US3066220A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for the quantitative analysis of deuterium in hydrogen-containing compounds
Assignee: Commissariat à l'Énergie Atomique et Aux Énergies Alternatives
•
Filing: 1959-08-27
•
Granted: 1962-11-27
•
Expires: 1979-08-27
Abstract
No abstract record available.
Inventors
- 👤 Nief Guy
- 👤 Botter Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:29
CPC Classifications
H; H01; H01J; H01J49/00; H01J49/02; H01J49/04; H01J49/0422; G; G01; G01N; G01N27/00; G01N27/62; Y; Y10; Y10T; Y10T436/00; Y10T436/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
IN AN APPARATUS FOR ISOTOPIC SEPARATION BY MASS SPECTROGRAPHY OF HYDROGEN ELEMENTS OF HYDROGEN CONTAINING SUBSTANCES REDUCED PRIOR TO SEPARATION, A MASS SPECTROGRAPH, AN IONISATION CHAMBER FOR SAID SPECTROGRAPH, MEANS FOR DELIVERING A REDUCED HYDROGEN CONTAINING SUBSTANCE TO SAID CHAMBER COMPRISING A GAS LINE, A TUBULAR EXTREMITY FOR SAID GAS LINE, A LEAK IN SAID EXTREMITY FROM SAID LINE LEADING TO SAID CHAMBER, A VALVE IN SAID LINE, VACUUM CREATING MEANS CONNECTED TO SAID VALVE, A SECOND VALVE IN SAID LINE, MEANS FOR ADMITTING HYDROGEN CONTAINING SUBSTANCES THROUGH SAID SECOND VALVE TO SAID LINE, A TUBULAR MEMBER UNDER LOWER PRESSURE CONNECTED TO SAID EXTREMITY AND TO SAID CHAMBER AND MEANS IN SAID MEMBER FOR COMPLETELY REDUCING THE HYDROGEN CONTAINING SUBSTANCES INCLUDING A REDUCING METAL.
Claim 2
Dependent Claim
124 words
IN AN APPARATUS FOR ISOTOPIC SEPARATION BY MASS SPECTROGRAPHY OF HYDROGEN ELEMENTS OF HYDROGEN CONTAINING SUBSTANCES REDUCED PRIOR TO SEPARATION, A MASS SPECTROGRAPH, AN IONISATION CHAMBER FOR SAID SPECTROGRAPH, MEANS FOR DELIVERING A REDUCED HYDROGEN CONTAINING SUBSTANCE TO SAID CHAMBER COMPRISING A GAS LINE, A TUBULAR EXTREMITY FOR SAID GAS LINE, A LEAK IN SAID EXTREMITY FROM SAID LINE LEADING TO SAID CHAMBER, A VALVE IN SAID LINE, VACUUM CREATING MEANS CONNECTED TO SAID VALVE, A SECOND VALVE IN SAID LINE, MEANS FOR ADMITTING HYDROGEN CONTAINING SUBSTANCES THROUGH SAID SECOND VALVE TO SAID LINE, A TUBULAR MEMBER UNDER LOWER PRESSURE CONNECTED TO SAID EXTREMITY AND TO SAID CHAMBER AND MEANS IN SAID MEMBER FOR COMPLETELY REDUCING THE HYDROGEN CONTAINING SUBSTANCES INCLUDING A REDUCING METAL.
References Cited (Backward Citations)
US2733135A
Cited
US2486199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-26 | 1966-05-28 | 1966-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-26 | 1970-05-28 | 1970-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-26 | 1974-05-28 | 1974-11-27 | $7700.00 | Window Closed / Lapsed |