Expansion joint

Claim 1

AN APPARATUS FOR EFFECTING CONTACTING OPERATIONS BETWEEN HOT GASES AND FLUIDIZED SOLIDS AND SEPARATION OF SOLIDS FROM THE GASES SUSPENDING AND ENTRAINING SAME, WHICH COMPRISES, IN COMBINATION, A SUBSTANTIALLY CLOSED CYLINDRICAL CONTACTING VESSEL HAVING A SLOPING ROOF, A VAPOR OUTLET MEANS POSITIONED SUBSTANTIALLY COAXIAL WITH SAID VESSEL AND IN SAID ROOF, A PLENUM CHAMBER POSITIONED WITHIN THE VESSEL AND SUBSTANTIALLY COAXIAL WITH SAID VESSEL; SAID PLENUM CHAMBER HAVING UPSTANDING SIDE WALL MEANS AND A BOTTOM WALL MEANS AND SUPPORTED BY CONNECTING ROD MEANS CONNECTED TO AND DEPENDING FROM SAID VAPOR OUTLET MEANS AND ATTACHED TO SAID PLENUM CHAMBER BOTTOM WALL MEANS, SAID CHAMBER WALL MEANS AND SAID ROOF HAVING DIFFERENT COEFFICIENTS TO THERMAL EXPANSION, AT LEAST ONE CYCLONE SEPARATOR DISPOSED WITHIN SAID VESSEL AND HAVING A CLEANED GAS OUTLET AND CONDUIT MEANS OPERATIVELY CONNECTING SAID CLEANED GAS OUTLET TO SAID PLENUM CHAMBER SO THAT GASES CAN PASS DIRECTLY FROM SAID CYCLONE TO SAID PLENUM CHAMBER AND OUT SAID VAPOR OUTLET MEANS, AND A DEFORMABLE INVERTED FRUSTO-CONICAL METAL SHELL MEMBER POSITIONED WITHIN SAID VESSEL AND RIGIDLY AND SEALINGLY CONNECTED AT ALL POINTS OF THE PERIPHERY OF THE LARGER DIAMETER END TO SAID ROOF AND AT ALL POINTS OF THE PERIPHERY OF THE SMALLER DIAMETER END TO THE TOP OF SAID PLENUM CHAMBER UPSTANDING WALL MEANS, THE FRUSTO-CONICAL MEMBER AND SAID PLENUM CHAMBER BOTTOM WALL MEANS CLOSING OFF AN UPPER PORTION OF THE REGION UNDER SAID ROOF AND SAID OUTLET MEANS, SAID ROOF AND SAID FRUSTO-CONICAL MEMBER HAVING SUBSTANTIALLY THE SAME COEFFICIENTS OF THERMAL EXPANSION.

Claim 2

AN APPARATUS FOR EFFECTING CONTACTING OPERATIONS BETWEEN HOT GASES AND FLUIDIZED SOLIDS AND SEPARATION OF SOLIDS FROM THE GASES SUSPENDING AND ENTRAINING SAME, WHICH COMPRISES, IN COMBINATION, A SUBSTANTIALLY CLOSED CYLINDRICAL CONTACTING VESSEL HAVING A SLOPING ROOF, A VAPOR OUTLET MEANS POSITIONED SUBSTANTIALLY COAXIAL WITH SAID VESSEL AND IN SAID ROOF, A PLENUM CHAMBER POSITIONED WITHIN THE VESSEL AND SUBSTANTIALLY COAXIAL WITH SAID VESSEL; SAID PLENUM CHAMBER HAVING UPSTANDING SIDE WALL MEANS AND A BOTTOM WALL MEANS AND SUPPORTED BY CONNECTING ROD MEANS CONNECTED TO AND DEPENDING FROM SAID VAPOR OUTLET MEANS AND ATTACHED TO SAID PLENUM CHAMBER BOTTOM WALL MEANS, SAID CHAMBER WALL MEANS AND SAID ROOF HAVING DIFFERENT COEFFICIENTS TO THERMAL EXPANSION, AT LEAST ONE CYCLONE SEPARATOR DISPOSED WITHIN SAID VESSEL AND HAVING A CLEANED GAS OUTLET AND CONDUIT MEANS OPERATIVELY CONNECTING SAID CLEANED GAS OUTLET TO SAID PLENUM CHAMBER SO THAT GASES CAN PASS DIRECTLY FROM SAID CYCLONE TO SAID PLENUM CHAMBER AND OUT SAID VAPOR OUTLET MEANS, AND A DEFORMABLE INVERTED FRUSTO-CONICAL METAL SHELL MEMBER POSITIONED WITHIN SAID VESSEL AND RIGIDLY AND SEALINGLY CONNECTED AT ALL POINTS OF THE PERIPHERY OF THE LARGER DIAMETER END TO SAID ROOF AND AT ALL POINTS OF THE PERIPHERY OF THE SMALLER DIAMETER END TO THE TOP OF SAID PLENUM CHAMBER UPSTANDING WALL MEANS, THE FRUSTO-CONICAL MEMBER AND SAID PLENUM CHAMBER BOTTOM WALL MEANS CLOSING OFF AN UPPER PORTION OF THE REGION UNDER SAID ROOF AND SAID OUTLET MEANS, SAID ROOF AND SAID FRUSTO-CONICAL MEMBER HAVING SUBSTANTIALLY THE SAME COEFFICIENTS OF THERMAL EXPANSION.