US PATENT SUBCLASS 162 / 335-- .~.~.~.~ With drain or suction means, for white water

US PATENT SUBCLASS 162 / 335
.~.~.~.~ With drain or suction means, for white water

Current as of: June, 1999
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162 /	HD	PAPER MAKING AND FIBER LIBERATION

232	DF	APPARATUS {22}
289	DF	.~ Running or indefinite length product forming and/or treating means {19}
315	DF	.~.~ Means directing stock into contact with molding surface {7}
323	DF	.~.~.~ Immersion vat type (e.g., cylinder machine vat) {9}
335		.~.~.~.~ With drain or suction means, for white water

DEFINITION

Classification: 162/335

(under subclass 323) Apparatus provided with means to collect or guide the fluid material passing through the foraminous forming surface, either with or without suction means to impel the fluid material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

264, for apparatus for the recovery, recirculation or treatment of white water. "Recovery" entails more than mere collection of the fluid in that the material collected must be modified in some way.

363+, for suction systems and devices, per se, for use in paper making devices.