Mineral oils: processes and products – Refining – Sweetening
Patent
1991-11-29
1993-01-19
Myers, Helane
Mineral oils: processes and products
Refining
Sweetening
208203, 208207, 208206, 502167, C10G 2710, C10G 2900
Patent
active
051804840
ABSTRACT:
This invention relates to a liquid-liquid process for treating a sour hydrocarbon fraction. The process comprises contacting the hydrocarbon fraction in the presence of an oxidizing agent with an aqueous solution containing ammonium hydroxide, a metal chelate and an onium compound selected from the group consisting of quaternary ammonium, phosphonium, arsonium, stibonium, oxonium and sulfonium compounds. A preferred onium compound is a quaternary ammonium compound with an especially preferred compound being a quaternary ammonium halide.
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Bricker Jeffery C.
Frame Robert R.
Stine Laurence O.
Verachtert Thomas A.
McBride Thomas K.
Molinaro Frank S.
Myers Helane
Snyder Eugene I.
UOP
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