US3320722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molecular fractionation of gaseous mixtures
Assignee: Centre National de la Recherche Scientifique
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Filing: 1964-03-11
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Granted: 1967-05-23
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Expires: 1984-03-11
Abstract
No abstract record available.
Inventors
- 👤 Lucas Rene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:40
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/24; B01D53/22; B01D59/00; B01D59/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A PROCESS FOR THE SEPARATION OF A GASEOUS MIXTURE IN A STATE OF THERMODYNAMIC EQUILIBRIUM, WHEREIN THE GASEOUS CONSTITUENTS POSSESS DIFFERENT MOLECULAR WEIGHTS AND TRANSLATION SPEEDS, COMPRISING THE STEPS OF DIRECTING SAID GASEOUS MIXTURE THROUGH A CONDUIT IN THE FORM OF A JET AT HIGH VELOCITIES AND IN A SUBSTANTIALLY DIRECT PATH AGAINST A HIGHLY MOBILE SURFACE, SAID CONDUIT OUTLET BEING LOCATED IN CLOSE PROXIMITY TO SAID SURFACE TO CAUSE DEFLECTION THEREOF INTO ENRICHED FRACTIONS, AND SEPARTELY TRAPPING AND REMOVING SAID FRACTIONS OF TH MIXTURE NEAR THE JET SOURCE.
Claim 2
Dependent Claim
89 words
A PROCESS FOR THE SEPARATION OF A GASEOUS MIXTURE IN A STATE OF THERMODYNAMIC EQUILIBRIUM, WHEREIN THE GASEOUS CONSTITUENTS POSSESS DIFFERENT MOLECULAR WEIGHTS AND TRANSLATION SPEEDS, COMPRISING THE STEPS OF DIRECTING SAID GASEOUS MIXTURE THROUGH A CONDUIT IN THE FORM OF A JET AT HIGH VELOCITIES AND IN A SUBSTANTIALLY DIRECT PATH AGAINST A HIGHLY MOBILE SURFACE, SAID CONDUIT OUTLET BEING LOCATED IN CLOSE PROXIMITY TO SAID SURFACE TO CAUSE DEFLECTION THEREOF INTO ENRICHED FRACTIONS, AND SEPARTELY TRAPPING AND REMOVING SAID FRACTIONS OF TH MIXTURE NEAR THE JET SOURCE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |