Metal deforming – Process – With attenuation – thickening – elongating or shortening of...
Reexamination Certificate
2007-06-12
2007-06-12
Larson, Lowell A. (Department: 3725)
Metal deforming
Process
With attenuation, thickening, elongating or shortening of...
C148S422000, C204S192100
Reexamination Certificate
active
10859456
ABSTRACT:
A method of producing a valve metal mill form having dimensions sufficient to be divided to form a plurality of sputter targets is described. The method includes multidirectional deformation of an ingot to form a mill form having a preferred average grain size of about 100 microns or less and/or a texture substantially void of textural bands.
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Ford Robert B.
Michaluk Christopher A.
Spreckelsen Eric Von
Bonk Teresa M.
Cabot Corporation
Larson Lowell A.
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