NO991665D0 - FremgangsmÕte ved fremstilling av et langt, tolags metallr°r - Google Patents
FremgangsmÕte ved fremstilling av et langt, tolags metallr°rInfo
- Publication number
- NO991665D0 NO991665D0 NO991665A NO991665A NO991665D0 NO 991665 D0 NO991665 D0 NO 991665D0 NO 991665 A NO991665 A NO 991665A NO 991665 A NO991665 A NO 991665A NO 991665 D0 NO991665 D0 NO 991665D0
- Authority
- NO
- Norway
- Prior art keywords
- producing
- long
- metal tube
- layer metal
- layer
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/154—Making multi-wall tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Arc Welding In General (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9552998A JPH11290939A (ja) | 1998-04-08 | 1998-04-08 | 長尺二重金属管の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
NO991665D0 true NO991665D0 (no) | 1999-04-08 |
NO991665L NO991665L (no) | 1999-10-11 |
Family
ID=14140092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO991665A NO991665L (no) | 1998-04-08 | 1999-04-08 | Fremgangsmaate ved fremstilling av et langt, tolags metallrör |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0950441A3 (no) |
JP (1) | JPH11290939A (no) |
CA (1) | CA2268697A1 (no) |
NO (1) | NO991665L (no) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6791051B2 (en) * | 2002-08-22 | 2004-09-14 | Delphi Technologies, Inc. | Method for metallurgically attaching a tube to a member |
SG155259A1 (en) | 2004-12-21 | 2009-09-30 | Bergrohr Gmbh Siegen | Multi-layer pipe and method for its production |
NZ566629A (en) * | 2005-09-16 | 2009-12-24 | Dux Mfg Ltd | A heat exchanger element and a water heater and heat pump utilising same |
KR101298702B1 (ko) * | 2011-04-27 | 2013-08-21 | 현대제철 주식회사 | 이중관 및 그 제조방법 |
CN104043675A (zh) * | 2014-06-18 | 2014-09-17 | 谢光玉 | 一种铝合金/不锈钢双金属复合管的制备方法 |
KR101703089B1 (ko) * | 2016-02-02 | 2017-02-06 | 김성식 | 내부보호관을 갖는 금속파이프와 이의 제조방법 |
KR101870573B1 (ko) * | 2017-06-16 | 2018-06-22 | 방만혁 | 스테인리스 스틸관과 강관 및 방식층으로 이루어진 복합관 및, 그 제조방법 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1827437A (en) * | 1929-12-07 | 1931-10-13 | Alfred H Pascoe | Method of making reenforced drill pipe casings |
FR1072416A (fr) * | 1951-11-16 | 1954-09-13 | Foster Wheeler Ltd | Procédé pour la fabrication de tubes composites et produits obtenus |
EP0089379B1 (en) * | 1982-03-17 | 1988-06-08 | Kawasaki Jukogyo Kabushiki Kaisha | Method of producing multiple-wall, composite tubular structures |
JPS58167094A (ja) * | 1982-03-29 | 1983-10-03 | Japan Steel Works Ltd:The | ステンレスクラツド鋼の継手の溶接方法 |
JPH0813428A (ja) | 1994-06-22 | 1996-01-16 | Itsutsu:Kk | 埋め込み式ledユニットとその施工方法 |
-
1998
- 1998-04-08 JP JP9552998A patent/JPH11290939A/ja not_active Withdrawn
-
1999
- 1999-04-08 CA CA 2268697 patent/CA2268697A1/en not_active Abandoned
- 1999-04-08 NO NO991665A patent/NO991665L/no not_active Application Discontinuation
- 1999-04-08 EP EP99106946A patent/EP0950441A3/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA2268697A1 (en) | 1999-10-08 |
EP0950441A2 (en) | 1999-10-20 |
EP0950441A3 (en) | 2001-05-02 |
JPH11290939A (ja) | 1999-10-26 |
NO991665L (no) | 1999-10-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |