Compositions – Preservative agents – Anti-corrosion
Patent
1995-10-03
1996-09-03
Gibson, Sharon
Compositions
Preservative agents
Anti-corrosion
252395, 422 7, 208 47, 203 7, 585950, C23F 1116, C23F 11167
Patent
active
055520855
ABSTRACT:
Corrosion of the metallic surfaces of distillation columns, trays, packing, and pumparound piping used in the production of hydrocarbons can be controlled by adding a neutralized or non-neutralized thio-phosphate or thio-phosphite ester to the hydrocarbon distillate contacting the metallic surfaces.
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Drake James J.
Fee Valerie
Gibson Sharon
Miller Robert A.
Nalco Chemical Company
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