Patent · US Active

Core-shell particles for treatment of subterranean formations

US11447679B2 · kind B2 · utility

2Cited by
6References
33Claims
0Family size

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Inventors

Key dates

Filing dateSep 15, 2015
Grant dateSep 20, 2022
Priority date
Expiry dateSep 15, 2035

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B37/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Core-shell particles for treatment of subterranean formations are provided. A method may include placing in the subterranean formation a composition including a core-shell particle including a hydrophilic core and a hydrophobic shell.

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