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Title:
CORROSION INHIBITOR COMPOSITION, MIXED TRANSPORT FLUID, CORROSION INHIBITOR COMPOSITION CHARGING METHOD, WELL, AND PIPELINE
Document Type and Number:
WIPO Patent Application WO/2019/139080
Kind Code:
A1
Abstract:
This corrosion inhibitor composition contains: a long-chain organic compound that has a polar group; and hydrophobic silica. A corrosion inhibitor composition charging method in which a mixed fluid that includes water and at least one type of hydrocarbon fluid selected from the group that consists of liquid-phase hydrocarbon fluids and gas-phase hydrocarbon fluids is charged with a corrosion inhibitor composition that comprises: a first corrosion inhibitor composition that includes a long-chain organic compound that has a polar group; and a second corrosion inhibitor composition that includes hydrophobic silica.

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Inventors:
TOMOE YASUYOSHI (JP)
Application Number:
PCT/JP2019/000532
Publication Date:
July 18, 2019
Filing Date:
January 10, 2019
Export Citation:
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Assignee:
INPEX CORP (JP)
JAPAN OIL GAS & METALS JOGMEC (JP)
International Classes:
C23F11/10; E21B41/02
Foreign References:
JPH01301765A1989-12-05
JPH05247485A1993-09-24
US20090156435A12009-06-18
JP2000219980A2000-08-08
JP2018031043A2018-03-01
Attorney, Agent or Firm:
TANAI Sumio et al. (JP)
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