Patent · US Active

Treatment of subterranean formations

US8631868B1 · kind B1 · utility

4Cited by
32References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 2013
Grant dateJan 21, 2014
Priority date
Expiry dateFeb 27, 2033

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K2208/28
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A method of preparing and using a subterranean formation stabilization agent. The stabilization agent includes a guanidyl copolymer and may be admixed with a fracturing fluid and optionally brine. The stabilization agent is effective in preventing and/or reducing, for example, clay swelling and fines migration from a subterranean formation contacted with the stabilization agent.

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