Refractory lining structure for a rotary kiln

Claim 1

REFRACTORY LINING STRUCTURE FOR A ROTARY KILN HAVING A CYLINDRICAL METALLIC SHELL, COMPRISING: AXIALLY SPACED RINGS OF BRICK HOLDERS SECURED TO THE INNER SURFACE OF SAID METALLIC SHELL, EACH RING INCLUDING A PLURALITY OF BRICK HOLDERS HAVING OPPOSITELY DIRECTED FLANGES SPACED FROM SAID SHELL; AND REFRACTORY BRICKS SECURED TO SAID BRICK HOLDER FLANGES AND INTERLOCKED WITH EACH OTHER FORMING A REFRACTORY LINING FIXED AGAINST BOTH INWARD AND OUTWARD MOVEMENT AND ROTATIONAL MOVEMENT RELATIVE TO SAID SHELL, SAID BRICKS HAVING INTERLOCKING RIBS AND GROOVES ON THE SIDES THEREOF FACING THE FILN ENDS AND INCLUDING FIRST RINGS OF BRICKS INWARDLY ALIGNED WITH THE RINGS OF BRICK HOLDERS, RIBS AT THE OUTER ENDS OF THE BRICKS IN SAID FIRST RINGS ENGAGING SAID BRICK HOLDER FLANGES ON THE FLANGE SURFACES FACING AWAY FROM SAID SHELL, AND SECOND AND THIRD RINGS OF BRICKS ON OPPOSITE SIDES OF SAID FIRST BRICK RINGS, RIBS AT THE OUTER ENDS OF THE BRICKS IN SAID SECOND AND THIRD RINGS ENGAGING SAID BRICK HOLDER FLANGES ON THE FLANGE SURFACE FACING TOWARD SAID SHELL, SAID BRICK HOLDER FLANGES THUS CLAMPED BETWEEN THE END RIBS OF THE BRICKS IN ADJACENT RINGS.