Patent · US Expired

Cooling of dried coal

US4750913A · kind A · utility

5Cited by
2References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 19, 1986
Grant dateJun 14, 1988
Priority date
Expiry dateDec 19, 2006

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF26B3/205
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Wet coal is processed in a dryer, producing dry, hot coal. More wet coal is blended with the dry, hot coal and the mixture is processed in a cooler, resulting in a cool, blended dry coal.

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