Multi-zone fracture stimulated injection well with autonomous injection regulators and protective sleeves
AssigneeChevron U.S.A. Inc.
InventorEric Roberto Upchurch
Life of this patent
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AssigneeChevron U.S.A. Inc.
InventorEric Roberto Upchurch
Estimating the term…
A method for implementing a stimulation and injection sequence from a wellbore can include performing a stimulation operation (e.g., fracturing) on a subterranean formation from the wellbore while a protective sleeve of a sub in a liner positioned in the wellbore is in an engaged position to isolate an injection regulator of the sub from a cavity of the sub during the stimulation operation. The method can also include moving, when the stimulation operation is complete and using a protective sleeve adjustment device, the protective sleeve of the sub to a disengaged position to allow the injection regulator to be exposed to the cavity of the sub. The method can further include performing an injection operation on the wellbore, where the injection operation comprises pumping an injection fluid through the cavity of the liner, through the injection regulator, and into the subterranean formation.
-4. (canceled)
A sub used for subterranean injections, the sub comprising:
Dependencies are inferred from the claim text.