Patent · US Expired

Use of thickened oil for sand control processes

US4085802A · kind A · utility

32Cited by
9References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 1977
Grant dateApr 25, 1978
Priority date
Expiry dateJan 17, 1997

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K8/502
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Sand control in an incompetent formation is effected by squeezing a thickened composition [comprising a hydrocarbon oil carrier, particulate matter (e.g. sand) a base-settable thermosetting resin, a neutralizing agent (e.g., lauryl amine), a miscible polar solvent (e.g. ethanol), and a carboxy vinyl polymer (e.g. CARBOPOL 934)] in contact with the incompetent formation and curing with a basic catalyst.

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