DE122199C - - Google Patents
Info
- Publication number
- DE122199C DE122199C DENDAT122199D DE122199DA DE122199C DE 122199 C DE122199 C DE 122199C DE NDAT122199 D DENDAT122199 D DE NDAT122199D DE 122199D A DE122199D A DE 122199DA DE 122199 C DE122199 C DE 122199C
- Authority
- DE
- Germany
- Prior art keywords
- ribs
- another
- metal
- radiator
- joints
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
- B21C37/24—Making finned or ribbed tubes by fixing strip or like material to tubes annularly-ribbed tubes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE122199C true DE122199C (forum.php) |
Family
ID=391136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT122199D Active DE122199C (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE122199C (forum.php) |
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0
- DE DENDAT122199D patent/DE122199C/de active Active
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