Crystal seed holder assembly

Details Crystal seed holder assembly Crystal seed holder assembly

1981-03-09

1982-09-07

Clements, Gregory N.

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Including specific material of construction

156617SP, 156DIG96, 156608, 279 83, 279 86, 422246, C30B 1532

Patent

active

043483658

ABSTRACT:
A crystal seed holder assembly for retaining a crystal seed used to grow a ribbon of crystal by the EFG technique is disclosed. The holder assembly is arranged so that the seed is not subjected to fastener stress, can expand without thermal stress and can slide a limited distance relative to the holder assembly.

REFERENCES:
patent: 1738365 (1929-12-01), Gahagan
patent: 1876180 (1932-09-01), Tobin
patent: 2329833 (1943-09-01), Gardella et al.
patent: 3078572 (1963-02-01), Everton
patent: 3615878 (1971-10-01), Chang
patent: 3795488 (1974-03-01), Oliver
patent: 4284605 (1981-08-01), Pierrat

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