APPARATUS FOR THE DRYING AND PRE-HEATING OF COKING COAL
A Standard patent application filed on 06 May 1982 credited to Durselen, Heinz
;
Petrovic, Vladan
Details
Application number :
83459
Application type :
Standard
Application status :
CEASED
Under opposition :
No
Proceeding type :
Invention title :
APPARATUS FOR THE DRYING AND PRE-HEATING OF COKING COAL