Patent US2863829A successfully refreshed from Google Patents.
US2863829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for selective adsorption
Assignee: Gulf Research and Development Co
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Filing: 1956-08-09
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Granted: 1958-12-09
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Expires: 1976-08-09
Abstract
No abstract record available.
Inventors
- 👤 Alfred M Henke
- 👤 Allen E Somers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:23
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/02; B01D53/06; B01D53/10; B01D53/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
164 words
A CONTINOUS PROCESS FOR SEPARTING A LIQUID MIXTURE BY SELECTIVE ADSORPTION WHICH COMPRISES CAUSING A BODY OF SOLID ADSORBENT PARTICLES TO FLOW CONTINOUSLY THROUGH ADSORPTION, CENTRIFUGAL AND DESORPTION ZONE INTRODUCING A LIQUID FEED MIXTURE INTO THE ADSORPTION ZONE IN COUNTERCURRENT FLOW TO THE ADSORBENT PARTICLES WHEREBY A PORTION OF THE FEED MIXTURE IS ADSORBED BY AND CARRIED WITH SAID ADSORBENT PARTICLES TO BE RECOVERED AS ADSORBED PRODUCT RICH IN ONE COMPONENT OF THE FEED MIXTURE AND ANOTHER PORTION OF THE FEED MIXTURE PASSES THROUGH SAID ADSORBENT PARTICLES TO BE RECOVERED AS NON-ADSORBED PRODUCT RICH IN ANOTHER COMPONENT OF THE FEED MNIXTURE, SUBJECTING THE ADSORBENT PARTICLES AFTER THEY HAVE BEEN FORCE TO CONTACTED WITH THE FEED MIXTURE TO CENTRIFUGAL SOLID. REMOVE OCCULED LIQUID, INTRODUCING THE CENTRIFUGED SOLID ADSORBENT PARTICES INTO THE DESORPTION ZONE, HEATING THE CENTRIFUGED ABSORBENT PARTICLES AS THEY PASS THROUGH THE DESPORTION ZONE TO VAPORIZE THE ADSORBED CONPONENT, CONTINOUSLY WITHDRAWING THE VAPORIZED ADSORBED MATERIAL FROM THE DESORPTION ZONE AS THE ADSORBED PRODUCT, AND
Claim 2
Dependent Claim
164 words
A CONTINOUS PROCESS FOR SEPARTING A LIQUID MIXTURE BY SELECTIVE ADSORPTION WHICH COMPRISES CAUSING A BODY OF SOLID ADSORBENT PARTICLES TO FLOW CONTINOUSLY THROUGH ADSORPTION, CENTRIFUGAL AND DESORPTION ZONE INTRODUCING A LIQUID FEED MIXTURE INTO THE ADSORPTION ZONE IN COUNTERCURRENT FLOW TO THE ADSORBENT PARTICLES WHEREBY A PORTION OF THE FEED MIXTURE IS ADSORBED BY AND CARRIED WITH SAID ADSORBENT PARTICLES TO BE RECOVERED AS ADSORBED PRODUCT RICH IN ONE COMPONENT OF THE FEED MIXTURE AND ANOTHER PORTION OF THE FEED MIXTURE PASSES THROUGH SAID ADSORBENT PARTICLES TO BE RECOVERED AS NON-ADSORBED PRODUCT RICH IN ANOTHER COMPONENT OF THE FEED MNIXTURE, SUBJECTING THE ADSORBENT PARTICLES AFTER THEY HAVE BEEN FORCE TO CONTACTED WITH THE FEED MIXTURE TO CENTRIFUGAL SOLID. REMOVE OCCULED LIQUID, INTRODUCING THE CENTRIFUGED SOLID ADSORBENT PARTICES INTO THE DESORPTION ZONE, HEATING THE CENTRIFUGED ABSORBENT PARTICLES AS THEY PASS THROUGH THE DESPORTION ZONE TO VAPORIZE THE ADSORBED CONPONENT, CONTINOUSLY WITHDRAWING THE VAPORIZED ADSORBED MATERIAL FROM THE DESORPTION ZONE AS THE ADSORBED PRODUCT, AND
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) | 1961-12-08 | 1962-06-09 | 1962-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-08 | 1966-06-09 | 1966-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-08 | 1970-06-09 | 1970-12-09 | $7700.00 | Window Closed / Lapsed |