US3236691A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Regenerable fuel cell
Assignee: Northrop Grumman Space and Mission Systems Corp
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Filing: 1961-06-20
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Granted: 1966-02-22
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Expires: 1981-06-20
Abstract
No abstract record available.
Inventors
- 👤 Reger Jo Lowry
- 👤 Schieler Leroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:19
CPC Classifications
H; H01; H01M; H01M14/00; H01M8/00; H01M8/18; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
186 words
A CONTINUOUS CYCLE REGENERABLE FUEL CELL OPERATING AT TEMPERATURES BELOW 400*C. AND COMPRISING: (A) A FUEL CELL HAVING TWO POROUS ELECTRODES SEPARATING SAID CELL INTO THREE SEPARATE CHAMBERS WITH TWO OUTER FUEL CHAMBERS SEPARATED FROM A CENTRAL COMBUSTION CHAMBER; (B) MEANS FOR SUPPLYING PCI3 TO ONE OF SAID FUEL CHAMBERS; (C) MEANS FOR SUPPLYING CL2 TO THE SEC ND OF SAID FUEL CHAMBERS, (D) A SOLVENT POCL3 WHICH REMAINS IN THE LIQUID PHASE THROUGHOUT THE CYCLE AT THE OPERATING TEMPERATURES AND DISSOLVES THE REACTION PRODUCT PCL5 FORMING AN ELECTROLYTE IN SAID CENTRAL COMBUSTION CHAMBER; (E) A THERMAL DISASSOCIATION AND SEPARATION CHAMBER INCLUDING MEANS FOR APPLYING RADIANT ENERGY TO THE REACTION PRODUCT IN SAID SOLVENT FOR DISASSOCIATION OF SAID REACTION PRODUCT INTO SAID FUELS; (F) A HEAT EXCHANGER; (G) MEANS FOR CIRCULATING SAID SOLVENT FROM SAID COMBUSTION CHAMBER THROUGH SAID HEAT EXCHANGER TO SAID DISASSOCIATION CHAMBER WITH SAID REACTION PRODUCT IN SOLUTION; AND (H) MEANS FOR RETURNING SAID SOLVENT WITH PCL3 IN SOLUTION THROUGH SAID HEAT EXCHANGER TO ONE OF SAID FUEL CHAMBERS AND RETURNING CL2 THROUGH SAID HEAT EXCHANGER TO THE OTHER OF SAID FUEL CHAMBERS.
Claim 2
Dependent Claim
186 words
A CONTINUOUS CYCLE REGENERABLE FUEL CELL OPERATING AT TEMPERATURES BELOW 400*C. AND COMPRISING: (A) A FUEL CELL HAVING TWO POROUS ELECTRODES SEPARATING SAID CELL INTO THREE SEPARATE CHAMBERS WITH TWO OUTER FUEL CHAMBERS SEPARATED FROM A CENTRAL COMBUSTION CHAMBER; (B) MEANS FOR SUPPLYING PCI3 TO ONE OF SAID FUEL CHAMBERS; (C) MEANS FOR SUPPLYING CL2 TO THE SEC ND OF SAID FUEL CHAMBERS, (D) A SOLVENT POCL3 WHICH REMAINS IN THE LIQUID PHASE THROUGHOUT THE CYCLE AT THE OPERATING TEMPERATURES AND DISSOLVES THE REACTION PRODUCT PCL5 FORMING AN ELECTROLYTE IN SAID CENTRAL COMBUSTION CHAMBER; (E) A THERMAL DISASSOCIATION AND SEPARATION CHAMBER INCLUDING MEANS FOR APPLYING RADIANT ENERGY TO THE REACTION PRODUCT IN SAID SOLVENT FOR DISASSOCIATION OF SAID REACTION PRODUCT INTO SAID FUELS; (F) A HEAT EXCHANGER; (G) MEANS FOR CIRCULATING SAID SOLVENT FROM SAID COMBUSTION CHAMBER THROUGH SAID HEAT EXCHANGER TO SAID DISASSOCIATION CHAMBER WITH SAID REACTION PRODUCT IN SOLUTION; AND (H) MEANS FOR RETURNING SAID SOLVENT WITH PCL3 IN SOLUTION THROUGH SAID HEAT EXCHANGER TO ONE OF SAID FUEL CHAMBERS AND RETURNING CL2 THROUGH SAID HEAT EXCHANGER TO THE OTHER OF SAID FUEL CHAMBERS.
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) | 1969-02-21 | 1969-08-23 | 1970-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-21 | 1973-08-23 | 1974-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-21 | 1977-08-23 | 1978-02-22 | $7700.00 | Window Closed / Lapsed |