Chemistry of inorganic compounds – Boron or compound thereof – Binary compound
Reexamination Certificate
2007-11-20
2007-11-20
Langel, Wayne A. (Department: 1754)
Chemistry of inorganic compounds
Boron or compound thereof
Binary compound
Reexamination Certificate
active
11266634
ABSTRACT:
A process for producing boron nitride using a boron containing ore as a starting material, by reacting naturally occurring ulexite with ammonia at high temperature, for a boron nitride with high impurity and at a high yield.
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Maniccia Laurence
Pultz, Jr. Donald William
Langel Wayne A.
Momentive Performance Materials Inc.
Vicari Dominick G.
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