Patent · US Active

Composition and method for treating subterranean formation

US9359544B2 · kind B2 · utility

5Cited by
6References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 11, 2013
Grant dateJun 7, 2016
Priority date
Expiry dateDec 11, 2033

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B43/283
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A composition and method for performing a treatment of a subterranean formation. The composition includes an emulsified acid and a sulfobetaine surfactant. The emulsified acid and the sulfobetaine surfactant may be mixed to form a treatment composition, which may be injected into a subterranean formation as part of an acid fracturing or hydraulic fracturing treatment.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.