FR728817A - Flexible tube - Google Patents
Flexible tubeInfo
- Publication number
- FR728817A FR728817A FR728817DA FR728817A FR 728817 A FR728817 A FR 728817A FR 728817D A FR728817D A FR 728817DA FR 728817 A FR728817 A FR 728817A
- Authority
- FR
- France
- Prior art keywords
- flexible tube
- flexible
- tube
- 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
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/124—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR728817T | 1931-12-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR728817A true FR728817A (en) | 1932-07-12 |
Family
ID=9112055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR728817D Expired FR728817A (en) | 1931-12-24 | 1931-12-24 | Flexible tube |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR728817A (en) |
-
1931
- 1931-12-24 FR FR728817D patent/FR728817A/en not_active Expired
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