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Aluminum Anodization for Low Defects and Capacitive Servo Disks Disclosure Number: IPCOM000035991D
Original Publication Date: 1989-Aug-01
Included in the Prior Art Database: 2005-Jan-28

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Romankiw, LT [+details]


A hard, uniform coating of A12O3 can be formed on A1Mg disks by anodization. Co-planar servo patterns of A1 imbedded in A12O3 can also be formed by selective anodization.