PROCESS FOR REMOVING HYDROGEN SULFIDE IN CRUDE OIL
First Claim
1. A method for reducing the amount of hydrogen sulfide present in crude oil comprising adding a hydrogen sulfide scavenger composition to the crude oil to capture the hydrogen sulfide, migrating the captured sulfides to an aqueous phase and removing the aqueous phase from the crude oil, wherein the hydrogen sulfide scavenger composition comprises glyoxal and a quaternary ammonium salt.
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Abstract
A method for reducing the amount of hydrogen sulfide present in crude oil includes adding a hydrogen sulfide scavenger composition to the crude oil to capture the hydrogen sulfide, migrating the captured sulfides to an aqueous phase and removing the aqueous phase from the crude oil. The hydrogen sulfide scavenger composition includes glyoxal and a quaternary ammonium salt.
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Citations
19 Claims
- 1. A method for reducing the amount of hydrogen sulfide present in crude oil comprising adding a hydrogen sulfide scavenger composition to the crude oil to capture the hydrogen sulfide, migrating the captured sulfides to an aqueous phase and removing the aqueous phase from the crude oil, wherein the hydrogen sulfide scavenger composition comprises glyoxal and a quaternary ammonium salt.
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