Discusses advantages of chemical cleaning in refineries and petrochemical plants over mechanical methods. Describes steps necessary in analyzing deposits to be removed, chemical agents used in cleaning, effects of these agents on construction materials and cleaning of equipment in situ. Includes cleaning of columns, coolers, condensers, heat exchangers, boilers and drums. Also includes discussion of potential corrosion difficulties encountered in chemical cleaning. Describes auxiliary equipment needed. Bibliography of 258 items on chemical cleaning and related subjects is given. 5.9.2

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© 1960 National Association of Corrosion Engineers
1960
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