BE375193A - - Google Patents
Info
- Publication number
- BE375193A BE375193A BE375193DA BE375193A BE 375193 A BE375193 A BE 375193A BE 375193D A BE375193D A BE 375193DA BE 375193 A BE375193 A BE 375193A
- Authority
- BE
- Belgium
- Prior art keywords
- tube
- tape
- fin
- point
- current
- Prior art date
Links
- 238000004804 winding Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 238000005485 electric heating Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE375193A true BE375193A (de) |
Family
ID=45823
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE375193D BE375193A (de) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE375193A (de) |
-
0
- BE BE375193D patent/BE375193A/fr unknown
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