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Asphalt mixts. contg. comminuted phosphorus slag - used as replacement for gravel
Asphalt mixts. contg. comminuted phosphorus slag - used as replacement for gravel
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机译:沥青混合料。续粉碎的磷渣-代替砾石
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摘要
Asphalt mixts. are made with a content of comminuted phosphorus slag, esp. where the slag is used to replace part or all of the gravel or road metal normally used. Phosphorus slag is pref. a crystalline by-prod. obtd. in the thermal decomposition of phosphate ore with coke and gravel in an electric furnace at 1500 deg.C, and consists largely of the stable mineral pseudo-wollastonite.
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