Patent US2909471A successfully refreshed from Google Patents.
US2909471A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic cell
Assignee: US Borax Inc
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Filing: 1958-06-17
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Granted: 1959-10-20
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Expires: 1978-06-17
Abstract
No abstract record available.
Inventors
- 👤 Nelson P Nies
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:32
CPC Classifications
C; C25; C25C; C25C7/00; C25C7/005; C01; C01B; C01B25/00; C01B25/06; C01B32/00; C01B32/90; C01B33/00; C01B33/02; C01B33/06; C01B35/00; C01B35/02; C01B35/04; C25B; C25B1/00; C25B9/00; C25B9/17; C01P; C01P2006/00; C01P2006/80
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
111 words
IN AN APPARATUS COMPRISING AN ELECTROLYTIC CELL THE COMBINATION INCLUDING A PAIR OF VERTICALLY DISPOSED TOP AND BOTTOM RECEPTACLES, EACH ADAPTED TO CONTAIN AN ELECTROLYTE AND CLAMPED TOGETHER IN MOUTH-TO-MOUTH RELATIONSHIP, WHEREBY WHEN THE POSITIONS OF SAID COMBINED RECEPTACLES ARE REVERSED THE CONTENTS OF THE ONE RECEPTACLE CAN FLOW FREELY INTO THE OTHER RECEPTACLE; SAID RECEPTACLES COMPRISING THE CATHODE PORTION OF SAID CELL, AN ANODE ADAPTED TO BE MOVABLY INSERTED IN SAID RECEPTACLES, MEANS FOR SUPPLYING ELECTRIC CURRENT TO SAID ANODE AND CATHODE, AND MEAN ARRANGED TO ROTATE SAID RECEPTACLES IN A VERTICAL PLANE WHILE IN CLAMPED RELATIONSHIP WHEREBY SAID TOP RECEPTACLE ASSUMES THAT POSITION ORIGINALLY OCCUPIED BY SAID BOTTOM RECEPTACLES.
Claim 2
Dependent Claim
111 words
IN AN APPARATUS COMPRISING AN ELECTROLYTIC CELL THE COMBINATION INCLUDING A PAIR OF VERTICALLY DISPOSED TOP AND BOTTOM RECEPTACLES, EACH ADAPTED TO CONTAIN AN ELECTROLYTE AND CLAMPED TOGETHER IN MOUTH-TO-MOUTH RELATIONSHIP, WHEREBY WHEN THE POSITIONS OF SAID COMBINED RECEPTACLES ARE REVERSED THE CONTENTS OF THE ONE RECEPTACLE CAN FLOW FREELY INTO THE OTHER RECEPTACLE; SAID RECEPTACLES COMPRISING THE CATHODE PORTION OF SAID CELL, AN ANODE ADAPTED TO BE MOVABLY INSERTED IN SAID RECEPTACLES, MEANS FOR SUPPLYING ELECTRIC CURRENT TO SAID ANODE AND CATHODE, AND MEAN ARRANGED TO ROTATE SAID RECEPTACLES IN A VERTICAL PLANE WHILE IN CLAMPED RELATIONSHIP WHEREBY SAID TOP RECEPTACLE ASSUMES THAT POSITION ORIGINALLY OCCUPIED BY SAID BOTTOM RECEPTACLES.
Claim 3
Independent Claim
287 words
THE METHOD OF ELECTROLYZING A METAL OXIDE TO OBTAIN THE METAL WHICH COMPRISES PUTTING AN ELECTROLYTE IN A FIRST RECEPTACLE ADAPTED THEREFOR, SAID RECETACLE ADAPTED TO BE THE CATHODE PORTION OF AN ELECTROLYTIC CELL, PLACING SAID FIRST RECEPTACLE IN A POT FURNACE ADAPTED TO RECEIVE THE SAME, INSERTING AN ANODE IN SAID ELECTROLYTE CONTAINED IN SAID RECEPTACLE, SUPPLYING A FIRST ELECTRICAL CURRENT TO SAID ANODE AND CATHODE, HEATING SAID POT FURNACE AND MELTING THE ELECTROLYTE IN SAID RECEPTACLE, REMOVING THE HEAT IN SAID FURNACE WHEN THE ELECTROLYTE BECOMES SUBSTANTIALLY COMPLETELY MOLTEN AND SUBSTANTIALLY INCREASING THE ELECTRICAL CURRENT TO SAID ANODE AND CATHODE TO A SECOND ELECTRICAL CURRENT, WHEN SUFFICIENT PRODUCT HAS DEPOSITED ON THE WALLS OF SAID RECEPTACLE, INSERTING A SECOND SMALLER ANODE IN SAID ELECTROLYTE AND SUPPLYING CURRENT TO SAID SECOND ANODE SUBSTANTIALLY LESS THAN SAID SECOND CURRENT AND COMPLETELY REMOVING SAID FIRST ANODE FROM SAID RECEPTACLE, SAID SECOND ANODE ADAPTED TO EXTEND DOWNWARDLY INTO SAID ELECTROLYTE AND TO EXTEND UPWARDLY A SUBSTANTIALLY EQUAL DISTANCE, INVERTING A SECOND RECEPTACLE SUBSTANTIALLY IDENTICAL WITH SAID FIRST RECEPTACLE OVER SAID FIRST RECEPTACLE AND SECURRING SAID RECEPTACLES IN MOUTH-TOMOUTH RELATIONSHIP, SWEEPING SAID COMBINED RECEPTACLES WITH AN INERT GAS, REMOVING SAID COMBINED RECEPTACLES FROM SAID FURNACE AND INVERTING THE COMBINED RECEPTACLES WHEREBY THE ELECTROLYTE FROM SAID FIRST RECEPTACLE FLOWS INTO SAID SECOND RECEPTACLE, PLACING SAID SECOND RECEPTACLE INTO THE POT FURNACE, ALLOWING SAID FIRST RECEPTACLE TO COOL WHILE INVERTED OVER SAID SECOND RECEPTACLE, REMOVING SAID FIRST RECEPTACLE FROM SAID SECOND RECEPTACLE, INSERTING SAID FIRST ANODE INTO SAID SECOND RECEPTACLE, SUPPLYING A CURRENT TO SAID FIRST ANODE SUBSTANTIALLY TO SAME AS SAID SECOND ELECTRICAL CURRENT, COMPLETELY REMOVING THE SECOND ANODE AND CONTINUING THE METHOD AND REMOVING THE PRODUCT FROM SAID FIRST RECEPTACLE.
Claim 4
Independent Claim
287 words
THE METHOD OF ELECTROLYZING A METAL OXIDE TO OBTAIN THE METAL WHICH COMPRISES PUTTING AN ELECTROLYTE IN A FIRST RECEPTACLE ADAPTED THEREFOR, SAID RECETACLE ADAPTED TO BE THE CATHODE PORTION OF AN ELECTROLYTIC CELL, PLACING SAID FIRST RECEPTACLE IN A POT FURNACE ADAPTED TO RECEIVE THE SAME, INSERTING AN ANODE IN SAID ELECTROLYTE CONTAINED IN SAID RECEPTACLE, SUPPLYING A FIRST ELECTRICAL CURRENT TO SAID ANODE AND CATHODE, HEATING SAID POT FURNACE AND MELTING THE ELECTROLYTE IN SAID RECEPTACLE, REMOVING THE HEAT IN SAID FURNACE WHEN THE ELECTROLYTE BECOMES SUBSTANTIALLY COMPLETELY MOLTEN AND SUBSTANTIALLY INCREASING THE ELECTRICAL CURRENT TO SAID ANODE AND CATHODE TO A SECOND ELECTRICAL CURRENT, WHEN SUFFICIENT PRODUCT HAS DEPOSITED ON THE WALLS OF SAID RECEPTACLE, INSERTING A SECOND SMALLER ANODE IN SAID ELECTROLYTE AND SUPPLYING CURRENT TO SAID SECOND ANODE SUBSTANTIALLY LESS THAN SAID SECOND CURRENT AND COMPLETELY REMOVING SAID FIRST ANODE FROM SAID RECEPTACLE, SAID SECOND ANODE ADAPTED TO EXTEND DOWNWARDLY INTO SAID ELECTROLYTE AND TO EXTEND UPWARDLY A SUBSTANTIALLY EQUAL DISTANCE, INVERTING A SECOND RECEPTACLE SUBSTANTIALLY IDENTICAL WITH SAID FIRST RECEPTACLE OVER SAID FIRST RECEPTACLE AND SECURRING SAID RECEPTACLES IN MOUTH-TOMOUTH RELATIONSHIP, SWEEPING SAID COMBINED RECEPTACLES WITH AN INERT GAS, REMOVING SAID COMBINED RECEPTACLES FROM SAID FURNACE AND INVERTING THE COMBINED RECEPTACLES WHEREBY THE ELECTROLYTE FROM SAID FIRST RECEPTACLE FLOWS INTO SAID SECOND RECEPTACLE, PLACING SAID SECOND RECEPTACLE INTO THE POT FURNACE, ALLOWING SAID FIRST RECEPTACLE TO COOL WHILE INVERTED OVER SAID SECOND RECEPTACLE, REMOVING SAID FIRST RECEPTACLE FROM SAID SECOND RECEPTACLE, INSERTING SAID FIRST ANODE INTO SAID SECOND RECEPTACLE, SUPPLYING A CURRENT TO SAID FIRST ANODE SUBSTANTIALLY TO SAME AS SAID SECOND ELECTRICAL CURRENT, COMPLETELY REMOVING THE SECOND ANODE AND CONTINUING THE METHOD AND REMOVING THE PRODUCT FROM SAID FIRST RECEPTACLE.
References Cited (Backward Citations)
DE645883C
Cited
US2151599A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |