Invention Grant
- Patent Title: Amidodiamine corrosion inhibitors
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Application No.: US16642278Application Date: 2017-09-29
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Publication No.: US11542426B2Publication Date: 2023-01-03
- Inventor: Qiang Lan , Nathan Darrell Davis
- Applicant: Halliburton Energy Services, Inc.
- Applicant Address: US TX Houston
- Assignee: Halliburton Energy Services, Inc.
- Current Assignee: Halliburton Energy Services, Inc.
- Current Assignee Address: US TX Houston
- Agency: C. Tumey Law Group PLLC
- Agent Thomas Rooney
- International Application: PCT/US2017/054367 WO 20170929
- International Announcement: WO2019/066911 WO 20190404
- Main IPC: C09K8/54
- IPC: C09K8/54 ; C07C53/10 ; C07C237/10 ; C23F11/14 ; E21B37/06

Abstract:
Methods for providing corrosion inhibition in conduits, containers, and wellbores penetrating subterranean formations are provided. In some embodiments, the methods comprise contacting a metal surface with a fluid comprising a corrosion inhibitor additive. In certain embodiments, the corrosion inhibitor additive comprises a compound comprising a hydrophobic cation moiety, one or more lipophilic tails, and a linking moiety.
Public/Granted literature
- US20210079290A1 AMIDODIAMINE CORROSION INHIBITORS Public/Granted day:2021-03-18
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