US1772402A - Operating device for coke-oven doors - Google ...
OPERATING DEVICE FOR COKE-OVEN DOORS Application filed. October 12, 1927,Seria1 No. 225,746, and in Germany October 13, 1926/ My invention consists in a device for re moving and replacing the doors of horizon tal coke oven chambers which device is provided with a rigid guide and so constructed that thedoor is removed, the coke pushed through ...
Author: Petsch Hermann