Patent US3071803A successfully refreshed from Google Patents.
US3071803A
Expired / Lapsed
US
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Interlocked system for pelleting and pellet drying operations
Assignee: Phillips Petroleum Co
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Filing: 1960-06-27
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Granted: 1963-01-08
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Expires: 1980-06-27
Abstract
No abstract record available.
Inventors
- 👤 Oliver K Austin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:17
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/12; C; C09; C09C; C09C1/00; C09C1/44; C09C1/48; C09C1/56; C09C1/58; C01; C01P; C01P2004/00; C01P2004/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
PELLETING APPARATUS COMPRISING A MIXING CONVEYOR DRIVEN BY A FIRST MOTOR; A FIRST CONVEYOR MEANS DRIVEN BY A SECOND MOTOR TO DELIVER MATERIAL TO BE PELLETED TO SAID MIXING CONVEYOR; MEANS HAVING A FIRST CONTROL VALVE THEREIN TO INTRODUCE A PELLETING LIQUID INTO SAID MIXING CONVEYOR; A ROTARY DRYER DRIVEN BY A THIRD MOTOR; A FIREBOX IN HEATING RELATIONSHIP WITH SAID DRYER; MEANS HAVING A SECOND CONTROL VALVE THEREIN TO INTRODUCE FUEL TO THE FIREBOX OF SAID DRYER; MEANS HAVING A THIRD CONTROL VALVE THEREIN TO INTRODUCE WATER TO THE FIREBOX OF SAID DRYER; A SECOND CONVEYOR MEANS DRIVEN BY A FOURTH MOTOR TO DELIVER PELLETS FROM SAID MIXING CONVEYOR TO SAID DRYER; A THIRD CONVEYOR MEANS DRIVEN BY A FIFTH MOTOR TO REMOVE PELLETS FROM SAID DRYER; MEANS RESPONSIVE TO TERMINATION OF ROTATION OF SAID FIFTH MOTOR TO STOP SAID THIRD, FOURTH, FIRST AND SECOND MOTORS IN SEQUENCE; MEANS RESPONSIVE TO TERMINATION OF ROTATION OF SAID THIRD MOTOR TO CLOSE SAID SECOND CONTROL VALVE AND TO OPEN SAID THIRD CONTROL VALVE; AND MEANS RESPONSIVE TO TERMINATION OF ROTATION OF SAID FIRST MOTOR TO CLOSE SAID FIRST CONTROL VALVE.
Claim 2
Dependent Claim
189 words
PELLETING APPARATUS COMPRISING A MIXING CONVEYOR DRIVEN BY A FIRST MOTOR; A FIRST CONVEYOR MEANS DRIVEN BY A SECOND MOTOR TO DELIVER MATERIAL TO BE PELLETED TO SAID MIXING CONVEYOR; MEANS HAVING A FIRST CONTROL VALVE THEREIN TO INTRODUCE A PELLETING LIQUID INTO SAID MIXING CONVEYOR; A ROTARY DRYER DRIVEN BY A THIRD MOTOR; A FIREBOX IN HEATING RELATIONSHIP WITH SAID DRYER; MEANS HAVING A SECOND CONTROL VALVE THEREIN TO INTRODUCE FUEL TO THE FIREBOX OF SAID DRYER; MEANS HAVING A THIRD CONTROL VALVE THEREIN TO INTRODUCE WATER TO THE FIREBOX OF SAID DRYER; A SECOND CONVEYOR MEANS DRIVEN BY A FOURTH MOTOR TO DELIVER PELLETS FROM SAID MIXING CONVEYOR TO SAID DRYER; A THIRD CONVEYOR MEANS DRIVEN BY A FIFTH MOTOR TO REMOVE PELLETS FROM SAID DRYER; MEANS RESPONSIVE TO TERMINATION OF ROTATION OF SAID FIFTH MOTOR TO STOP SAID THIRD, FOURTH, FIRST AND SECOND MOTORS IN SEQUENCE; MEANS RESPONSIVE TO TERMINATION OF ROTATION OF SAID THIRD MOTOR TO CLOSE SAID SECOND CONTROL VALVE AND TO OPEN SAID THIRD CONTROL VALVE; AND MEANS RESPONSIVE TO TERMINATION OF ROTATION OF SAID FIRST MOTOR TO CLOSE SAID FIRST CONTROL VALVE.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |