Method of preparing silicon nitride articles for sintering

Details Method of preparing silicon nitride articles for sintering Method of preparing silicon nitride articles for sintering

1983-06-08

1984-07-31

Lindsay, Jr., Robert L.

Glass manufacturing

Processes

Fusion bonding of glass to a formed part

65 42, 65 56, 65 608, 65112, 264 62, 264332, 264109, 427300, 4273762, C03C 2502, C04B 3556

Patent

active

044628170

ABSTRACT:
In the manufacture of sintered silicon nitride articles by hot isostatic pressing, silicon nitride preforms are assembled in a stack with spacers between the preforms. The stack is completely enveloped in refractory metal foil and then encapsulated within a single capsule for the pressing operation.

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patent: 2856377 (1959-03-01), Retzer et al.
patent: 3097959 (1963-07-01), Zachman
patent: 3875277 (1975-04-01), Bratton et al.
patent: 4112143 (1978-09-01), Adlerborn et al.
patent: 4215088 (1980-07-01), Ardary
patent: 4242294 (1980-12-01), Huther et al.
patent: 4256688 (1981-03-01), Adlerborn et al.
patent: 4351858 (1982-09-01), Hunold et al.

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