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MEOR APPLICATIONS — Conclusion: Field cases illustrate MEOR effectiveness

08/24/2009
By Chang Hong Gao, Abdulrazag Zekri, and Khale El
Microbial enhanced oil recovery (MEOR) projects carried out during the last 10 years provide a basis for characterizing the types of reservoirs suitable for MEOR applications.This concluding part in a two-part series describes 10 field cases involving 221 producing wells in Malaysia, the US, Argentina, and China. The first part (OGJ, Aug. 17, 2009, p. 39) discussed the ways microbes can enhance oil recovery.Of the 10 field cases discussed, most are in China.MalaysiaOffshore Malaysia, Bokor field received MEOR treatments.1 The producing reservoir in the field has good 50-4,000 md permeability and produces viscous oil (see table below).The operator injected bacteria solution into three prod...
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