FI813307L - FOERFARANDE FOER FRAMSTAELLNING AV EN HAOLPROFIL AV METALL - Google Patents

FOERFARANDE FOER FRAMSTAELLNING AV EN HAOLPROFIL AV METALL

Info

Publication number
FI813307L
FI813307L FI813307A FI813307A FI813307L FI 813307 L FI813307 L FI 813307L FI 813307 A FI813307 A FI 813307A FI 813307 A FI813307 A FI 813307A FI 813307 L FI813307 L FI 813307L
Authority
FI
Finland
Prior art keywords
haolprofil
metall
foerfarande foer
foer framstaellning
framstaellning
Prior art date
Application number
FI813307A
Other languages
Finnish (fi)
Other versions
FI77794B (en
FI77794C (en
Inventor
Wolfgang Niwiera
Franz-Josef Holtorf
Hans Hermann Biederer
Original Assignee
Kabel Metallwerke Ghh
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 DE19803040114 external-priority patent/DE3040114A1/en
Priority claimed from DE19813110434 external-priority patent/DE3110434A1/en
Application filed by Kabel Metallwerke Ghh filed Critical Kabel Metallwerke Ghh
Publication of FI813307L publication Critical patent/FI813307L/en
Priority to FI882355A priority Critical patent/FI77584C/en
Publication of FI77794B publication Critical patent/FI77794B/en
Application granted granted Critical
Publication of FI77794C publication Critical patent/FI77794C/en

Links

Classifications

    • 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
    • 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
    • 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
    • B21C37/151—Making tubes with multiple passages
FI813307A 1980-10-24 1981-10-22 Process for making a hollow profile of metal. FI77794C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI882355A FI77584C (en) 1980-10-24 1988-05-19 FOERFARANDE FOER FRAMSTAELLNING AV EN HAOLPROFIL AV METALL.

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19803040114 DE3040114A1 (en) 1980-10-24 1980-10-24 Producing hollow-metal profiled sections - have uninterrupted longitudinal bores in which metal plugs of limited length are inserted
DE3040114 1980-10-24
DE3110434 1981-03-18
DE19813110434 DE3110434A1 (en) 1979-10-02 1981-03-18 Method for the production of a metallic hollow profile

Publications (3)

Publication Number Publication Date
FI813307L true FI813307L (en) 1982-04-25
FI77794B FI77794B (en) 1989-01-31
FI77794C FI77794C (en) 1989-05-10

Family

ID=25788700

Family Applications (1)

Application Number Title Priority Date Filing Date
FI813307A FI77794C (en) 1980-10-24 1981-10-22 Process for making a hollow profile of metal.

Country Status (6)

Country Link
JP (1) JPS57100884A (en)
CH (1) CH660134A5 (en)
FI (1) FI77794C (en)
FR (1) FR2492689B1 (en)
GB (1) GB2086774B (en)
IT (1) IT1139282B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108247283B (en) * 2016-12-29 2020-07-28 核工业西南物理研究院 Processing and manufacturing method of super-long, super-fine and special-shaped multi-runner cooling plate

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3347079A (en) * 1965-06-24 1967-10-17 Anaconda American Brass Co Two-hole extrusion
US3900939A (en) * 1973-10-31 1975-08-26 Combustion Eng Method of plugging steam generator tubes
JPS52122069A (en) * 1976-04-06 1977-10-13 Nec Corp Production of waveguide type band-pass filter
JPS5330955A (en) * 1976-08-06 1978-03-23 Hitachi Ltd Combined forming method
DE2939864A1 (en) * 1979-10-02 1981-05-07 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Hollow section forming for generator cooling elements - uses plugs through-channel blocks with subsequent calibrating and stretching

Also Published As

Publication number Publication date
IT1139282B (en) 1986-09-24
FI77794B (en) 1989-01-31
FR2492689B1 (en) 1985-08-09
GB2086774B (en) 1984-02-01
FI77794C (en) 1989-05-10
FR2492689A1 (en) 1982-04-30
JPH0350625B2 (en) 1991-08-02
GB2086774A (en) 1982-05-19
IT8124668A0 (en) 1981-10-23
CH660134A5 (en) 1987-03-31
JPS57100884A (en) 1982-06-23

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: KABEL- UND METALLWERKE