SE448780B - Flensforsett metallror for vermevexlare - Google Patents

Flensforsett metallror for vermevexlare

Info

Publication number
SE448780B
SE448780B SE7808061A SE7808061A SE448780B SE 448780 B SE448780 B SE 448780B SE 7808061 A SE7808061 A SE 7808061A SE 7808061 A SE7808061 A SE 7808061A SE 448780 B SE448780 B SE 448780B
Authority
SE
Sweden
Prior art keywords
pipe
flanges
tool
rolling
upsetting
Prior art date
Application number
SE7808061A
Other languages
English (en)
Swedish (sv)
Other versions
SE7808061L (sv
Inventor
M Saier
H-W Kestner
R Klockler
Original Assignee
Wieland Werke Ag
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 Wieland Werke Ag filed Critical Wieland Werke Ag
Publication of SE7808061L publication Critical patent/SE7808061L/xx
Publication of SE448780B publication Critical patent/SE448780B/sv

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
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls
    • B21C37/207—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes or tubes with decorated walls with helical guides
    • 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
    • F28F1/34—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 obliquely
    • F28F1/36—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 obliquely the means being helically wound fins or wire spirals

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Forging (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
SE7808061A 1977-08-09 1978-07-21 Flensforsett metallror for vermevexlare SE448780B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2735762A DE2735762C2 (de) 1977-08-09 1977-08-09 Rippenrohr und Vorrichtung zu dessen Herstellung

Publications (2)

Publication Number Publication Date
SE7808061L SE7808061L (sv) 1979-02-10
SE448780B true SE448780B (sv) 1987-03-16

Family

ID=6015929

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7808061A SE448780B (sv) 1977-08-09 1978-07-21 Flensforsett metallror for vermevexlare

Country Status (9)

Country Link
JP (1) JPS5499253A (de)
AT (1) AT358612B (de)
DE (1) DE2735762C2 (de)
DK (1) DK160726C (de)
ES (1) ES244808Y (de)
FR (1) FR2400179A1 (de)
GB (1) GB2002893B (de)
IT (1) IT1105441B (de)
SE (1) SE448780B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2808080C2 (de) * 1977-02-25 1982-12-30 Furukawa Metals Co., Ltd., Tokyo Wärmeübertragungs-Rohr für Siedewärmetauscher und Verfahren zu seiner Herstellung
US4313248A (en) * 1977-02-25 1982-02-02 Fukurawa Metals Co., Ltd. Method of producing heat transfer tube for use in boiling type heat exchangers
DE2758526C2 (de) * 1977-12-28 1986-03-06 Wieland-Werke Ag, 7900 Ulm Verfahren und Vorrichtung zur Herstellung eines Rippenrohres
DE2758527C2 (de) * 1977-12-28 1985-04-25 Wieland-Werke Ag, 7900 Ulm Verfahren und Vorrichtung zur Herstellung eines Rippenrohres
DE2803274A1 (de) * 1978-01-26 1979-08-02 Wieland Werke Ag Rippenrohr sowie verfahren und vorrichtung zu dessen herstellung
DE2803273A1 (de) * 1978-01-26 1979-08-02 Wieland Werke Ag Rippenrohr sowie verfahren und vorrichtung zu dessen herstellung
JPS59202397A (ja) * 1983-04-30 1984-11-16 Kobe Steel Ltd 内面溝付管及びその製造方法
US4619314A (en) * 1983-08-05 1986-10-28 Ishikawajima-Harima Jukogyo Kabushiki Kaisha Device for preventing wear of heat transfer tubes in fluidized-bed boiler
DE3408626A1 (de) * 1984-03-09 1985-09-12 Wieland-Werke Ag, 7900 Ulm Gewickelter waermeuebertrager, insbesondere fuer waermepumpen oder kaelteanlagen
GB2183519B (en) * 1985-12-02 1989-10-04 Carrier Corp Method and apparatus for producing helically finned tubes
US4997341A (en) * 1989-08-15 1991-03-05 Bw/Ip International, Inc. Reduction of transient thermal stresses in machine components
DE10150999C2 (de) * 2001-10-16 2003-08-07 Peak Werkstoff Gmbh Verfahren zum Profilieren der äußeren Umfangsfläche von Zylinderlaufbuchsen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3326283A (en) * 1965-03-29 1967-06-20 Trane Co Heat transfer surface
US3383892A (en) * 1965-08-13 1968-05-21 Anaconda American Brass Co Manufacture of integrally finned tubing
GB1092150A (en) * 1965-10-19 1967-11-22 Bjorn Large A method of producing ribbed tubes of deformable material
US3602027A (en) * 1969-04-01 1971-08-31 Trane Co Simultaneous finning and reforming of tubular heat transfer surface
US3683656A (en) * 1970-03-25 1972-08-15 Carl M Lewis Heat exchanger apparatus and method of making the same

Also Published As

Publication number Publication date
JPS5499253A (en) 1979-08-04
FR2400179A1 (fr) 1979-03-09
ES244808Y (es) 1980-12-01
DE2735762C2 (de) 1983-11-24
ES244808U (es) 1980-06-16
SE7808061L (sv) 1979-02-10
DK160726B (da) 1991-04-08
IT1105441B (it) 1985-11-04
DE2735762A1 (de) 1979-02-22
GB2002893B (en) 1982-05-26
IT7850678A0 (it) 1978-08-09
DK160726C (da) 1991-09-23
DK311378A (da) 1979-02-10
AT358612B (de) 1980-09-25
GB2002893A (en) 1979-02-28
ATA488678A (de) 1980-02-15

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