Adsorber for Pretreatment of Natural Gas Containing Bulk Hydrogen Sulfide
First Claim
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1. A process for pretreatment of a natural gas stream containing methane, higher hydrocarbons, hydrogen sulfide and carbon dioxide wherein said process comprises passing said natural gas stream through at least one layer of a silica gel adsorbent and then through at least one layer of an activated carbon adsorbent.
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Abstract
The invention relates to a process for removing heavy hydrocarbons and hydrogen sulfide from natural gas. The combination of a silica-gel and an activated carbon adsorber allow for a significant reduction in the overall bed volume required for removal of hydrocarbons.
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16 Claims
- 1. A process for pretreatment of a natural gas stream containing methane, higher hydrocarbons, hydrogen sulfide and carbon dioxide wherein said process comprises passing said natural gas stream through at least one layer of a silica gel adsorbent and then through at least one layer of an activated carbon adsorbent.
- 11. A system for pretreatment of natural gas stream containing methane, higher hydrocarbons, hydrogen sulfide and carbon dioxide comprising an adsorbent bed comprising at least one layer of a silica gel adsorbent and at least one layer of an activated carbon adsorbent.
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