FR2631269B1 - METHOD FOR MANUFACTURING FIN TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT - Google Patents

METHOD FOR MANUFACTURING FIN TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT

Info

Publication number
FR2631269B1
FR2631269B1 FR898905448A FR8905448A FR2631269B1 FR 2631269 B1 FR2631269 B1 FR 2631269B1 FR 898905448 A FR898905448 A FR 898905448A FR 8905448 A FR8905448 A FR 8905448A FR 2631269 B1 FR2631269 B1 FR 2631269B1
Authority
FR
France
Prior art keywords
high thermal
thermal exchange
exchange coefficient
fin tubes
manufacturing fin
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 - Lifetime
Application number
FR898905448A
Other languages
French (fr)
Other versions
FR2631269A1 (en
Inventor
Renzo Giovanni Tomezzoli
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2631269A1 publication Critical patent/FR2631269A1/en
Application granted granted Critical
Publication of FR2631269B1 publication Critical patent/FR2631269B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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 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
    • 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)
FR898905448A 1988-05-13 1989-04-25 METHOD FOR MANUFACTURING FIN TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT Expired - Lifetime FR2631269B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20567/88A IT1217587B (en) 1988-05-13 1988-05-13 METHOD FOR THE MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT

Publications (2)

Publication Number Publication Date
FR2631269A1 FR2631269A1 (en) 1989-11-17
FR2631269B1 true FR2631269B1 (en) 1992-06-12

Family

ID=11168909

Family Applications (1)

Application Number Title Priority Date Filing Date
FR898905448A Expired - Lifetime FR2631269B1 (en) 1988-05-13 1989-04-25 METHOD FOR MANUFACTURING FIN TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT

Country Status (5)

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

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 (en) * 1985-11-12 1990-01-31 Palloni Giorgio METHOD OF MANUFACTURE OF FINNED TUBES WITH HIGH THERMAL EXCHANGE COEFFICIENT AND FINNED TUBES OBTAINED BY SUCH METHOD.

Also Published As

Publication number Publication date
ES2016446A6 (en) 1990-11-01
GB8909629D0 (en) 1989-06-14
IT8820567A0 (en) 1988-05-13
FR2631269A1 (en) 1989-11-17
GB2218359A (en) 1989-11-15
DE3913906A1 (en) 1989-11-23
GB2218359B (en) 1992-10-21
IT1217587B (en) 1990-03-30

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Legal Events

Date Code Title Description
ST Notification of lapse