US2810685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic preparation of manganese
Assignee: Individual
•
Filing: 1956-04-25
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Granted: 1957-10-22
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Expires: 1976-04-25
Abstract
No abstract record available.
Inventors
- 👤 Walter J Sakowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:47
CPC Classifications
C; C25; C25C; C25C1/00; C25C1/06; C25C1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
AN ELECTROLYTIC PROCESS FOR THE PRODUCTION OF MANGANESE METAL AND CHLORINE FROM MAGANOUS CHLORIDE WHICH COMPRISES INTRODUCING, WITHDRAWING FORTIFYING AND RETURNING AN AQUEOUS CATHOLYTE SOLUTION CONTAINING MANGANOUS CHLORIDE AND AMMONIUM CHLORIDE TO A COMPARTMENT OF A DUAL ELECTROLYTE CELL HAVING AN ANODE AND A CATHODE IN SEPARATE COMPARTMENTS SEPARATED BY A DIAPHRAGM, INTRODUCING, WITHDRAWING, FORTIFYING AND RETURNING AN AQUEOUS ANOLYTE SOLUTION CONSISTING ESSENTIALLY OF A SOLUTION OF SOLUBLE CHLORIDE SELECTED FROM THE GROUP CONSISTING OF HYDROGEN CLORIDE AND ALKALINE EARTH METAL CHLORIDES TO AN ANODE COMPARTMENT OF THE CELL, ESTABLISHING ELECTRICAL CONDUCTION THROUGH THE CELL BY APPLICATION OF AN ELECTRIC POTENTIAL TO DEPOSIT MANGANESE METAL AT THE CATHODE AND TO DISCHARGE CHLORINE GAS AT THE ANODE WHILE MAINTAINING THE ANOLYTE SUBSTANTIALLY FREE OF AMMONIUM IONS.
Claim 2
Dependent Claim
125 words
AN ELECTROLYTIC PROCESS FOR THE PRODUCTION OF MANGANESE METAL AND CHLORINE FROM MAGANOUS CHLORIDE WHICH COMPRISES INTRODUCING, WITHDRAWING FORTIFYING AND RETURNING AN AQUEOUS CATHOLYTE SOLUTION CONTAINING MANGANOUS CHLORIDE AND AMMONIUM CHLORIDE TO A COMPARTMENT OF A DUAL ELECTROLYTE CELL HAVING AN ANODE AND A CATHODE IN SEPARATE COMPARTMENTS SEPARATED BY A DIAPHRAGM, INTRODUCING, WITHDRAWING, FORTIFYING AND RETURNING AN AQUEOUS ANOLYTE SOLUTION CONSISTING ESSENTIALLY OF A SOLUTION OF SOLUBLE CHLORIDE SELECTED FROM THE GROUP CONSISTING OF HYDROGEN CLORIDE AND ALKALINE EARTH METAL CHLORIDES TO AN ANODE COMPARTMENT OF THE CELL, ESTABLISHING ELECTRICAL CONDUCTION THROUGH THE CELL BY APPLICATION OF AN ELECTRIC POTENTIAL TO DEPOSIT MANGANESE METAL AT THE CATHODE AND TO DISCHARGE CHLORINE GAS AT THE ANODE WHILE MAINTAINING THE ANOLYTE SUBSTANTIALLY FREE OF AMMONIUM IONS.
References Cited (Backward Citations)
US2259418A
Cited
FR892021A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-10-21 | 1961-04-22 | 1961-10-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-10-21 | 1965-04-22 | 1965-10-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-10-21 | 1969-04-22 | 1969-10-22 | $7700.00 | Window Closed / Lapsed |