3Leech III C A, Radhakrishnan S, Hillyer M J. Performance evaluation of induced gas flotation machine through math modeling[J]. Journal of Petroleum Technology, 1980, 32 (1) :48-58.
4Eduardo Bessa, Sant Anna G L, Dezotti M. Photocatalytic/ HzO2 treatment of oilfield produced waters[J]. Applied Ca talysis B: Environmental, 2001 (29) : 125-134.
5Gilbert T TeIlez, N Nirmalakhandan, Jorge L GardemTor resdey. Performance evaluation of an activated sludge sys-tem for removing petroleum hydrocarbons from oilfield pro- duced water [J]. Advances in Environmental Research, 2002,6(4) :455 470.
6Campos J C, Borges R M, Oliveira Filho A M. Oilfield wastewater treatment by combined microfiltration and bio- logical processes [J]. Water Research, 2002,36 ( 1 ) : 95-104.
7Cynthia Murray Guide, Heatley J E, Karanfil T. Perform- ance of a hybrid reverse osmosi:constructed wetlandtreat- ment system for brackish oil field produced water[J]. Water Research, 2003,37 (3) : 705-713.