RU2001108551A - METHOD FOR MINIMIZING THICKEN ENDS WHEN ROLLING PIPES IN A REDUCING-STRETCHING MACHINE - Google Patents
METHOD FOR MINIMIZING THICKEN ENDS WHEN ROLLING PIPES IN A REDUCING-STRETCHING MACHINEInfo
- Publication number
- RU2001108551A RU2001108551A RU2001108551/02A RU2001108551A RU2001108551A RU 2001108551 A RU2001108551 A RU 2001108551A RU 2001108551/02 A RU2001108551/02 A RU 2001108551/02A RU 2001108551 A RU2001108551 A RU 2001108551A RU 2001108551 A RU2001108551 A RU 2001108551A
- Authority
- RU
- Russia
- Prior art keywords
- minimizing
- thicken
- reducing
- stretching machine
- pipe
- Prior art date
Links
- 238000005096 rolling process Methods 0.000 claims 1
Claims (1)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19840864.1 | 1998-08-31 | ||
DE19840864A DE19840864C1 (en) | 1998-08-31 | 1998-08-31 | Method for reducing the length of thickened ends when rolling pipes in a stretch reduction rolling mill |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2001108551A true RU2001108551A (en) | 2003-03-27 |
RU2224607C2 RU2224607C2 (en) | 2004-02-27 |
Family
ID=7880141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2001108551/02A RU2224607C2 (en) | 1998-08-31 | 1999-05-11 | Method for minimizing thickened end portions at rolling tubes in stretch - reducing mill |
Country Status (12)
Country | Link |
---|---|
US (1) | US6526792B1 (en) |
EP (1) | EP1109634B1 (en) |
JP (1) | JP3794923B2 (en) |
CN (1) | CN1144630C (en) |
AT (1) | ATE228400T1 (en) |
AU (1) | AU5147599A (en) |
CZ (1) | CZ300083B6 (en) |
DE (1) | DE19840864C1 (en) |
ES (1) | ES2183589T3 (en) |
RU (1) | RU2224607C2 (en) |
UA (1) | UA67792C2 (en) |
WO (1) | WO2000012237A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10332221B4 (en) * | 2003-07-16 | 2006-05-11 | Benteler Stahl/Rohr Gmbh | Method for minimizing thickened ends during rolling of rolled products |
CN100455369C (en) * | 2005-06-30 | 2009-01-28 | 宝山钢铁股份有限公司 | Feed forward control method for wall thickness of tension reducing machine |
DE102017220750A1 (en) | 2017-11-21 | 2019-05-23 | Sms Group Gmbh | Device for controlling a draft-reducing mill |
CN108555033B (en) * | 2018-04-09 | 2019-11-12 | 北京科技大学 | Steel pipe thickens the control method of segment length minimization when a kind of stretch-reducing mill rolls |
CN109047335A (en) * | 2018-06-11 | 2018-12-21 | 黑龙江建龙化工有限公司 | Steel pipe sizes outer diameter control method |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1652543A1 (en) * | 1968-03-02 | 1972-02-03 | Demag Ag | Stretch-reducing mill |
US4002048A (en) * | 1975-12-19 | 1977-01-11 | Aetna-Standard Engineering Company | Method of stretch reducing of tubular stock |
DE3028211C2 (en) * | 1980-07-25 | 1986-10-16 | Kocks Technik Gmbh & Co, 4010 Hilden | Rolling mill for reducing the stretching of tubes |
DE3601693A1 (en) * | 1986-01-17 | 1987-07-23 | Mannesmann Ag | ROLLING MILL FOR TUBE REDUCTION |
US4984444A (en) * | 1989-04-26 | 1991-01-15 | Franceschina Louis E | Method of reducing tubular products |
IT1237199B (en) * | 1989-11-17 | 1993-05-26 | Ettore Cernuschi | STEEL REDUCER REDUCER FOR PIPES. |
RU2015755C1 (en) * | 1991-05-23 | 1994-07-15 | Всероссийский научно-исследовательский, проектно-конструкторский и технологический институт кабельной промышленности | Method for cold reduction in cross-sectional area of welded pipe products |
JP3316979B2 (en) * | 1992-11-30 | 2002-08-19 | 住友金属工業株式会社 | Pipe rolling method and apparatus used for its implementation |
DE4446659C1 (en) * | 1994-12-16 | 1996-07-25 | Mannesmann Ag | Working method for producing pipe in drawing roller |
-
1998
- 1998-08-31 DE DE19840864A patent/DE19840864C1/en not_active Expired - Lifetime
-
1999
- 1999-05-11 US US09/786,035 patent/US6526792B1/en not_active Expired - Lifetime
- 1999-05-11 JP JP2000567324A patent/JP3794923B2/en not_active Expired - Lifetime
- 1999-05-11 CN CNB998104337A patent/CN1144630C/en not_active Expired - Lifetime
- 1999-05-11 WO PCT/DE1999/001459 patent/WO2000012237A1/en active IP Right Grant
- 1999-05-11 AU AU51475/99A patent/AU5147599A/en not_active Abandoned
- 1999-05-11 RU RU2001108551/02A patent/RU2224607C2/en active
- 1999-05-11 CZ CZ20010754A patent/CZ300083B6/en not_active IP Right Cessation
- 1999-05-11 ES ES99936250T patent/ES2183589T3/en not_active Expired - Lifetime
- 1999-05-11 AT AT99936250T patent/ATE228400T1/en active
- 1999-05-11 EP EP99936250A patent/EP1109634B1/en not_active Expired - Lifetime
- 1999-11-05 UA UA2001021380A patent/UA67792C2/en unknown
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2184798A1 (en) | Hot strip production plant for rolling thin rolled strip | |
RU99119886A (en) | MODULAR ROLLING MILL | |
JPH01148433A (en) | Hot rolled bar steel with spiral rib and manufacture and device thereof | |
RU2001108551A (en) | METHOD FOR MINIMIZING THICKEN ENDS WHEN ROLLING PIPES IN A REDUCING-STRETCHING MACHINE | |
CA2282630A1 (en) | Apparatus and method for removing tops or roots from crops | |
CA2280712A1 (en) | A rolling apparatus and a rolling method | |
EP0896840A4 (en) | Rolling mill and rolling method and rolling equipment | |
AU5147599A (en) | Method for minimizing thickened ends during the rolling of pipes in a stretch reducing mill | |
DE3863384D1 (en) | CALIBER ROLLING SET FOR ROLLING STEEL AND ROLLING MILLS HERE. | |
CA2234218A1 (en) | Process for manufacturing tubes using the cold pilger step-by-step process | |
CN2288025Y (en) | Rib rolling mill for internal wall of welding tube | |
CN207494213U (en) | A kind of cold-rolling mill rectification roll | |
CN210547531U (en) | Cold-drawn square flat steel rolling head device | |
RU2001129641A (en) | METHOD OF FITTING A ROUND CURVE OF DRIVING GEARS OF RING ROLLS TO A NEUTRAL ZONE IN A SHRINKING CALIBER OF RING ROLLS OF A ROLLING MILL | |
RU96119839A (en) | LONGITUDINAL LILLING MACHINE | |
SU1357092A1 (en) | Sinking mill | |
CN211515589U (en) | Cold drawing machine for precisely drawing special-shaped flat steel | |
AU2346192A (en) | Method of determining the optimum ratio for the number of roll rotation in a cold rolling mill, operation method and cold rolling mill | |
JPS6087907A (en) | Continuous rolling mill for steel pipe | |
Weisshaar et al. | Dynamic behavior of rolling mill main drives having various motor-gearbox designs | |
EP0904863A3 (en) | A device in a wire rolling mill | |
JP2001347304A (en) | Sizing mill for steel tube | |
FR2533843A1 (en) | CALIBER ARRANGEMENT OF LAMINATOR ELARGISSEUR COMPRISING CYLINDERS WITH AT LEAST SENSIBLY HYPERBOLIC WALLS | |
EP0108557A3 (en) | Hot mill hydraulic direct roll drive | |
RU2188729C2 (en) | Drive system of multistand shape bending mill |