CEMENTING WITH G402 FILTRATE LOSS REDUCTION ADDITIVE
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Abstract
This article introduce a new filtrate loss reduction additive-G402 for oil well cementing and evaluating its properties and compatibility with other additives.This new additive have advantage with a good effect of filtrate las reduction,easy adjusting thickening time,good rheological property,low water absorption rate and suit for large temperature range.The test results have shown the good effect with qualification rate of cementing abtained is 100%,and high quality rate is 75%,through applications in cementing jobs about 20 wells.
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