EP 0158571 B1 19870930 - AL-CU-LI-MG ALLOYS WITH A VERY HIGH SPECIFIC MECHANICAL RESISTANCE
Title (en)
AL-CU-LI-MG ALLOYS WITH A VERY HIGH SPECIFIC MECHANICAL RESISTANCE
Publication
Application
Priority
FR 8404483 A 19840315
Abstract (en)
[origin: ES8602959A1] Aluminium alloy with very high specific mechanical strength comprises by wt. 2.4-3.5% Cu, 1.9-2.7% Li, 0-0.8% Mg, below 0.20% Fe, below 0.10% Si, 0-1% Mn, 0-0.30% Cr, 0-0.20% Zr, 0-0.10% Ti, 0-0.02% Be, others (impurities) each less than 0.05% and total less than 0.15%, balance Al.
[origin: ES8602959A1] Aluminium alloy with very high specific mechanical strength comprises by wt. 2.4-3.5% Cu, 1.9-2.7% Li, 0-0.8% Mg, below 0.20% Fe, below 0.10% Si, 0-1% Mn, 0-0.30% Cr, 0-0.20% Zr, 0-0.10% Ti, 0-0.02% Be, others (impurities) each less than 0.05% and total less than 0.15%, balance Al.
IPC 1-7
IPC 8 full level
C22C 21/12 (2006.01); C22F 1/00 (2006.01); C22F 1/04 (2006.01); C22F 1/057 (2006.01)
CPC (source: EP US)
C22C 21/12 (2013.01 - EP US); C22F 1/04 (2013.01 - EP US)
Citation (examination)
METAL SCIENCE JOURNAL 1972, vol.6, p.167, B.NOBLE et al.: "T1 (Al2CuLi) Precipitation in Aluminium -Copper-Lithium-Alloys"
Designated contracting state (EPC)
BE CH DE FR GB IT LI NL SE
DOCDB simple family (publication)
EP 0158571 A1 19851016; EP 0158571 B1 19870930; BR 8501144 A 19851112; CA 1287508 C 19910813; DE 3560729 D1 19871105; ES 541151 A0 19851201; ES 8602959 A1 19851201; FR 2561260 A1 19850920; FR 2561260 B1 19920717; IL 74604 A0 19850630; IL 74604 A 19881115; JP H0372147 B2 19911115; JP S60215734 A 19851029; JP S63286557 A 19881124; US 4840683 A 19890620
DOCDB simple family (application)
EP 85420043 A 19850313; BR 8501144 A 19850314; CA 476314 A 19850312; DE 3560729 T 19850313; ES 541151 A 19850311; FR 8404483 A 19840315; IL 7460485 A 19850314; JP 10537588 A 19880427; JP 5024185 A 19850313; US 15804888 A 19880216