Patent · US Expired

Process for the thermal dewatering of young coals

US4486959A · kind A · utility

20Cited by
6References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 27, 1983
Grant dateDec 11, 1984
Priority date
Expiry dateDec 27, 2003

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10F5/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

An economic process for thermally dewatering a solid carbonaceous material containing substantial amounts of chemically attached water is disclosed. The process is capable of economically removing up to 95% of the chemically attached water in the disclosed process.

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