.01); C04B 7/60 (2006.01); F23J 11/00 (2006.01); F23J 15/00 (2006.01); F23B 70/00 (2006.01); F23B 80/02 (2006.01); F23C 9/00 (2006.01); F23N 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the method according to the invention for operating a cement plant, the raw meal is preheated in a preheating zone, the preheated material is precalcined in a calcining zone and the precalcined material is finally sintered in a sintering zone. The cement plant is operated in such a manner that the precalcined material which is supplied to the sintering zone has an SOconcentration of at least 5.5% by mass and a CaSOproportion of at least 75%, preferably 90%, of the total salt content.