JPS6311084B2 - - Google Patents
Info
- Publication number
- JPS6311084B2 JPS6311084B2 JP56152057A JP15205781A JPS6311084B2 JP S6311084 B2 JPS6311084 B2 JP S6311084B2 JP 56152057 A JP56152057 A JP 56152057A JP 15205781 A JP15205781 A JP 15205781A JP S6311084 B2 JPS6311084 B2 JP S6311084B2
- Authority
- JP
- Japan
- Prior art keywords
- outer tube
- lining material
- pipe
- corrosion
- double
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/123—Making tubes or metal hoses with helically arranged seams of coated strip material; Making multi-wall tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15205781A JPS5853326A (ja) | 1981-09-28 | 1981-09-28 | 二重管構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15205781A JPS5853326A (ja) | 1981-09-28 | 1981-09-28 | 二重管構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5853326A JPS5853326A (ja) | 1983-03-29 |
JPS6311084B2 true JPS6311084B2 (enrdf_load_stackoverflow) | 1988-03-11 |
Family
ID=15532101
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15205781A Granted JPS5853326A (ja) | 1981-09-28 | 1981-09-28 | 二重管構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5853326A (enrdf_load_stackoverflow) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6177829A (ja) * | 1984-09-26 | 1986-04-21 | Fuji Photo Film Co Ltd | 分割写真撮影装置用可変マスク構造 |
FR2614651B1 (fr) * | 1987-04-28 | 1992-05-07 | Europ Propulsion | Procede et installation pour la formation d'un revetement de protection thermique d'un propulseur |
JPH0741305B2 (ja) * | 1987-10-30 | 1995-05-10 | 川崎重工業株式会社 | 耐蝕耐摩耗性複重管及びその製造方法 |
CN108176789B (zh) * | 2017-12-27 | 2019-04-12 | 安徽环球星新能源科技有限公司 | 跨临界二氧化碳热泵气管调节机 |
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1981
- 1981-09-28 JP JP15205781A patent/JPS5853326A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5853326A (ja) | 1983-03-29 |