FR1421191A - Tube d'acier confectionné à partir de tôles - Google Patents
Tube d'acier confectionné à partir de tôlesInfo
- Publication number
- FR1421191A FR1421191A FR2729A FR2729A FR1421191A FR 1421191 A FR1421191 A FR 1421191A FR 2729 A FR2729 A FR 2729A FR 2729 A FR2729 A FR 2729A FR 1421191 A FR1421191 A FR 1421191A
- Authority
- FR
- France
- Prior art keywords
- sheet metal
- steel tube
- tube made
- steel
- sheet
- Prior art date
- 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
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/083—Supply, or operations combined with supply, of strip material
-
- 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
- B21C37/08—Making tubes with welded or soldered seams
- B21C37/0803—Making tubes with welded or soldered seams the tubes having a special shape, e.g. polygonal tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2729A FR1421191A (fr) | 1965-01-21 | 1965-01-21 | Tube d'acier confectionné à partir de tôles |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR2729A FR1421191A (fr) | 1965-01-21 | 1965-01-21 | Tube d'acier confectionné à partir de tôles |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1421191A true FR1421191A (fr) | 1965-12-10 |
Family
ID=8568840
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR2729A Expired FR1421191A (fr) | 1965-01-21 | 1965-01-21 | Tube d'acier confectionné à partir de tôles |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1421191A (fr) |
-
1965
- 1965-01-21 FR FR2729A patent/FR1421191A/fr not_active Expired
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