Thiol/aldehyde corrosion inhibitors
AssigneeHalliburton Energy Services, Inc.
InventorsThomas D. Welton, Juanita M. Cassidy
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Abstract
Methods of inhibiting corrosion comprising providing a corrosive environment; adding a corrosion inhibitor comprising a reaction product of a thiol compound and an aldehyde compound. Methods of acidizing a near well bore region of a subterranean formation comprising isolating a zone of interest along a well bore; and placing an acidizing solution in the zone of interest wherein the acidizing solution comprises an acid and a corrosion inhibiting compound comprising the reaction product of a thiol compound and an aldehyde compound.
Claims20
A method of acidizing a near well bore region of a subterranean formation comprising:
- (a) isolating a zone of interest along a well bore;
- and,
- (b) placing an acidizing solution in the zone of interest, wherein the acidizing solution comprises an acid and a corrosion inhibiting compound comprising the reaction product of a thiol compound and an aldehyde compound, wherein the thiol compound has the general formula RSH wherein R is not H.
Dependencies are inferred from the claim text.