IT8323096A0 - Calibratura per i cilindri con superficie mantellare simile ad iperbole. - Google Patents
Calibratura per i cilindri con superficie mantellare simile ad iperbole.Info
- Publication number
- IT8323096A0 IT8323096A0 IT8323096A IT2309683A IT8323096A0 IT 8323096 A0 IT8323096 A0 IT 8323096A0 IT 8323096 A IT8323096 A IT 8323096A IT 2309683 A IT2309683 A IT 2309683A IT 8323096 A0 IT8323096 A0 IT 8323096A0
- Authority
- IT
- Italy
- Prior art keywords
- hyperbole
- calibration
- cylinders
- similar
- mantle surface
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
- B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
- B21B19/06—Rolling hollow basic material, e.g. Assel mills
- B21B19/08—Enlarging tube diameter
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
- Metal Rolling (AREA)
- Steroid Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823236893 DE3236893A1 (de) | 1982-10-01 | 1982-10-01 | Kalibrierung fuer die walzen mit hyperbelaehnlicher mantelflaeche |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8323096A0 true IT8323096A0 (it) | 1983-09-30 |
IT8323096A1 IT8323096A1 (it) | 1985-03-30 |
IT1166978B IT1166978B (it) | 1987-05-06 |
Family
ID=6175013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT23096/83A IT1166978B (it) | 1982-10-01 | 1983-09-30 | Calibratura per i cilindri con superficie mantellare simile ad iperbole |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3236893A1 (it) |
FR (1) | FR2533843B1 (it) |
GB (1) | GB2128120A (it) |
IT (1) | IT1166978B (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3710193C1 (de) * | 1987-03-27 | 1988-05-19 | Mannesmann Ag | Verfahren zum Herstellen nahtloser Rohre ueber 200 mm Durchmesser und Vorrichtung zur Durchfuehrung des Verfahrens |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB208285A (en) * | 1922-10-09 | 1923-12-20 | Ralph Charles Stiefel | Process and apparatus for the manufacture of metal tubes |
FR680264A (fr) * | 1929-01-07 | 1930-04-28 | Commande de cylindres à came pour cylindres lamineurs inclinés | |
FR678069A (fr) * | 1929-03-23 | 1930-03-18 | Demag Ag | Laminoir pour l'élargissement des tuyaux |
BE387391A (it) * | 1931-04-29 | |||
US2164724A (en) * | 1936-07-25 | 1939-07-04 | Severin Jose | Rolling mill for enlarging hollow bodies |
BE568981A (it) * | 1957-07-13 |
-
1982
- 1982-10-01 DE DE19823236893 patent/DE3236893A1/de not_active Ceased
-
1983
- 1983-09-21 FR FR8314997A patent/FR2533843B1/fr not_active Expired
- 1983-09-30 IT IT23096/83A patent/IT1166978B/it active
- 1983-09-30 GB GB08326233A patent/GB2128120A/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
IT1166978B (it) | 1987-05-06 |
DE3236893A1 (de) | 1984-04-05 |
FR2533843B1 (fr) | 1987-05-07 |
IT8323096A1 (it) | 1985-03-30 |
GB8326233D0 (en) | 1983-11-02 |
GB2128120A (en) | 1984-04-26 |
FR2533843A1 (fr) | 1984-04-06 |
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