Patent US3197415A successfully refreshed from Google Patents.
US3197415A
Expired / Lapsed
US
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Method of stripping adsorbed hydrocarbons from an adsorption bed
Assignee: Richfield Oil Corp
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Filing: 1961-10-10
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Granted: 1965-07-27
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Expires: 1981-10-10
Abstract
No abstract record available.
Inventors
- 👤 Lloyd T Hendrix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:46
CPC Classifications
B; B01; B01J; B01J20/00; B01J20/02; B01J20/10; B01J20/103; C; C10; C10G; C10G5/00; C10G5/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN A METHOD FOR REGENERATING AN ADSORPTION BED SUBJECT TO DAMAGE WHEN STEAM IS KCONDENSED THEREON UTILIZED TO RECOVER LIQUIFIABLE HYDROCARBONS FROM A WET NATURAL GAS AT A PRESSURE OF AT LEAST 150 P.S.I.A., THE IMPROVEMENT COMPRISING: PREHEATING RECYCLED LIQUID HYDROCARBONS TO APPROXIMATELY AT LEAST THE STEAM SATURATION TEMPERATURE AT THE REGENERATING PRESSURE, PASSING SAID PREHEATED HYDROCARBONS THROUGH SAID ADSORPTION BED TO PREHEAT SAID BED TO APPROXIMATELY AT LEAST SAID STEAM SATURATION TEMPERATURE, AND SUBSEQUENTLY PASSING SUPERHEATED STEAM THROUGH SAID BED TO STRIP ADSORBED HYDROCARBONS FROM SAID BED AT A TEMPERATURE OF AT LEAST SAID STEAM SATURATION TEMPERATURE.
Claim 2
Dependent Claim
98 words
IN A METHOD FOR REGENERATING AN ADSORPTION BED SUBJECT TO DAMAGE WHEN STEAM IS KCONDENSED THEREON UTILIZED TO RECOVER LIQUIFIABLE HYDROCARBONS FROM A WET NATURAL GAS AT A PRESSURE OF AT LEAST 150 P.S.I.A., THE IMPROVEMENT COMPRISING: PREHEATING RECYCLED LIQUID HYDROCARBONS TO APPROXIMATELY AT LEAST THE STEAM SATURATION TEMPERATURE AT THE REGENERATING PRESSURE, PASSING SAID PREHEATED HYDROCARBONS THROUGH SAID ADSORPTION BED TO PREHEAT SAID BED TO APPROXIMATELY AT LEAST SAID STEAM SATURATION TEMPERATURE, AND SUBSEQUENTLY PASSING SUPERHEATED STEAM THROUGH SAID BED TO STRIP ADSORBED HYDROCARBONS FROM SAID BED AT A TEMPERATURE OF AT LEAST SAID STEAM SATURATION TEMPERATURE.
References Cited (Backward Citations)
US2585491A
Cited
US2574434A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |