Patent · US Expired

Coal-oil slurry compositions

US4201552A · kind A · utility

22Cited by
4References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 20, 1978
Grant dateMay 6, 1980
Priority date
Expiry dateJul 20, 1998

Classification

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

Abstract

Coal-oil slurries are provided which contain a cationic stabilizer containing the group, >N--CH.sub.2 --CH.sub.2 --O--. The stabilizer can comprise a quaternary ammonium salt or a tertiary amine.

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