IT951587B - Laminato obliquo per la foratura di blocchi massicci - Google Patents

Laminato obliquo per la foratura di blocchi massicci

Info

Publication number
IT951587B
IT951587B IT28041/71A IT2804171A IT951587B IT 951587 B IT951587 B IT 951587B IT 28041/71 A IT28041/71 A IT 28041/71A IT 2804171 A IT2804171 A IT 2804171A IT 951587 B IT951587 B IT 951587B
Authority
IT
Italy
Prior art keywords
solid blocks
drilling solid
oblique laminate
laminate
oblique
Prior art date
Application number
IT28041/71A
Other languages
English (en)
Italian (it)
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
Application granted granted Critical
Publication of IT951587B publication Critical patent/IT951587B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
    • B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
IT28041/71A 1970-09-03 1971-08-30 Laminato obliquo per la foratura di blocchi massicci IT951587B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7033450U DE7033450U (de) 1970-09-03 1970-09-03 Schraegwalzwerk zum lochen massiver bloecke.

Publications (1)

Publication Number Publication Date
IT951587B true IT951587B (it) 1973-07-10

Family

ID=6614217

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28041/71A IT951587B (it) 1970-09-03 1971-08-30 Laminato obliquo per la foratura di blocchi massicci

Country Status (6)

Country Link
US (1) US3791184A (show.php)
DE (1) DE7033450U (show.php)
FR (1) FR2105218B1 (show.php)
GB (1) GB1334101A (show.php)
IT (1) IT951587B (show.php)
SE (1) SE387060B (show.php)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106513441B (zh) * 2016-11-24 2018-07-13 北京京诚之星科技开发有限公司 一种三辊穿孔机

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US389585A (en) * 1888-09-18 Seamless tubes
US323510A (en) * 1885-08-04 suppes
GB190910112A (en) * 1909-04-28 1909-11-04 Albert James Farr Rolling Mill for Producing Tubes.
US1455703A (en) * 1923-01-09 1923-05-15 Becker Theodor Process and device for producing hollow blocks for manufacturing seamless tubes
US1882655A (en) * 1928-09-27 1932-10-18 Walter R Clark Machine for rolling or piercing billets
US2005155A (en) * 1932-02-23 1935-06-18 Bolton C Moise Tube expanding mill
US2159123A (en) * 1936-11-09 1939-05-23 Nat Tube Co Rolling mill mandrel
US2958244A (en) * 1956-08-17 1960-11-01 Blaw Knox Co Piercer inlet table
US3407638A (en) * 1966-03-24 1968-10-29 Kinefac Corp Method for forming serrated or corrugated hollow tubes
DE1916357A1 (de) * 1969-03-29 1971-06-16 Kabel Metallwerke Ghh Einrichtung zur kontinuierlichen Herstellung von Rohren mit Ringformwellung

Also Published As

Publication number Publication date
SE387060B (sv) 1976-08-30
FR2105218A1 (show.php) 1972-04-28
GB1334101A (en) 1973-10-17
DE7033450U (de) 1970-12-23
FR2105218B1 (show.php) 1974-05-31
US3791184A (en) 1974-02-12

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