Device and system for producing cement clinker

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United States of America Patent

PATENT NO 8876970
SERIAL NO

13063813

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Abstract

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In the method according to the invention for producing cement clinker, raw cement meal is preheated in a preheater, the preheated raw cement meal is precalcined in a calciner and the precalcined raw cement meal is burnt in a kiln, fuel and combustion air having an oxygen content of at least 75 mol % being used in the calciner, and the raw cement meal being precalcined in a fluidised bed in the calciner. The exhaust gases occurring in the kiln are delivered to the preheater, bypassing the calciner, and the exhaust gases of the calciner are delivered to a CO2 preparation device.

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Patent Owner(s)

Patent OwnerAddress
THYSSENKRUPP POLYSIUS AKTIENGESELLSCHAFTGRAF-GALEN STR 17 BECKUM 59269

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kupper, Detlev Telgte, DE 18 107

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