US3741728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for the continuous determination of water in gases
Assignee: Huels AG
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Filing: 1972-01-24
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Granted: 1973-06-26
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Expires: 1992-01-24
Abstract
Abstract SUPPLYING AN ANHYDROUS GAS CONTAINING AT LEAST 5% BY VOLUME OF OXYGEN TO THE TITRATION LIQUID, THE TITRATION SYSTEM HAVING A CLOSED LOOP-LIKE CONFIGURATION. PROCESS FOR CONDUCTING A CONTINUOUS WATER DETERMINATION IN GASES WITH THE AID OF COULOMETRIC TITRATION ACCORDING TO THE "DEAD-STOP" METHOD WITH KARL FISCHER REAGENT, WHICH COMPRISES EFFECTING CIRCULATORY MOTION OF THE TITRATION LIQUID IN A CLOSED TITRATION SYSTEM BY CONTINUOUSLY
Inventors
- 👤 E Sistig
- 👤 K Reinermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:58
CPC Classifications
G; G01; G01N; G01N31/00; G01N31/16; G01N31/168; G01N27/00; G01N27/26; G01N27/416; G01N27/42; G01N27/44
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-06-25 | 1976-12-25 | 1977-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-25 | 1980-12-25 | 1981-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-25 | 1984-12-25 | 1985-06-26 | $7700.00 | Window Closed / Lapsed |