The Microorganism Mechanism: Test Evaluating of Microbial De-Oiling Efficiency

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Abstract:

Microorganisms to improve oil recovery technology is a comprehensive technology of using beneficial activities and metabolites to enhance oil recovery. The obvious effect of field application and good economic benefits make it be active in the field of oilfield development in the long term. In this paper, through indoor experiments in different concentrations of microorganisms bacteria, different concentrations of nutrient solution and function time, evaluate oil sands de-oiling efficiency. Based on test results, optimize the compound of bacteria that from different sources and find out when the ratio of field and lab bacteria is 1:7, the de-oiling efficiency reach the peak of 86.47%, which further expand the mechanism of microorganisms enhanced oil recovery.

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17-20

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July 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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