Method for supplying oxygen to a water purification process

Details Method for supplying oxygen to a water purification process Method for supplying oxygen to a water purification process

2007-12-25

2007-12-25

Barry, Chester T. (Department: 1724)

Liquid purification or separation

Processes

Treatment by living organism

C210S616000, C210S617000, C210S670000, C210S220000

Reexamination Certificate

active

10529595

ABSTRACT:
The present invention relates to a method for supplying oxygen to a water purification process, said method comprising providing an oxygen carrier of at least one copolymer of dimethylsiloxane, ethylene oxide and propylene oxide, adding said oxygen carrier to the water purifying process, and contacting said oxygen carrier with an oxygen containing gas. The invention further relates to the use of at least one copolymer of dimethylsiloxane, ethylene oxide and propylene oxide, as an oxygen carrier in a water purification process.

REFERENCES:
patent: WO-86/03773 (1986-07-01), None
Database WPI, Week 198737, Derwent Publications Ltd., London, GB; AN 1987-260739.
Voss et al., “Long-term performance of parallel-flow, bubbleless, hollow-fiber-membrane aerators”, Water-Environ. Res., vol. 71, No. 1, 1999, pp. 23-30.

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