Global Patent Index - EP 0968315 A1

EP 0968315 A1 2000-01-05 - Al-Mg-Si ALLOY WITH GOOD EXTRUSION PROPERTIES

Title (en)

Al-Mg-Si ALLOY WITH GOOD EXTRUSION PROPERTIES

Title (de)

AL-MG-SI LEGIERUNG MIT GUTEN STRANGPRESSEIGENSCHAFTEN

Title (fr)

ALLIAGE D'ALUMINIUM, DE MAGNESIUM ET DE SILICIUM POSSEDANT DE BONNES QUALITES D'EXTRUSION

Publication

EP 0968315 A1 (EN)

Application

EP 98912599 A

Priority

  • EP 98912599 A
  • EP 97301911 A
  • GB 9800849 W

Abstract (en)

[origin: WO9842884A1] An alloy of composition in wt.% (see table (I)) and incidental impurities up to 0.05 each 0.15 total, balance Al. The alloy can be extruded at high speed to provide extruded sections which meet T5 or T6 strength requirements.

IPC 1-7 (main, further and additional classification)

C22C 21/04; C22C 21/02; C22F 1/043; C22F 1/05

IPC 8 full level (invention and additional information)

C22C 21/02 (2006.01); C22C 21/04 (2006.01); C22F 1/043 (2006.01); C22F 1/05 (2006.01)

CPC (invention and additional information)

C22C 21/02 (2013.01); C22F 1/043 (2013.01); C22F 1/05 (2013.01)

Citation (search report)

See references of WO 9842884A1

Designated contracting state (EPC)

AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE

EPO simple patent family

WO 9842884 A1 19981001; EP 0968315 A1 20000105; EP 0968315 B1 20011114

INPADOC legal status


2003-11-03 [NLR2] NL: DECISION OF OPPOSITION

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2002-12-02 [NLR1] NL: OPPOSITION HAS BEEN FILED WITH THE EPO

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2002-09-25 [26] OPPOSITION FILED

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2002-09-25 [26] OPPOSITION FILED

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2002-05-31 [REG CH PL] PATENT CEASED

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