US2752231A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for converting hydrocarbons
Assignee: Phillips Petroleum Co
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Filing: 1951-07-20
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Granted: 1956-06-26
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Expires: 1971-07-20
Abstract
No abstract record available.
Inventors
- 👤 Louis C Bearer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:48
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/08; B01J8/087; B01J2208/00; B01J2208/00008; B01J2208/00017; B01J2208/00026; B01J2208/00035; B01J2208/00044; B01J2208/00061; B01J2208/00088; B01J2208/00327; B01J2208/00336; B01J2208/0038; B01J2208/00477; B01J2208/00495; B01J2208/00522
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
343 words
AN IMPROVED PEBBLE HEAT EXCHANGE CHAMBER COMPRISING IN COMBINATION A CLOSED UPRIGHT SHELL; AT LEAST ONE PEBBLE INLET CONDUIT EXTENDING DOWNWARDLY INTO THE CLOSED UPPER END OF SAID SHELL AND ONE SAID INLET CONDUIT EXTENDING INTO THE AXIAL PORTION OF SAID SHELL; AT LEAST ONE GASEOUS EFFLUENT CONDUIT EXTENDING FROM THE CLOSED UPPER END OF SAID SHELL; AT LEAST ONE PEBBLE OUTLET CONDUIT EXTENDING DOWNWARDLY FROM THE CLOSED LOWER END OF SAID SHELL AND ONE SAID PEBBLE OUTLET CONDUIT EXTENDING DOWNWARDLY FROM THE AXIAL PORTION OF SAID SHELL; A FIRST PLURALITY OF GAS VARIABLE SENSING MEMBERS DISPOSED IN THE UPPER PORTION OF SAID SHELL AND DISPOSED ABOUT THE PERIPHERAL PORTION OF THE CHAMBER FORMED WITHIN SAID SHELL; A SECOND PLURALITY OF SIMILAR GAS VARIABLE SENSING MEMBERS DISPOSED IN THE UPPER PORTION OF SAID SHELL AND DISPOSED INTERMEDIATE THE AXIAL AND PERIPHERAL PORTIONS OF THE CHAMBER FORMED WITHIN SAID SHELL, EACH SAID SECOND SENSING MEMBER BEING PAIRED WITH A SAID FIRST SENSING MEMBER AND ONE MEMBER OF EACH PAIR BEING AT A DIFFERENT LEVEL THAN THE OTHER MEMBER OF THAT PAIR; DIFFERENTIAL CONTROLLER MEANS CONNECTED TO EACH PAIR OF SAID FIRST AND SECOND GAS VARIABLE SENSING MEMBERS; AT LEAST ONE FIRST CONSTANT FEED INLET MEANS DISPOSED IN AND AROUND THE LOWER AND PERIPHERAL PORTION OF SAID SHELL; A FIRST FEED INLET CONDUIT EXTENDING INTO SAID SHELL AND CONNECTED TO SAID FIRST FEED INLET MEANS; A PLURALITY OF SECOND FEED INLETS DISPOSED IN AND AROUND THE LOWER PORTION OF SAID SHELL AND INTERMEDIATE SAID FIRST FEED INLET MEANS AND THE AXIAL PORTION OF SAID SHELL, ONE OF SAID SECOND FEED INLETS BEING DISPOSED BELOW EACH PAIR OF SENSING MEMBERS; SECOND FEED INLET CONDUITS EXTENDING INTO SAID SHELL AND CONNECTED TO INDIVIDUAL SAID SECOND FEED INLETS; AND A FLOW CONTROL VALVE IN EACH SAID SECOND FEED INLET CONDUIT AND OPERATIVELY CONNECTED TO THE DIFFERENTIAL CONTROLLER WHICH IS CONNECTED TO A PAIR OF SENSING MEMBERS IN A VERTICAL SECTION ABOVE THE SECOND FEED INLET MEANS AND WHICH FEED INLET IS CONNECTED TO RESPECTIVE SAID FLOW CONTROL VALVES.
Claim 2
Dependent Claim
343 words
AN IMPROVED PEBBLE HEAT EXCHANGE CHAMBER COMPRISING IN COMBINATION A CLOSED UPRIGHT SHELL; AT LEAST ONE PEBBLE INLET CONDUIT EXTENDING DOWNWARDLY INTO THE CLOSED UPPER END OF SAID SHELL AND ONE SAID INLET CONDUIT EXTENDING INTO THE AXIAL PORTION OF SAID SHELL; AT LEAST ONE GASEOUS EFFLUENT CONDUIT EXTENDING FROM THE CLOSED UPPER END OF SAID SHELL; AT LEAST ONE PEBBLE OUTLET CONDUIT EXTENDING DOWNWARDLY FROM THE CLOSED LOWER END OF SAID SHELL AND ONE SAID PEBBLE OUTLET CONDUIT EXTENDING DOWNWARDLY FROM THE AXIAL PORTION OF SAID SHELL; A FIRST PLURALITY OF GAS VARIABLE SENSING MEMBERS DISPOSED IN THE UPPER PORTION OF SAID SHELL AND DISPOSED ABOUT THE PERIPHERAL PORTION OF THE CHAMBER FORMED WITHIN SAID SHELL; A SECOND PLURALITY OF SIMILAR GAS VARIABLE SENSING MEMBERS DISPOSED IN THE UPPER PORTION OF SAID SHELL AND DISPOSED INTERMEDIATE THE AXIAL AND PERIPHERAL PORTIONS OF THE CHAMBER FORMED WITHIN SAID SHELL, EACH SAID SECOND SENSING MEMBER BEING PAIRED WITH A SAID FIRST SENSING MEMBER AND ONE MEMBER OF EACH PAIR BEING AT A DIFFERENT LEVEL THAN THE OTHER MEMBER OF THAT PAIR; DIFFERENTIAL CONTROLLER MEANS CONNECTED TO EACH PAIR OF SAID FIRST AND SECOND GAS VARIABLE SENSING MEMBERS; AT LEAST ONE FIRST CONSTANT FEED INLET MEANS DISPOSED IN AND AROUND THE LOWER AND PERIPHERAL PORTION OF SAID SHELL; A FIRST FEED INLET CONDUIT EXTENDING INTO SAID SHELL AND CONNECTED TO SAID FIRST FEED INLET MEANS; A PLURALITY OF SECOND FEED INLETS DISPOSED IN AND AROUND THE LOWER PORTION OF SAID SHELL AND INTERMEDIATE SAID FIRST FEED INLET MEANS AND THE AXIAL PORTION OF SAID SHELL, ONE OF SAID SECOND FEED INLETS BEING DISPOSED BELOW EACH PAIR OF SENSING MEMBERS; SECOND FEED INLET CONDUITS EXTENDING INTO SAID SHELL AND CONNECTED TO INDIVIDUAL SAID SECOND FEED INLETS; AND A FLOW CONTROL VALVE IN EACH SAID SECOND FEED INLET CONDUIT AND OPERATIVELY CONNECTED TO THE DIFFERENTIAL CONTROLLER WHICH IS CONNECTED TO A PAIR OF SENSING MEMBERS IN A VERTICAL SECTION ABOVE THE SECOND FEED INLET MEANS AND WHICH FEED INLET IS CONNECTED TO RESPECTIVE SAID FLOW CONTROL VALVES.
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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) | 1959-06-26 | 1959-12-26 | 1960-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-26 | 1963-12-26 | 1964-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-26 | 1967-12-26 | 1968-06-26 | $7700.00 | Window Closed / Lapsed |