Low density proppant particles and use thereof
First Claim
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1. A method of propping open fractures in the walls of a bored well, comprising:
- (a) introducing into the well a fluid mixture of carrier fluid and a plurality of composite proppant particles, said composite proppants comprising a composite of a plurality of microbubbles and a resin binder wherein said composite proppant particles have a density from about 0.5 to about 1.8 g/cm3 and a sphericity of less than about 0.7, and (b) depositing a plurality of said composite proppant particles in said fractures to yield one or more propped channels.
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Abstract
Composite proppant particles each of which comprises a plurality of microbubbles and a resin binder are disclosed. Also disclosed are a method of using such composite proppant particles to prop fractures in wells formed in underground formations.
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Citations
33 Claims
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1. A method of propping open fractures in the walls of a bored well, comprising:
- (a) introducing into the well a fluid mixture of carrier fluid and a plurality of composite proppant particles, said composite proppants comprising a composite of a plurality of microbubbles and a resin binder wherein said composite proppant particles have a density from about 0.5 to about 1.8 g/cm3 and a sphericity of less than about 0.7, and (b) depositing a plurality of said composite proppant particles in said fractures to yield one or more propped channels.
- View Dependent Claims (2, 3, 4, 5, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33)
- 6. (canceled)
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22. (canceled)
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23. (canceled)
Specification