The preparation of HEDP with corrosion inhibitor and incrustation inhibitor unite method is studied and it fulfils the purpose by the routine method,such as environmental pollution,waste material and finished quality etc.

Effects of trichloroisocyanuric acid on the performance of phosphonate corrosion and scale inhibitor;

Application of NX-383,corrosion and scale inhibitor,to the cooling water system in coking plants;

Formula screening for chlorine decomposition-resistant corrosion and scale inhibitors in circulating water;

Application of NJ-213 scale and corrosion inhibitor to the Acrylic Fibers Plant;

Screening and evaluation research of scale and corrosion inhibitor in power plant circulating cooling water;

And,a highly effective scale and corrosion inhibitor has been selected and made use of.

Sythesis of LS tepy corrosion and scale inhibitor;

Under the different environment to LS type corrosion and scale inhibitor, HEDP and maleic acid copolymer's the function resist and the inhibitor function to proceed to experiment, and proceeds contrast analysis out LS type corrosion and scale inhibitor resist the heat ability strong, resist the alkaline , and the anti-oxidize the strong etc.

A method for stable treatment of ash-containing recycling water in coal-burning power plant using phosphono-carboxylic acid TS-617 copolymer as corrosion and scale inhibitor was described.

The optimum control index for the application of circulating water are determined through the dynamic simulated test and the study of the performance of the corrosion and scale inhibitors.