Invention Grant
- Patent Title: Process for reducing the hydrogen sulphide content in non-gaseous sulphur compositions using a zinc-based scavenger
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Application No.: US16319610Application Date: 2017-07-20
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Publication No.: US11267705B2Publication Date: 2022-03-08
- Inventor: Helen Jayne Davies , Dawid John D'Melo , Reginald Lambert
- Applicant: SHELL OIL COMPANY
- Applicant Address: US TX Houston
- Assignee: SHELL OIL COMPANY
- Current Assignee: SHELL OIL COMPANY
- Current Assignee Address: US TX Houston
- Agency: Shell Oil Company
- Priority: IN201641025093 20160722
- International Application: PCT/EP2017/068408 WO 20170720
- International Announcement: WO2018/015510 WO 20180125
- Main IPC: C01B17/02
- IPC: C01B17/02 ; C01G9/00
Abstract:
A process for reducing the hydrogen sulphide content in a composition containing or consisting of hydrogen sulphide and non-gaseous elemental sulphur, comprising contacting the composition with a scavenger, wherein the scavenger is chosen from the group consisting of zinc oxide, zinc carbonate, zinc hydroxy carbonate or a combination of two or more of these.
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