FR1423674A - Process for hot manufacturing of round hollow bodies from square or polygonal ingots of steel or non-ferrous metals - Google Patents

Process for hot manufacturing of round hollow bodies from square or polygonal ingots of steel or non-ferrous metals

Info

Publication number
FR1423674A
FR1423674A FR980651A FR980651A FR1423674A FR 1423674 A FR1423674 A FR 1423674A FR 980651 A FR980651 A FR 980651A FR 980651 A FR980651 A FR 980651A FR 1423674 A FR1423674 A FR 1423674A
Authority
FR
France
Prior art keywords
ingots
polygonal
square
steel
hollow bodies
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR980651A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CONTUBIND SA
Original Assignee
CONTUBIND SA
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 CONTUBIND SA filed Critical CONTUBIND SA
Priority to FR980651A priority Critical patent/FR1423674A/en
Application granted granted Critical
Publication of FR1423674A publication Critical patent/FR1423674A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B17/00—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/08—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel having one or more protrusions, i.e. only the mandrel plugs contact the rolled tube; Press-piercing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR980651A 1963-07-04 1964-07-03 Process for hot manufacturing of round hollow bodies from square or polygonal ingots of steel or non-ferrous metals Expired FR1423674A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR980651A FR1423674A (en) 1963-07-04 1964-07-03 Process for hot manufacturing of round hollow bodies from square or polygonal ingots of steel or non-ferrous metals

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEC0030354 1963-07-04
FR980651A FR1423674A (en) 1963-07-04 1964-07-03 Process for hot manufacturing of round hollow bodies from square or polygonal ingots of steel or non-ferrous metals

Publications (1)

Publication Number Publication Date
FR1423674A true FR1423674A (en) 1966-01-07

Family

ID=25969700

Family Applications (1)

Application Number Title Priority Date Filing Date
FR980651A Expired FR1423674A (en) 1963-07-04 1964-07-03 Process for hot manufacturing of round hollow bodies from square or polygonal ingots of steel or non-ferrous metals

Country Status (1)

Country Link
FR (1) FR1423674A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990014900A1 (en) * 1989-05-31 1990-12-13 Tubemill S.A. Drilling roller/press for producing round, hollow bodies

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990014900A1 (en) * 1989-05-31 1990-12-13 Tubemill S.A. Drilling roller/press for producing round, hollow bodies

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