Lip-hung retort furnace
A fluidized bed furnace is described which consists of: a furnace housing including an outer shell; a furnace base and an outer top plate secured to the respective lower and upper ends of the furnace housing; a vertical retort having an opened upper end and an opened lower end, the retort being disposed in an opening formed in the outer top plate and extending downwardly into the center of the furnace housing; heat insulating material disposed between the outer shell and the vertical retort; a retort base assembly being adapted for closing the lower end of the vertical retort; upper support means for supporting the upper end of the vertical retort on top of the outer top plate so as to permit downward growth only during thermal expansion; the upper support means including an annular flange formed integrally with the sidewalls of the retort at the upper end thereof and being adapted to be fixedly mounted to the outer surface of the outer top plate; lower support means interposed between the lower surface of the retort base assembly and the upper surface of the furnace base for supporting substantially all the weight of the retort, the weight of the load of a fluidizable media, and the weight of a load of material to be heat treated.
- Assignee:
- Can-Eng Holdings, Ltd.
- Patent Number(s):
- US 4604055
- OSTI ID:
- 5281069
- Country of Publication:
- United States
- Language:
- English
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