RO77961A - Laminor pentru realizarea tevilor cu aripioare - Google Patents

Laminor pentru realizarea tevilor cu aripioare

Info

Publication number
RO77961A
RO77961A RO7999455A RO9945579A RO77961A RO 77961 A RO77961 A RO 77961A RO 7999455 A RO7999455 A RO 7999455A RO 9945579 A RO9945579 A RO 9945579A RO 77961 A RO77961 A RO 77961A
Authority
RO
Romania
Prior art keywords
laminor
furnishing
teams
heating
heating teams
Prior art date
Application number
RO7999455A
Other languages
English (en)
French (fr)
Inventor
Janusz Przybyla
Leopold Haczek
Zygmunt Gozdziewicz
Andrzej Szal
Jozef Pieczyk
Andrzej Maczynski
Original Assignee
Zaklad Doswiadczalnyprzy Zakladach Urzadzen Chemicznych "Metalchem",Pl
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 Zaklad Doswiadczalnyprzy Zakladach Urzadzen Chemicznych "Metalchem",Pl filed Critical Zaklad Doswiadczalnyprzy Zakladach Urzadzen Chemicznych "Metalchem",Pl
Publication of RO77961A publication Critical patent/RO77961A/ro

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
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
    • B21C37/205—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls with annular guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/16—Adjusting or positioning rolls
    • B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
    • B21B31/32—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis by liquid pressure, e.g. hydromechanical adjusting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Actuator (AREA)
  • Metal Rolling (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
RO7999455A 1978-12-06 1979-12-06 Laminor pentru realizarea tevilor cu aripioare RO77961A (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL1978211542A PL121343B1 (en) 1978-12-06 1978-12-06 Rolling mill for transversely ribbed pipes

Publications (1)

Publication Number Publication Date
RO77961A true RO77961A (ro) 1981-12-25

Family

ID=19993041

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7999455A RO77961A (ro) 1978-12-06 1979-12-06 Laminor pentru realizarea tevilor cu aripioare

Country Status (11)

Country Link
US (1) US4312207A (ro)
EP (1) EP0012382B1 (ro)
JP (1) JPS5581034A (ro)
CS (1) CS212248B2 (ro)
DD (1) DD147630A5 (ro)
DE (1) DE2964441D1 (ro)
HU (1) HU181034B (ro)
PL (1) PL121343B1 (ro)
RO (1) RO77961A (ro)
SU (1) SU1118278A3 (ro)
YU (1) YU288679A (ro)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4546819A (en) * 1984-02-10 1985-10-15 Amtrol Inc. Double wall heat exchanger
JPH0413726U (ro) * 1990-05-24 1992-02-04
GB9213770D0 (en) * 1992-06-29 1992-08-12 Davy Mckee Sheffield An hydraulic load capsule for a metal working rolling mill
IT1311775B1 (it) * 1999-01-19 2002-03-19 Andrea Toffanin Dispositivo di regolazione della posizione dei rulli forgianti in unalinea di profilatura.
CA2464631C (en) * 2003-04-17 2007-03-13 International Roller Technology Inc. Method and apparatus to reduce slot width in tubular members
US8424360B2 (en) * 2008-07-30 2013-04-23 Magna International Inc. Hydraulic cylinder with three positive position stops
RU2011151086A (ru) 2009-05-15 2013-06-20 Васт Пауэр Портфоулиоу, Ллк. Способ и аппарат компенсации деформаций нагреваемых хвостовиков для перемещения текучей среды
RU2012154307A (ru) 2010-05-17 2014-06-27 Васт Пауэр Портфоулиоу, Ллк Сгибаемый хвостовик с компенсацией деформации для фильтрации текучих сред, способ и устройство
CN104324944B (zh) * 2014-10-28 2016-10-26 太原磬泓机电设备有限公司 具有辊距在线调整功能的二辊无缝钢管轧机
CN106925699A (zh) * 2017-04-27 2017-07-07 沈阳飞机工业（集团）有限公司 一种用于mj外螺纹牙底圆弧滚压装置
US11006960B2 (en) 2018-03-28 2021-05-18 Covidien Lp Surgical anvil assemblies for surgical stapling instruments
CN113385623B (zh) * 2021-08-16 2021-11-19 常州市多朋机械有限公司 一种加强冷却的滚丝轮及运用该滚丝轮的滚丝工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2730158A (en) * 1949-08-25 1956-01-10 Louvroil Montbard Aulnoye Straightening machines with hyperbolic rolls
US3389589A (en) * 1966-05-16 1968-06-25 Medart Engineering & Equipment Straightening machine
US3683656A (en) * 1970-03-25 1972-08-15 Carl M Lewis Heat exchanger apparatus and method of making the same
DE2037839A1 (en) * 1970-07-30 1972-02-03 Arndt, Franz Martin, 5860 Iserlohn Hydrostatic regulator with automatic clamping - for roll gap adjusted
PL80413B2 (ro) * 1973-11-29 1975-08-30

Also Published As

Publication number Publication date
DE2964441D1 (en) 1983-02-03
DD147630A5 (de) 1981-04-15
HU181034B (en) 1983-05-30
PL211542A1 (ro) 1980-07-14
JPS5581034A (en) 1980-06-18
SU1118278A3 (ru) 1984-10-07
US4312207A (en) 1982-01-26
EP0012382A1 (de) 1980-06-25
PL121343B1 (en) 1982-04-30
EP0012382B1 (de) 1982-12-29
JPS6211937B2 (ro) 1987-03-16
CS212248B2 (en) 1982-03-26
YU288679A (en) 1983-01-21

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