Yielding of hydrated lime in set-delayed and other settable compositions

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United States of America Patent

PATENT NO 9869155
SERIAL NO

14910886

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Abstract

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Methods and systems directed to controlling the rheology of settable compositions in subterranean formations. Embodiments include a method of controlling the rheology of a set-delayed cement composition, the method comprising: providing a set-delayed cement composition comprising water, pumice, hydrated lime, and a set retarder; shearing the set-delayed cement composition in an amount sufficient to substantially prevent solids settling; storing the set-delayed cement in a pumpable fluid state for at least 1 day; activating the set-delayed cement composition; introducing the set-delayed cement composition into a subterranean formation; and allowing the set-delayed cement composition to set in the subterranean formation. Additional methods and systems are also provided.

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Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Agapiou, Kyriacos Houston, US 70 831
Bou, Peter James Houston, US 1 8
Brothers, Lance Everett Chickasha, US 32 1052
Lewis, Samuel J Spring, US 112 1139
Morgan, Ronnie Glen Waurika, US 57 621
Otieno, Pauline Akinyi Spring, US 21 375
Pisklak, Thomas Jason Cypress, US 124 937

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