NL40816C - - Google Patents

Info

Publication number
NL40816C
NL40816C NL58463A NL58463A NL40816C NL 40816 C NL40816 C NL 40816C NL 58463 A NL58463 A NL 58463A NL 58463 A NL58463 A NL 58463A NL 40816 C NL40816 C NL 40816C
Authority
NL
Netherlands
Application number
NL58463A
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
Priority to US270290A priority Critical patent/US1858990A/en
Priority to GB25102/31A priority patent/GB393636A/en
Priority to DEG80585D priority patent/DE637620C/de
Application filed filed Critical
Priority to NL58463A priority patent/NL40816C/xx
Priority to FR725152D priority patent/FR725152A/fr
Priority to BE382800D priority patent/BE382800A/xx
Application granted granted Critical
Publication of NL40816C publication Critical patent/NL40816C/xx

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B17/00Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling
    • B21B17/02Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length
    • B21B17/04Tube-rolling by rollers of which the axes are arranged essentially perpendicular to the axis of the work, e.g. "axial" tube-rolling with mandrel, i.e. the mandrel rod contacts the rolled tube over the rod length in a continuous process

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
NL58463A 1928-04-16 1931-09-16 NL40816C (enrdf_load_stackoverflow)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US270290A US1858990A (en) 1928-04-16 1928-04-16 Method of and means for rolling seamless tubing
GB25102/31A GB393636A (en) 1928-04-16 1931-09-07 Method of and means for rolling seamless tubing
DEG80585D DE637620C (de) 1928-04-16 1931-09-09 Verfahren zur Herstellung von Rohren aus einem zylindrischen, mit einem eingezogenen Dorn versehenen Arbeitsstueck mittels eines kontinuierlichen Walzwerks
NL58463A NL40816C (enrdf_load_stackoverflow) 1928-04-16 1931-09-16
FR725152D FR725152A (fr) 1928-04-16 1931-09-17 Procédé et appareil pour la fabrication des tubes sans soudure
BE382800D BE382800A (enrdf_load_stackoverflow) 1928-04-16 1931-09-19

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US270290A US1858990A (en) 1928-04-16 1928-04-16 Method of and means for rolling seamless tubing
GB25102/31A GB393636A (en) 1928-04-16 1931-09-07 Method of and means for rolling seamless tubing
DEG80585D DE637620C (de) 1928-04-16 1931-09-09 Verfahren zur Herstellung von Rohren aus einem zylindrischen, mit einem eingezogenen Dorn versehenen Arbeitsstueck mittels eines kontinuierlichen Walzwerks
NL58463A NL40816C (enrdf_load_stackoverflow) 1928-04-16 1931-09-16
FR725152T 1931-09-17
BE382800T 1931-09-19

Publications (1)

Publication Number Publication Date
NL40816C true NL40816C (enrdf_load_stackoverflow) 1937-06-15

Family

ID=10222246

Family Applications (1)

Application Number Title Priority Date Filing Date
NL58463A NL40816C (enrdf_load_stackoverflow) 1928-04-16 1931-09-16

Country Status (6)

Country Link
US (1) US1858990A (enrdf_load_stackoverflow)
BE (1) BE382800A (enrdf_load_stackoverflow)
DE (1) DE637620C (enrdf_load_stackoverflow)
FR (1) FR725152A (enrdf_load_stackoverflow)
GB (1) GB393636A (enrdf_load_stackoverflow)
NL (1) NL40816C (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE976335C (de) * 1941-05-01 1963-07-11 Demag Ag Verfahren und Vorrichtung zum Herstellen von Rohren auf einer Stossbank
US2442850A (en) * 1943-12-20 1948-06-08 Revere Copper & Brass Inc Method of and apparatus for making flat metal tubes
US2677172A (en) * 1948-10-16 1954-05-04 Gen Electric Method of making sheathed electric heating units
BE546606A (enrdf_load_stackoverflow) * 1955-04-02
NL207167A (enrdf_load_stackoverflow) * 1955-05-17 1900-01-01 Delta Kuehlschrank G M B H
US3176493A (en) * 1961-09-25 1965-04-06 Weiss Eugene Method of stretching hollow metallic bodies and apparatus therefor
US4129023A (en) * 1977-10-11 1978-12-12 Morgan Construction Company Rolling mill
US5218851A (en) * 1991-06-21 1993-06-15 Kawasaki Steel Corporation Mandrel mill capable of preventing stripping miss
US5513511A (en) * 1991-08-22 1996-05-07 Kawasaki Steel Corporation Method of producing seamless steel tube by using mandrel mill
DE4138178A1 (de) * 1991-11-15 1993-05-27 Mannesmann Ag Verfahren zum laengswalzen nahtloser rohre
DE4213276C2 (de) * 1992-04-16 1996-05-23 Mannesmann Ag Verfahren zum Herstellen nahtloser Rohre nach dem Stopfenwalzverfahren
JP4003463B2 (ja) * 2002-01-28 2007-11-07 住友金属工業株式会社 継目無鋼管の製造方法
GB0317765D0 (en) 2003-07-30 2003-09-03 Rolls Royce Plc Deformed forging
US7188501B2 (en) * 2005-06-28 2007-03-13 Sumitomo Metal Industries, Ltd. Cold rolling process for metal tubes
EP1738839B1 (en) * 2005-06-28 2009-08-26 Sumitomo Metal Industries, Ltd. Cold rolling process for metal tubes
US7191629B1 (en) 2006-04-13 2007-03-20 Morgan Construction Company Modular rolling mill

Also Published As

Publication number Publication date
FR725152A (fr) 1932-05-07
DE637620C (de) 1936-10-31
BE382800A (enrdf_load_stackoverflow) 1931-10-31
US1858990A (en) 1932-05-17
GB393636A (en) 1933-06-07

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NL40816C (enrdf_load_stackoverflow)