US PATENT SUBCLASS 65 / 522
.~.~ Having adjacent combustion chamber, burner, or blower utilized

Current as of: June, 1999
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65 /   HD   GLASS MANUFACTURING

483  DF  FIBER MAKING APPARATUS {21}
521  DF  .~ Centrifuge with fiberizing holes (e.g., rotor, etc.) {1}
522.~.~ Having adjacent combustion chamber, burner, or blower utilized {1}
523  DF  .~.~.~> With at least two concentric blowers or burners

DEFINITION

Classification: 65/522

Having adjacent combustion chamber, burner, or blower utilized:

(under subclass 521) Apparatus including use of a combustion chamber, blower, or burner adjacent to the centrifuge.