DE147389C - - Google Patents
Info
- Publication number
- DE147389C DE147389C DENDAT147389D DE147389DA DE147389C DE 147389 C DE147389 C DE 147389C DE NDAT147389 D DENDAT147389 D DE NDAT147389D DE 147389D A DE147389D A DE 147389DA DE 147389 C DE147389 C DE 147389C
- Authority
- DE
- Germany
- Prior art keywords
- mandrel
- platforms
- caliber
- bars
- rocker
- Prior art date
- 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.)
- Active
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
- B21B17/08—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 having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills
- B21B17/12—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 having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills in a discontinuous process, e.g. plug-rolling mills
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE147389C true DE147389C (cs) |
Family
ID=414573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT147389D Active DE147389C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE147389C (cs) |
-
0
- DE DENDAT147389D patent/DE147389C/de active Active
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