Patent · US Expired

Method for producing coke

US4300994A · kind A · utility

5Cited by
11References
37Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 30, 1980
Grant dateNov 17, 1981
Priority date
Expiry dateJun 30, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10L9/02
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Disclosed is a method for improving the caking properties of coals by use of quaternary base solutions. Caking properties of various coals can be upgraded for the production of metallurgical grade coke, preferably with a substantially reduced mineral matter content.

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