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US 11,236,262 B2Granted
Process for removal of hydrogen sulfide in downhole oilfield application
AssigneeUnited Laboratories International, LLC
InventorsStephen D. Matza, Martha T. Smith, Jack G. Frost
Life of this patent
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Abstract
A method and system remove hydrogen sulfide from a sour liquid. In an embodiment, the method for removing hydrogen sulfide from a hydrocarbon containing fluid includes contacting a methylmorpholine-N-oxide solution with the sour liquid. The method also includes allowing the methylmorpholine-N-oxide to react with the hydrogen sulfide to remove the hydrogen sulfide.
Claims20
A method for removing hydrogen sulfide from a gas containing hydrogen sulfide comprises:
- (A) contacting a methylmorpholine-N-oxide solution with the gas containing hydrogen sulfide;
- and
- (B) allowing the methylmorpholine-N-oxide to react with the hydrogen sulfide to remove the hydrogen sulfide.
Dependencies are inferred from the claim text.