US PATENT SUBCLASS 266 / 180
.~.~.~.~.~ Train of grate elements

Current as of: June, 1999
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266 /   HD   METALLURGICAL APPARATUS

168  DF  MEANS FOR TREATING ORES OR FOR EXTRACTING METALS {3}
171  DF  .~ By means applying heat to work, e.g., furnace {10}
176  DF  .~.~ With means for moving solid material to or through heating zone {4}
177  DF  .~.~.~ By means for moving charge through zone {2}
178  DF  .~.~.~.~ Traveling grate {2}
180.~.~.~.~.~ Train of grate elements

DEFINITION

Classification: 266/180

(under subclass 178) Device wherein the mobile supporting surface is composed of plural unconnected moving cars which follow closely adjacent each other to form a moving support

for the charge material.