GASIFICATION OF COAL COMBINED WITH REDUCTION OF METALLIC ORES
A Standard patent application filed on 05 March 1980 credited to Frewer, Hans
;
Schiffers, Ulrich
;
Muller, Rainer
Details
Application number :
56172
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
GASIFICATION OF COAL COMBINED WITH REDUCTION OF METALLIC ORES