Patent · US Expired

Gel-forming aqueous microemulsions for soil stabilization

US4799549A · kind A · utility

42Cited by
16References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 13, 1986
Grant dateJan 24, 1989
Priority date
Expiry dateFeb 13, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S516/902
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Stable, gel-forming aqueous microemulsions, well adopted for the reversible stabilization or plugging of soil/rock formations, e.g., subterranean well formations, are comprised of (i) an aqueous solution of a water-soluble alkali metal silicate, (ii) a gelling reagent therefor, and (iii) at least one surface active agent.

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