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PROCESS FOR REMOVING HYDROGEN SULFIDE IN CRUDE OIL

  • US 20110155646A1
  • Filed: 09/02/2008
  • Published: 06/30/2011
  • Est. Priority Date: 09/02/2008
  • Status: Abandoned Application
First Claim
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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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