Filter aid for analytical use and method for preparing the same

Details Filter aid for analytical use and method for preparing the same Filter aid for analytical use and method for preparing the same

1991-10-25

1993-07-06

Ryan, Patrick J.

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Staple length fiber

428367, 428360, 428401, 428402, 210496, 210503, 210505, 2105101, 501 95, D02G 300

Patent

active

052252760

ABSTRACT:
The present invention relates to a filter aid for analytical use and method for preparing the same, more particularly, a filter aid for analytical use consisting essentially of tangled short-length ceramic fibers having a bulk density in the range of about 0.02-0.18 g/cm.sup.3 and method for preparing the same.

REFERENCES:
patent: 3974072 (1974-08-01), Birchall et al.
patent: 3996145 (1976-12-01), Hepburn
patent: 4116761 (1978-09-01), Head
patent: 4177142 (1979-12-01), Halbfoster
patent: 4238334 (1980-12-01), Halbfoster
patent: 4313832 (1982-02-01), Shimizu et al.
patent: 4560478 (1985-12-01), Narumiga
patent: 4576716 (1986-03-01), Ida et al.
patent: 4594158 (1986-06-01), Chong et al.
patent: 4698157 (1987-10-01), Gillot
patent: 4789479 (1988-12-01), Onitsuka et al.
patent: 5030611 (1991-07-01), Ogawa et al.
Saffil Fibers-New Media For High Performance Liquid (Translation) Filtration; Chemical Engineering, Jun., 1977, pp. 526-531.
Chemical Engineering, Jun. 1988, pp. 526-531. Translation of p. 526 left column, lines 1-20.
Kagaku Sochi, Mar. 1983, pp. 39-51. Translation of p. 39, left col., line 15 thru p. 39, right col., line 3.
Hyomen, vol. 19, No. 3, pp. 123-133, 1981. Translation of p. 124, right col., line 2 thru p. 125, left col., line 8.

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