... has strong gap structure Description of Activated Carbon Use high-quality anthracite coal columnar activated carbon as raw material, refined ... particles; pore structure with a reasonable, good adsorption properties, high mechanical strength, easy to repeated regeneration, and low cost; ... 15mm<2.50mm≤5≥90<4≤1Update Date:2011/10/17 4:37:10 high -quality coal based activated carbon for water treatment