US PATENT SUBCLASS 134 / 111
.~.~.~ With liquid-moving recirculation, or flow reversing, and straining means

Current as of: June, 1999
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134 /   HD   CLEANING AND LIQUID CONTACT WITH SOLIDS

*  DD  APPARATUS {34}
109  DF  .~ With treating fluid purifying or separating means {1}
110  DF  .~.~ By filter or strainer only (except work-spraying head) {1}
111.~.~.~ With liquid-moving recirculation, or flow reversing, and straining means

DEFINITION

Classification: 134/111

(under subclass 110) Apparatus which includes means for recirculating the work-treating liquid through a strainer.