Patent · US Expired

Cementitious compositions

US5569324A · kind A · utility

147Cited by
13References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 2, 1995
Grant dateOct 29, 1996
Priority date
Expiry dateJun 2, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W30/91
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

The present invention provides improved cementitious compositions which can include drilling fluid as a component thereof and methods of cementing wells utilizing such compositions. The compositions are basically comprised of a cementitious material, water, a hardenable resinous material and optionally, drilling fluid in an amount up to about 70% by volume of the cementitious material in the composition.

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