Liquid purification or separation – Processes – Preventing – decreasing – or delaying precipitation,...
Patent
1993-12-13
1995-05-16
Hruskoci, Peter A.
Liquid purification or separation
Processes
Preventing, decreasing, or delaying precipitation,...
210698, 210760, 210764, 422 15, C02F 178
Patent
active
054157838
ABSTRACT:
A method for increasing the effectiveness of ozone as a treating agent for alkaline cooling tower waters. This is accomplished by reducing pH of the solutions in contactor loops which supply ozone to cooling tower waters with an acidic substance.
REFERENCES:
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patent: 4541989 (1985-09-01), Foller
patent: 4547294 (1985-10-01), Goeldner
patent: 5145585 (1992-09-01), Coke
patent: 5171451 (1992-12-01), Khambatta et al.
patent: 5186841 (1993-02-01), Schick
patent: 5252300 (1993-10-01), Hinchliffe
Technical Paper No. TP89-07; Ozone Treatment of Cooling Water: Results of a Full-Scale Performance Evaluation; Coppenger, Crocker, Wheeler; pp. 1-25; 1989 Cooling Tower Institute Annual Mtg.--Jan. 23-25, 1989.
Johnson Donald A.
Khambatta Binaifer S.
Strittmatter Richard J.
Drake James J.
Hruskoci Peter A.
Miller Robert A.
Nalco Chemical Company
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