US PATENT SUBCLASS 277 / 903
SEAL FOR ROTATING KILN OR DRUM


Current as of: June, 1999
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277 /   HD   SEAL FOR A JOINT OR JUNCTURE

903SEAL FOR ROTATING KILN OR DRUM


DEFINITION

Classification: 277/903

SEAL FOR ROTATING KILN OR DRUM:

(under the class definition) Sealing means intended to seal a joint or juncture between a static part and a relatively rotating hollow cylindrical heated container.

SEE OR SEARCH CLASS

34, Drying and Gas or Vapor Contact With Solids, for apparatus to separate liquids from solids (i.e., drying) or contacting solids with gases or vapors,

601, that may have a seal between a rotating drum or

receptacle, and a housing.

432, Heating,

115, for a rotary drum mounted for rotation about a horizontal or slightly inclined axis, the rotation of the rotary drum imparting a tumbling motion to material placed therein, forming a juncture against a stationary part with a flexible seal, cooler seal, or an air curtain-type flow controller therebetween to prevent escape of the rotary drum's atmosphere.