CA1094787A - Method of forming helically finned pipes and an apparatus for forming the same - Google Patents

Method of forming helically finned pipes and an apparatus for forming the same

Info

Publication number
CA1094787A
CA1094787A CA294,977A CA294977A CA1094787A CA 1094787 A CA1094787 A CA 1094787A CA 294977 A CA294977 A CA 294977A CA 1094787 A CA1094787 A CA 1094787A
Authority
CA
Canada
Prior art keywords
fin
forming
disk
pipe
shape
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
Application number
CA294,977A
Other languages
English (en)
French (fr)
Inventor
Janusz Przybyla
Zygmunt Gozdziewicz
Jozef Stawski
Jozef Pieczyk
Andrzej Szal
Pawel Bodynek
Andrzej Maczynski
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.)
ZAKLAD DOSWIADCZALNY PRZY ZAKLADACH URZADZEN CHEMICZNYCH "METALCHEM"
Original Assignee
ZAKLAD DOSWIADCZALNY PRZY ZAKLADACH URZADZEN CHEMICZNYCH "METALCHEM"
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 ZAKLAD DOSWIADCZALNY PRZY ZAKLADACH URZADZEN CHEMICZNYCH "METALCHEM" filed Critical ZAKLAD DOSWIADCZALNY PRZY ZAKLADACH URZADZEN CHEMICZNYCH "METALCHEM"
Application granted granted Critical
Publication of CA1094787A publication Critical patent/CA1094787A/en
Expired legal-status Critical Current

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4935—Heat exchanger or boiler making
    • Y10T29/49377—Tube with heat transfer means
    • Y10T29/49378—Finned tube
    • Y10T29/49385—Made from unitary workpiece, i.e., no assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Forging (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
CA294,977A 1977-01-26 1978-01-16 Method of forming helically finned pipes and an apparatus for forming the same Expired CA1094787A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PLP-195619 1977-01-26
PL1977195619A PL113419B1 (en) 1977-01-26 1977-01-26 Method of rolling transversely finned pipes and workingtool therefor

Publications (1)

Publication Number Publication Date
CA1094787A true CA1094787A (en) 1981-02-03

Family

ID=19980689

Family Applications (1)

Application Number Title Priority Date Filing Date
CA294,977A Expired CA1094787A (en) 1977-01-26 1978-01-16 Method of forming helically finned pipes and an apparatus for forming the same

Country Status (15)

Country Link
US (1) US4153982A (en, 2012)
JP (1) JPS5393168A (en, 2012)
CA (1) CA1094787A (en, 2012)
CS (1) CS203004B2 (en, 2012)
DD (1) DD134061A5 (en, 2012)
DE (1) DE2803365C3 (en, 2012)
FR (1) FR2378584A1 (en, 2012)
GB (1) GB1596865A (en, 2012)
HU (1) HU176733B (en, 2012)
IT (1) IT7867147A0 (en, 2012)
NL (1) NL7800970A (en, 2012)
PL (1) PL113419B1 (en, 2012)
RO (1) RO78178A (en, 2012)
SE (1) SE7800918L (en, 2012)
SU (1) SU1080734A3 (en, 2012)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348794A (en) * 1978-05-05 1982-09-14 International Telephone And Telegraph Corporation Double-walled finned heat transfer tube
WO1981000365A1 (en) * 1979-07-31 1981-02-19 Dn Gornyj I Im Artema Method of manufacturing resilient screw thread with closed helical cavity inside its profile and thread-rolling tool therefor
US4403385A (en) * 1980-10-24 1983-09-13 Amtrol Inc. Process of preparing a double wall heat exchanger
JPS57145070U (en, 2012) * 1981-03-06 1982-09-11
PL139849B1 (en) * 1983-03-31 1987-02-28 Zaklady Urzadzen Chem Method of rolling of transversally finned pipes and set of tools therefor
US4546819A (en) * 1984-02-10 1985-10-15 Amtrol Inc. Double wall heat exchanger
US4612790A (en) * 1984-06-19 1986-09-23 Zaklady Urzadzen Chemicznych Metalchem Method of drawing ribs on tubes
US4612791A (en) * 1984-06-19 1986-09-23 Zaklady Urzadzen Chemicznych Metalchem Method and apparatus for rolling transversely ribbed bimetallic pipes
US4901553A (en) * 1987-06-03 1990-02-20 Sumitomo Metal Industries, Ltd. Method of manufacturing a finned tube
FI905552A7 (fi) * 1989-03-13 1990-11-09 Belorussky Politekhnichesky Inst Laite sivuripojen leikkaamiseksi suorakulmaisen poikkileikkauksen omaa van lämmönvaihtimeen
JP6400418B2 (ja) * 2014-10-01 2018-10-03 アロン化成株式会社 リブ付曲管の製造方法およびそれに使用する熱処理用治具
CN113102542A (zh) * 2021-03-15 2021-07-13 射洪县才伦建材有限责任公司 基于crb600h的冷轧带肋钢筋的生产工艺

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2586653A (en) * 1951-06-22 1952-02-19 Calumet And Hecla Cons Copper Method of producing heat exchange elements
US2680975A (en) * 1953-02-24 1954-06-15 Hudson Engineering Corp Fin forming machine
GB897635A (en) * 1960-01-30 1962-05-30 Howell & Company Ltd Manufacture of composite metal tubes
US3683656A (en) * 1970-03-25 1972-08-15 Carl M Lewis Heat exchanger apparatus and method of making the same
DE2202435A1 (de) * 1972-01-19 1973-08-02 Microdot Inc Verfahren zur herstellung von gewindekoerpern
US4059147A (en) * 1972-07-14 1977-11-22 Universal Oil Products Company Integral finned tube for submerged boiling applications having special O.D. and/or I.D. enhancement

Also Published As

Publication number Publication date
PL195619A1 (pl) 1978-08-14
CS203004B2 (en) 1981-02-27
DE2803365A1 (de) 1978-07-27
US4153982A (en) 1979-05-15
DD134061A5 (de) 1979-02-07
GB1596865A (en) 1981-09-03
DE2803365B2 (de) 1981-04-16
JPS561972B2 (en, 2012) 1981-01-17
HU176733B (en) 1981-04-28
PL113419B1 (en) 1980-12-31
IT7867147A0 (it) 1978-01-25
JPS5393168A (en) 1978-08-15
FR2378584A1 (fr) 1978-08-25
SE7800918L (sv) 1978-07-27
RO78178A (ro) 1982-02-01
FR2378584B1 (en, 2012) 1980-08-22
NL7800970A (nl) 1978-07-28
DE2803365C3 (de) 1981-12-24
SU1080734A3 (ru) 1984-03-15

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 19980203