161289 ⎘
Casings; Linings; Walls; Roofs; Crowns; Roofs Roofs supported around their periphery, e.g. arched roofs
Sub-classes:COKE OVEN ROOF REPAIR OR REPLACEMENT
#2Refractory furnace structure
#3WOOD-BURNING OVEN
#4Cover plate structure for glass fiber tank furnace forehearth
#5Refractory furnace structure
#6Electric oven
#7Convertible metallurgical furnace and modular metallurgical plant comprising said furnace for conducting production processes for the production of metals in the molten state, in particular steel or cast iron
#8UPPER DOME FOR EPI CHAMBER
#9Brick linkage system
#10CEILING CONSTRUCTION
#11Bridgelike support structure made of fireproof ceramic bricks
#12Roof for electric furnace
#13Water-cooled cover for a treatment vessel for metal melts
#14Hot blast stove dome and hot blast stove
#15High temperature industrial furnace roof system
#16ELECTRIC ARC FURNACE ROOF TOP AND CENTRAL PORTION FOR THIS ROOF TOP