IT1242981B - CONTOUR OF THE CALIBER OF THE CYLINDERS OF A REDUCER OR REDUCER REDUCER - Google Patents
CONTOUR OF THE CALIBER OF THE CYLINDERS OF A REDUCER OR REDUCER REDUCERInfo
- Publication number
- IT1242981B IT1242981B IT02096990A IT2096990A IT1242981B IT 1242981 B IT1242981 B IT 1242981B IT 02096990 A IT02096990 A IT 02096990A IT 2096990 A IT2096990 A IT 2096990A IT 1242981 B IT1242981 B IT 1242981B
- Authority
- IT
- Italy
- Prior art keywords
- reducer
- caliber
- contour
- cylinders
- reducer reducer
- Prior art date
Links
- 239000003638 chemical reducing agent Substances 0.000 title 3
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
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/02—Shape or construction of rolls
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3924261A DE3924261C2 (en) | 1989-07-20 | 1989-07-20 | Caliber contour of the rolls of a reducing or stretch-reducing mill |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9020969A0 IT9020969A0 (en) | 1990-07-18 |
IT9020969A1 IT9020969A1 (en) | 1992-01-18 |
IT1242981B true IT1242981B (en) | 1994-05-18 |
Family
ID=6385589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT02096990A IT1242981B (en) | 1989-07-20 | 1990-07-18 | CONTOUR OF THE CALIBER OF THE CYLINDERS OF A REDUCER OR REDUCER REDUCER |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3924261C2 (en) |
FR (1) | FR2649915A1 (en) |
IT (1) | IT1242981B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19758107A1 (en) * | 1997-12-17 | 1999-06-24 | Mannesmann Ag | Multi-stand mandrelless stretch-reducing mill |
CN1309495C (en) * | 2002-09-10 | 2007-04-11 | 白忠泉 | Inner press roller roll type outline matching screw tube blank |
DE102005038574A1 (en) * | 2005-08-12 | 2007-02-15 | Kocks Technik Gmbh & Co. Kg | Roll stand has three or more rollers in form of pulleys whose inner edges form caliber, each roller having peripheral groove with flat central section and outer edges at angle to it |
CN102699032A (en) * | 2012-06-01 | 2012-10-03 | 无锡西姆莱斯石油专用管制造有限公司 | Process for machining seamless steel pipe with special drift diameter by using slight-stretch reducing mill |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1814238C2 (en) * | 1968-12-12 | 1982-05-19 | Kocks Technik GmbH & Co, 4000 Düsseldorf | Roll calibration for fine iron, especially for wire rolling mills |
DE2448158C3 (en) * | 1974-10-07 | 1980-09-04 | Mannesmannroehren-Werke Ag, 4000 Duesseldorf | Roll calibration of a tube reducing mill aimed at reducing the formation of polygons inside the tube |
SU973199A1 (en) * | 1981-05-15 | 1982-11-15 | Уральский научно-исследовательский институт трубной промышленности | Production tool for longitudinal rolling of tubes |
JPS6333105A (en) * | 1986-07-25 | 1988-02-12 | Nippon Steel Corp | Cold sizing method for steel pipe |
-
1989
- 1989-07-20 DE DE3924261A patent/DE3924261C2/en not_active Expired - Lifetime
-
1990
- 1990-07-02 FR FR9008341A patent/FR2649915A1/en active Pending
- 1990-07-18 IT IT02096990A patent/IT1242981B/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
IT9020969A0 (en) | 1990-07-18 |
FR2649915A1 (en) | 1991-01-25 |
IT9020969A1 (en) | 1992-01-18 |
DE3924261C2 (en) | 1994-05-26 |
DE3924261A1 (en) | 1991-01-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI912957A0 (en) | The metal can body | |
BR9005330A (en) | PRESSURE CLOSURE | |
DK0396492T3 (en) | cylinder | |
SG28336G (en) | Working fluid | |
BR9000612A (en) | VALVE LAMELA | |
IT8922504A0 (en) | SUPERSULFATED HEPARINS | |
IT1246706B (en) | GAS CYLINDER PRESSURE REDUCER | |
BR9007008A (en) | PRESSURE VALVE | |
DK342889D0 (en) | CYLINDER VALVE | |
SE8902064D0 (en) | REMOVABLE SAVING BODY | |
IT1242981B (en) | CONTOUR OF THE CALIBER OF THE CYLINDERS OF A REDUCER OR REDUCER REDUCER | |
NO893225L (en) | EQUIPMENT BODY. | |
IT220283Z2 (en) | PRESSURE REDUCER WITH INCLINED VALVE | |
IT1149480B (en) | TREATMENT CYLINDER | |
PL284583A2 (en) | Double-action cylinder | |
DK116090A (en) | CYLINDER INTERIOR | |
BR8906888A (en) | HYDROMECANIC REDUCER | |
KR910009329U (en) | reducer | |
BR6600949U (en) | PRESSURE REDUCER | |
IT8744211A0 (en) | FLUID DYNAMIC MULTI-CHAMBER CYLINDER | |
NL186895C (en) | FLUID CYLINDER. | |
LV5563A3 (en) | Body | |
SE9002655D0 (en) | AMMUNITION | |
SE8904225D0 (en) | AMMUNITION | |
BR8905811A (en) | HIGH PRESSURE HYDRAULIC PLIERS |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted |