Formation of halide optical elements by hydrostatic press forgin

Details Formation of halide optical elements by hydrostatic press forgin Formation of halide optical elements by hydrostatic press forgin

1977-04-25

1980-08-12

Parrish, John A.

Plastic and nonmetallic article shaping or treating: processes

Optical article shaping or treating

Utilizing plasma, electric, electromagnetic, particulate, or...

264 85, 264325, 264570, B29D 1100

Patent

active

042173183

ABSTRACT:
Fine-grained halide bodies are formed which have comparable optical properties to a single crystal halide body. The halide bodies are formed by press forging while an essentially constant fluid pressure is applied to the halide body.

REFERENCES:
patent: 3497578 (1970-02-01), Glass et al.
patent: 3577635 (1968-10-01), Bergman et al.
patent: 3794704 (1974-02-01), Strong
patent: 4118448 (1978-10-01), Anderson
Anderson et al., "Preparation of High-Strength KCl by Hot Pressing", J. Am. Cir. Soc., May 1973, p. 287.
Liebowitz, Fracture, An Advanced Treatise, p. 106-108, vol. VII, 1972.

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