SE320042B - - Google Patents
Info
- Publication number
- SE320042B SE320042B SE8183/64A SE818364A SE320042B SE 320042 B SE320042 B SE 320042B SE 8183/64 A SE8183/64 A SE 8183/64A SE 818364 A SE818364 A SE 818364A SE 320042 B SE320042 B SE 320042B
- Authority
- SE
- Sweden
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
- B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEC0030354 | 1963-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE320042B true SE320042B (de) | 1970-02-02 |
Family
ID=7019304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8183/64A SE320042B (de) | 1963-07-04 | 1964-07-03 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3391561A (de) |
| AT (1) | AT258842B (de) |
| BE (1) | BE649578A (de) |
| DE (1) | DE1302427B (de) |
| GB (1) | GB1008709A (de) |
| NL (1) | NL6407605A (de) |
| SE (1) | SE320042B (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5211156A (en) * | 1975-07-18 | 1977-01-27 | Nippon Steel Corp | Method for hollowing press roll |
| US4074557A (en) * | 1975-10-30 | 1978-02-21 | Nippon Steel Corporation | Metal extrusion process with high reduction |
| US4341106A (en) * | 1977-04-13 | 1982-07-27 | Gleason Works | Apparatus for controlling the movement of a reciprocatory hydraulically driven element of a metal forming machine |
| IT1115518B (it) * | 1977-04-21 | 1986-02-03 | Innocenti Santeustacchio Spa | Guida di entrata per presso-laminatoio perforatore |
| JPS5849327B2 (ja) * | 1980-04-21 | 1983-11-04 | 新日本製鐵株式会社 | 管圧延法 |
| DE3328269A1 (de) * | 1983-08-02 | 1985-02-21 | Mannesmann AG, 4000 Düsseldorf | Verfahren zum herstellen eines hohlkoerpers |
| US4674171A (en) * | 1984-04-20 | 1987-06-23 | Lor, Inc. | Heavy wall drill pipe and method of manufacture of heavy wall drill pipe |
| US4771811A (en) * | 1984-04-20 | 1988-09-20 | Lor, Inc. | Heavy wall drill pipe and method of manufacture of heavy wall drill pipe |
| DE3837399C1 (de) * | 1988-11-01 | 1989-11-16 | Mannesmann Ag, 4000 Duesseldorf, De | |
| EP0632752A4 (de) * | 1992-03-23 | 1997-04-23 | George N Mosey | Lochwalzwerk zur herstellung nahtloser rohre. |
| DE102012107041B4 (de) | 2012-08-01 | 2014-05-15 | Benteler Deutschland Gmbh | Verfahren und Vorrichtung zur Herstellung eines metallischen Hohlblockes aus einem metallischen Block |
| RU2721253C1 (ru) * | 2019-09-09 | 2020-05-18 | Общество с ограниченной ответственностью "ФБТ" (ООО "ФБТ") | Способ изготовления длинномерных пустотелых изделий и устройство для его реализации |
| CN111229842B (zh) * | 2020-01-20 | 2020-11-27 | 燕山大学 | 轧制重载变形区动态接触换热模拟装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2791924A (en) * | 1951-08-25 | 1957-05-14 | Babcock & Wilcox Co | Rotary piercing processes |
-
1963
- 1963-07-04 DE DE19631302427D patent/DE1302427B/de active Pending
-
1964
- 1964-06-22 BE BE649578A patent/BE649578A/xx unknown
- 1964-06-29 AT AT557064A patent/AT258842B/de active
- 1964-07-02 US US379834A patent/US3391561A/en not_active Expired - Lifetime
- 1964-07-03 SE SE8183/64A patent/SE320042B/xx unknown
- 1964-07-03 GB GB27500/64A patent/GB1008709A/en not_active Expired
- 1964-07-03 NL NL6407605A patent/NL6407605A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3391561A (en) | 1968-07-09 |
| BE649578A (de) | 1964-10-16 |
| GB1008709A (en) | 1965-11-03 |
| DE1302427B (de) | 1972-05-04 |
| NL6407605A (de) | 1965-01-05 |
| AT258842B (de) | 1967-12-11 |