DK133542B - Fremgangsmade til fremstilling af elektrisk svejsede ribberor - Google Patents

Fremgangsmade til fremstilling af elektrisk svejsede ribberor

Info

Publication number
DK133542B
DK133542B DK71672A DK71672A DK133542B DK 133542 B DK133542 B DK 133542B DK 71672 A DK71672 A DK 71672A DK 71672 A DK71672 A DK 71672A DK 133542 B DK133542 B DK 133542B
Authority
DK
Denmark
Prior art keywords
ribes
procedure
manufacture
electrically welded
welded
Prior art date
Application number
DK71672A
Other languages
English (en)
Other versions
DK133542C (da
Inventor
G Scholl
Original Assignee
G Scholl
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 G Scholl filed Critical G Scholl
Publication of DK133542B publication Critical patent/DK133542B/da
Application granted granted Critical
Publication of DK133542C publication Critical patent/DK133542C/da

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
    • F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
    • F28F1/24—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely
    • F28F1/30—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending transversely the means being attachable to the element
    • 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
    • B21C37/24—Making finned or ribbed tubes by fixing strip or like material to tubes annularly-ribbed tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
DK71672A 1971-02-17 1972-02-16 Fremgangsmade til fremstilling af elektrisk svejsede ribberor DK133542C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712107499 DE2107499A1 (de) 1971-02-17 1971-02-17 Herstellungsverfahren fuer elektrisch geschweisste rippenrohre

Publications (2)

Publication Number Publication Date
DK133542B true DK133542B (da) 1976-06-08
DK133542C DK133542C (da) 1976-10-25

Family

ID=5799002

Family Applications (1)

Application Number Title Priority Date Filing Date
DK71672A DK133542C (da) 1971-02-17 1972-02-16 Fremgangsmade til fremstilling af elektrisk svejsede ribberor

Country Status (7)

Country Link
BE (1) BE778701A (da)
CH (1) CH546604A (da)
DE (1) DE2107499A1 (da)
DK (1) DK133542C (da)
FR (1) FR2125504B1 (da)
GB (1) GB1386343A (da)
NL (1) NL7201473A (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE7501204L (sv) * 1975-02-04 1976-08-05 Sensotherm Ab Anordning vid en veckad plat jemte forfarande vid tillverkningen av densamma
CN102814583B (zh) * 2012-08-03 2015-09-02 江苏海德节能科技有限公司 H型翅片管焊机用翅片电极板系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2716802A (en) * 1951-10-08 1955-09-06 Tranter Mfg Inc Method of making heat exchange devices
FR1209680A (fr) * 1958-08-27 1960-03-03 Duralumin Procédé de fabrication d'un échangeur de température à grande surface de transmission thermique et échangeur obtenu
US3407874A (en) * 1966-05-19 1968-10-29 John R. Gier Jr. Fin tube assemblage for heat exchangers

Also Published As

Publication number Publication date
FR2125504A1 (da) 1972-09-29
DE2107499A1 (de) 1972-08-24
BE778701A (fr) 1972-05-16
CH546604A (de) 1974-03-15
GB1386343A (en) 1975-03-05
NL7201473A (da) 1972-08-21
FR2125504B1 (da) 1974-08-02
DK133542C (da) 1976-10-25

Similar Documents

Publication Publication Date Title
DK548375A (da) Fremgangsmade til fremstilling af fladglas
TR17134A (tr) Elektrodkimyasal usullere mahsus elektrodlar
SE407671C (sv) Svetselektrod
IT970938B (it) Elettrodo
NO140478C (no) Fremgangsmaate for fremstilling av fibriller
SE401186B (sv) Forfarande for framstellning av nya penicilliner
DK152612C (da) Enhed til elektrisk punktsvejsning
DK132711C (da) Fremgangsmade til fremstilling af cephalosporin c
AR199087A1 (es) Conjunto de electrodo refractario
SE390475B (sv) Elektrodforband
DK133542C (da) Fremgangsmade til fremstilling af elektrisk svejsede ribberor
IT950012B (it) Elettrodo per saldatura
FI56670B (fi) Foerfarande foer framstaellning av 5-cyklohexyl-6-halogenindan-1-karboxylsyraderivat
IT956609B (it) Elettrodo selettivo di anioni
DK139524B (da) Fremgangsmaade til fremstilling af poly-alfahydroxy-acrylsyre
RO68466A (ro) Procedeu pentru fabricarea uretanilor
SE399426B (sv) Forfarande for framstellning av dibens /c,e/ azepin-5-oner
DK145932C (da) Fremgangsmaade til fremstilling af substituerede cobamider
SE394394B (sv) Anordning for framstellning av spanplattor
DK133277B (da) Fremgangsmade til fremstilling af transchrysanthemsyre
DK143488C (da) Svejseelektrode
SE393616B (sv) Forfarande for framstellning av dihydrokodein
SE7608222L (sv) Forfarande for framstellning av oxaprostaglandiner
FI56376B (fi) Foerfarande foer framstaellning av 1-alkenyl-2-aminometylpyrrolidiner
NO136709C (no) Fremgangsm}te for innbrenning av elektroder av karbonholdig material