JPS5328070A - Pipe with fins - Google Patents

Pipe with fins

Info

Publication number
JPS5328070A
JPS5328070A JP9471177A JP9471177A JPS5328070A JP S5328070 A JPS5328070 A JP S5328070A JP 9471177 A JP9471177 A JP 9471177A JP 9471177 A JP9471177 A JP 9471177A JP S5328070 A JPS5328070 A JP S5328070A
Authority
JP
Japan
Prior art keywords
fins
pipe
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.)
Pending
Application number
JP9471177A
Other languages
English (en)
Japanese (ja)
Inventor
Toomasu Hekutaa
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.)
HEAT EXCHANGERS AFRICA
Original Assignee
HEAT EXCHANGERS AFRICA
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 HEAT EXCHANGERS AFRICA filed Critical HEAT EXCHANGERS AFRICA
Publication of JPS5328070A publication Critical patent/JPS5328070A/ja
Pending 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
    • 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
    • B21C37/154—Making multi-wall tubes
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
  • Rolls And Other Rotary Bodies (AREA)
JP9471177A 1976-08-09 1977-08-09 Pipe with fins Pending JPS5328070A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA00764761A ZA764761B (en) 1976-08-09 1976-08-09 Finned tubing

Publications (1)

Publication Number Publication Date
JPS5328070A true JPS5328070A (en) 1978-03-15

Family

ID=25570601

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9471177A Pending JPS5328070A (en) 1976-08-09 1977-08-09 Pipe with fins

Country Status (8)

Country Link
US (1) US4100784A (OSRAM)
JP (1) JPS5328070A (OSRAM)
BE (1) BE857573A (OSRAM)
CA (1) CA1066036A (OSRAM)
DE (2) DE7724625U1 (OSRAM)
FR (1) FR2361173A1 (OSRAM)
GB (1) GB1575675A (OSRAM)
ZA (1) ZA764761B (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57206344A (en) * 1981-06-12 1982-12-17 Daicel Chem Ind Ltd Cellulose sulfate gel composition
JP2014149124A (ja) * 2013-02-01 2014-08-21 Denso Corp 熱交換器用フィン一体型チューブの製造方法および製造装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4299106A (en) * 1978-09-22 1981-11-10 Heat Exchangers Africa Limited Finned tubing
IT1212616B (it) * 1982-11-04 1989-11-30 Scoti Alberto Procedimento per ricavare alettature integrali su superfici piane o curve mediante sfogliatura ottenuta con azione combinata di taglio e piegatura
PL139849B1 (en) * 1983-03-31 1987-02-28 Zaklady Urzadzen Chem Method of rolling of transversally finned pipes and set of tools therefor
US4901553A (en) * 1987-06-03 1990-02-20 Sumitomo Metal Industries, Ltd. Method of manufacturing a finned tube
KR100581700B1 (ko) * 2004-06-04 2006-05-22 핀튜브텍(주) 전조 핀튜브용 포밍 디스크 및 이를 이용한 고성능 고효율핀튜브

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3648502A (en) * 1970-03-04 1972-03-14 Trane Co Method and apparatus for forming a heat exchanger tube with closely spaced integral fins
US3745801A (en) * 1972-03-02 1973-07-17 Carrier Corp Multiple tube finning apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57206344A (en) * 1981-06-12 1982-12-17 Daicel Chem Ind Ltd Cellulose sulfate gel composition
JP2014149124A (ja) * 2013-02-01 2014-08-21 Denso Corp 熱交換器用フィン一体型チューブの製造方法および製造装置

Also Published As

Publication number Publication date
ZA764761B (en) 1978-01-25
US4100784A (en) 1978-07-18
DE2735661A1 (de) 1978-02-16
FR2361173B3 (OSRAM) 1980-07-11
DE7724625U1 (de) 1978-04-20
FR2361173A1 (fr) 1978-03-10
GB1575675A (en) 1980-09-24
BE857573A (fr) 1978-02-08
CA1066036A (en) 1979-11-13

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