FR2542648B1 - - Google Patents
Info
- Publication number
- FR2542648B1 FR2542648B1 FR8304473A FR8304473A FR2542648B1 FR 2542648 B1 FR2542648 B1 FR 2542648B1 FR 8304473 A FR8304473 A FR 8304473A FR 8304473 A FR8304473 A FR 8304473A FR 2542648 B1 FR2542648 B1 FR 2542648B1
- 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
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- 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
- B21D15/00—Corrugating tubes
- B21D15/04—Corrugating tubes transversely, e.g. helically
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/08—Tubular elements crimped or corrugated in longitudinal section
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Metal Extraction Processes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8304473A FR2542648A1 (en) | 1983-03-18 | 1983-03-18 | Method and device for forming corrugations in a tube |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8304473A FR2542648A1 (en) | 1983-03-18 | 1983-03-18 | Method and device for forming corrugations in a tube |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2542648A1 FR2542648A1 (en) | 1984-09-21 |
FR2542648B1 true FR2542648B1 (es) | 1988-03-25 |
Family
ID=9287005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8304473A Granted FR2542648A1 (en) | 1983-03-18 | 1983-03-18 | Method and device for forming corrugations in a tube |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2542648A1 (es) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB321017A (en) * | 1928-09-21 | 1929-10-31 | Bromford Tube Company Ltd | Improvements relating to the manufacture of tubes, rods or bars |
FR1542144A (fr) * | 1967-10-31 | 1968-10-11 | Calumet & Hecla | Appareil de formage d'ondulations hélicoïdales dans des tuyaux souples métalliques |
DE2053085C3 (de) * | 1970-10-29 | 1979-11-15 | Kabel- Und Metallwerke Gutehoffnungshuette Ag, 3000 Hannover | Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Rohren mit wendeiförmigen oder ringförmigen Innenrippen |
GB1462370A (en) * | 1973-11-30 | 1977-01-26 | Atomic Energy Authority Uk | Manufacturing tubes |
US3928997A (en) * | 1975-03-28 | 1975-12-30 | Olin Corp | Method and apparatus for producing corrugated tubing |
DE2804990C2 (de) * | 1978-02-06 | 1985-08-29 | kabelmetal electro GmbH, 3000 Hannover | Vorrichtung zum kontinuierlichen Wellen dünnwandiger Rohre |
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1983
- 1983-03-18 FR FR8304473A patent/FR2542648A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2542648A1 (en) | 1984-09-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |