Liquid purification or separation – Filter – Supported – shaped or superimposed formed mediums
Patent
1993-01-22
1995-01-24
Dawson, Robert A.
Liquid purification or separation
Filter
Supported, shaped or superimposed formed mediums
210496, 2105001, 21050025, 21050026, B01D 6900
Patent
active
053840470
ABSTRACT:
A filter body comprised of molecular sieve material and polyphenylene sulfide is disclosed. This filter body has a density of from about 10 to about 25 grams per cubic inch, a compressive strength of at least about 500 pounds per square inch, a pressure drop of from about 5 to about 20 inches, a water pickup of at least about 11 weight percent, and an initial 24-hour water pickup of at least about 6 weight percent.
REFERENCES:
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patent: 3573158 (1971-03-01), Pall et al.
patent: 4270933 (1981-06-01), Meny et al.
patent: 4522875 (1985-06-01), Still
patent: 4650757 (1987-03-01), David et al.
patent: 4665050 (1987-05-01), Degen et al.
patent: 5114584 (1992-05-01), Sheckler et al.
Zeochem Bullentin, "Molecular Sieves for the Natural Gas, Petroleum Refining, and Petrochemical Industry," Bullentin #Z1088, 1988.
Modern Plastics, Mid-Oct. 1991, pp. 76-78, 690, and 696-697.
Gould Jon D.
Scheckler Chad A.
Yost Jeffrey J.
Dawson Robert A.
Greenwald Howard J.
Mudd James F.
Refractron Technologies Corporation
Walker W. L.
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