FR549448A - Process for reducing the diameter of tubes - Google Patents

Process for reducing the diameter of tubes

Info

Publication number
FR549448A
FR549448A FR549448DA FR549448A FR 549448 A FR549448 A FR 549448A FR 549448D A FR549448D A FR 549448DA FR 549448 A FR549448 A FR 549448A
Authority
FR
France
Prior art keywords
tubes
reducing
diameter
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
Other languages
French (fr)
Inventor
Heinrich Stuting
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 filed Critical
Application granted granted Critical
Publication of FR549448A publication Critical patent/FR549448A/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
    • B21B17/14—Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling without mandrel, e.g. stretch-reducing mills

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Metal Rolling (AREA)
FR549448D 1918-07-18 1922-03-28 Process for reducing the diameter of tubes Expired FR549448A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST31326D DE366710C (en) 1918-07-18 1918-07-18 Process for rolling down pipes

Publications (1)

Publication Number Publication Date
FR549448A true FR549448A (en) 1923-02-09

Family

ID=9863854

Family Applications (1)

Application Number Title Priority Date Filing Date
FR549448D Expired FR549448A (en) 1918-07-18 1922-03-28 Process for reducing the diameter of tubes

Country Status (3)

Country Link
DE (1) DE366710C (en)
FR (1) FR549448A (en)
GB (1) GB203009A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992012844A1 (en) * 1991-01-22 1992-08-06 Pipe Rehab International, Inc. Variable angular insertion method for lining tubular members

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE743742C (en) * 1937-12-24 1943-12-31 Mitteldeutsche Stahlwerke Ag Process for producing tubes on a continuous reducing mill
DE948592C (en) * 1954-08-20 1956-09-06 Hubert Sassmann Process for reducing rolling longitudinally welded pipes
DE1118726B (en) * 1956-06-12 1961-12-07 Eugene Weiss Dipl Ing Process, for example impact process, for stretching metallic hollow bodies, e.g. Pipes, over a mandrel and for this purpose trained non-round caliber rows
US3176493A (en) * 1961-09-25 1965-04-06 Weiss Eugene Method of stretching hollow metallic bodies and apparatus therefor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992012844A1 (en) * 1991-01-22 1992-08-06 Pipe Rehab International, Inc. Variable angular insertion method for lining tubular members

Also Published As

Publication number Publication date
DE366710C (en) 1923-01-10
GB203009A (en) 1923-08-29

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