US PATENT SUBCLASS 65 / 17.4
.~.~ Including flame or gas contact

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

17.1  DF  PROCESSES {32}
17.3  DF  .~ With shaping of particulate material and subsequent fusing of particles {3}
17.4.~.~ Including flame or gas contact

DEFINITION

Classification: 65/17.4

Including flame or gas contact:

(under subclass 17.3) Processes in which the particulate material is formed in a flame or particulate or fused material is contacted by a flame or gas to effect treatment thereof.