Title:
CLAD PIPE AND METHOD FOR MANUFACTURING CLAD PIPE
Document Type and Number:
WIPO Patent Application WO/2016/208599
Kind Code:
A1
Abstract:
Provided is a clad pipe or the like that is highly durable against long term usage and that has high adhesiveness among multiple layers without causing restriction in the combination of the material in each layer and the combination of the thicknesses of each layer. This invention is provided with a cylindrical body 11 made of a first metal or alloy, and an internal circumference coating layer 12 that is provided on the inner circumferential surface of the cylindrical body 11, that is made of a second metal or alloy which is a type different from that of the first metal or alloy, and that has a thickness of at least 50 µm in the radial direction. An anchor layer at which one material bites into the other is formed at the boundary surface between the cylindrical body 11 and the inner circumference coating layer 12.
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Inventors:
HIRANO SATOSHI (JP)
Application Number:
PCT/JP2016/068434
Publication Date:
December 29, 2016
Filing Date:
June 21, 2016
Export Citation:
Assignee:
NHK SPRING CO LTD (JP)
International Classes:
C23C24/04; B21C37/06; B21C37/08; B22F7/04; B23K9/00; B23K9/025; B23K9/23; F16L9/14
Foreign References:
| JPH111758A | 1999-01-06 | |||
| JP2014157009A | 2014-08-28 | |||
| JPS62258283A | 1987-11-10 | |||
| JP2007270201A | 2007-10-18 | |||
| JP2013067825A | 2013-04-18 | |||
| JPH0242708U | 1990-03-23 | |||
| JPS6261717A | 1987-03-18 |
Other References:
See also references of EP 3315630A4
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
Patent business corporation Sakai international patent firm (JP)
Patent business corporation Sakai international patent firm (JP)
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