Method of press forming a zeolite article

Details Method of press forming a zeolite article Method of press forming a zeolite article

1980-10-06

1982-08-24

Hall, James R.

Plastic and nonmetallic article shaping or treating: processes

Vacuum treatment of work

To degas or prevent gas entrapment

264109, 264120, 264313, 264571, B29J 500

Patent

active

043460518

ABSTRACT:
Articles of zeolite, such as 6 mm thick plates suitable for use in cryopumps, are produced by cold isostatic pressing fine powders with pore sizes between 2-25.times.10.sup.-10 m without the aid of binders. Plates which have smooth hard surfaces and high porosity may be readily machined.

REFERENCES:
patent: 2395675 (1946-02-01), Luth
patent: 2781273 (1957-02-01), Koch
patent: 4230593 (1980-10-01), Wagner et al.

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