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Title:
METHOD FOR PREVENTING CHLORINE DEPOSITION ON THE HEAT- TRANSFERRING SURFACES OF A BOILER
Document Type and Number:
WIPO Patent Application WO2006134227
Kind Code:
B1
Abstract:
The invention relates to a method for preventing chlorine deposition on the heat- transferring surfaces of a boiler, particularly on the superheater, in which boiler a fuel with a chlorine content, such as a biomass or waste fuel, is burned. And to which steam boiler is fed, preferably in the superheater area, a compound with a sulphate content, which forms a particular reagent to fix alkali compounds . The said compound is ferric (III) sulphate, Fe2 (SO4)3 and/or aluminium (III) sulphate, Al2 (SO4)3 .

Inventors:
AHO MARTTI (FI)
Application Number:
PCT/FI2006/050252
Publication Date:
February 08, 2007
Filing Date:
June 12, 2006
Export Citation:
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Assignee:
VALTION TEKNILLINEN (FI)
AHO MARTTI (FI)
International Classes:
C10L10/04; C23F15/00; F23B90/00; C10L
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