Title:
CABLE FOR MEASURING PRESSURE, TEMPERATURE, AND STRAIN DISTRIBUTION OF MATERIAL
Document Type and Number:
WIPO Patent Application WO/2017/212559
Kind Code:
A1
Abstract:
In the present invention, a plurality of through-holes are formed in a metallic cylindrical pipe that composes the outer circumferential part of a fiber-in-metallic-tube that is provided to an optical fiber cable and has an optical fiber provided therein that serves as a pressure sensor for measuring a distributed pressure, temperature, and strain system, and pressure blocking parts are provided so as to be distributed in the axial direction.
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Inventors:
KISHIDA KINZO (JP)
YAMAUCHI YOSHIAKI (JP)
YOKOYAMA MITSUNORI (JP)
YAMAUCHI YOSHIAKI (JP)
YOKOYAMA MITSUNORI (JP)
Application Number:
PCT/JP2016/066989
Publication Date:
December 14, 2017
Filing Date:
June 08, 2016
Export Citation:
Assignee:
NEUBREX CO LTD (JP)
International Classes:
G01D5/353; G01B11/16; G01K11/32; G01L1/24; G01L11/02
Domestic Patent References:
| WO2014083989A1 | 2014-06-05 | |||
| WO2016063904A1 | 2016-04-28 | |||
| WO2014181617A1 | 2014-11-13 |
Foreign References:
| US20140056553A1 | 2014-02-27 | |||
| US4971420A | 1990-11-20 | |||
| US9244239B2 | 2016-01-26 |
Other References:
See also references of EP 3470796A4
Attorney, Agent or Firm:
OIWA Masuo et al. (JP)
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