摘要:
A combination of a spray cooled roof (110) having a central opening (132), a support member (220) and mast post (278) wherein the roof is provided with engagement means which are detachably engaged to corresponding engagement means affixed to a support arm assembly which extends over a closed part of the roof. The support member (220) is coupled to the mast post (278) which raises, lowers and laterally moves the roof.
摘要:
A cover for a vessel handling heated substances, such as a furance, in which the cover comprises an outer segment defining an opening in which a removable inner cover segment (delta) is seated and wherein said inner cover segment comprises spaced apart walls defining an enclosed space that contains coolant spray means adapted for spraying coolant onto the wall that is closest to the interior of the vessel.