Silicic acid for the filtration of beverages particularly beer

Details Silicic acid for the filtration of beverages particularly beer Silicic acid for the filtration of beverages particularly beer

1984-11-08

1987-09-15

Dixon, Jr., William R.

Chemistry of inorganic compounds

Silicon or compound thereof

Oxygen containing

423325, 423335, 2105021, 502409, C01B 3312, B01D 3914

Patent

active

RE0325031

ABSTRACT:
A finely divided silicic acid simultaneously suitable as a filtering auxiliary and as a beer stabilizing agent in the filtration of beer. The acid is particulate, and the particles are of an essentially spherical or spheroidal shape with SiO.sub.2 content of at least 95% and an Na.sub.2 O content of less than 0.25%.

REFERENCES:
patent: 3928541 (1975-12-01), Wason
patent: 3954944 (1976-05-01), Aldcroft et al.
patent: 4038098 (1977-07-01), Wason
"Chemical Engineering", vol. 68, #6, Mar. 20, 1961, Author: T. M. Jackson pp. 141-146.
Chemische Fabrik Hoesch KG Dueren, "Determination of the Specific Surface Permeability; Method Pursuant to Carman," Jun. 1964.

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