Patent · US Expired

Oxidation of sulfides in polymer-thickened aqueous solution

US4552668A · kind A · utility

16Cited by
17References
45Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 30, 1984
Grant dateNov 12, 1985
Priority date
Expiry dateJul 30, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S507/922
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A method for preferentially oxidizing sulfide in a viscous, aqueous solution of a hydratable polymeric material suitable for use in hydraulically treating subterranean formations.

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