SE219722C1 - - Google Patents
Info
- Publication number
- SE219722C1 SE219722C1 SE627066A SE627066A SE219722C1 SE 219722 C1 SE219722 C1 SE 219722C1 SE 627066 A SE627066 A SE 627066A SE 627066 A SE627066 A SE 627066A SE 219722 C1 SE219722 C1 SE 219722C1
- Authority
- SE
- Sweden
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
- B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/08—Seam welding not restricted to one of the preceding subgroups
- B23K11/082—Seam welding not restricted to one of the preceding subgroups of three-dimensional seams
- B23K11/084—Seam welding not restricted to one of the preceding subgroups of three-dimensional seams of helicoïdal seams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K9/00—Arc welding or cutting
- B23K9/02—Seam welding; Backing means; Inserts
- B23K9/032—Seam welding; Backing means; Inserts for three-dimensional seams
- B23K9/0325—Seam welding; Backing means; Inserts for three-dimensional seams helicoidal seams
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB19506/65A GB1069185A (en) | 1965-05-08 | 1965-05-08 | Improvements in the manufacture of finned tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE219722C1 true SE219722C1 (enrdf_load_stackoverflow) | 1968-04-02 |
Family
ID=10130501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE627066A SE219722C1 (enrdf_load_stackoverflow) | 1965-05-08 | 1966-05-06 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE680126A (enrdf_load_stackoverflow) |
| GB (1) | GB1069185A (enrdf_load_stackoverflow) |
| SE (1) | SE219722C1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114406410B (zh) * | 2022-02-08 | 2024-08-02 | 台州竞添机电有限公司 | 一种提高动铁芯稳定性的电焊机焊接电流调节模块 |
-
1965
- 1965-05-08 GB GB19506/65A patent/GB1069185A/en not_active Expired
-
1966
- 1966-04-27 BE BE680126D patent/BE680126A/xx unknown
- 1966-05-06 SE SE627066A patent/SE219722C1/sv unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE680126A (enrdf_load_stackoverflow) | 1966-10-03 |
| GB1069185A (en) | 1967-05-17 |