Patent US3752756A successfully refreshed from Google Patents.
US3752756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anode mounting for electrolytic cell
Assignee: BASF Corp
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Filing: 1972-01-31
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Granted: 1973-08-14
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Expires: 1992-01-31
Abstract
Abstract IN A DIAPHRAGM-TYPE ELECTROLYTIC CELL FOR THE PRODUCTION OF CHLORINE AND CAUSTIC ALKALI FROM ALKALI METAL CHLORINE SOLUTIONS WHEREIN THE CELL HAS METAL ANODES, A CONDUCTING AND SUPPORTING CELL BASE WHICH IS COVERED WITH AN ELECTRICALLY NON-CONDUCTIVE SHEET, A TWO-POINT SEALING SYSTEM IS PROVIDED FOR BOLTING THE ANODE TO THE CELL BASE AND SEALING THE ELECTROLYTE OUT OF THE HOLE THROUGH WHICH THE BOLT PASSES.
Inventors
- 👤 P Armstrong
- 👤 W Kaiser
- 👤 O Stephenson
- 👤 N Nichols
- 👤 J Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:58
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/60; C25B9/63
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-13 | 1977-02-12 | 1977-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-13 | 1981-02-12 | 1981-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-13 | 1985-02-12 | 1985-08-14 | $7700.00 | Window Closed / Lapsed |