JPS4956866A - - Google Patents
Info
- Publication number
- JPS4956866A JPS4956866A JP48074321A JP7432173A JPS4956866A JP S4956866 A JPS4956866 A JP S4956866A JP 48074321 A JP48074321 A JP 48074321A JP 7432173 A JP7432173 A JP 7432173A JP S4956866 A JPS4956866 A JP S4956866A
- Authority
- JP
- Japan
- 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.)
- Pending
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/08—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
- Working Measures On Existing Buildindgs (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2233078A DE2233078A1 (en) | 1972-06-30 | 1972-06-30 | EQUIPMENT FOR SCAFFOLDING AND ROLLER CHANGE, PREFERABLY ON THREE-ROLLER HELICAL ROLLING MILLS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4956866A true JPS4956866A (en) | 1974-06-03 |
Family
ID=5849801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48074321A Pending JPS4956866A (en) | 1972-06-30 | 1973-06-30 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3842638A (en) |
| JP (1) | JPS4956866A (en) |
| DE (1) | DE2233078A1 (en) |
| FR (1) | FR2190536B3 (en) |
| GB (1) | GB1433358A (en) |
| IT (1) | IT989119B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5816717A (en) * | 1981-07-24 | 1983-01-31 | Nippon Kokan Kk <Nkk> | Steel pipe rolling machine |
| JPH0657600B2 (en) * | 1984-10-26 | 1994-08-03 | モルガン コンストラクシヨン カンパニー | Hoist equipment |
| DE19721260C1 (en) * | 1997-05-15 | 1998-10-29 | Mannesmann Ag | Roll changing unit for three roll skew rolling mills |
-
1972
- 1972-06-30 DE DE2233078A patent/DE2233078A1/en active Pending
-
1973
- 1973-06-06 FR FR7320582A patent/FR2190536B3/fr not_active Expired
- 1973-06-12 GB GB2786673A patent/GB1433358A/en not_active Expired
- 1973-06-13 IT IT25301/73A patent/IT989119B/en active
- 1973-06-18 US US00371194A patent/US3842638A/en not_active Expired - Lifetime
- 1973-06-30 JP JP48074321A patent/JPS4956866A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3842638A (en) | 1974-10-22 |
| FR2190536B3 (en) | 1976-05-28 |
| IT989119B (en) | 1975-05-20 |
| GB1433358A (en) | 1976-04-28 |
| DE2233078A1 (en) | 1974-01-03 |
| FR2190536A1 (en) | 1974-02-01 |