NL72731C - - Google Patents

Info

Publication number
NL72731C
NL72731C NL72731DA NL72731C NL 72731 C NL72731 C NL 72731C NL 72731D A NL72731D A NL 72731DA NL 72731 C NL72731 C NL 72731C
Authority
NL
Netherlands
Application number
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.)
Publication of NL72731C publication Critical patent/NL72731C/xx

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
    • B21B21/005—Pilgrim-step tube-rolling, i.e. pilger mills with reciprocating stand, e.g. driving the stand
    • 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
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Metal Rolling (AREA)
NL72731D 1948-02-27 NL72731C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB618948A GB648919A (en) 1948-02-27 1948-02-27 Improvements in method of rolling out tubes in pilgrim rolling mills and equipment therefor

Publications (1)

Publication Number Publication Date
NL72731C true NL72731C (en)

Family

ID=9810039

Family Applications (1)

Application Number Title Priority Date Filing Date
NL72731D NL72731C (en) 1948-02-27

Country Status (4)

Country Link
BE (1) BE481243A (en)
FR (1) FR962271A (en)
GB (1) GB648919A (en)
NL (1) NL72731C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013112371A1 (en) * 2013-11-11 2015-05-13 Sandvik Materials Technology Deutschland Gmbh Cold pilger rolling mill and method for forming a billet to a pipe
CN105382033B (en) * 2015-11-30 2017-06-13 太原科技大学 A kind of cold pilgered pipe machine transmission mechanism

Also Published As

Publication number Publication date
GB648919A (en) 1951-01-17
BE481243A (en)
FR962271A (en) 1950-06-07

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