Patent · US Expired

Process for flyslag treatment utilizing a solids-containing concentrated aqueous stream

US4969933A · kind A · utility

1Cited by
10References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 1990
Grant dateNov 13, 1990
Priority date
Expiry dateMar 9, 2010

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10J2300/093
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A process for the treatment of flyslag from the gasification of coal is described, the process being characterized, in one embodiment, by mixing of the flyslag with a residual waste stream from a coal gasification process, the wast stream containing particulate flyslag solids.

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