Patent US3576726A successfully refreshed from Google Patents.
US3576726A
Expired / Lapsed
US
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Corrosion resistant coatings for chlorine producing electrolytic cells
Assignee: Olin Corp
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Filing: 1969-04-11
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Granted: 1971-04-27
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Expires: 1989-04-11
Abstract
Abstract COATING COMPOSITIONS ARE PREPARED USING UNSATURATED POLYESTERS, VINYLAROMATICS AND UNCURED DEXSIL (SILOXYCARBORANYL) POLYMERS AND COPOLYMERS. THE CATALYSED COATING COMPOSITIONS ARE CURED ON ANY OF VARIOUS SUBSTRATES, PARTICULARLY THE FERROUS SURFACES OF PARTS OF ELECTROLYTIC CELLS. THE CURED COATINGS RESIST THE WET CHLORINE GAS AND CHLORINE-CONTAINING AQUEOUS ALKALI METAL BRINES IN SUCH CELLS.
Inventors
- 👤 Roy M Cooper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:16
CPC Classifications
C; C25; C25B; C25B9/00; C08; C08F; C08F283/00; C08F283/12; C09; C09D; C09D167/00; C09D167/06; C25B9/60
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) | 1974-04-26 | 1974-10-26 | 1975-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-26 | 1978-10-26 | 1979-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-26 | 1982-10-26 | 1983-04-27 | $7700.00 | Window Closed / Lapsed |