Owner Sumitomo Metal Industries, Ltd.

Inventors Tanida, Mutsumi

Agent FB Rice

Pub. Number AU-B-2004280412

PCT Pub. Number WO2005/035815

Priority 2003-352943 10.10.03 JP

Filing date 7 October 2004

Wipo publication date 21 April 2005

Acceptance publication date 4 October 2007

B21B 3/02 (2006.01) Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences - Rolling special iron alloys

B21B 45/08 (2006.01) Devices for surface treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills

C21D 9/08 (2006.01) Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - for tubular bodies or pipes

B21B 23/00 (2006.01) Tube-rolling not restricted to methods provided for in only one of groups , e.g. combined processes

B21B 45/00 (2006.01) Devices for surface treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills

B21B 45/02 (2006.01) Devices for surface treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills - for lubricating, cooling, or cleaning

C21D 8/10 (2006.01) Modifying the physical properties by deformation combined with, or followed by, heat treatment - during manufacturing of tubular bodies