Patent US3644740A successfully refreshed from Google Patents.
Patent US2993842A successfully refreshed from Google Patents.
US2993842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fractionating processes and apparatus for carrying out the same
Assignee: Individual
•
Filing: 1959-05-07
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Granted: 1961-07-25
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Expires: 1979-05-07
Abstract
No abstract record available.
Inventors
- 👤 Arthur F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:57
CPC Classifications
B; B01; B01D; B01D3/00; B01D3/14; B01D3/30; B01D3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
245 words
APPARATUS FOR THE DISTILLATION OF LIQUID COMPRISING A BODY HAVING A CHAMBER THAT IS FORMED WITH AN INTERNAL SURFACE OF REVOLUTION, MEANS FOR SUPPLYING LIQUID TO SAID SURFACE TO FLOW THEREOVER IN A FILM, MEANS FOR HEATING THE LIQUID IN SAID FILM TO VAPORIZE AT LEAST A PART THEREOF, A CONDENSER MOUNTED FOR ROTARY RELATIVE MOVEMENT WITH RESPECT TO SAID SURFACE OF REVOLUTION ABOUT AN AXIS THAT IS DISPOSED WITHIN SAID SURFACE, MEANS FOR ROTATING SAID CONDENSER, SAID CONDENSER BEING FORMED WITH A PLURALITY OF AXIALLY-EXTENDING CONDENSING SURFACES THAT ARE ANGULARLY SPACED FROM EACH OTHER ABOUT THE AXIS OF ROTATION OF THE CONDENSER AND THAT ARE EACH SUBSTANTIALLY AXIALLY COEXTENSIVE WITH SAID CONDENSER AND THAT ARE EACH GENERATED BY THE MOVEMENT OF A STRAIGHT LINE, THAT LIES IN THE SAME PLANE AS THE AXIS OF ROTATION OF SAID CONDENSER, THROUGH A CONTINUOUS PATH EXTENDING FROM A FIRST LOCATION ADJACENT SAID SURFACE OF REVOLUTION TO A SECOND LOCATION THAT IS ALSO ADJACENT SAID SURFACE OF REVOLUTION BUT THAT IS ANGULARLY SPACED FROM SAID FIRST LOCATION, AND WHICH PATH EXTENDS FROM SAID FIRST LOCATION GENERALLY INWARDLY TOWARD SAID AXIS OF ROTATION AND GENERALLY OUTWARDLY AWAY FROM SAID AXIS OF ROTATION TO SAID SECOND LOCATION, AND A PLURALITY OF ELONGATE TROUGH MEANS MOUNTED ON SAID CONDENSER AND DISPOSED TO EXTEND FROM SAID CONDENSING SURFACES TO RECEIVE AND COLLECT THE CONDENSATE FROM SAID CONDENSING SURFACES AND TO DIRECT THE COLLECTED CONDENSATE THEREIN AXIALLY RELATIVE TO SAID SURFACE OF REVOLUTION.
Claim 2
Dependent Claim
245 words
APPARATUS FOR THE DISTILLATION OF LIQUID COMPRISING A BODY HAVING A CHAMBER THAT IS FORMED WITH AN INTERNAL SURFACE OF REVOLUTION, MEANS FOR SUPPLYING LIQUID TO SAID SURFACE TO FLOW THEREOVER IN A FILM, MEANS FOR HEATING THE LIQUID IN SAID FILM TO VAPORIZE AT LEAST A PART THEREOF, A CONDENSER MOUNTED FOR ROTARY RELATIVE MOVEMENT WITH RESPECT TO SAID SURFACE OF REVOLUTION ABOUT AN AXIS THAT IS DISPOSED WITHIN SAID SURFACE, MEANS FOR ROTATING SAID CONDENSER, SAID CONDENSER BEING FORMED WITH A PLURALITY OF AXIALLY-EXTENDING CONDENSING SURFACES THAT ARE ANGULARLY SPACED FROM EACH OTHER ABOUT THE AXIS OF ROTATION OF THE CONDENSER AND THAT ARE EACH SUBSTANTIALLY AXIALLY COEXTENSIVE WITH SAID CONDENSER AND THAT ARE EACH GENERATED BY THE MOVEMENT OF A STRAIGHT LINE, THAT LIES IN THE SAME PLANE AS THE AXIS OF ROTATION OF SAID CONDENSER, THROUGH A CONTINUOUS PATH EXTENDING FROM A FIRST LOCATION ADJACENT SAID SURFACE OF REVOLUTION TO A SECOND LOCATION THAT IS ALSO ADJACENT SAID SURFACE OF REVOLUTION BUT THAT IS ANGULARLY SPACED FROM SAID FIRST LOCATION, AND WHICH PATH EXTENDS FROM SAID FIRST LOCATION GENERALLY INWARDLY TOWARD SAID AXIS OF ROTATION AND GENERALLY OUTWARDLY AWAY FROM SAID AXIS OF ROTATION TO SAID SECOND LOCATION, AND A PLURALITY OF ELONGATE TROUGH MEANS MOUNTED ON SAID CONDENSER AND DISPOSED TO EXTEND FROM SAID CONDENSING SURFACES TO RECEIVE AND COLLECT THE CONDENSATE FROM SAID CONDENSING SURFACES AND TO DIRECT THE COLLECTED CONDENSATE THEREIN AXIALLY RELATIVE TO SAID SURFACE OF REVOLUTION.
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) | 1964-07-24 | 1965-01-23 | 1965-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-24 | 1969-01-23 | 1969-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-24 | 1973-01-23 | 1973-07-25 | $7700.00 | Window Closed / Lapsed |