0338103-A1 is referenced by 4 patents and cites 4 patents.

In this process, the following substances are added before the combustion of the coal: a) special lime T, containing calcium carbonate and hexagonal carbon, and also b) residual products from the sugar industry, selected from i) syrupy molasses and/or ii) solid substance from beet cleaning and/or iii) carbonate sludge from sugar manufacture. The following process steps are carried out in combination: A. mixing of the coal with the additives according to a) and b), with the addition of c) high-alumina clay; B. if appropriate, bunkering of the mixture obtained according to A with a moisture content of 10 to 25 %; C. grinding of the mixture according to A to a grain size of from 25 to 500 mu m; D. blowing or conveying of the mixture obtained according to C into a lower firing chamber of a combustion furnace; E. blowing the additives consisting of a), b) and c) together with 10 to 25 % by volume of recycled combustion gas into the upper combustion zone of the combustion furnace (flame zone); F. addition of the additive consisting of a), b) and c), but without the component ii), and of d) sodium bicarbonate to the combustion gas cooled down after heat exchange; and G. passing the combustion gas over a dry filter.

Title
Process for diminishing harmful emissions when operating coal combustion plants.
Application Number
EP19880106206 19880419
Publication Number
0338103(A1)
Application Date
April 19, 1988
Publication Date
October 25, 1989
Inventor
Emmerichs Gerhard Dipl Ing
Assignee
Emmerichs Gerhard
IPC
C10L 10/00
B01D 53/34
C10L 10/00
B01D 53/68
B01D 53/60
B01D 53/50
C10L 10/00
B01D 53/68
B01D 53/60
B01D 53/50
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