Improved tuyere feed device
Laminar flow air register
Means for governing the air supply to a furnace
Port rodder with velocity damper
Protection of the air ports of a recovery boiler
Removable damper for chemical recovery furnace
Removable damper for chemical recovery furnace
Stoker
Support device for a blast downpipe of a blast-furnace
Tuyere for the introduction of a reaction medium into a hot gas
Wind box for a chemical recovery furnace