US PATENT SUBCLASS 164 / 200
.~.~ Blow type compactor

Current as of: June, 1999
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164 /   HD   METAL FOUNDING

159  DF  MEANS TO SHAPE A FORMING SURFACE {8}
169  DF  .~ Including means for compacting particulate fluent mold materials {12}
200.~.~ Blow type compactor {2}
201  DF  .~.~.~> Including means for relatively moving blow means into engagement with shaping member
202  DF  .~.~.~> Including foraminous blow discharge means

DEFINITION

Classification: 164/200

(under subclass 169) Apparatus comprising means utilizing a gaseous pressure discharge assistant for projecting mold forming material against a shaping surface.

SEE OR SEARCH THIS CLASS, SUBCLASS:

19+, for blow type molding processes.