Apparatus and process for filtering fluids
Abstract
Abstract NOVEL APPARATUS FOR PROCESSING OF FLUIDS UNDER PRESSURE AND COMPRISING A STACK OF NOVEL DIS-LIKE PROCESSING UNITS SUITABLE FOR SUPPORTING FILTERS, OR OTHER SURFACES WITH WHICH INTIMATE CONTACTS IS DESIRED WHEREIN SAID PROCESSING UNITS ARE ADVANTAGEOUSLY NESTEL TOGETHER. PROCESSING UNITS ALSO COMPRISE INTEGRAL FLOW-DIRECTING MEANS AND FLUID-COLLECTING MEANS AND MAY BE ARRANGED BY SUITABLE PLUGGING OF CONDUITS TO PROVIDE A VARIETY OF FLOW CONFIGURATIONS THROUGHOUT THE APPARATUS. THE NOVEL PROC- ESSING UNITA ARE ALSO SUBJECT OF THE INSTANT INVENTION AS IS THE PROCESS WHEREBY LIQUID PROCESSING MAY BE CARRIED OUT. E.G. IN SUCH APPARATUS, WITHOUT SHORT CIRCUITING OF THE LIQUID STREAMS WHILE AVOIDING EXCESSIVE LEAKAGE.
Inventors
- 👤 Herbert H Loeffler
Bibliographic Details
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-01 | 1974-08-03 | 1975-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-01 | 1978-08-03 | 1979-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-01 | 1982-08-03 | 1983-02-02 | $7700.00 | Window Closed / Lapsed |