Metal treatment – Stock – Ferrous
Reexamination Certificate
2006-05-02
2006-05-02
Yee, Deborah (Department: 1742)
Metal treatment
Stock
Ferrous
C148S595000, C148S598000, C148S599000, C148S602000, C428S606000
Reexamination Certificate
active
07037387
ABSTRACT:
The present invention provides a steel wire rod excellent in scale peelability for mechanical descaling, and a manufacturing method thereof.The steel wire rod in accordance with the present invention has: a base metal portion formed of a steel containing C in an amount of not more than 1.1% and Si in an amount of 0.05 to 0.80% on a mass % basis as components; and a scale layer deposited on the surface of the base metal portion, wherein the Si average concentration in the interface portion of the scale with the base metal portion is not less than 2.0 times the Si content of the base metal portion.
REFERENCES:
patent: 4375378 (1983-03-01), Ohtani et al.
patent: 4648914 (1987-03-01), Stanescu et al.
patent: 5658402 (1997-08-01), Kawana et al.
patent: 5776267 (1998-07-01), Nanba et al.
patent: 6264759 (2001-07-01), Bae et al.
patent: 6322641 (2001-11-01), Makii et al.
patent: 6645319 (2003-11-01), Nagao et al.
patent: 6783609 (2004-08-01), Hata et al.
patent: 6800147 (2004-10-01), Nagao et al.
patent: 2004/0129354 (2004-07-01), Nagao et al.
patent: 0 493 807 (1992-07-01), None
patent: 0 693 570 (1996-01-01), None
patent: 7-204726 (1995-08-01), None
patent: 8-295991 (1996-11-01), None
patent: 8-295992 (1996-11-01), None
patent: 8-295993 (1996-11-01), None
patent: 10-008203 (1998-01-01), None
patent: 10-147844 (1998-06-01), None
patent: 10-204582 (1998-08-01), None
patent: 11-172332 (1999-06-01), None
U.S. Appl. No. 10/473,131, filed Oct. 6, 2003, Nagao et al.
U.S. Appl. No. 11/022,792, filed Dec. 28, 2004, Nagao.
U.S. Appl. No. 10/528,263, filed Mar. 17, 2005, Nagao et al.
Hiraga Noriaki
Kochi Takuya
Minamida Takaaki
Nagao Mamoru
Nomura Masahiro
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel Ltd).
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Yee Deborah
LandOfFree
Steel wire excellent in descalability in mechanical... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Steel wire excellent in descalability in mechanical..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Steel wire excellent in descalability in mechanical... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3636814