Hot pressing of silicon nitride using beryllium additive

Details Hot pressing of silicon nitride using beryllium additive Hot pressing of silicon nitride using beryllium additive

1977-01-03

1978-10-24

Vertiz, O. R.

Plastic and nonmetallic article shaping or treating: processes

Including step of generating heat by friction

106 735, C04B 3332, C04B 3564, C04B 3558

Patent

active

041221400

ABSTRACT:
A dense polycrystalline silicon nitride body is produced by hot-pressing a particulate mixture of silicon nitride and a beryllium additive.

REFERENCES:
patent: 3821005 (1974-06-01), Layden
patent: 3830652 (1974-08-01), Gazza
patent: 3835211 (1974-09-01), Coe et al.
patent: 3836374 (1974-09-01), Richerson et al.
patent: 3854189 (1974-12-01), Ezis et al.

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