Methods for forming alkali halide ingots into rectangular...

Single-crystal – oriented-crystal – and epitaxy growth processes; – Processes of growth with a subsequent step acting on the...

Reexamination Certificate

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C117S003000, C117S902000, C117S937000, C117S940000

Reexamination Certificate

active

11600972

ABSTRACT:
The present disclosure provides methods for forging cylindrical alkali halide melt-grown single-crystal-type ingots into rectangular blocks. The resulting rectangular blocks are devoid of peripheral cracks and fissures, and possess uniform properties and reduced levels of impurities.

REFERENCES:
patent: 5792253 (1998-08-01), Eidelman et al.
patent: 6224666 (2001-05-01), Zwolinski et al.

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