C - Chemistry – Metallurgy – 23 – F
Patent
C - Chemistry, Metallurgy
23
F
31/79
C23F 11/14 (2006.01) C09K 8/54 (2006.01) C10M 133/02 (2006.01) C10M 173/00 (2006.01) C23F 11/10 (2006.01)
Patent
CA 1200373
INHIBITORS AGAINST CORROSION CAUSED BY CO2 AND H2S IN WATER-IN-OIL EMULSIONS Abstract of the Disclosure The subject invention relates to compositions which inhibit the corrosion caused by CO2 and H2S in the transport and storage of crude oils, which are generally water-in-oil, in particular salt water-in-oil emulsions. The corrosion inhibitors are mixtures of certain imidazoline or tetrahydropyrimidine derivatives, precursors thereof, or their complexes with sulfur and certain maleinamidic acids.
435973
Barthold Klaus
Oppenlaender Knut
Stork Karl
Basf Aktiengesellschaft
Robic Robic & Associes/associates
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