FR1167369A - Procédé de fabrication de doubles tubes pour échangeurs thermiques et tube obtenu par ce procédé - Google Patents
Procédé de fabrication de doubles tubes pour échangeurs thermiques et tube obtenu par ce procédéInfo
- Publication number
- FR1167369A FR1167369A FR1167369DA FR1167369A FR 1167369 A FR1167369 A FR 1167369A FR 1167369D A FR1167369D A FR 1167369DA FR 1167369 A FR1167369 A FR 1167369A
- Authority
- FR
- France
- Prior art keywords
- heat exchangers
- tube obtained
- double tubes
- manufacturing process
- tubes
- 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
- B21C37/15—Making tubes of special shape; Making tube fittings
- B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
- B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes
-
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1167369T | 1957-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1167369A true FR1167369A (fr) | 1958-11-24 |
Family
ID=9655534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1167369D Expired FR1167369A (fr) | 1957-03-01 | 1957-03-01 | Procédé de fabrication de doubles tubes pour échangeurs thermiques et tube obtenu par ce procédé |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1167369A (fr) |
-
1957
- 1957-03-01 FR FR1167369D patent/FR1167369A/fr not_active Expired
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