DE3512502C2 - - Google Patents

Info

Publication number
DE3512502C2
DE3512502C2 DE19853512502 DE3512502A DE3512502C2 DE 3512502 C2 DE3512502 C2 DE 3512502C2 DE 19853512502 DE19853512502 DE 19853512502 DE 3512502 A DE3512502 A DE 3512502A DE 3512502 C2 DE3512502 C2 DE 3512502C2
Authority
DE
Germany
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
Application number
DE19853512502
Other languages
German (de)
Other versions
DE3512502A1 (de
Inventor
Alexander 4788 Warstein De Esser
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.)
Esser-Brieden & Co Kg 4788 Warstein De GmbH
Original Assignee
Esser-Brieden & Co Kg 4788 Warstein De GmbH
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 Esser-Brieden & Co Kg 4788 Warstein De GmbH filed Critical Esser-Brieden & Co Kg 4788 Warstein De GmbH
Priority to DE19853512502 priority Critical patent/DE3512502A1/de
Publication of DE3512502A1 publication Critical patent/DE3512502A1/de
Application granted granted Critical
Publication of DE3512502C2 publication Critical patent/DE3512502C2/de
Granted legal-status Critical Current

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
    • B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for 
    • B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for  by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/08—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes
    • C21D9/14—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for tubular bodies or pipes wear-resistant or pressure-resistant pipes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
DE19853512502 1985-04-06 1985-04-06 Verfahren und vorrichtung zur herstellung eines doppelwandigen rohrs fuer den feststofftransport Granted DE3512502A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19853512502 DE3512502A1 (de) 1985-04-06 1985-04-06 Verfahren und vorrichtung zur herstellung eines doppelwandigen rohrs fuer den feststofftransport

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853512502 DE3512502A1 (de) 1985-04-06 1985-04-06 Verfahren und vorrichtung zur herstellung eines doppelwandigen rohrs fuer den feststofftransport

Publications (2)

Publication Number Publication Date
DE3512502A1 DE3512502A1 (de) 1986-10-23
DE3512502C2 true DE3512502C2 (xx) 1987-02-05

Family

ID=6267404

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853512502 Granted DE3512502A1 (de) 1985-04-06 1985-04-06 Verfahren und vorrichtung zur herstellung eines doppelwandigen rohrs fuer den feststofftransport

Country Status (1)

Country Link
DE (1) DE3512502A1 (xx)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110153638B (zh) * 2019-05-28 2021-02-26 河南中原特钢装备制造有限公司 压力管内镶管的热装配制造工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE593559C (de) * 1934-02-28 Theodor V Meszoely Verfahren zur Herstellung von doppelwandigen Metallrohren
US952545A (en) * 1910-03-22 American Pipe Lining Corp Apparatus for lining pipes.
DE619070C (de) * 1932-12-17 1935-09-21 Roehrenwerke Akt Ges Deutsche Verfahren zur Herstellung nahtloser Rohre
DE712586C (de) * 1937-03-04 1941-10-22 Ferndorf Eisen Metall Verfahren zur Herstellung eines von einem zaehen Mantel umgebenen hochgehaerteten Rohres, insbesondere fuer Versatzleitungen
DE2905071C2 (de) * 1979-02-10 1983-11-03 Jakobs & Co GmbH, 4200 Oberhausen Doppelwand-Leitungsrohr

Also Published As

Publication number Publication date
DE3512502A1 (de) 1986-10-23

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee