FI65327B - 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

Info

Publication number
FI65327B
FI65327B FI783176A FI783176A FI65327B FI 65327 B FI65327 B FI 65327B FI 783176 A FI783176 A FI 783176A FI 783176 A FI783176 A FI 783176A FI 65327 B FI65327 B FI 65327B
Authority
FI
Finland
Prior art keywords
ytfoerstorande
insidan
fastsatta
tilling
pao
Prior art date
Application number
FI783176A
Other languages
English (en)
Other versions
FI783176A7 (fi
FI65327C (fi
Inventor
Bertil Hjalmar Sjoeholm
Original Assignee
Goetaverken Angteknik Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Goetaverken Angteknik Ab filed Critical Goetaverken Angteknik Ab
Publication of FI783176A7 publication Critical patent/FI783176A7/fi
Publication of FI65327B publication Critical patent/FI65327B/fi
Application granted granted Critical
Publication of FI65327C publication Critical patent/FI65327C/fi

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)
  • Moulding By Coating Moulds (AREA)
  • Pressure Welding/Diffusion-Bonding (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
FI783176A 1977-10-27 1978-10-18 Foerfarande och anordning foer tillverkning av tub med pao insidan fastsatta ytfoerstorande element FI65327C (fi)

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
FI783176A7 FI783176A7 (fi) 1979-04-28
FI65327B true FI65327B (fi) 1983-12-30
FI65327C 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 (fi)
JP (1) JPS5471763A (fi)
BR (1) BR7807084A (fi)
CA (1) CA1116381A (fi)
DE (1) DE2841843A1 (fi)
DK (1) DK476278A (fi)
FI (1) FI65327C (fi)
FR (1) FR2407446B1 (fi)
GB (1) GB2006946B (fi)
NO (1) NO145855C (fi)
SE (1) SE423149B (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
NO145855B (no) 1982-03-01
GB2006946B (en) 1983-01-26
NO145855C (no) 1982-06-09
FR2407446B1 (fr) 1985-11-08
SE7712118L (sv) 1979-04-28
DE2841843A1 (de) 1979-05-03
NO783423L (no) 1979-04-30
BR7807084A (pt) 1979-05-08
FR2407446A1 (fr) 1979-05-25
US4241287A (en) 1980-12-23
FI783176A7 (fi) 1979-04-28
SE423149B (sv) 1982-04-13
CA1116381A (en) 1982-01-19
JPS5471763A (en) 1979-06-08
FI65327C (fi) 1984-04-10
US4383163A (en) 1983-05-10
GB2006946A (en) 1979-05-10
DK476278A (da) 1979-04-28

Similar Documents

Publication Publication Date Title
FI783460A7 (fi) Virvelbaeddfoerbraenning med foertorkning av fuktig inmatning under anvaendande av baeddsand
FI783159A7 (fi) Hjulbaerare foer roerligt uppbaerande av vaeggpaneler pao en stoedyta
FI783060A7 (fi) Plastnaet och inlindning av en last pao en lastpall med hjaelp av detta
DD136621A5 (de) Fluessigkristallines dielektr9kum
FI782882A7 (fi) Med foerbaettrad fraon koett lossnande komposition pao insidan belagt korvskinn
PL209567A1 (pl) Tuleja kotwiaca srube
FI65626B (fi) Foerfarande foer framstaellning av boejliga vaesentligen lineaera kopolyamider baserade pao kaprolaktam fettsyradimerer oc hexametylendiamin
FI783767A7 (fi) Foerfarande foer framstaellning av halvfabrikat av en al-mn-legering med foerbaettrade haollfasthetsegenskaper
FI770350A7 (fi) Med baerhandtag foersedd plastkasse jaemte saett foer tillverkning av densamma
FI783481A7 (fi) Anordning foer rengoering av golv med vaetska
FI773499A7 (fi) Foerbraenning av fast avfall med liten foerorening
FI772319A7 (fi) Anordning foer orientering av med bindemedel foersedda lignocellulosahaltiga delar
FI65327B (fi) Foerfarande och anordning foer tillverkning av tub med pao insidan fastsatta ytfoerstorande element
IT7848904A0 (it) Sonda termometrica
FI771209A7 (fi) Inloppslaoda i pappersmaskin foersett med luftbehaollare foer utjaemning av tryckvariationer i massasuspensionstroemmen
IT1092400B (it) Tassello
NO150060C (no) Anordning for nedfoering av en jordleder
FI782029A7 (fi) Foerfarande foer framstaellning av plantryckformar med laserstraolar
SE7813297L (sv) Ankare
FI782056A7 (fi) Stabilisering av titandioxidpigment med vanadat
FI782028A7 (fi) Foerfarande foer framstaellning av plantryckformar med laserstraolar
NO149869C (no) Halvleder-likerettersoeyle med halvleder-ventilkjoelere
FI781994A7 (fi) Foerfarande foer oeverdragning av friktionsytor med glidmedel
SE7710622L (sv) Vattenspridare
IT1192284B (it) Tassello

Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: GOETAVERKEN ÅNGTEKNIK