Patent · US Expired

Stabilizing coal-water mixtures with portland cement

US4602918A · kind A · utility

62Cited by
9References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 17, 1984
Grant dateJul 29, 1986
Priority date
Expiry dateOct 17, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L1/326
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Coal-water mixes stabilized by the addition of portland cement which may additionally contain retarding carbohydrates, or borax are described.

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