SE349956B - - Google Patents
Info
- Publication number
- SE349956B SE349956B SE05616/70A SE561670A SE349956B SE 349956 B SE349956 B SE 349956B SE 05616/70 A SE05616/70 A SE 05616/70A SE 561670 A SE561670 A SE 561670A SE 349956 B SE349956 B SE 349956B
- Authority
- SE
- Sweden
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
- B21C37/08—Making tubes with welded or soldered seams
-
- 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
- B21C37/12—Making tubes or metal hoses with helically arranged seams
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/51—Plural diverse manufacturing apparatus including means for metal shaping or assembling
- Y10T29/5185—Tube making
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19691920871 DE1920871B2 (de) | 1969-04-24 | 1969-04-24 | Anlage zur kontinuierlichen herstellung geschweisster rohre aus stahlband |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE349956B true SE349956B (de) | 1972-10-16 |
Family
ID=5732199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE05616/70A SE349956B (de) | 1969-04-24 | 1970-04-23 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3619897A (de) |
| DE (1) | DE1920871B2 (de) |
| SE (1) | SE349956B (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2046284C2 (de) * | 1970-09-19 | 1975-12-04 | Hoesch Maschinenfabrik Deutschland Ag, 4600 Dortmund | Rohrauslauf an einem Schraubennahtrohrwerk |
| US4016393A (en) * | 1975-02-19 | 1977-04-05 | Midcon Pipeline Equipment Co. | System for laying pipe |
| JPH07115073B2 (ja) * | 1984-03-15 | 1995-12-13 | 日下部電機株式会社 | 鋼管の連続製造装置 |
| JPS61135418A (ja) * | 1984-12-04 | 1986-06-23 | Mitsubishi Heavy Ind Ltd | スパイラル管製造装置 |
-
1969
- 1969-04-24 DE DE19691920871 patent/DE1920871B2/de not_active Withdrawn
-
1970
- 1970-03-13 US US19157A patent/US3619897A/en not_active Expired - Lifetime
- 1970-04-23 SE SE05616/70A patent/SE349956B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3619897A (en) | 1971-11-16 |
| DE1920871B2 (de) | 1972-03-16 |
| DE1920871A1 (de) | 1970-11-19 |