NL72731C - - Google Patents
Info
- Publication number
- NL72731C NL72731C NL72731DA NL72731C NL 72731 C NL72731 C NL 72731C NL 72731D A NL72731D A NL 72731DA NL 72731 C NL72731 C NL 72731C
- Authority
- NL
- Netherlands
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
- B21B21/005—Pilgrim-step tube-rolling, i.e. pilger mills with reciprocating stand, e.g. driving the stand
-
- 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
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/16—Making tubes with varying diameter in longitudinal direction
- B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB618948A GB648919A (en) | 1948-02-27 | 1948-02-27 | Improvements in method of rolling out tubes in pilgrim rolling mills and equipment therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL72731C true NL72731C (mo) |
Family
ID=9810039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL72731D NL72731C (mo) | 1948-02-27 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE481243A (mo) |
| FR (1) | FR962271A (mo) |
| GB (1) | GB648919A (mo) |
| NL (1) | NL72731C (mo) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013112371A1 (de) | 2013-11-11 | 2015-05-13 | Sandvik Materials Technology Deutschland Gmbh | Kaltpilgerwalzanlage sowie Verfahren zum Umformen einer Luppe zu einem Rohr |
| CN105382033B (zh) * | 2015-11-30 | 2017-06-13 | 太原科技大学 | 一种周期式冷轧管机传动机构 |
-
0
- FR FR962271D patent/FR962271A/fr not_active Expired
- BE BE481243D patent/BE481243A/xx unknown
- NL NL72731D patent/NL72731C/xx active
-
1948
- 1948-02-27 GB GB618948A patent/GB648919A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE481243A (mo) | |
| FR962271A (mo) | 1950-06-07 |
| GB648919A (en) | 1951-01-17 |