Abstract: Composite wire comprising polycrystalline &agr;-Al2O3 fibers within a matrix of aluminum, or an alloy of aluminum and up to about 2% copper. The resulting materials are characterized by their high strength and low weight are particularly well suited for applications in various industries including high voltage power transmission.
Type:
Grant
Filed:
March 20, 2000
Date of Patent:
April 8, 2003
Assignee:
3M Innovative Properties Company
Inventors:
Colin McCullough, Andreas Mortensen, Paul S. Werner, Herve E. Deve, Tracy L. Anderson