作者: Erik B. Nelson , Philip F. Sullivan , Xiaoping Qiu , Vernon Constien
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摘要: Methods and apparatus are disclosed for fracturing subterranean formations using fluids that hydrated from dry mix blends. One aspect of the invention comprises a blended particulate composition hydraulic comprising hydratable polysaccharide, crosslinking agent, slowly releasing base. The compositions employ controlled release methods particle dissolution. reveals capable significantly improved high temperature stability. Further, rapidly hydrating pumping fluid into disclosed.