Compositions – Preservative agents – Anti-corrosion
Patent
1977-08-03
1979-04-03
Schafer, Richard E.
Compositions
Preservative agents
Anti-corrosion
252317, 252359A, 252359D, 422232, B01J 1300
Patent
active
041476573
ABSTRACT:
An apparatus and process for the preparation of colloidal dispersions of sodium metallo silicates, useful as coagulant aids, are disclosed. The dispersions are prepared by the controlled sequential mixing of separate streams of water, sodium silicate and a metal salt in a mixing block that has no moving parts. The apparatus and process are also useful in the mixing of other reactive solutions and fluids.
REFERENCES:
patent: 3072464 (1963-01-01), Akaboshi et al.
patent: 3615253 (1971-10-01), Warzel
patent: 3963640 (1976-06-01), Smith
patent: 4016097 (1977-04-01), Smith
Kovanda Robert J.
Maliar, Jr. Serge
Spencer Robert W.
Bobb J. Stephen
Parr E. Suzanne
Philpitt Fred C.
Posner Ernest G.
PQ Corporation
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