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Kairouan new calcium carbonate mineral processing production line

Kairouan new calcium carbonate mineral processing production line

May 20, 2020· Generally, preparation of ordinary pervious concrete results in massive natural resources consumption and CO 2 emission, e.g. 250–400 kg cement is completed to produce every 1 cubic meter of pervious concrete, and 825 kg of CO 2 is output to produce 1 ton of Portland cement (Shen et al., 2015, Shen et al., 2017), whereas, it is necessary to develop an resource-saving ...

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