US PATENT SUBCLASS 427 / 311
.~.~ Supernatant flux (floating)

Current as of: June, 1999
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427 /   HD   COATING PROCESSES

299  DF  WITH PRETREATMENT OF THE BASE {7}
310  DF  .~ Fluxing {2}
311.~.~ Supernatant flux (floating) {1}
312  DF  .~.~.~> Lead or tin coating

DEFINITION

Classification: 427/311

(under subclass 310) Processes wherein the flux floats on a molten metal coating bath and the base passes through the flux before contacting the molten metal.