IT1139282B - Procedimento per produrre un profilato metallico a cavita' - Google Patents

Procedimento per produrre un profilato metallico a cavita'

Info

Publication number
IT1139282B
IT1139282B IT24668/81A IT2466881A IT1139282B IT 1139282 B IT1139282 B IT 1139282B IT 24668/81 A IT24668/81 A IT 24668/81A IT 2466881 A IT2466881 A IT 2466881A IT 1139282 B IT1139282 B IT 1139282B
Authority
IT
Italy
Prior art keywords
procedure
produce
metal cavity
cavity profile
profile
Prior art date
Application number
IT24668/81A
Other languages
English (en)
Other versions
IT8124668A0 (it
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/de
Priority claimed from DE19813110434 external-priority patent/DE3110434A1/de
Application filed by Kabel Metallwerke Ghh filed Critical Kabel Metallwerke Ghh
Publication of IT8124668A0 publication Critical patent/IT8124668A0/it
Application granted granted Critical
Publication of IT1139282B publication Critical patent/IT1139282B/it

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
IT24668/81A 1980-10-24 1981-10-23 Procedimento per produrre un profilato metallico a cavita' IT1139282B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19803040114 DE3040114A1 (de) 1980-10-24 1980-10-24 Verfahren zur herstellung eines metallischen hohlprofils
DE19813110434 DE3110434A1 (de) 1979-10-02 1981-03-18 "verfahren zur herstellung eines metallischen hohlprofils"

Publications (2)

Publication Number Publication Date
IT8124668A0 IT8124668A0 (it) 1981-10-23
IT1139282B true IT1139282B (it) 1986-09-24

Family

ID=25788700

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24668/81A IT1139282B (it) 1980-10-24 1981-10-23 Procedimento per produrre un profilato metallico a cavita'

Country Status (6)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108247283B (zh) * 2016-12-29 2020-07-28 核工业西南物理研究院 一种超长超细异形多流道冷却板的加工制造方法

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 (de) * 1979-10-02 1981-05-07 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Verfahren zur herstellung eines metallischen hohlprofils

Also Published As

Publication number Publication date
CH660134A5 (de) 1987-03-31
GB2086774B (en) 1984-02-01
FI77794C (fi) 1989-05-10
GB2086774A (en) 1982-05-19
JPS57100884A (en) 1982-06-23
FI77794B (fi) 1989-01-31
IT8124668A0 (it) 1981-10-23
JPH0350625B2 (it) 1991-08-02
FR2492689B1 (fr) 1985-08-09
FR2492689A1 (fr) 1982-04-30
FI813307L (fi) 1982-04-25

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971029