Patent · US Expired

Process for the production of premium coke from pyrolysis tar

US4624775A · kind A · utility

5Cited by
12References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 22, 1984
Grant dateNov 25, 1986
Priority date
Expiry dateOct 22, 2004

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10B57/045
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Coking a mixture comprised of (a) between about 60 and about 90 weight percent pyrolysis tar and (b) between about 10 and about 40 weight percent coal tar distillate, preferably by delayed coking, produces a premium coke.

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