EP 0138213 B1 19890118 - PYROLYSIS OF COAL HYDROGENATION RESIDUES
Title (en)
PYROLYSIS OF COAL HYDROGENATION RESIDUES
Publication
Application
Priority
DE 3337622 A 19831015
Abstract (en)
[origin: US4584060A] A method for low temperature carbonization of coal hydrogenation residues, wherein a coal hydrogenation residue is subjected to a reduced pressure distillation in a one-shaft or multishaft screw extruder, liberated gases and vapors are drawn off, and non-volatilized remaining material is subjected to low temperature carbonization in a screw extruder.
IPC 1-7
IPC 8 full level
C10B 7/10 (2006.01); C10G 1/00 (2006.01); C10G 1/02 (2006.01)
CPC (source: EP US)
Designated contracting state (EPC)
BE DE FR GB
DOCDB simple family (publication)
EP 0138213 A2 19850424; EP 0138213 A3 19861001; EP 0138213 B1 19890118; CA 1226840 A 19870915; DD 232719 A5 19860205; DE 3337622 A1 19850425; DE 3476219 D1 19890302; US 4584060 A 19860422
DOCDB simple family (application)
EP 84112303 A 19841012; CA 465086 A 19841010; DD 26833284 A 19841012; DE 3337622 A 19831015; DE 3476219 T 19841012; US 66097084 A 19841015