Apparatus for treating coal briquettes and the like

Claim 1

APPARATUS FOR TREATING COAL BRIQUETTES AND THE LIKE COMPRISING: A PASSAGE FOR CIRCULATING A GAS IN A CLOSED CIRCUIT, AN ELONGATED CONTAINER DISPOSED WITHIN THE PASSAGE, SAID CONTAINER HAVING SIDE WALLS AND A PERFORATED BOTTOM WALL, SAID CONTAINER EXTENDING ACROSS THE ENTIRE AREA OF THE PASSAGE SUCH THAT A GAS CIRCULATING THROUGH THE PASSAGE MUST FLOW THROUGH SAID CONTAINER, SAID PERFORTED BOTTOM WALL SLOPING DOWNWARD ALONG THE LENGTH OF SAID CONTAINER AT AN ANGLE TO THE HORIZONTAL SUBSTANTIALLY CORRESPONDING TO THE NATURAL SLOPE OF THE BRIQUETTES TO BE TREATED, FILING MEANS FOR FILLING SAID CONTAINER WITH BRIQUETTES, SAID FILLING MEANS BEING DISPOSED ADJACENT THE UPPER END OF SAID PERFORATED BOTTOM WALL, MEANS TO RELIEVE THE STATE PRESSURE ON THE BRIQUETTES, AND DISCHARGE MEANS FOR DISCHARGING BRIQUETTES FROM SAID CONTAINER, SAID DISCHARGE MEANS BEING DISPOSED ADJACENT THE LOWER END OF SAID PERFORATED BOTTOM WALL, AND GAS CIRCULATING MEANS FOR CIRCULATING TREATING GAS IN A CLOSED CIRCUIT THROUGH THE PASSAGE, THROUGH SAID PERFORATED BOTTOM WALL, AND THROUGH SAID CONTAINER FOR TREATING THE BRIQUETTES IN THE CONTAINER.