Patent · US Expired

Coal water suspensions involving carbon black

US4780109A · kind A · utility

5Cited by
10References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 24, 1986
Grant dateOct 25, 1988
Priority date
Expiry dateDec 24, 2006

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L1/322
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a composition and method from making coal water slurries containing carbon black. A composition disclosed comprises: 65 to 85% by weight coal particulates; 0.2 to 2% by weight, based on the total weight of dry coal, of carbon black, and optionally 0.2 to 2% by weight, based on the total weight of the dry coal, of a dispersant.

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