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Method of protection against corrosion, industrial boilers
Method of protection against corrosion, industrial boilers
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机译:工业锅炉防腐蚀的方法
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1,144,045. Chelating agents. DOW CHEMICAL CO. 2 Nov., 1966 [5 Nov., 1965], No. 49183/66. Heading C1C. Boiler feed water is deoxygenated with steam and sodium sulphite before adding a nitrilotriacetate chelating agent.
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