Patent US3189180A successfully refreshed from Google Patents.
US3189180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cyclone-centrifuge separator
Assignee: Shell USA Inc
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Filing: 1961-07-18
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Granted: 1965-06-15
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Expires: 1981-07-18
Abstract
No abstract record available.
Inventors
- 👤 Paul R Scott
- 👤 John W Mizenko
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:59
CPC Classifications
G; G01; G01N; G01N27/00; G01N27/02; G01N27/22; G01N27/223; B; B04; B04B; B04B5/00; B04B5/04; B04B5/0442; G01N33/00; G01N33/26; G01N33/28; G01N33/2823; Y; Y10; Y10S; Y10S494/00; Y10S494/901
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
244 words
AN APPARATUS FOR CONVERTING A SAMPLE OF A LIQUID LIGHTER THAN WATER TO A CLEAN DRY SAMPLE, SAID APPARATUS COMPRISING: A CLOSED CYLINDRICAL HOUSING; A TANGENTIAL NOZZLE DISPOSED IN SAID HOUSING FOR INTRODUCING SAID SAMPLE TANGENTIALLY INTO SAID HOUSING; A CENTRIPETAL TURBINE BLADE MEANS FASTENED TO SAID HOUSING AND DISPOSED TO INTERCEPT A PORTION OF THE SAMPLE INTRODUCED INTO SAID HOUSING AND CONVERT ITS ROTATIONAL ENERGY TO PRESSURE; AN OUTLET DISPOSED IN SAID HOUSING FOR DISCHARGING THE REMAINING PORTION OF THE SAMPLE; A SHAFT ROTATABLY MOUNTED IN SAID HOUSING AND PROJECTING THROUGH THE WALL THEREOF, A HOLLOW ROTOR MEMBER SECURED TO SAID SHAFT AND DISPOSED WITHIN SAID HOUSING, SAID CENTRIPETAL TURBINE BLADE BEING DISPOSED TO DISCHARGE SAID PORTION OF THE SAMPLE INTO SAID HOLLOW ROTOR AT ONE END; SAID HOLLOW ROTOR HAVING SMALL DIAMETER ENDS AND A LARGER DIAMETER CENTRAL SECTION WITH FLOW CONTROL MEANS FOR FORCING SAID PORTION OF THE SAMPLE TO FLOW OUTWARD TO SAID CENTER SECTION; SAID CENTER SECTION INCLUDING A FLOW CONTROL MEANS DISPOSED TO DIVERT THE HEAVY PORTION OF SAID PORTION OF THE SAMPLE ADJACENT THE INNER WALL OF SAID ROTOR TO CAUSE THE HEAVY PORTION TO FLOW TO THE OTHER END THEREOF AND BE DISCHARGED INTO SAID HOUSING; SAID FLOW CONTROL MEANS DIVERTING THE LIGHTER PORTION OF SAID PORTION OF THE SAMPLE TO THE CENTER OF SAID ROTOR AND A DISCHARGE OPENING COUPLED TO THE OTHER END OF SAID ROTOR AND PASSING THROUGH THE WALL OF SAID HOUSING.
Claim 2
Independent Claim
244 words
AN APPARATUS FOR CONVERTING A SAMPLE OF A LIQUID LIGHTER THAN WATER TO A CLEAN DRY SAMPLE, SAID APPARATUS COMPRISING: A CLOSED CYLINDRICAL HOUSING; A TANGENTIAL NOZZLE DISPOSED IN SAID HOUSING FOR INTRODUCING SAID SAMPLE TANGENTIALLY INTO SAID HOUSING; A CENTRIPETAL TURBINE BLADE MEANS FASTENED TO SAID HOUSING AND DISPOSED TO INTERCEPT A PORTION OF THE SAMPLE INTRODUCED INTO SAID HOUSING AND CONVERT ITS ROTATIONAL ENERGY TO PRESSURE; AN OUTLET DISPOSED IN SAID HOUSING FOR DISCHARGING THE REMAINING PORTION OF THE SAMPLE; A SHAFT ROTATABLY MOUNTED IN SAID HOUSING AND PROJECTING THROUGH THE WALL THEREOF, A HOLLOW ROTOR MEMBER SECURED TO SAID SHAFT AND DISPOSED WITHIN SAID HOUSING, SAID CENTRIPETAL TURBINE BLADE BEING DISPOSED TO DISCHARGE SAID PORTION OF THE SAMPLE INTO SAID HOLLOW ROTOR AT ONE END; SAID HOLLOW ROTOR HAVING SMALL DIAMETER ENDS AND A LARGER DIAMETER CENTRAL SECTION WITH FLOW CONTROL MEANS FOR FORCING SAID PORTION OF THE SAMPLE TO FLOW OUTWARD TO SAID CENTER SECTION; SAID CENTER SECTION INCLUDING A FLOW CONTROL MEANS DISPOSED TO DIVERT THE HEAVY PORTION OF SAID PORTION OF THE SAMPLE ADJACENT THE INNER WALL OF SAID ROTOR TO CAUSE THE HEAVY PORTION TO FLOW TO THE OTHER END THEREOF AND BE DISCHARGED INTO SAID HOUSING; SAID FLOW CONTROL MEANS DIVERTING THE LIGHTER PORTION OF SAID PORTION OF THE SAMPLE TO THE CENTER OF SAID ROTOR AND A DISCHARGE OPENING COUPLED TO THE OTHER END OF SAID ROTOR AND PASSING THROUGH THE WALL OF SAID HOUSING.
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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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |