![]() Electronic File Wrappers | ![]() Electronic Patent Documents | ![]() Paper Patent Documents | Current as of: June, 1999
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| CLASS NOTES | ||
| 1 | DF | WITH CONTROL RESPONSIVE TO SENSED CONDITION {6} |
| 25 | DF | WITH RECORDING OR SIGNALING CONDITION |
| 26 | DF | WITH TIMING OF OPERATION |
| 27 | DF | MAGNETIZED PARTICLE BED |
| 28 | DF | MAGNETIC SEPARATION |
| 29 | DF | SOUND WAVES USED {1} |
| 31 | DF | DIFFERENCE IN MOLECULAR VELOCITY, DENSITY, OR MOMENTUM OF GASES USED {2} |
| 36 | DF | LIQUID-SOLID SLURRY USED {2} |
| 39 | DF | COMPRESSING AND INDIRECT COOLING OF GASEOUS FLUID MIXTURE TO SEPARATE {3} |
| 43 | DF | SELECTIVE DIFFUSION OF GASES {2} |
| 57 | DF | ELECTRIC OR ELECTROSTATIC FIELD (E.G., ELECTROSTATIC PRECIPITATION, ETC.) {9} |
| 82 | DF | CHROMATOGRAPHY {7} |
| 90 | DF | SOLID SORPTION {8} |
| 149 | DF | LIQUID CONTACTING (E.G., SORPTION, SCRUBBING, ETC.) {20} |
| 241 | DF | DEGASIFICATION OF LIQUID {7} |
| 267 | DF | DEFLECTING {3} |
| 273 | DF | FILTERING {7} |
| 288 | DF | HEAT EXCHANGING {2} |
| 291 | DF | MISCELLANEOUS |
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| CROSS-REFERENCE ART COLLECTIONS | ||
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| 900 | DF | SOLID SORBENT {2} |