IT1143644B - PERFECTED FEEDING DEVICE COOPERATING WITH THE HYDRAULIC BRAKE FOR HOT ROLLING MACHINES, PELLEGRINO STEP FOR PIPES WITHOUT WELDING - Google Patents

PERFECTED FEEDING DEVICE COOPERATING WITH THE HYDRAULIC BRAKE FOR HOT ROLLING MACHINES, PELLEGRINO STEP FOR PIPES WITHOUT WELDING

Info

Publication number
IT1143644B
IT1143644B IT21816/77A IT2181677A IT1143644B IT 1143644 B IT1143644 B IT 1143644B IT 21816/77 A IT21816/77 A IT 21816/77A IT 2181677 A IT2181677 A IT 2181677A IT 1143644 B IT1143644 B IT 1143644B
Authority
IT
Italy
Prior art keywords
pellegrino
perfected
pipes
welding
feeding device
Prior art date
Application number
IT21816/77A
Other languages
Italian (it)
Original Assignee
P M I Macchine & Impianti Srl
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 P M I Macchine & Impianti Srl filed Critical P M I Macchine & Impianti Srl
Priority to IT21816/77A priority Critical patent/IT1143644B/en
Priority to FR7801147A priority patent/FR2385456A1/en
Priority to BE184742A priority patent/BE863457A/en
Priority to DE19782809215 priority patent/DE2809215A1/en
Application granted granted Critical
Publication of IT1143644B publication Critical patent/IT1143644B/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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Braking Arrangements (AREA)
IT21816/77A 1977-03-29 1977-03-29 PERFECTED FEEDING DEVICE COOPERATING WITH THE HYDRAULIC BRAKE FOR HOT ROLLING MACHINES, PELLEGRINO STEP FOR PIPES WITHOUT WELDING IT1143644B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT21816/77A IT1143644B (en) 1977-03-29 1977-03-29 PERFECTED FEEDING DEVICE COOPERATING WITH THE HYDRAULIC BRAKE FOR HOT ROLLING MACHINES, PELLEGRINO STEP FOR PIPES WITHOUT WELDING
FR7801147A FR2385456A1 (en) 1977-03-29 1978-01-12 Feed device for hot rolling mills - has hydraulic brake unit with parabolic profile inside casing
BE184742A BE863457A (en) 1977-03-29 1978-01-30 PERFECTED FEEDING DEVICE COOPERATING WITH THE HYDRAULIC BRAKE FOR HOT ROLLS, WITH PILGRIM STEP, FOR SEAMLESS TUBES
DE19782809215 DE2809215A1 (en) 1977-03-29 1978-03-03 FEEDING DEVICE FOR PILGRIM ROLLING PLANTS IN PARTICULAR FOR PILGRIM ROLLING MILLS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21816/77A IT1143644B (en) 1977-03-29 1977-03-29 PERFECTED FEEDING DEVICE COOPERATING WITH THE HYDRAULIC BRAKE FOR HOT ROLLING MACHINES, PELLEGRINO STEP FOR PIPES WITHOUT WELDING

Publications (1)

Publication Number Publication Date
IT1143644B true IT1143644B (en) 1986-10-22

Family

ID=11187253

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21816/77A IT1143644B (en) 1977-03-29 1977-03-29 PERFECTED FEEDING DEVICE COOPERATING WITH THE HYDRAULIC BRAKE FOR HOT ROLLING MACHINES, PELLEGRINO STEP FOR PIPES WITHOUT WELDING

Country Status (4)

Country Link
BE (1) BE863457A (en)
DE (1) DE2809215A1 (en)
FR (1) FR2385456A1 (en)
IT (1) IT1143644B (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR535300A (en) * 1913-12-20 1922-04-12 Deutsche Maschf Ag Device for feeding the blank into rolling mills with pilgrim pitch
DE555072C (en) * 1930-03-22 1932-07-16 Ewald Roeber Fluid brake for pilgrim step rolling mills
DE852387C (en) * 1943-03-25 1952-10-13 Demag Ag Fetching device for pilgrim step rolling mills with a brake funnel built into a water tank, into which the fetching piston enters towards the end of the fetching stroke
DE946614C (en) * 1952-07-16 1956-08-02 Mannesmann Meer Ag Device for measuring the feed in hot pilger mills

Also Published As

Publication number Publication date
DE2809215A1 (en) 1978-10-12
BE863457A (en) 1978-05-16
FR2385456B1 (en) 1983-04-29
FR2385456A1 (en) 1978-10-27

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