Patent · US Expired

Sealing subterranean zones

US6401817B1 · kind B1 · utility

112Cited by
135References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 30, 2001
Grant dateJun 11, 2002
Priority date
Expiry dateAug 30, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K8/512
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides improved compositions and methods of using the compositions for sealing subterranean zones. One composition of the invention is comprised of water, an aqueous rubber latex, an organophilic clay, sodium carbonate, an epoxy resin and a hardening agent for said epoxy resin.

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