US3233880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous centrifugal vaporliquid contactor
Assignee: Dresser Industries Inc
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Filing: 1962-08-03
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Granted: 1966-02-08
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Expires: 1982-08-03
Abstract
No abstract record available.
Inventors
- 👤 Walter J Podbielniak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 18:06
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/14; B01D53/18; A; A61; A61L; A61L9/00; A61L9/14; A61L9/145; B01D47/00; B01D47/16; B04; B04B; B04B5/00; B04B5/06; B04B5/08; C; C11; C11B; C11B3/00; C11B3/001; C11B3/16; Y; Y10; Y10S; Y10S494/00; Y10S494/90
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
IN AN APPARATUS FOR CONTINUOUS COUTERCURRENT CONTACTING OF A LIQUID AND A GAS, SAID APPARATUS HAVING A ROTATABLY SUPPORTED HORIZONTALLY EXTENDING SHAFT, A CYLINDRICAL ROTOR MOUNTED COAXIALLY ON SAID SHAFT FOR ROTATION THEREWITH, SAID ROTOR INCLUDING TWO AXIALLY SPACED APART SIDE PLATES, RADIALLY SPACED APART CONCENTRIC PERFORATED RINGS EXTENDING BETWEEN SAID SIDE PLATES IN A VOLUME SPACED OUTWARDLY FROM SAID SHAFT, SAID SIDE PLATES SUPPORTING SAID RINGS, ANCHOR PLATES EXTENDING ALONG SAID SHAFT BETWEEN SAID SIDE PLATES AND PROJECTING OUTWARDLY TOWARD SAID RINGS, THE INNER PORTIONS OF SAID ANCHOR PLATES BEING RIGIDLY AFFIXED TO SAID SHAFT, SAID ANCHOR PLATES HAVING SIDE PORTIONS AND SAID SHAFT, SAID ANCHOR MEANS TO DETACHABLY SECURE THE SIDE PORTIONS OF SAID ANCHOR PLATED TO SAID SIDE PLATES, SAID SHAFT AND ANCHOR PLATES PROVIDING COMMUNICATING PASSAGES FOR INTRODUCING THE LIQUID TO BE CONTACTED INTO THE INTERIOR OF SAID ROTOR FOR OUTWARD FLOW THROUGH SAID RINGS, ONE OF SAID SIDE PLATES PROVIDING GAS DISCHARGE VENTS INWARDLY OF THE ZONE
Claim 2
Dependent Claim
162 words
IN AN APPARATUS FOR CONTINUOUS COUTERCURRENT CONTACTING OF A LIQUID AND A GAS, SAID APPARATUS HAVING A ROTATABLY SUPPORTED HORIZONTALLY EXTENDING SHAFT, A CYLINDRICAL ROTOR MOUNTED COAXIALLY ON SAID SHAFT FOR ROTATION THEREWITH, SAID ROTOR INCLUDING TWO AXIALLY SPACED APART SIDE PLATES, RADIALLY SPACED APART CONCENTRIC PERFORATED RINGS EXTENDING BETWEEN SAID SIDE PLATES IN A VOLUME SPACED OUTWARDLY FROM SAID SHAFT, SAID SIDE PLATES SUPPORTING SAID RINGS, ANCHOR PLATES EXTENDING ALONG SAID SHAFT BETWEEN SAID SIDE PLATES AND PROJECTING OUTWARDLY TOWARD SAID RINGS, THE INNER PORTIONS OF SAID ANCHOR PLATES BEING RIGIDLY AFFIXED TO SAID SHAFT, SAID ANCHOR PLATES HAVING SIDE PORTIONS AND SAID SHAFT, SAID ANCHOR MEANS TO DETACHABLY SECURE THE SIDE PORTIONS OF SAID ANCHOR PLATED TO SAID SIDE PLATES, SAID SHAFT AND ANCHOR PLATES PROVIDING COMMUNICATING PASSAGES FOR INTRODUCING THE LIQUID TO BE CONTACTED INTO THE INTERIOR OF SAID ROTOR FOR OUTWARD FLOW THROUGH SAID RINGS, ONE OF SAID SIDE PLATES PROVIDING GAS DISCHARGE VENTS INWARDLY OF THE ZONE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |