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31. The compound coagulant RP - 001 has been prepared with the wastewater of soluble glass mother liquor in the petroleum catalyst factory and some other elements to treat the wastewater synthetically.

32. A new coagulant agent polymerized by both inorganic and organic high moleculars was developed for water purification.

33. This thesis firstly gives a brief introduction on plant process and evolution of coagulant dosage control.

34. The addition of coagulant can reduce resistance in membrane filtration greatly.

35. The colorless protein aggregation was obtained from pig plasma using coagulant.

36. Nano - sized sulphate ( PFS ), a new kind of inorganic coagulant, was prepared through the hydrothermal method.

37. Charactered by its remarkable coagulant performance, PFS attracts people's attention.

38. The basement membranes for ultrafiltration process are prepared by using L-S phase inversion method with PSF and PES as membrane materials, water as internal coagulant agent.

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39. Using coal gangue slag, a new polysilicate aluminium(PSA) coagulant was prepared , by which the dyeing and steelworks dusting wastewater were treated.

40. Two kinds of polysilicate coagulant that are made from solid waste in ironworks to treat printing and dyeing wastewater.

41. General [ Characteristics ] The active principle in the solution acts as an antiseptic, hemostatic, astringent, coagulant and uterotonic.

42. The Coagulant Dosage Automatic Controlling System in Water plant six current rare and real realize the system of full-automatic control. Running rate of the system is above amount to 99.8%.

43. When ferrous salt is used as a coagulant to treat wastewater, if there exists superfluity in the process of coagulation to sedimentation, purged water will be clear.

44. In this paper, fly ash treated by acids is changed into coagulant.