DE3508878C2 - - Google Patents

Info

Publication number
DE3508878C2
DE3508878C2 DE19853508878 DE3508878A DE3508878C2 DE 3508878 C2 DE3508878 C2 DE 3508878C2 DE 19853508878 DE19853508878 DE 19853508878 DE 3508878 A DE3508878 A DE 3508878A DE 3508878 C2 DE3508878 C2 DE 3508878C2
Authority
DE
Germany
Prior art keywords
tubular body
ribs
welding
weld
rib
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE19853508878
Other languages
German (de)
English (en)
Other versions
DE3508878A1 (de
Inventor
Wolfgang Dipl.-Ing. Weber
Karl Hermann Dipl.-Betriebsw. 5900 Siegen De Becker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TERMOTEC GESELLSCHAFT fur ENERGIE- und UMWELTTECHNIK MBH 5901 WILNSDORF DE
Original Assignee
TERMOTEC GESELLSCHAFT fur ENERGIE- und UMWELTTECHNIK MBH 5901 WILNSDORF DE
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 TERMOTEC GESELLSCHAFT fur ENERGIE- und UMWELTTECHNIK MBH 5901 WILNSDORF DE filed Critical TERMOTEC GESELLSCHAFT fur ENERGIE- und UMWELTTECHNIK MBH 5901 WILNSDORF DE
Priority to DE19853508878 priority Critical patent/DE3508878A1/de
Publication of DE3508878A1 publication Critical patent/DE3508878A1/de
Application granted granted Critical
Publication of DE3508878C2 publication Critical patent/DE3508878C2/de
Granted legal-status Critical Current

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
    • F28F1/34—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
    • 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
    • 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)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
DE19853508878 1984-03-20 1985-03-13 Spiral-rippenrohr Granted DE3508878A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19853508878 DE3508878A1 (de) 1984-03-20 1985-03-13 Spiral-rippenrohr

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8408429 1984-03-20
DE19853508878 DE3508878A1 (de) 1984-03-20 1985-03-13 Spiral-rippenrohr

Publications (2)

Publication Number Publication Date
DE3508878A1 DE3508878A1 (de) 1985-10-03
DE3508878C2 true DE3508878C2 (enrdf_load_stackoverflow) 1990-01-04

Family

ID=25830255

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853508878 Granted DE3508878A1 (de) 1984-03-20 1985-03-13 Spiral-rippenrohr

Country Status (1)

Country Link
DE (1) DE3508878A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4223569C1 (enrdf_load_stackoverflow) * 1991-08-03 1993-02-04 Rosink App & Anlagenbau Gmbh

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3726677A1 (de) * 1987-08-11 1989-02-23 Schmoele Metall R & G Verfahren und vorrichtung zur herstellung von waermetauscherrohren

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1368939A (fr) * 1963-06-28 1964-08-07 Alsthom Cgee Tube d'échangeur de chaleur à ailette soudée

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4223569C1 (enrdf_load_stackoverflow) * 1991-08-03 1993-02-04 Rosink App & Anlagenbau Gmbh

Also Published As

Publication number Publication date
DE3508878A1 (de) 1985-10-03

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8125 Change of the main classification

Ipc: F28F 1/36

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee