US PATENT SUBCLASS 52 / 396.01
.~ Fire or heat resistive type (e.g., for furnace wall)


Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

393  DF  RELATIVELY YIELDABLE PREFORMED SEPARATOR (I.E., EXPANSION JOINT) {6}
396.01.~ Fire or heat resistive type (e.g., for furnace wall)


DEFINITION

Classification: 52/396.01

Fire or heat resistive-type (e.g., for furnace wall):

(under subclass 393) Separator which is designed to withstand the temperature of; e.g., combustion, melting.