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US 2017/0253786 A1Published application
Additive of chemically-modified cellulose nanofibrils or cellulose nanocrystals
AssigneeHalliburton Energy Services, Inc.
InventorsLee J. Hall, Jay P. Deville, Orlando J. Rojas, Carlos A. Carrillo, Carlos L. Salas
Life of this patent
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Abstract
A wellbore treatment fluid comprising: a base fluid; and additive comprising a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof, wherein one or more functional groups of the first polymer are chemically modified A method of treating a portion of a wellbore comprising: introducing the treatment fluid into the wellbore.
Claims23
A method of treating a portion of a wellbore comprising:
- introducing a treatment fluid into the wellbore, the treatment fluid comprising:
- (A) a base fluid;
- and
- (B) an additive comprising a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof, wherein one or more functional groups of the first polymer bundle are chemically modified.
1 more element
A system comprising:
- a wellbore that penetrates a subterranean formation;
- and
- a treatment fluid comprising:
- (A) a base fluid;
- and
- (B) an additive comprising a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof, wherein one or more functional groups of the first polymer bundle are chemically modified.
3 more elements
A wellbore treatment fluid comprising:
- a base fluid;
- and
- an additive comprising a first polymer bundle selected from the group consisting of cellulose nanofibrils, cellulose nanocrystals, and combinations thereof, wherein one or more functional groups of the first polymer bundle are chemically modified.
Dependencies are inferred from the claim text.