Patent US2976224A successfully refreshed from Google Patents.
US2976224A
Expired / Lapsed
US
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Vaporization by molten material
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1958-01-22
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Granted: 1961-03-21
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Expires: 1978-01-22
Abstract
No abstract record available.
Inventors
- 👤 Edwin R Gilliland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:52
CPC Classifications
F; F22; F22B; F22B1/00; F22B1/02; F22B1/04; B; B01; B01D; B01D1/00; B01D1/14; B01D1/28; B01D1/284; B01D1/2856; B01D3/00; C; C02; C02F; C02F1/00; C02F1/02; C02F1/04; C02F1/10; C02F1/16; C09; C09K; C09K5/00; C09K5/02; C09K5/06; F22B1/16; Y; Y10; Y10S; Y10S159/00; Y10S159/33; Y10S203/00; Y10S203/11; Y10S203/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A PROCESS FOR VAPORIZING A LIQUID FROM A LESS VOLATILE COMPONENT OF A FEED MIXTURE WHICH COMPRISES CONTACTING SAID FEED MIXTURE IN A VAPORIZATION ZONE WITH A MOLTEN MATERIAL HEATED TO A TEMPERATURE NEAR AND ABOVE ITS SOLIDIFICATION TEMPERATURE AND HIGHER THAN THE TEMPERATURE OF SAID FEED MIXTURE, SAID MOLTEN MATERIAL BEING LESS VOLATILE THAN SAID LIQUID, IN PROPORTIONS SUCH AS TO EFFECT A PARTIAL DOLIDIFICATION OF SAID MOLTEN MATERIAL AND TO EFFECT VAPORIZATION OF A SUBSTANTIAL PORTION OF SAID LIQUID BY MEANS OF THE HET EVOLVED FROM SAID SOLIDIFICATION, STRAITIFYING THE UNVAPORIZED PORTION OF SAID FEED MIXTURE AS A PHASE SEPARATE FROM SAID MOLTEN MATERIAL IN A STRATIFICATION ZONE, WITHDRAWING VAPORS FROM
Claim 2
Dependent Claim
113 words
A PROCESS FOR VAPORIZING A LIQUID FROM A LESS VOLATILE COMPONENT OF A FEED MIXTURE WHICH COMPRISES CONTACTING SAID FEED MIXTURE IN A VAPORIZATION ZONE WITH A MOLTEN MATERIAL HEATED TO A TEMPERATURE NEAR AND ABOVE ITS SOLIDIFICATION TEMPERATURE AND HIGHER THAN THE TEMPERATURE OF SAID FEED MIXTURE, SAID MOLTEN MATERIAL BEING LESS VOLATILE THAN SAID LIQUID, IN PROPORTIONS SUCH AS TO EFFECT A PARTIAL DOLIDIFICATION OF SAID MOLTEN MATERIAL AND TO EFFECT VAPORIZATION OF A SUBSTANTIAL PORTION OF SAID LIQUID BY MEANS OF THE HET EVOLVED FROM SAID SOLIDIFICATION, STRAITIFYING THE UNVAPORIZED PORTION OF SAID FEED MIXTURE AS A PHASE SEPARATE FROM SAID MOLTEN MATERIAL IN A STRATIFICATION ZONE, WITHDRAWING VAPORS FROM
References Cited (Backward Citations)
US2081988A
Cited
US2127004A
Cited
US2151990A
Cited
US2315422A
Cited
US2445327A
Cited
US2474735A
Cited
US2619453A
Cited
US2619814A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |