Production of glass or glass-ceramic to metal seals with the app

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

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65 36, 65 591, B32B 3120

Patent

active

047055855

ABSTRACT:
In a process for preparing a glass or glass-ceramic to metal seal comprising contacting the glass with the metal and heat-treating the glass and metal under conditions whereby the glass to metal seal is effected and, optionally, the glass is converted to a glass-ceramic, an improvement comprises carrying out the heat-treating step using hot isostatic pressing.

REFERENCES:
patent: 2219573 (1940-10-01), Fraenckel
patent: 2392314 (1946-01-01), Dalton
patent: 2876596 (1959-03-01), Kessler
patent: 2878140 (1959-03-01), Barr
patent: 3220815 (1965-11-01), McMillan et al.
patent: 4032337 (1977-06-01), Boyer
patent: 4159075 (1979-06-01), Ljung et al.
patent: 4485961 (1984-12-01), Erbom et al.
patent: 4492737 (1985-01-01), Conolly
"Sealing Glass-Ceramics to Metals, Part I", McMillan et al, Glass Technology, vol. 7, No. 4, pp. 121-127, Aug. 1966.
"List Isostatic Pressing", Clauer et al, MCIC-82-46, Sep. 1982.

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