Cyclone separator for high temperature operations

Claim 1

A CYCLONE SEPARATOR PARTICULARLY ADAPTED FOR USE IN OPERATIONS ABOVE 2000* F. WHICH INCLUDES AN ENCLOSING METAL WALL WITH A TANGENTIAL ENTRY FOR SOLIDS-LADEN GASES, SEPARATE OUTLETS FOR GASES AND SOLIDS, REFRACTORY WALLS CONTIGUOUS TO AND LINING THE METAL WALL, REFRACTORY LININGS FOR THE SAID ENTRY AND OUTLETS, A SUPPORT SHELF CIRCUMFERENTIALLY MOUNTED WITHIN AND PROJECTING INWARDLY FROM THE SIDE WALLS, A SEPARATE REFRACTORY CYCLONE TUBE LOCATED WITHIN THE CONFINES OF THE ENCLOSING WALLS, SAID TUBE BEING PROVIDED WITH A PLURALITY OF LONGITUDINAL SLITS EXTENDING THROUGH THE REFRACTORY WALL, DOWNWARDLY FROM THE TOP AND TERMINATING SHORT OF THE BOTTOM OF THE TUBE, SAID TUBE HAVING AN OUTWARDLY PROJECTING UPPER FLANGE PORTION WHICH PROVIDES A LIP, THE LOWER SIDE OF WHICH IMPINGES UPON SAID SHELF TO POSITION AND SPACE THE TUBE AWAY FROM THE WALLS AND WITHIN A SPACE SEPARATING THE ENTRY AND OUTLETS, A REFRACTORY HOLD-DOWN RING RESTING UPON THE TOP OF THE FLANGE AND LOCATED BETWEEN THE CYCLONE TUBE AND THE REFRACTORY LINED METAL WALL ENCLOSING THE TOP OF SAID CYCLONE SEPARATOR BY VIRTUE OF WHICH ARRANGEMENT EXCESSIVE MOVEMENT AND VIBRATIONS OF THE CYCLONE TUBE BY IMPINGEMENT THEREUPON OF SOLIDS AND GASES IS PREVENTED.