FI65327C - Foerfarande och anordning foer tillverkning av tub med pao insidan fastsatta ytfoerstorande element - Google Patents
Foerfarande och anordning foer tillverkning av tub med pao insidan fastsatta ytfoerstorande element Download PDFInfo
- Publication number
- FI65327C FI65327C FI783176A FI783176A FI65327C FI 65327 C FI65327 C FI 65327C FI 783176 A FI783176 A FI 783176A FI 783176 A FI783176 A FI 783176A FI 65327 C FI65327 C FI 65327C
- Authority
- FI
- Finland
- Prior art keywords
- tube
- rods
- rod
- holder
- holders
- Prior art date
Links
Classifications
-
- 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
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
-
- 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
- B23K9/20—Stud welding
- B23K9/203—Stud welding of cooling fins
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
- Moulding By Coating Moulds (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7712118A SE423149B (sv) | 1977-10-27 | 1977-10-27 | Forfarande och anordning for tillverkning av tuber med pa insidan fastsvetsade pinnar |
SE7712118 | 1977-10-27 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI783176A FI783176A (fi) | 1979-04-28 |
FI65327B FI65327B (fi) | 1983-12-30 |
FI65327C true FI65327C (fi) | 1984-04-10 |
Family
ID=20332699
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI783176A FI65327C (fi) | 1977-10-27 | 1978-10-18 | Foerfarande och anordning foer tillverkning av tub med pao insidan fastsatta ytfoerstorande element |
Country Status (11)
Country | Link |
---|---|
US (2) | US4241287A (no) |
JP (1) | JPS5471763A (no) |
BR (1) | BR7807084A (no) |
CA (1) | CA1116381A (no) |
DE (1) | DE2841843A1 (no) |
DK (1) | DK476278A (no) |
FI (1) | FI65327C (no) |
FR (1) | FR2407446B1 (no) |
GB (1) | GB2006946B (no) |
NO (1) | NO145855C (no) |
SE (1) | SE423149B (no) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2472962A1 (fr) * | 1980-01-08 | 1981-07-10 | Creusot Loire | Procede et dispositif de soudage d'accessoires sur pieces chaudronnees |
IT1184499B (it) * | 1985-04-26 | 1987-10-28 | Italtel Tecnomecc | Metodo per la saldatura automatica di un corpo piastriforme all'interno di barre metalliche e macchina per la implementazione di tale metodo |
US5138128A (en) * | 1991-01-29 | 1992-08-11 | Foster Wheeler Energy Corporation | Front end fixture and method for stud welding gun |
DE19654366B4 (de) * | 1996-12-24 | 2005-10-20 | Behr Gmbh & Co Kg | Strömungskanal, insbesondere für einen Abgaswärmeübertrager |
DE19654367A1 (de) † | 1996-12-24 | 1998-06-25 | Behr Gmbh & Co | Verfahren zum Anbringen von Laschen und/oder Vorsprüngen an einem Feinblech und Feinblech mit Laschen und/oder Vorrichtungen sowie Rechteckrohr aus Feinblechen |
AT409794B (de) * | 1998-11-30 | 2002-11-25 | Vaillant Gmbh | Wärmetauscher |
US6675746B2 (en) | 1999-12-01 | 2004-01-13 | Advanced Mechanical Technology, Inc. | Heat exchanger with internal pin elements |
US6957629B1 (en) | 2004-08-20 | 2005-10-25 | Bock Water Heaters, Inc. | Water heater flue with improved heat transfer |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1101858A (en) * | 1910-06-16 | 1914-06-30 | Universal Electric Welding Co | Process of joining metal. |
US1630338A (en) * | 1919-06-23 | 1927-05-31 | Simmons Co | Metal joint |
US1720244A (en) * | 1926-04-05 | 1929-07-09 | Smith John William | Stream-unifying apparatus |
US1857338A (en) * | 1928-05-23 | 1932-05-10 | Sjolander Carl Gustaf Leonard | Machine for welding tubular objects |
US1929444A (en) * | 1929-07-17 | 1933-10-10 | Murray | Heat conducting element |
US2149696A (en) * | 1936-03-13 | 1939-03-07 | Metropolitan Eng Co | Method of making heat exchangers |
US2208676A (en) * | 1938-08-10 | 1940-07-23 | Kosman Milton | Pipe welding machine |
US2364130A (en) * | 1942-03-02 | 1944-12-05 | Drayer & Hanson Inc | Heat exchange apparatus |
US2365670A (en) * | 1942-09-12 | 1944-12-26 | Us Rubber Co | Method of making heat exchange tubes |
US2473633A (en) * | 1946-03-20 | 1949-06-21 | Brown Fintube Co | Method of welding fins to tubular members by electric resistance welding |
US2873354A (en) * | 1954-08-23 | 1959-02-10 | Gregory Ind Inc | Method of making a heat exchanger |
US3299248A (en) * | 1963-05-15 | 1967-01-17 | Chicago United Products Compan | Apparatus for electric welding fasteners to automobile bodies |
GB1376451A (en) * | 1971-11-08 | 1974-12-04 | Trojani B | Finned tube heat exchange element |
US3961741A (en) * | 1972-09-13 | 1976-06-08 | Foster Wheeler Energy Corporation | Heat transfer tubes with internal extended surface |
-
1977
- 1977-10-27 SE SE7712118A patent/SE423149B/sv not_active IP Right Cessation
-
1978
- 1978-09-26 CA CA000312075A patent/CA1116381A/en not_active Expired
- 1978-09-26 DE DE19782841843 patent/DE2841843A1/de not_active Ceased
- 1978-10-04 US US05/948,482 patent/US4241287A/en not_active Expired - Lifetime
- 1978-10-10 NO NO783423A patent/NO145855C/no unknown
- 1978-10-10 GB GB7839982A patent/GB2006946B/en not_active Expired
- 1978-10-18 FI FI783176A patent/FI65327C/fi not_active IP Right Cessation
- 1978-10-19 FR FR7829754A patent/FR2407446B1/fr not_active Expired
- 1978-10-26 DK DK476278A patent/DK476278A/da unknown
- 1978-10-26 JP JP13208778A patent/JPS5471763A/ja active Pending
- 1978-10-26 BR BR7807084A patent/BR7807084A/pt unknown
-
1980
- 1980-11-10 US US06/205,299 patent/US4383163A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE423149B (sv) | 1982-04-13 |
FI783176A (fi) | 1979-04-28 |
JPS5471763A (en) | 1979-06-08 |
NO783423L (no) | 1979-04-30 |
NO145855C (no) | 1982-06-09 |
SE7712118L (sv) | 1979-04-28 |
CA1116381A (en) | 1982-01-19 |
DE2841843A1 (de) | 1979-05-03 |
FI65327B (fi) | 1983-12-30 |
BR7807084A (pt) | 1979-05-08 |
FR2407446B1 (fr) | 1985-11-08 |
GB2006946B (en) | 1983-01-26 |
US4241287A (en) | 1980-12-23 |
DK476278A (da) | 1979-04-28 |
GB2006946A (en) | 1979-05-10 |
US4383163A (en) | 1983-05-10 |
NO145855B (no) | 1982-03-01 |
FR2407446A1 (fr) | 1979-05-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: GOETAVERKEN ÅNGTEKNIK |