IT1151563B - Procedimento per la produzione di una curva tubiera - Google Patents

Procedimento per la produzione di una curva tubiera

Info

Publication number
IT1151563B
IT1151563B IT21023/82A IT2102382A IT1151563B IT 1151563 B IT1151563 B IT 1151563B IT 21023/82 A IT21023/82 A IT 21023/82A IT 2102382 A IT2102382 A IT 2102382A IT 1151563 B IT1151563 B IT 1151563B
Authority
IT
Italy
Prior art keywords
procedure
production
tube curve
curve
tube
Prior art date
Application number
IT21023/82A
Other languages
English (en)
Other versions
IT8221023A0 (it
Inventor
Gunter Fuesers
Erich Stender
Original Assignee
Mannesmann Ag
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 Mannesmann Ag filed Critical Mannesmann Ag
Publication of IT8221023A0 publication Critical patent/IT8221023A0/it
Application granted granted Critical
Publication of IT1151563B publication Critical patent/IT1151563B/it

Links

Classifications

    • 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
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material
    • 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
    • Y10T29/49391—Tube making or reforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
IT21023/82A 1981-07-07 1982-04-30 Procedimento per la produzione di una curva tubiera IT1151563B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3127199A DE3127199C1 (de) 1981-07-07 1981-07-07 Verfahren zum Herstellen eines Rohrbogens

Publications (2)

Publication Number Publication Date
IT8221023A0 IT8221023A0 (it) 1982-04-30
IT1151563B true IT1151563B (it) 1986-12-24

Family

ID=6136538

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21023/82A IT1151563B (it) 1981-07-07 1982-04-30 Procedimento per la produzione di una curva tubiera

Country Status (8)

Country Link
US (1) US4554816A (it)
JP (1) JPS589722A (it)
BE (1) BE893756A (it)
DE (1) DE3127199C1 (it)
FR (1) FR2509203B1 (it)
GB (1) GB2103519B (it)
IT (1) IT1151563B (it)
SU (1) SU1281162A3 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6830852B2 (ja) * 2017-04-19 2021-02-17 東芝キヤリア株式会社 曲げ管、およびこの曲げ管を備えた圧縮機
CN107695154B (zh) * 2017-11-10 2019-12-24 北京航星机器制造有限公司 一种提高铝合金筒体高温内压成形合格率的方法
CN113090844A (zh) * 2021-04-06 2021-07-09 沧州伟浩管道科技有限公司 一种大口径一次成型的180度弯头及其加工工艺

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1623064A (en) * 1925-06-10 1927-04-05 James W Napier Coupling and method of making the same
US1840512A (en) * 1929-10-08 1932-01-12 Fred E Kling Method of making curved metal sections
US1891338A (en) * 1931-02-09 1932-12-20 Lester W Snell Method of and means for bending tubes
GB397819A (en) * 1932-06-09 1933-08-31 Kronprinz A G Fur Metallindust Manufacture of metal tubes
US2406838A (en) * 1943-06-28 1946-09-03 Francis M Kepler Method of forming bent tubing
US2976908A (en) * 1957-05-14 1961-03-28 Ferguson James Mackay Method of and apparatus for manufacturing pipe bends
US3129496A (en) * 1959-12-08 1964-04-21 Darwin S Cox Method of producing improved vehicle wheels
FR1417639A (fr) * 1964-12-16 1965-11-12 Procédé pour la fabrication de coudes pour tuyauteries
US3499305A (en) * 1967-05-02 1970-03-10 Prp Corp Rolling mill and method of rolling strips
SU596314A1 (ru) * 1976-11-01 1978-03-05 Кировский Политехнический Институт Способ очистки внутренней поверхности труб от грата
US4157654A (en) * 1978-01-03 1979-06-12 The Babcock & Wilcox Company Tube forming process
JPS5611111A (en) * 1979-07-09 1981-02-04 Mitsubishi Heavy Ind Ltd Manufacture of elbow by bending pipe possessing irregular wall thickness

Also Published As

Publication number Publication date
US4554816A (en) 1985-11-26
SU1281162A3 (ru) 1986-12-30
FR2509203A1 (fr) 1983-01-14
IT8221023A0 (it) 1982-04-30
BE893756A (fr) 1982-11-03
JPS589722A (ja) 1983-01-20
DE3127199C1 (de) 1982-11-11
GB2103519A (en) 1983-02-23
FR2509203B1 (fr) 1988-02-26
GB2103519B (en) 1985-03-20

Similar Documents

Publication Publication Date Title
IT1099362B (it) Procedimento per la fabbricazione di una vetrata fara-fiamma multipla
IT1152146B (it) Procedimento per la produzione di nerofumo
IT1150897B (it) Procedimento per la fabbricazione di vulcanizzati
IT1210939B (it) Procedimento per la produzione di gamma-decalattone.
IT1137176B (it) Procedimento per la produzione di dimetiletere
IT1154271B (it) Procedimento per la produzione di disolfuri di tiurama sostituiti
IT1154275B (it) Procedimento per la produzione di disolfuri di tiurame
IT1144744B (it) Procedimento per la produzione di solfobetaine
IT1138676B (it) Procedimento per la produzione di oggetti sagomati
IT8148830A0 (it) Procedimento per la produzione di 2-metilenaldeidi
IT1139965B (it) Procedimento per la produzione di poliisobuteni
IT1172120B (it) Procentimento per la produzione di agenti di carbocementazione
IT1136626B (it) Procedimento per la preparazione di una birra per dieta
IT1123298B (it) Tubi per la realizzazione di una conduttura
IT1151563B (it) Procedimento per la produzione di una curva tubiera
IT8448462A0 (it) Procedimento per la produzione di una camomilla
IT8249760A0 (it) Procedimento per la sintesi di eteri di n-propanol-diammina
IT1170744B (it) Procedimento per la produzione di o-trimetil-sililcellulose
IT8248043A0 (it) Procedimento per la produzione di vergelle di alluminio
IT1172155B (it) Procedimento per la produzione di agenti di carbocementazione
IT1190971B (it) Procedimento per la produzione di 2-ammino-4-idrossi-5-alogeno-pirimidine
IT1155431B (it) Procedimento per la preparazione del 7-metil-3-metilen-7-otten-1-il-propionato
IT1156323B (it) Procedimento per la produzione di sfingomielinasi
IT1170745B (it) Procedimento per la produzione di o-trimetilsilicellulose
IT1141061B (it) Procedimento per la produzione di uricasi