Liquid purification or separation – Processes – Preventing – decreasing – or delaying precipitation,...
Patent
1984-02-16
1985-05-14
Hruskoci, Peter
Liquid purification or separation
Processes
Preventing, decreasing, or delaying precipitation,...
422901, 524424, C02F 508
Patent
active
045170975
ABSTRACT:
A process for preventing, or at least substantially reducing, scaling in an aqueous polymer dilution apparatus by injecting carbon dioxide gas into the solution to maintain the pH of the solution in a range which tends to hold scale forming substances in solution.
REFERENCES:
patent: 2182286 (1939-12-01), Doennecke et al.
patent: 2766203 (1956-10-01), Brown et al.
patent: 3218241 (1965-11-01), Checkovich
patent: 4320215 (1982-03-01), Yonezawa et al.
patent: 4402916 (1983-09-01), Luetzelschwab
Brown Rodney F.
Hruskoci Peter
Hummel Jack L.
Marathon Oil Company
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