Title:
二重管の製造方法及び製造装置
Document Type and Number:
Japanese Patent JP6502914
Kind Code:
B2
More Like This:
| JPH0861877 | HEAT TRANSFER PIPE FOR HEAT EXCHANGER |
Inventors:
Hiroyuki Ono
Application Number:
JP2016220492A
Publication Date:
April 17, 2019
Filing Date:
November 11, 2016
Export Citation:
Assignee:
Calsonic Kansei Co., Ltd.
International Classes:
F28F1/40; B21D9/00; B21D11/14; F16L9/18; F16L53/75; F28D7/10
Domestic Patent References:
| JP2010144970A | ||||
| JP4339531A | ||||
| JP61063580U | ||||
| JP2002318083A | ||||
| JP63005277U |
Foreign References:
| GB1028000A |
Attorney, Agent or Firm:
Goto Patent Office
Masaki Goto
Masaaki Iida
Masaki Goto
Masaaki Iida