BE725699A - - Google Patents
Info
- Publication number
- BE725699A BE725699A BE725699DA BE725699A BE 725699 A BE725699 A BE 725699A BE 725699D A BE725699D A BE 725699DA BE 725699 A BE725699 A BE 725699A
- Authority
- BE
- Belgium
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
- B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
- B21C37/283—Making U-pieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/12—Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die
- B21D9/125—Bending tubes using mandrels or the like by pushing over a curved mandrel; by pushing through a curved die by pushing through a curved die
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR136563 | 1968-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE725699A true BE725699A (zh) | 1969-05-29 |
Family
ID=8644759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE725699D BE725699A (zh) | 1968-01-18 | 1968-12-19 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE725699A (zh) |
| CH (1) | CH500779A (zh) |
| DE (2) | DE6901753U (zh) |
| ES (1) | ES362660A1 (zh) |
| FR (1) | FR1565445A (zh) |
| GB (1) | GB1198220A (zh) |
| LU (1) | LU57587A1 (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1030939B (it) | 1974-12-20 | 1979-04-10 | Tag Vertrieb Ag | Metodo per la curvatura di corpi tubolari ed apparecchiatura attuante tale metodo |
| DE3701612A1 (de) * | 1987-01-21 | 1988-08-04 | Benteler Werke Ag | Verfahren zum biegen von rohren und stuetzdorn zur durchfuehrung des verfahrens |
| JP2013104465A (ja) * | 2011-11-11 | 2013-05-30 | Sanwa Boeki Kk | 多方管継手の製造方法 |
| CN102773306B (zh) * | 2012-08-09 | 2017-07-18 | 赵肖运 | 挤压管通件的填充介质及其挤压管通件的制作工艺 |
-
1968
- 1968-01-18 FR FR1565445D patent/FR1565445A/fr not_active Expired
- 1968-12-17 LU LU57587D patent/LU57587A1/xx unknown
- 1968-12-19 CH CH1894068A patent/CH500779A/fr not_active IP Right Cessation
- 1968-12-19 BE BE725699D patent/BE725699A/xx unknown
- 1968-12-24 GB GB6142268A patent/GB1198220A/en not_active Expired
-
1969
- 1969-01-17 DE DE19696901753 patent/DE6901753U/de not_active Expired
- 1969-01-17 DE DE19691902285 patent/DE1902285A1/de active Pending
- 1969-01-18 ES ES362660A patent/ES362660A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1198220A (en) | 1970-07-08 |
| ES362660A1 (es) | 1970-12-01 |
| DE1902285A1 (de) | 1969-10-02 |
| CH500779A (fr) | 1970-12-31 |
| DE6901753U (de) | 1971-11-04 |
| FR1565445A (zh) | 1969-05-02 |
| LU57587A1 (zh) | 1969-04-08 |