Patent US2603305A successfully refreshed from Google Patents.
US2603305A
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Centrifugal apparatus for countercurrent gas absorption
Assignee: Phillips Petroleum Co
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Filing: 1948-12-13
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Granted: 1952-07-15
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Expires: 1968-12-13
Abstract
No abstract record available.
Inventors
- 👤 Karl H Hachmuth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:14
CPC Classifications
B; B04; B04B; B04B5/00; B04B5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
APPARATUS FOR COUNTERCURRENT ABSORPTION COMPRISING, IN COMBINATION, A FRUSTO-CONICAL SHELL, A DRUM MOUNTED WITHIN SAID SHELL AND DEFINING A NARROW ANNULAR PASSAGE OF PROGRESSIVELY INCREASINGLY DIAMETER THEREWITH, MEANS FOR FEEDING GAS INTO THE ENLARGE END OF SAID PASSAGE AND WITHDRAWING GAS FORM THE REDUCED END OF SAID PASSAGE, MEANS FOR FEEDING LIQUID INTO THE REDUED END OF SAID PASSAGE IN COUNTERCURRENT FLOW TO THE GAS AND WITHDRAWING LIQUID FROM THE ENLARGED END OF SAID PASSAGE, AND MEANS FOR ROTATING SAID SHELL TO FORM A FILM OF LIQUID ON THE INNER SURFACE THEREOF AND URGE SAID FILM LONGITUDINALLY OF SAID PASSAGE BY VIRTUE OF THE SHAPE OF SAID ANNULAR PASSAGE AND CENTRIFUGAL FORCE AGAINST THE PRESENCE OF SAID GAS.
Claim 2
Dependent Claim
118 words
APPARATUS FOR COUNTERCURRENT ABSORPTION COMPRISING, IN COMBINATION, A FRUSTO-CONICAL SHELL, A DRUM MOUNTED WITHIN SAID SHELL AND DEFINING A NARROW ANNULAR PASSAGE OF PROGRESSIVELY INCREASINGLY DIAMETER THEREWITH, MEANS FOR FEEDING GAS INTO THE ENLARGE END OF SAID PASSAGE AND WITHDRAWING GAS FORM THE REDUCED END OF SAID PASSAGE, MEANS FOR FEEDING LIQUID INTO THE REDUED END OF SAID PASSAGE IN COUNTERCURRENT FLOW TO THE GAS AND WITHDRAWING LIQUID FROM THE ENLARGED END OF SAID PASSAGE, AND MEANS FOR ROTATING SAID SHELL TO FORM A FILM OF LIQUID ON THE INNER SURFACE THEREOF AND URGE SAID FILM LONGITUDINALLY OF SAID PASSAGE BY VIRTUE OF THE SHAPE OF SAID ANNULAR PASSAGE AND CENTRIFUGAL FORCE AGAINST THE PRESENCE OF SAID GAS.
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) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |