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FI933922A0 - ROERKONSTRUKTION OCH FOERFARANDE FOER FRAMSTAELLNING AV DEN - Google Patents

ROERKONSTRUKTION OCH FOERFARANDE FOER FRAMSTAELLNING AV DEN

Info

Publication number
FI933922A0
FI933922A0 FI933922A FI933922A FI933922A0 FI 933922 A0 FI933922 A0 FI 933922A0 FI 933922 A FI933922 A FI 933922A FI 933922 A FI933922 A FI 933922A FI 933922 A0 FI933922 A0 FI 933922A0
Authority
FI
Finland
Prior art keywords
roerkonstruktion
den
foerfarande foer
foer framstaellning
och foerfarande
Prior art date
Application number
FI933922A
Other languages
Finnish (fi)
Other versions
FI933922A (en
Inventor
Hannu Juhani Kirsi
Original Assignee
Hannu Juhani Kirsi
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
Priority claimed from FI925492A external-priority patent/FI925492A0/en
Application filed by Hannu Juhani Kirsi filed Critical Hannu Juhani Kirsi
Priority to FI933922A priority Critical patent/FI933922A/en
Publication of FI933922A0 publication Critical patent/FI933922A0/en
Priority to PCT/FI1993/000521 priority patent/WO1994012298A1/en
Priority to AU55653/94A priority patent/AU5565394A/en
Publication of FI933922A publication Critical patent/FI933922A/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
    • B21B1/09—L-sections
    • 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
    • B21C37/08—Making tubes with welded or soldered seams
    • B21C37/0803—Making tubes with welded or soldered seams the tubes having a special shape, e.g. polygonal tubes
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/26—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass heat exchangers or the like
    • 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
    • F28F1/14—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 longitudinally
    • F28F1/22—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 longitudinally the means having portions engaging further tubular elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B2015/0092—Welding in the rolling direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B45/004—Heating the product

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
FI933922A 1992-12-03 1993-09-08 Pipe structure and its manufacturing method FI933922A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI933922A FI933922A (en) 1992-12-03 1993-09-08 Pipe structure and its manufacturing method
PCT/FI1993/000521 WO1994012298A1 (en) 1992-12-03 1993-12-02 A pipe structure, its manufacturing method and a resulting product
AU55653/94A AU5565394A (en) 1992-12-03 1993-12-02 A pipe structure, its manufacturing method and a resulting product

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI925492A FI925492A0 (en) 1992-12-03 1992-12-03 RAKT SKARVAT, AV STAOLBAND FRAMSTAELLT STAOROER MED EN FENA
FI933922A FI933922A (en) 1992-12-03 1993-09-08 Pipe structure and its manufacturing method

Publications (2)

Publication Number Publication Date
FI933922A0 true FI933922A0 (en) 1993-09-08
FI933922A FI933922A (en) 1994-06-04

Family

ID=26159375

Family Applications (1)

Application Number Title Priority Date Filing Date
FI933922A FI933922A (en) 1992-12-03 1993-09-08 Pipe structure and its manufacturing method

Country Status (3)

Country Link
AU (1) AU5565394A (en)
FI (1) FI933922A (en)
WO (1) WO1994012298A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2998640A (en) * 1956-03-08 1961-09-05 Huet Andre Method of forming a wall from a plurality of tubes
GB986858A (en) * 1961-10-11 1965-03-24 Babcock & Wilcox Ltd Improvements in or relating to tubulous walls formed from finned tubes
US3357083A (en) * 1965-04-06 1967-12-12 Babcock & Wilcox Ltd Method of making welded tubes heat exchangers with integral fins
JPS54101539A (en) * 1978-01-27 1979-08-10 Kobe Steel Ltd Heat exchange pipe for use with water-sprinkling type, panel-shaped, liquefied natural gas evaporator and combination of such pipes and their manufacturing method

Also Published As

Publication number Publication date
AU5565394A (en) 1994-06-22
WO1994012298A1 (en) 1994-06-09
FI933922A (en) 1994-06-04

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Legal Events

Date Code Title Description
FD Application lapsed