Patent · US Expired

Thermally stable, substantially water-free well fluid

US6784140B2 · kind B2 · utility

7Cited by
6References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 15, 2001
Grant dateAug 31, 2004
Priority date
Expiry dateDec 27, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K8/64
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A method of treating a well including injecting a thermally stable, substantially water-free well-treating fluid into the well, wherein the well-treating fluid comprises a polymer, a glycol compound, and a salt is disclosed. In another embodiment, a thermally stable, substantially water-free well fluid including a polymer, a diol compound, and a salt is disclosed.

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