Liquid purification or separation – Flow – fluid pressure or material level – responsive – Diverse sensing means
Patent
1994-08-24
1995-10-17
McCarthy, Neil
Liquid purification or separation
Flow, fluid pressure or material level, responsive
Diverse sensing means
2101981, 210138, 210143, 210743, C02F 166
Patent
active
054587689
ABSTRACT:
A system for the preparation of a lime slurry and metering of the slurry, which prevents scaling and plugging of equipment and piping. The elimination of scaling and ease nof metering are achieved by a combination of process steps in an automated operating sequence. The system is particularly adaptable to the addition of lime to municipal water systems for reduction of the acidity of the water.
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patent: 3551332 (1969-06-01), Baumann et al.
patent: 4320012 (1982-03-01), Palm et al.
patent: 4427643 (1984-01-01), Fowler
patent: 4465597 (1984-08-01), Herman et al.
patent: 5112499 (1992-05-01), Murray et al.
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