High water absorption property and high expansion ratio;Good properties of temperature resistance, salt resistance properties and abrasion resistance after expanding.Simple in solution confecting and convenient in operation.;Can b..
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Guangya Plugging Agent ZND Series and the matching techniques, is aimed at solving the problems of large loss, loss of return or small return in fracture, cavern or broken zones, and the problems that the bridge plugging or PWD (p..
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Guangya Plugging Agent ZND Series and the matching techniques, is aimed at solving the problems of large loss, loss of return or small return in fracture, cavern or broken zones, and the problems that the bridge plugging or PWD(pl..
Detailed>>