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US 4,880,527 AGranted
Process for removing residual mercury from liquid hydrocarbons with aqueous polysulfide solutions
AssigneeMobil Oil Corporation
InventorCostandi A. Audeh
Life of this patent
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Abstract
Liquid hydrocarbons (natural gas condensate) are depleted of contaminating mercury by contacting them with a solution of an alkali polysulfide.
Claims7
A process for treating a liquid hydrocarbon containing mercury comprising:
- (a) contacting said liquid hydrocarbon with an aqueous solution of an alkali polysulfide;
- and
- (b) separating a liquid hydrocarbon phase containing a substantially reduced concentration of mercury.
Dependencies are inferred from the claim text.