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US 4,814,152 AGranted
Process for removing mercury vapor and chemisorbent composition therefor
AssigneeMobil Oil Corporation
InventorTsoung Y. Yan
Life of this patent
Estimating the term…
Abstract
A process and composition for removing elemental mercury vapor from a gas such as natural gas is disclosed. The mercury-containing gas is contacted with a solid support such as carbon containing elemental sulfur and at least one metal which catalyzes the reaction: 2 Hg+S.sub.2 .revreaction.2 HgS.
Claims15
A process for removing mercury from a gas containing same which comprises:
- providing a high surface area, inert support, said support supporting at least about 5 weight percent elemental sulfur and a catalytically effective amount of at least one metal in a metallic state;
- and
- contacting said mercury-containing gas at a temperature of not more than about 170.degree. F. with said support, said metal catalyzing the reaction
- 2Hg+S.sub.2 .revreaction.2HgS
- wherein mercury contained in said gas is removed therefrom.
2 more elements
Dependencies are inferred from the claim text.