Solids refining process

Details Solids refining process Solids refining process

1984-07-13

1986-04-22

Lacey, David L.

Adhesive bonding and miscellaneous chemical manufacture

Delaminating processes adapted for specified product

Delaminating in preparation for post processing recycling step

156DIG72, 156DIG82, 156DIG92, 156DIG105, 252 623ZT, C30B 2300

Patent

active

045840547

ABSTRACT:
A process and an apparatus provide a purified material by employing a rate of condensation of the material which is substantially greater than the rate of solidification of the material. Tellurium and cadmium are effectively purified by the process.

REFERENCES:
patent: 3551117 (1970-12-01), Yamanaka et al.
patent: 4141777 (1979-02-01), Matveev et al.
Holder for Fragile Parts, NASA Tech. Briefs, Summer 1983, p. 453.
Holland, L., A Thermal Transmission Function for Fused Silica Ampoules, Journal of Crystal Growth, 49 (1980), pp. 426-430.
Kingery, W. et al, Introduction to Ceramics, 2nd Edition, 1976, pp. 612-614, 624-628.
R. S. Wagner and W. C. Ellis, The Vapor-Liquid-Solid Mechanism of Crystal Growth and Its Application to Silicon, Transactions of the Metallurgical Society of AIME, vol. 233, Jun. 1965, pp. 1053-1064.
S. Ibuki, On the Crystal Growth of Cadmium Sulphide, Journal of the Physical Society of Japan, vol. 14, No. 9, Sep. 1959, pp. 1181-1195.

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