NL68931C - - Google Patents
Info
- Publication number
- NL68931C NL68931C NL68931DA NL68931C NL 68931 C NL68931 C NL 68931C NL 68931D A NL68931D A NL 68931DA NL 68931 C NL68931 C NL 68931C
- Authority
- NL
- Netherlands
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
- 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
- B21B19/10—Finishing, e.g. smoothing, sizing, reeling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Rolling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT952673X | 1940-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL68931C true NL68931C (hr) |
Family
ID=11332528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL68931D NL68931C (hr) | 1940-05-21 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE472826A (hr) |
| FR (1) | FR952673A (hr) |
| LU (1) | LU28819A1 (hr) |
| NL (1) | NL68931C (hr) |
-
0
- BE BE472826D patent/BE472826A/fr unknown
- LU LU28819D patent/LU28819A1/xx unknown
- NL NL68931D patent/NL68931C/xx active
-
1947
- 1947-04-12 FR FR952673D patent/FR952673A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE472826A (hr) | |
| FR952673A (fr) | 1949-11-22 |
| LU28819A1 (hr) |