US3832137A
Expired / Lapsed
US
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Gas phase radioanalytical method and apparatus
Assignee: Magyar Tudomanyos Akademia Kozponti Kemiai Kutato Intezet
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Filing: 1971-09-14
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Granted: 1974-08-27
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Expires: 1991-09-14
Abstract
Abstract PROCESS AND APPARATUS FOR THE AUTOMATIC, CONTINUAL, GAS PHASE DETERMINATION OF THE RADIOACTIVITY OF A SUBSTANCE LABELED WITH 14C ISOTOPE INVOLVING OXIDIZING THE SUBSTANCE TO 14CO2 WITH EXCESS OXYGEN, REMOVING THE UNCONSUMED OXYGEN AS WATER AFTER REACTION WITH HYDROGEN AND TRANSPORTING THE 14CO2 TO A DETECTOR FOR RADIOACTIVE COUNTING.
Inventors
- 👤 S Mlinko
- 👤 D Banfi
- 👤 K Payer
- 👤 T Palagyi
- 👤 E Dobis
- 👤 J Ottinger
- 👤 A Turi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:33
CPC Classifications
G; G21; G21H; G21H5/00; G21H5/02
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) | 1977-08-26 | 1978-02-25 | 1978-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-08-26 | 1982-02-25 | 1982-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-08-26 | 1986-02-25 | 1986-08-27 | $7700.00 | Window Closed / Lapsed |