US3013866A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid mixer with rotating baffles
Assignee: Shell USA Inc
•
Filing: 1959-07-29
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Granted: 1961-12-19
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Expires: 1979-07-29
Abstract
No abstract record available.
Inventors
- 👤 Jose A Samaniego
- 👤 Harold C Ries
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:30
CPC Classifications
B; B01; B01D; B01D11/00; B01D11/04; B01D11/0426; B01D11/0434
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A FLUID MIXING APPARATUS COMPRISING: AN AXIALLY ELONGATED, CLOSED VESSEL ONE END OF WHICH IS HIGHER THAN THE OTHER; A PLURALITY OF TRANSVERSE, AXIALLY SPACED BAFFLES WITHIN SAID VESSEL DEFINING THEREIN A SERIES OF COMPARTMENTS WHICH ARE IN CONSECUTIVE COMMUNICATION; A ROTATABLY MOUNTED SHAFT EXTENDING AXIALLY THROUGH SAID VESSEL AND CARRYING AT LEAST SOME OF SAID BAFFLES FOR ROTATION THEREWITH; MEANS FOR ADMITTING TO THE VESSEL AT ONE END OF THE SERIES A PROCESS FLUID TO BE CONTACTED AND FOR DISCHARGING THE CONTACTED PROCESS FLUID AT THE OTHER END OF THE SERIES; AND MEANS FOR ROTATING SAID SHAFT, SAID MEANS INCLUDING A FLUID-ACTUATED MOTOR SITUATED WITHIN THE SAID VESSEL AND
Claim 2
Dependent Claim
110 words
A FLUID MIXING APPARATUS COMPRISING: AN AXIALLY ELONGATED, CLOSED VESSEL ONE END OF WHICH IS HIGHER THAN THE OTHER; A PLURALITY OF TRANSVERSE, AXIALLY SPACED BAFFLES WITHIN SAID VESSEL DEFINING THEREIN A SERIES OF COMPARTMENTS WHICH ARE IN CONSECUTIVE COMMUNICATION; A ROTATABLY MOUNTED SHAFT EXTENDING AXIALLY THROUGH SAID VESSEL AND CARRYING AT LEAST SOME OF SAID BAFFLES FOR ROTATION THEREWITH; MEANS FOR ADMITTING TO THE VESSEL AT ONE END OF THE SERIES A PROCESS FLUID TO BE CONTACTED AND FOR DISCHARGING THE CONTACTED PROCESS FLUID AT THE OTHER END OF THE SERIES; AND MEANS FOR ROTATING SAID SHAFT, SAID MEANS INCLUDING A FLUID-ACTUATED MOTOR SITUATED WITHIN THE SAID VESSEL AND
References Cited (Backward Citations)
US1767695A
Cited
US2030257A
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US2493265A
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US2668756A
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FR1073307A
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US2912310A
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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) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |