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:
Apr. 21, 2015
Filed:
Sep. 15, 2010
Applicant:
Hannes Piringer, Beinwill am See, CH;
Inventor:
Hannes Piringer, Beinwill am See, CH;
Assignee:
Maerz Ofenbau AG, , CH;
Primary Examiner:
Int. Cl.
CPC ...
F27D 1/12 (2006.01); F27B 1/02 (2006.01); C04B 2/12 (2006.01); F27B 1/26 (2006.01); F27D 19/00 (2006.01); F27D 21/00 (2006.01);
U.S. Cl.
CPC ...
F27B 1/02 (2013.01); C04B 2/12 (2013.01); F27B 1/26 (2013.01); F27D 19/00 (2013.01); F27D 21/0014 (2013.01);
Abstract
The method according to the invention for operating a PFR lime kiln having at least two shafts, which each have a preheating zone, a combustion zone and a cooling zone, and an overflow channel which connects the two shafts, substantially comprises the following method steps: