Patent US2776193A successfully refreshed from Google Patents.
US2776193A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for carrying out interactions of liquids on each other
Assignee: Individual
•
Filing: 1952-12-06
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Granted: 1957-01-01
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Expires: 1972-12-06
Abstract
No abstract record available.
Inventors
- 👤 Habicht Lojo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:30
CPC Classifications
B; B01; B01D; B01D11/00; B01D11/04; B01D11/0426; B01D11/0434; B01D11/0484; B01J; B01J19/00; B01J19/18; B01J19/1862; B01J2219/00; B01J2219/00049; B01J2219/00051; B01J2219/00074; B01J2219/00087; B01J2219/00094; B01J2219/00164; B01J2219/00177
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
AN APPARATUS FOR INTERACTING TWO LIQUIDS OF DEFFERENT SPECIFIC GRAVITIES WHICH AT MOST ARE ONLY PARTIALLY MISCIBLE WHICH COMPRISES A VERTICAL VESSEL, MEANS INCLUDING A ROTATABLE CENTRAL SHAFT FOR CAUSING LIQUIDS IN SAID VESSEL TO ROTATE RAPIDLY ABOUT A HOLLOW VERTICAL AXIS, A PARTITION IN SAID VESSEL HAVING A PASSAGE THERETHROUGH A SUBSTANTIAL DISTANCE INWARDLY FROM THE WALL OF THE VESSEL FOR LIGHTER LIQUID TO FLOW UPWARDLY, A HEAVIER LIQUID FEED CHAMBER IN SAID PARTITION, MEANS ADJACENT TO SAID SHAFT FOR DISPERSING HEAVIER LIQUID FROM SAID FEED CHAMBER INTO LIGHTER LIQUID ROTATING IN SAID BELOW SAID PARTITION, MEANS INCLUDING AN OUTLET ADJACENT TO WALL OF THE VESSEL BELOW THE PARTITION FOR RECYCLING HEAVIER LIQUID TO SAID DISPERSING MEANS, MEANS FOR INTRODUCING LIGHTER LIQUID INTO SAID VESSEL BELOW SAID PARTITION, MEANS FOR WITHDRAWING LIGHTER LIQUID FROM SAID VESSEL ABOVE SAID PARTITION, MEANS FOR INTRODUCING HEAVIER LIQUID INTO SAID FEED CHAMBER, AND MEANS FOR WITHDRAWING HEAVIER LIQUID FROM SAID VESSEL BELOW SAID PARTITION.
Claim 2
Independent Claim
161 words
AN APPARATUS FOR INTERACTING TWO LIQUIDS OF DEFFERENT SPECIFIC GRAVITIES WHICH AT MOST ARE ONLY PARTIALLY MISCIBLE WHICH COMPRISES A VERTICAL VESSEL, MEANS INCLUDING A ROTATABLE CENTRAL SHAFT FOR CAUSING LIQUIDS IN SAID VESSEL TO ROTATE RAPIDLY ABOUT A HOLLOW VERTICAL AXIS, A PARTITION IN SAID VESSEL HAVING A PASSAGE THERETHROUGH A SUBSTANTIAL DISTANCE INWARDLY FROM THE WALL OF THE VESSEL FOR LIGHTER LIQUID TO FLOW UPWARDLY, A HEAVIER LIQUID FEED CHAMBER IN SAID PARTITION, MEANS ADJACENT TO SAID SHAFT FOR DISPERSING HEAVIER LIQUID FROM SAID FEED CHAMBER INTO LIGHTER LIQUID ROTATING IN SAID BELOW SAID PARTITION, MEANS INCLUDING AN OUTLET ADJACENT TO WALL OF THE VESSEL BELOW THE PARTITION FOR RECYCLING HEAVIER LIQUID TO SAID DISPERSING MEANS, MEANS FOR INTRODUCING LIGHTER LIQUID INTO SAID VESSEL BELOW SAID PARTITION, MEANS FOR WITHDRAWING LIGHTER LIQUID FROM SAID VESSEL ABOVE SAID PARTITION, MEANS FOR INTRODUCING HEAVIER LIQUID INTO SAID FEED CHAMBER, AND MEANS FOR WITHDRAWING HEAVIER LIQUID FROM SAID VESSEL BELOW SAID PARTITION.
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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) | 1960-01-01 | 1960-07-02 | 1961-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-01 | 1964-07-02 | 1965-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-01 | 1968-07-02 | 1969-01-01 | $7700.00 | Window Closed / Lapsed |