Exact(55)
The technique not only reduces water production but leads also to successful conformance control.
Therefore, in order to maximize the effectiveness of an EOR method, deep conformance control is essential.
Open image in new window Fig. 1 Progress in gel development for conformance control.
For conformance control treatments, all particle gels used in oilfields are superabsorbent polymers (SAP).
The present work presents a nanocomposite preformed particle gel for conformance control in mature oilfields.
Foam-based conformance control is a relatively new technology especially its use for deep diversion.
Similar(5)
In many successful conformance controls to reduce excessive water production, large volumes of gels were extruded through fractures during placement.
The cumulative conformance count (CCC) control chart is often employed to monitor the fraction nonconforming of high-yield processes.
PPG was developed by some authors (Bai et al. 2007a, b) and also has been applied to control conformance in most of the mature oil fields in China.
Low salinity water flooding (LSWF) and preformed particle gels (PPG) control conformance are two novel technologies that have recently drawn great interest from the oil industry.
Several authors have also recommended the preformed gel to control conformance in mature oil fields because of their overcoming ability in some distinct drawbacks inherent in in-situ gelation systems (Bai et al. 2007a, b).
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