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US 8,133,399 B2Granted
Thiosulfate removal methods and systems
AssigneeConocoPhillips Company
InventorMark A. Hughes
Life of this patent
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Abstract
Described herein is a cost effective method and system for removal of thiosulfate from a solution in-line with a process system. The method and system include passing the solution in contact with an open-structured substrate impregnated with a Group 16 element, which results in removal of thiosulfate from the solution and conversion of the thiosulfate to at least sulfite.
Claims8
A method comprising:
- flowing a solution containing thiosulfate in contact with treatment material, wherein the treatment material is an open structured substrate impregnated with a Group 16 element, wherein after the contact with the treatment material, the solution has a reduced thiosulfate concentration and the thiosulfate is partially or fully converted to products including sulfite.
Dependencies are inferred from the claim text.