IT1217587B - Metodo per la fabbricazione di tubi alettati ad alto coefficiente di scambio termico - Google Patents

Metodo per la fabbricazione di tubi alettati ad alto coefficiente di scambio termico

Info

Publication number
IT1217587B
IT1217587B IT20567/88A IT2056788A IT1217587B IT 1217587 B IT1217587 B IT 1217587B IT 20567/88 A IT20567/88 A IT 20567/88A IT 2056788 A IT2056788 A IT 2056788A IT 1217587 B IT1217587 B IT 1217587B
Authority
IT
Italy
Prior art keywords
manufacture
high thermal
thermal exchange
finned tubes
exchange coefficient
Prior art date
Application number
IT20567/88A
Other languages
English (en)
Other versions
IT8820567A0 (it
Inventor
Renzo Giovanni Tomezzoli
Original Assignee
Mars Di Renzo Giovanni Tomezzo
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 Mars Di Renzo Giovanni Tomezzo filed Critical Mars Di Renzo Giovanni Tomezzo
Priority to IT20567/88A priority Critical patent/IT1217587B/it
Publication of IT8820567A0 publication Critical patent/IT8820567A0/it
Priority to FR898905448A priority patent/FR2631269B1/fr
Priority to GB8909629A priority patent/GB2218359B/en
Priority to DE3913906A priority patent/DE3913906A1/de
Priority to ES8901611A priority patent/ES2016446A6/es
Application granted granted Critical
Publication of IT1217587B publication Critical patent/IT1217587B/it

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/068—Shaving, skiving or scarifying for forming lifted portions, e.g. slices or barbs, on the surface of the material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
IT20567/88A 1988-05-13 1988-05-13 Metodo per la fabbricazione di tubi alettati ad alto coefficiente di scambio termico IT1217587B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT20567/88A IT1217587B (it) 1988-05-13 1988-05-13 Metodo per la fabbricazione di tubi alettati ad alto coefficiente di scambio termico
FR898905448A FR2631269B1 (fr) 1988-05-13 1989-04-25 Procede de fabrication de tubes a ailettes a coefficient d'echange thermique eleve
GB8909629A GB2218359B (en) 1988-05-13 1989-04-27 A method of manufacturing finned tubes having a high heat exchange factor.
DE3913906A DE3913906A1 (de) 1988-05-13 1989-04-27 Herstellungsverfahren fuer rippenrohre mit hohem waermeaustauschkoeffizienten
ES8901611A ES2016446A6 (es) 1988-05-13 1989-05-12 Metodo de fabricacion para tubos aletados de alto coeficiente de cambio de calor.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20567/88A IT1217587B (it) 1988-05-13 1988-05-13 Metodo per la fabbricazione di tubi alettati ad alto coefficiente di scambio termico

Publications (2)

Publication Number Publication Date
IT8820567A0 IT8820567A0 (it) 1988-05-13
IT1217587B true IT1217587B (it) 1990-03-30

Family

ID=11168909

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20567/88A IT1217587B (it) 1988-05-13 1988-05-13 Metodo per la fabbricazione di tubi alettati ad alto coefficiente di scambio termico

Country Status (5)

Country Link
DE (1) DE3913906A1 (it)
ES (1) ES2016446A6 (it)
FR (1) FR2631269B1 (it)
GB (1) GB2218359B (it)
IT (1) IT1217587B (it)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2219343A (en) * 1939-03-03 1940-10-29 Thermek Corp Machine for raising spines
US3791003A (en) * 1970-02-24 1974-02-12 Peerless Of America Method of frabricating a plural finned heat exchanger
US3683656A (en) * 1970-03-25 1972-08-15 Carl M Lewis Heat exchanger apparatus and method of making the same
IT1215315B (it) * 1985-11-12 1990-01-31 Palloni Giorgio Metodo di fabbricazione di tubi alettati ad alto coefficiente di scambio termico e tubi alettati ottenuti con tale metodo.

Also Published As

Publication number Publication date
FR2631269A1 (fr) 1989-11-17
GB2218359B (en) 1992-10-21
GB2218359A (en) 1989-11-15
DE3913906A1 (de) 1989-11-23
ES2016446A6 (es) 1990-11-01
GB8909629D0 (en) 1989-06-14
IT8820567A0 (it) 1988-05-13
FR2631269B1 (fr) 1992-06-12

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970529