Method and apparatus for converting and removing organosulfur and other oxidizable compounds from distillate fuels, and compositions obtained thereby

Patent · 26 October 2010

OSTI ID:1016018

D'Alessandro, Robert N ^[1]; Tarabocchia, John ^[2]; Jones, Jerald Andrew ^[3]; Bonde, Steven E ^[4]; Leininger, Stefan ^[5]

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1. Spanish Fort, AL
2. Parsippany, NJ
3. Frankfurt am Main, DE
4. West Richard, WA
5. Langenselbold, DE

The present disclosure is directed to a multi-stage system and a process utilizing said system with the design of reducing the sulfur-content in a liquid comprising hydrocarbons and organosulfur compounds. The process comprising at least one of the following states: (1) an oxidation stage; (2) an extraction state; (3) a raffinate washing stage; (4) a raffinate polishing stage; (5) a solvent recovery stage; (6) a solvent purification stage; and (7) a hydrocarbon recovery stage. The process for removing sulfur-containing hydrocarbons from gas oil, which comprises oxidizing gas oil comprising hydrocarbons and organosulfur compounds to obtain a product gas oil.

• Research Organization: Degussa Corporation (Parsippany, NJ)
• Sponsoring Organization: USDOE
• DOE Contract Number: FC26-01BC15281
• Assignee: Degussa Corporation (Parsippany, NJ)
• Patent Number(s): 7,820,031
• Application Number: 10/576,768
• OSTI ID: 1016018
• Country of Publication: United States
• Language: English