IT1215315B - METHOD OF MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT AND FINNED TUBES OBTAINED BY SUCH METHOD. - Google Patents

METHOD OF MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT AND FINNED TUBES OBTAINED BY SUCH METHOD.

Info

Publication number
IT1215315B
IT1215315B IT8522798A IT2279885A IT1215315B IT 1215315 B IT1215315 B IT 1215315B IT 8522798 A IT8522798 A IT 8522798A IT 2279885 A IT2279885 A IT 2279885A IT 1215315 B IT1215315 B IT 1215315B
Authority
IT
Italy
Prior art keywords
finned tubes
manufacture
high thermal
thermal exchange
exchange coefficient
Prior art date
Application number
IT8522798A
Other languages
Italian (it)
Other versions
IT8522798A0 (en
Inventor
Palloni Giorgio
Original Assignee
Palloni Giorgio
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 Palloni Giorgio filed Critical Palloni Giorgio
Priority to IT8522798A priority Critical patent/IT1215315B/en
Publication of IT8522798A0 publication Critical patent/IT8522798A0/en
Priority to EP86115385A priority patent/EP0226025A3/en
Application granted granted Critical
Publication of IT1215315B publication Critical patent/IT1215315B/en

Links

Classifications

    • 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
    • B21C37/20—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 and 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 and tubes with decorated walls with helical guides

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
IT8522798A 1985-11-12 1985-11-12 METHOD OF MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT AND FINNED TUBES OBTAINED BY SUCH METHOD. IT1215315B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT8522798A IT1215315B (en) 1985-11-12 1985-11-12 METHOD OF MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT AND FINNED TUBES OBTAINED BY SUCH METHOD.
EP86115385A EP0226025A3 (en) 1985-11-12 1986-11-06 Method and apparatus for producing finned tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8522798A IT1215315B (en) 1985-11-12 1985-11-12 METHOD OF MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT AND FINNED TUBES OBTAINED BY SUCH METHOD.

Publications (2)

Publication Number Publication Date
IT8522798A0 IT8522798A0 (en) 1985-11-12
IT1215315B true IT1215315B (en) 1990-01-31

Family

ID=11200543

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8522798A IT1215315B (en) 1985-11-12 1985-11-12 METHOD OF MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT AND FINNED TUBES OBTAINED BY SUCH METHOD.

Country Status (2)

Country Link
EP (1) EP0226025A3 (en)
IT (1) IT1215315B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1217587B (en) * 1988-05-13 1990-03-30 Mars Di Renzo Giovanni Tomezzo METHOD FOR THE MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT
KR100653635B1 (en) 2005-01-06 2006-12-05 김상선 Apparatus for manufacturung fin-tube in the heat exchanger

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661526A (en) * 1944-01-26 1953-12-08 Griscom Russell Co Method of making fin tubing
GB1097519A (en) * 1965-01-13 1968-01-03 Giorgio Palloni Method for the production of finned pipes for heat exchanger apparatus
GB1150525A (en) * 1967-07-11 1969-04-30 Acme Cleveland Corp Method and Machine for Form Rolling
US3727682A (en) * 1970-02-24 1973-04-17 Peerless Of America Heat exchangers and the method of making the same
US3800580A (en) * 1973-01-08 1974-04-02 Armco Steel Corp Thread rolling apparatus
IT1212616B (en) * 1982-11-04 1989-11-30 Scoti Alberto PROCEDURE FOR FINDING FULL FINISHES ON FLAT SURFACES OR CURVES THROUGH SHEETS OBTAINED WITH COMBINED ACTION OF CUTTING AND BENDING

Also Published As

Publication number Publication date
IT8522798A0 (en) 1985-11-12
EP0226025A3 (en) 1988-08-31
EP0226025A2 (en) 1987-06-24

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