Claims
- 1. A process to remove a +2 ionic charged metal from the organic phase of a petroleum feed comprising (a) contacting said feed with a reagent whose sole active ingredient is carbon dioxide to form an insoluble reaction product which selectively removes a +2 ionic charged metal at a temperature between 40.degree. C. and 200.degree. C. and autogenous pressure, and (b) removing said insoluble reaction product containing said +2 ionic charged metal from said organic feed.
- 2. The process of claim 1 wherein said metal is a Group II metal.
- 3. The process of claim 2 wherein said metal is calcium.
- 4. The process of claim 1 wherein said metal is Mg.
- 5. The process of claim 1 wherein said metal is Mn.
- 6. The process of claim 1 wherein said metal is Zn.
- 7. The process of claim 1 wherein said charged metal is in the form of naphthenates.
- 8. The process of claim 1 wherein said charged metal is in the form of phenolates.
- 9. The process of claim 1 wherein said charged metal is in the form of chlorides.
- 10. The process of claim 1 wherein said charged metal is in the form of sulfates.
Parent Case Info
This is a continuation of application Ser. No. 08/961,816 filed Oct. 31, 1997, now abandoned which is a continuation of Ser. No. 08/726,014 filed Oct. 14, 1996, now abandoned.
US Referenced Citations (5)
Non-Patent Literature Citations (1)
Entry |
"Chemical Refining of Petroleum" by Kalichevsky et al., 1942, pp. 30-35 and 166-167. |
Continuations (2)
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Number |
Date |
Country |
Parent |
961816 |
Oct 1997 |
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Parent |
726014 |
Oct 1996 |
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