Patent · US Expired

Method and composition for acidizing subterranean formations

US4498997A · kind A · utility

45Cited by
28References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 24, 1983
Grant dateFeb 12, 1985
Priority date
Expiry dateJun 24, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S507/934
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to a method of acidizing a subterranean formation or well bore employing an acidic solution containing a corrosion inhibitor composition comprising an inhibiting effective amount of an acetylenic alcohol, a quaternary ammonium compound, an aromatic hydrocarbon and an antimony compound.

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