One way pressure sealant plugging agent is a powder . This product made of a variety of fibers, filling particles and additives according to appropriate gradation and a certain process. After the product is added in the drilling, under the action of unidirectional pressure difference, it can play a good sealing effect on all kinds of leakage in the formation, easy to use, good compatibility, and does not affect the mud performance.
One-way pressure sealer for drilling fluid is suitable for porous and micro-fractured formation leakage and loss in different conditions in drilling. The good compatibility of the product is suitable for drilling fluid and completion fluid of different systems and different densities, which can effectively plug micro-fracture leakage, improve mud cake quality and reduce water loss.
Liya
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