FR2366071B1 - - Google Patents
Info
- Publication number
- FR2366071B1 FR2366071B1 FR7629284A FR7629284A FR2366071B1 FR 2366071 B1 FR2366071 B1 FR 2366071B1 FR 7629284 A FR7629284 A FR 7629284A FR 7629284 A FR7629284 A FR 7629284A FR 2366071 B1 FR2366071 B1 FR 2366071B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- B21B17/14—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling without mandrel, e.g. stretch-reducing mills
-
- 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
- B21B17/02—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, i.e. the mandrel rod contacts the rolled tube over the rod length
- B21B17/04—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, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Metal Extraction Processes (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB38175/76A GB1557872A (en) | 1976-09-15 | 1976-09-15 | Others method of continuous tube rolling and rolling mill therefor |
DE19762641555 DE2641555A1 (de) | 1976-09-15 | 1976-09-15 | Verfahren zum kontinuierlichen rohrwalzen und kontinuierliches rohrwalzwerk |
FR7629284A FR2366071A1 (fr) | 1976-09-15 | 1976-09-29 | Procede et laminoir pour le laminage continu des tubes metalliques |
US05/733,370 US4095447A (en) | 1976-09-15 | 1976-10-18 | Method and rolling mill for continuous tube rolling |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB38175/76A GB1557872A (en) | 1976-09-15 | 1976-09-15 | Others method of continuous tube rolling and rolling mill therefor |
DE19762641555 DE2641555A1 (de) | 1976-09-15 | 1976-09-15 | Verfahren zum kontinuierlichen rohrwalzen und kontinuierliches rohrwalzwerk |
FR7629284A FR2366071A1 (fr) | 1976-09-15 | 1976-09-29 | Procede et laminoir pour le laminage continu des tubes metalliques |
US05/733,370 US4095447A (en) | 1976-09-15 | 1976-10-18 | Method and rolling mill for continuous tube rolling |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2366071A1 FR2366071A1 (fr) | 1978-04-28 |
FR2366071B1 true FR2366071B1 (US20040232935A1-20041125-M00001.png) | 1979-01-12 |
Family
ID=27432143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7629284A Granted FR2366071A1 (fr) | 1976-09-15 | 1976-09-29 | Procede et laminoir pour le laminage continu des tubes metalliques |
Country Status (4)
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1238224B (it) * | 1989-11-30 | 1993-07-12 | Dalmine S R L C | Processo perfezionato di laminazione a caldo di tubi senza saldatura con preventiva riduzione degli sbozzati forati |
US5016460A (en) * | 1989-12-22 | 1991-05-21 | Inco Alloys International, Inc. | Durable method for producing finned tubing |
DE4138178A1 (de) * | 1991-11-15 | 1993-05-27 | Mannesmann Ag | Verfahren zum laengswalzen nahtloser rohre |
JP2924523B2 (ja) * | 1992-12-11 | 1999-07-26 | 住友金属工業株式会社 | マンドレルミルによる金属管の延伸圧延方法 |
SE0004336L (sv) * | 2000-11-24 | 2002-05-25 | Sandvik Ab | Cylinderrör för industrikemiska installationer |
AT410550B (de) * | 2002-01-23 | 2003-05-26 | Boehler Edelstahl | Reaktionsträger werkstoff mit erhöhter härte für thermisch beanspruchte bauteile |
GB0317765D0 (en) | 2003-07-30 | 2003-09-03 | Rolls Royce Plc | Deformed forging |
DE102005044777A1 (de) * | 2005-09-20 | 2007-03-29 | Sms Meer Gmbh | Verfahren und Walzwerk zur Herstellung eines nahtlosen Rohres |
JP3961546B2 (ja) * | 2005-12-06 | 2007-08-22 | 株式会社神戸製鋼所 | 押出し中空形材の成形装置及び成形方法 |
DE102007004214A1 (de) | 2007-01-27 | 2008-07-31 | Sms Meer Gmbh | Walzwerk zur Herstellung nahtloser Rohre und Verfahren zum Betreiben eines Walzwerks |
RU2599931C2 (ru) * | 2012-07-24 | 2016-10-20 | Ниппон Стил Энд Сумитомо Метал Корпорейшн | Способ изготовления бесшовной металлической трубы, стан для прокатки бесшовных труб на оправке и вспомогательный инструмент |
DE102015212905B4 (de) * | 2015-07-09 | 2020-10-01 | Sms Group Gmbh | Vorrichtung und Verfahren zur Herstellung nahtloser Rohre |
CN111203444B (zh) * | 2020-01-07 | 2024-05-07 | 大冶特殊钢有限公司 | 用于薄壁无缝管生产的芯棒 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US274964A (en) * | 1883-04-03 | Machine for rolling metal bars | ||
US988569A (en) * | 1908-09-28 | 1911-04-04 | Joseph C Harkness | Seamless-tube-rolling mill. |
JPS4842542B1 (US20040232935A1-20041125-M00001.png) * | 1967-08-03 | 1973-12-13 | ||
US3813911A (en) * | 1972-10-18 | 1974-06-04 | Superior Tube Co | Tube rolling mill for producing tubing with various internal configurations |
-
1976
- 1976-09-15 GB GB38175/76A patent/GB1557872A/en not_active Expired
- 1976-09-15 DE DE19762641555 patent/DE2641555A1/de not_active Ceased
- 1976-09-29 FR FR7629284A patent/FR2366071A1/fr active Granted
- 1976-10-18 US US05/733,370 patent/US4095447A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4095447A (en) | 1978-06-20 |
FR2366071A1 (fr) | 1978-04-28 |
GB1557872A (en) | 1979-12-12 |
DE2641555A1 (de) | 1978-03-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |