FR742224A - - Google Patents
Info
- Publication number
- FR742224A FR742224A FR742224DA FR742224A FR 742224 A FR742224 A FR 742224A FR 742224D A FR742224D A FR 742224DA FR 742224 A FR742224 A FR 742224A
- Authority
- FR
- France
- 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.)
- Expired
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Metal Rolling (AREA)
- Metal Extraction Processes (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1993427X | 1931-03-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR742224A true FR742224A (xx) | 1933-03-02 |
Family
ID=7915590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR742224D Expired FR742224A (xx) | 1931-03-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1993427A (xx) |
| BE (1) | BE390363A (xx) |
| DE (1) | DE590655C (xx) |
| FR (1) | FR742224A (xx) |
| GB (1) | GB382604A (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2830921A (en) * | 1944-11-30 | 1958-04-15 | Edward C Creutz | Production of uranium tubing |
| US2522257A (en) * | 1945-05-18 | 1950-09-12 | Bishop & Babcock Mfg Co | Means for forming tubes from tubular blanks |
| US3078744A (en) * | 1959-05-20 | 1963-02-26 | Bronstein Harry | Swaging tool |
| US3104565A (en) * | 1959-05-22 | 1963-09-24 | Lodge & Shipley Co | Metal working |
| US5699690A (en) * | 1995-06-19 | 1997-12-23 | Sumitomo Metal Industries, Ltd. | Method and apparatus for manufacturing hollow steel bars |
| WO2018071306A1 (en) * | 2016-10-11 | 2018-04-19 | Northwestern University | Incremental rotary rolling mill and method |
-
0
- FR FR742224D patent/FR742224A/fr not_active Expired
- BE BE390363D patent/BE390363A/xx unknown
-
1932
- 1932-07-29 DE DEW89553D patent/DE590655C/de not_active Expired
- 1932-08-12 US US628603A patent/US1993427A/en not_active Expired - Lifetime
- 1932-08-12 GB GB22586/32A patent/GB382604A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1993427A (en) | 1935-03-05 |
| GB382604A (en) | 1932-10-27 |
| BE390363A (xx) | |
| DE590655C (de) | 1934-01-08 |