IT1217978B - PELLEGRINO PASS ROLLING MACHINE FOR HOT ROLLING OF PIPES - Google Patents

PELLEGRINO PASS ROLLING MACHINE FOR HOT ROLLING OF PIPES

Info

Publication number
IT1217978B
IT1217978B IT21177/88A IT2117788A IT1217978B IT 1217978 B IT1217978 B IT 1217978B IT 21177/88 A IT21177/88 A IT 21177/88A IT 2117788 A IT2117788 A IT 2117788A IT 1217978 B IT1217978 B IT 1217978B
Authority
IT
Italy
Prior art keywords
pellegrino
pipes
rolling
pass
hot rolling
Prior art date
Application number
IT21177/88A
Other languages
Italian (it)
Other versions
IT8821177A0 (en
Inventor
Carlo Maccarini
Giorgio Quecchia
Bruno Sardelli
Original Assignee
Innocenti Santeustacchio Spa
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 Innocenti Santeustacchio Spa filed Critical Innocenti Santeustacchio Spa
Priority to IT21177/88A priority Critical patent/IT1217978B/en
Publication of IT8821177A0 publication Critical patent/IT8821177A0/en
Priority to EP19890102566 priority patent/EP0348596A3/en
Application granted granted Critical
Publication of IT1217978B publication Critical patent/IT1217978B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B21/00—Pilgrim-step tube-rolling, i.e. pilger mills
    • B21B21/04—Pilgrim-step feeding mechanisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs
    • B21B25/06—Interchanging mandrels, fixing plugs on mandrel rods or cooling during interchanging mandrels
    • 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
    • B21C45/00—Separating mandrels from work or vice versa

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
IT21177/88A 1988-06-30 1988-06-30 PELLEGRINO PASS ROLLING MACHINE FOR HOT ROLLING OF PIPES IT1217978B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT21177/88A IT1217978B (en) 1988-06-30 1988-06-30 PELLEGRINO PASS ROLLING MACHINE FOR HOT ROLLING OF PIPES
EP19890102566 EP0348596A3 (en) 1988-06-30 1989-02-15 A pilgrim-process rolling mill for hot rolling pipes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21177/88A IT1217978B (en) 1988-06-30 1988-06-30 PELLEGRINO PASS ROLLING MACHINE FOR HOT ROLLING OF PIPES

Publications (2)

Publication Number Publication Date
IT8821177A0 IT8821177A0 (en) 1988-06-30
IT1217978B true IT1217978B (en) 1990-03-30

Family

ID=11177935

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21177/88A IT1217978B (en) 1988-06-30 1988-06-30 PELLEGRINO PASS ROLLING MACHINE FOR HOT ROLLING OF PIPES

Country Status (2)

Country Link
EP (1) EP0348596A3 (en)
IT (1) IT1217978B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20060562A1 (en) 2006-03-27 2007-09-28 Misani Pierangelo SPINDLE HOLDER HEAD WITH RELEASE DEVICE

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU155159A (en) * 1964-10-21
FR2060414A1 (en) * 1969-09-05 1971-06-18 Innocenti Gle Ind Metal Mandrel arrangement for seamless tube - reciprocating rolling mill
SU450603A1 (en) * 1972-12-22 1974-11-25 Предприятие П/Я В-8173 Dornovoy device feeder pilger mill
IT1011620B (en) * 1974-03-22 1977-02-10 Innocenti Santeustacchio Spa DEMANDRINATION DEVICE FOR MILLS AT PELLEGRINO PASS
SU740318A1 (en) * 1976-06-08 1980-06-15 Предприятие П/Я В-8173 Drift device to pilgrim mill feeding apparatus
IT1217980B (en) * 1988-06-30 1990-03-30 Innocenti Santeustacchio Spa PELLEGRINO PASS ROLLING MILL
IT1217979B (en) * 1988-06-30 1990-03-30 Innocenti Santeustacchio Spa LOW ROLLER OF PELLEGRINO

Also Published As

Publication number Publication date
EP0348596A2 (en) 1990-01-03
EP0348596A3 (en) 1991-10-02
IT8821177A0 (en) 1988-06-30

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