Cement system and method for operating a cement system

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United States of America Patent

PATENT NO 8764438
APP PUB NO 20110126738A1
SERIAL NO

13054947

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Abstract

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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 SO3 concentration of at least 5.5% by mass and a CaSO4 proportion of at least 75%, preferably 90%, of the total salt content.

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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
Schulz, Dietmar Beckum, DE 11 68

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