NL1511C - Improvement of a method for manufacturing helical corrugated pipes and the helical corrugated pipe manufactured using that improved method - Google Patents
Improvement of a method for manufacturing helical corrugated pipes and the helical corrugated pipe manufactured using that improved methodInfo
- Publication number
- NL1511C NL1511C NL2048A NL2048A NL1511C NL 1511 C NL1511 C NL 1511C NL 2048 A NL2048 A NL 2048A NL 2048 A NL2048 A NL 2048A NL 1511 C NL1511 C NL 1511C
- Authority
- NL
- Netherlands
- Prior art keywords
- helical corrugated
- improvement
- pipe manufactured
- manufacturing
- improved method
- Prior art date
Links
- 238000000034 method Methods 0.000 title 2
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D15/00—Corrugating tubes
- B21D15/04—Corrugating tubes transversely, e.g. helically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1511XA | 1912-02-03 | 1912-02-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL1511C true NL1511C (en) | 1916-09-15 |
Family
ID=89768160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL2048A NL1511C (en) | 1912-02-03 | 1913-02-03 | Improvement of a method for manufacturing helical corrugated pipes and the helical corrugated pipe manufactured using that improved method |
Country Status (1)
Country | Link |
---|---|
NL (1) | NL1511C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0274719A2 (en) * | 1987-01-13 | 1988-07-20 | Gd-Anker Gmbh | Thread-forming method and tubular body provided with a thread |
-
1913
- 1913-02-03 NL NL2048A patent/NL1511C/en active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0274719A2 (en) * | 1987-01-13 | 1988-07-20 | Gd-Anker Gmbh | Thread-forming method and tubular body provided with a thread |
EP0274719A3 (en) * | 1987-01-13 | 1989-12-20 | Gd-Anker Gmbh | Thread-forming method and tubular body provided with a thread |
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