| 摘要 |
<p>A powder additive containing dicalcium phosphate and ammonium chloride in combination with 0, 1 or several of the following further ingredients: perborate, a manganese compound, salpetre, iron vitriol, magnesium sulphate and calcium nitrate. The powder additive can be used to counteract the formation of deposits in furnace, boiler and filter, as well as for the reduction of environmental contaminating discharges during combustion of solid materials.</p> |
