US PATENT SUBCLASS 96 / 25
.~ With programmed, cyclic, or time responsive control means


Current as of: June, 1999
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96 /   HD   GAS SEPARATION: APPARATUS

15  DF  ELECTRIC FIELD SEPARATION APPARATUS (E.G., ELECTRICAL PRECIPITATOR, ELECTROSTATIC TYPE, ETC.) {17}
25.~ With programmed, cyclic, or time responsive control means


DEFINITION

Classification: 96/25

With programmed, cyclic, or time responsive control means:

(under subclass 15) Apparatus which is provided with control means not directly responsive to a sensed condition for (a) storing coded instructions or other data necessary to regulate operation of the treating apparatus, (b) repetitively regulating a sequence of operational steps performed in or by the treating apparatus, or (c) causing various system operations to occur according to preset timing sequences or to last for predetermined durations (e.g., timer switches, etc.).

(1) Note. This subclass includes any control means which maintains an operating condition, predetermines apparatus operation, or regulates repetition.

SEE OR SEARCH THIS CLASS, SUBCLASS:

18+, for electric field separation apparatus with control means responsive to sensed condition.

26, for electric field separation apparatus with measuring, indicating, signal, or alarm means.

30+, for electric field separation apparatus with cleaner and interrelated shutdown adjustment means; particularly subclass 31, including means for sequential operation.

80+, for electric field separation apparatus with voltage supply or circuitry which is not specifically used to control operation of the apparatus.

103, for chromatography type separation apparatus with programmed, cyclic, or time responsive control means. 115+, for solid sorbent apparatus with programmed, cyclic, or time responsive control means.

424+, for nonelectrical gas separation apparatus with timing or changeable programming means.

SEE OR SEARCH CLASS

95, Gas Separation: Processes,

26, for gas separation processes with timing of operation.