FR962270A - - Google Patents
Info
- Publication number
- FR962270A FR962270A FR962270DA FR962270A FR 962270 A FR962270 A FR 962270A FR 962270D A FR962270D A FR 962270DA FR 962270 A FR962270 A FR 962270A
- 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
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/16—Making tubes with varying diameter in longitudinal direction
- B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
- B21B21/005—Pilgrim-step tube-rolling, i.e. pilger mills with reciprocating stand, e.g. driving the stand
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP37711A DE966952C (de) | 1949-03-25 | 1949-03-25 | Einrichtung an Pilgerwalzwerken zum Herstellen von konischen oder mit konischen Teilen versehenen Rohren in kaltem Zustand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR962270A true FR962270A (de) | 1950-06-07 |
Family
ID=7375446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR962270D Expired FR962270A (de) | 1949-03-25 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE481529A (de) |
| DE (1) | DE966952C (de) |
| FR (1) | FR962270A (de) |
| NL (1) | NL73377C (de) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE58762C (de) * | M. MANNESMANN in Remscheid-Bliedinghausen | Verfahren und Vorrichtung zum Formen, Auswalzen und Kalibriren von Röhren und anderen Hohlkörpern | ||
| AT149862B (de) * | 1934-07-20 | 1937-06-10 | Tube Reducing Corp | Verfahren und Vorrichtung zur Herstellung von Rohren aus hartem Metall. |
| DE922406C (de) * | 1950-10-17 | 1955-01-17 | Hoover Ltd | Verfahren zur Herstellung von Walzen fuer Waeschewringmaschinen |
-
0
- FR FR962270D patent/FR962270A/fr not_active Expired
- BE BE481529D patent/BE481529A/fr unknown
- NL NL73377D patent/NL73377C/xx active
-
1949
- 1949-03-25 DE DEP37711A patent/DE966952C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE481529A (de) | |
| DE966952C (de) | 1957-09-19 |
| NL73377C (de) |