Red Mud Solids in Spacer Fluids
First Claim
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1. A method comprising:
- using a spacer fluid comprising red mud solids and water to displace a drilling fluid in a wellbore.
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Abstract
Disclosed are spacer fluids and methods of use in subterranean formations. Embodiments may include using a spacer fluid comprising red mud solids and water to displace a drilling fluid in a wellbore.
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Citations
22 Claims
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1. A method comprising:
using a spacer fluid comprising red mud solids and water to displace a drilling fluid in a wellbore. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A method comprising:
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using a spacer fluid comprising red mud solids, hydrated lime, and water to displace an aqueous drilling fluid in a wellbore annulus; and introducing a cement composition into the wellbore annulus after the spacer fluid, wherein at least a portion of the spacer fluid consolidates in the wellbore annulus to form a hardened mass. - View Dependent Claims (17, 18, 19)
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20. A system comprising:
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a cement composition for use in cementing in a wellbore; a spacer fluid for separating the cement composition from a drilling fluid in the wellbore, wherein the spacer fluid comprising red mud solids and water; mixing equipment for mixing the spacer fluid; and pumping equipment for delivering the spacer fluid into a wellbore. - View Dependent Claims (21, 22)
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Specification