Methods and apparatus for downhole propellant-based stimulation with wellbore pressure containment

作者: Steven E. Moore , John A. Arrell

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摘要: Downhole stimulation tools include a housing and at least one propellant structure within the comprising grain of formulation, another formulation different from longitudinally adjacent grain, initiation element proximate grains. At pressure containment is secured to comprises seal expandable in response gas generated by combustion structure. Related methods are also disclosed.

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