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Method for high utilization of phosphogypsum
Method for high utilization of phosphogypsum
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机译:磷石膏的高利用率方法
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摘要
This invention relates to a method for high-temperature utilization of phosphogypsum wherein phosphogypsum or phosphogypsum along with power plant ashes in an amount from 2 to 75% per weight relative to the total dry mass of the materials, and a ground fuel are agglomerated and then the produced granulated material is sintered in a rotary furnace at a temperature 1000 - 1150°C, the agglomeration step being a wet process with water added to the mixture of dry raw materials and/or originating from wet raw materials.
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