Patent · US Expired

Method for producing a deactivated dried coal

US4783199A · kind A · utility

4Cited by
3References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 20, 1987
Grant dateNov 8, 1988
Priority date
Expiry dateApr 20, 2007

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L9/10
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Particulate coal is rendered less subject to spontaneous ignition by spraying or otherwise contacting it with a light cycle oil, heavy cycle oil, clarified slurry oil, a solution of durene in gasoline and mixtures of two or more of the preceding.

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