... treatment 2.the mineral separation of metallurgy 3.oil field chemicals 4.EOR 1. Anionic polyacrylamideAnion Polyacrylamide series are high ... petroleum, mineral separation, coal washing, metallurgy, chemical industry, papermaking, textile, sugar making, drug, environment protection, building material and agriculture. 2 ... and adhesive of aquatic feed Polyelectrolyte for water treatment chemicals(PAM)