Metal treatment – Stock – Age or precipitation hardened or strengthened
Reexamination Certificate
2005-09-06
2005-09-06
Wyszomierski, George (Department: 1742)
Metal treatment
Stock
Age or precipitation hardened or strengthened
C420S534000, C420S535000
Reexamination Certificate
active
06939416
ABSTRACT:
The invention relates to a weldable, high-strength aluminium alloy wrought product, which may be in the form of a rolled, extruded or forged form, containing the elements, in weight percent, Si 0.8 to 1.3, Cu 0.2 to 1.0, Mn 0.5 to 1.1, Mg 0.45 to 1.0, Ce 0.01 to 0.25, and preferably added in the form of a Misch Metal, Fe 0.01 to 0.3, Zr<0.25, Cr<0.25, Zn<1.4, Ti<0.25, V<0.25, others each <0.05 and total <0.15, balance aluminium. The invention relates also to a method of manufacturing such an aluminium alloy product.
REFERENCES:
patent: 4477011 (1984-10-01), Austin
patent: 4589932 (1986-05-01), Park
patent: 5292595 (1994-03-01), Yamauchi et al.
patent: 5525169 (1996-06-01), Murtha
patent: 5690758 (1997-11-01), Oh et al.
patent: 5858134 (1999-01-01), Bechet et al.
patent: 5888320 (1999-03-01), Dorward
patent: 6153854 (2000-11-01), Haszler et al.
patent: 6261706 (2001-07-01), Fukuda et al.
patent: 6302973 (2001-10-01), Haszler et al.
patent: 192161 (1937-07-01), None
patent: 3332656 (1984-10-01), None
patent: 69307553 (1997-05-01), None
patent: 69502508 (1998-09-01), None
patent: 69418855 (1999-10-01), None
patent: 19823472 (1999-12-01), None
patent: 69519012 (2001-05-01), None
patent: 69805527 (2002-11-01), None
patent: 69430622 (2002-12-01), None
patent: 69901905 (2003-01-01), None
patent: 0173632 (1986-03-01), None
patent: 0623462 (1994-11-01), None
patent: 1255423 (1971-12-01), None
patent: 50-005212 (1975-01-01), None
patent: 61157831 (1988-06-01), None
patent: 5156398 (1993-06-01), None
patent: 10265883 (1998-10-01), None
patent: 1657538 (1991-06-01), None
patent: 9514113 (1995-06-01), None
patent: 0037702 (2000-06-01), None
“Aluminum and Aluminum Alloys”, ASM International, 1993, pp. 72-73.
“Metals Handbook: Desk Edition”, 2nd ed., ASM International, (1998) pp 40, 445, 450.
“Aluminum and Aluminum Alloys”, ASM International (1993), pp 22-23, 43.
S. Pramanik et al. “Influence of Ce and Zr on the Ageing Behaviour of Thermo-Mechanically Processed Al-Mg-Si Alloys”, BHM, 143. Jg. (1998) pp. 90-94.
J.W. Evancho et al. New 6XXX-series alloys for auto body sheet*), pp. 609-613 (1977).
Patent Abstracts of Japan Publication No. 63157831A, published Jun. 30, 1988, Applicant: Tokyo Alum KK.
Benedictus Rinze
Haszler Alfred Johann Peter
Keidel Christian Joachim
Weber Guido
Corus Aluminium Walzprodukte GmbH
Morillo Janelle
Stevens Davis Miller & Mosher LLP
Wyszomierski George
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