Back to results
US 2014/0371115 A1Published application
Methods and compositions for stimulating the production of hydrocarbons from subterranean formations
AssigneeCESI Chemical, Inc.
InventorsRandal M. Hill, Lakia C. Champagne, Nathan L. Lett, Keith Ingram Dismuke, David Germack, Nicole Mast, Melinda Soeung
Life of this patent
Estimating the term…
Abstract
Methods and compositions for stimulating of the production of hydrocarbons (e.g., formation crude oil and/or formation gas) from subterranean formations are provided. In some embodiments, the compositions are emulsions or microemulsions, which may include water, a solvent, and a surfactant. In some embodiments, methods of selecting a composition for treating an oil or gas well are provided.
Claims15
A composition for injecting into a wellbore, comprising:
- an aqueous carrier fluid;
- and
- an emulsion or a microemulsion, wherein the emulsion or the microemulsion is present in an amount between about 0.1 wt % and about 2 wt % versus the total composition, and wherein the emulsion or microemulsion comprises:
- an aqueous phase;
- a surfactant;
- a freezing point depression agent;
- and
- a solvent comprising an alpha-olefin.
5 more elements
Dependencies are inferred from the claim text.