EP 2602031 B1 20150520 - Cone piercing mill for producing seamless tubes
Title (en)
Cone piercing mill for producing seamless tubes
Title (de)
Kegelschrägwalzwerk zum Herstellen nahtloser Rohre
Title (fr)
Laminoir à cylindres obliques coniques pour la fabrication de tubes sans soudure
Publication
Application
Priority
DE 102011120783 A 20111209
Abstract (en)
[origin: EP2602031A1] The conical rolling mill has two conical rollers (6a,6b) and two guiding disks or Diescher disks that are driven in a roll stand (1) that is anchored on a base (3). The conical rollers are provided symmetric to roll axis (4) horizontally adjoining in the roll stand. Each roll stand side that is parallel with respect to roll axis with an installation window is formed for incorporating an insert (8) of the conical roller.
IPC 8 full level
B21B 19/02 (2006.01)
CPC (source: EP US)
B21B 19/02 (2013.01 - EP US); B21B 31/10 (2013.01 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 2602031 A1 20130612; EP 2602031 B1 20150520; CN 103157660 A 20130619; CN 103157660 B 20160427; JP 2013121620 A 20130620; JP 5591311 B2 20140917; US 2013145808 A1 20130613; US 9067249 B2 20150630
DOCDB simple family (application)
EP 12008068 A 20121201; CN 201210526487 A 20121210; JP 2012269662 A 20121210; US 201213709162 A 20121210