US PATENT SUBCLASS 65 / 116
.~.~.~ Quenching in liquid bath

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

17.1  DF  PROCESSES {32}
111  DF  .~ Glass preform treating {4}
114  DF  .~.~ Tempering {2}
116.~.~.~ Quenching in liquid bath

DEFINITION

Classification: 65/116

(under subclass 114) Processes in which the tempering is effected by contacting a heated preform with a liquid medium, e.g., immersing in a shower or bath.

SEE OR SEARCH CLASS

148, Metal Treatment,

27+, for compositions for treating (e.g., quench hardening) heated solid metal.