JPS4842542B1 - - Google Patents
Info
- Publication number
- JPS4842542B1 JPS4842542B1 JP43054390A JP5439068A JPS4842542B1 JP S4842542 B1 JPS4842542 B1 JP S4842542B1 JP 43054390 A JP43054390 A JP 43054390A JP 5439068 A JP5439068 A JP 5439068A JP S4842542 B1 JPS4842542 B1 JP S4842542B1
- 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
- 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
-
- 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
- B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
- B21C37/202—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with guides parallel to the tube axis
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEM0075032 | 1967-08-03 | ||
| DE1967M0075115 DE1279600B (de) | 1967-08-11 | 1967-08-11 | Verfahren und Walzenkalibrierung zum Walzen von nahtlosen Rohren mit Aussenlaengsrippen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4842542B1 true JPS4842542B1 (US20040232935A1-20041125-M00001.png) | 1973-12-13 |
Family
ID=25988073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP43054390A Pending JPS4842542B1 (US20040232935A1-20041125-M00001.png) | 1967-08-03 | 1968-08-02 |
Country Status (4)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3688540A (en) * | 1969-07-29 | 1972-09-05 | Superior Tube Co | Tube rolling mill employing a tapered mandrel and a cluster of rolls that each have specially designed tube contacting grooves |
| DE2641555A1 (de) * | 1976-09-15 | 1978-03-16 | Schevtschenko | Verfahren zum kontinuierlichen rohrwalzen und kontinuierliches rohrwalzwerk |
| JP5183084B2 (ja) * | 2007-03-14 | 2013-04-17 | 株式会社 クニテック | 筒形状製品とその製造方法及び製造装置 |
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1968
- 1968-08-02 JP JP43054390A patent/JPS4842542B1/ja active Pending
- 1968-08-02 FR FR1576793D patent/FR1576793A/fr not_active Expired
- 1968-08-05 US US750239A patent/US3566655A/en not_active Expired - Lifetime
- 1968-08-05 GB GB37207/68A patent/GB1193390A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3566655A (en) | 1971-03-02 |
| FR1576793A (US20040232935A1-20041125-M00001.png) | 1969-08-01 |
| GB1193390A (en) | 1970-05-28 |
