US2583611A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the synthesis of hydrocarbons in the presence of a solid adsorbent
Assignee: Hydrocarbon Research Inc
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Filing: 1946-07-13
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Granted: 1952-01-29
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Expires: 1966-07-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick W Sullivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:55
CPC Classifications
C; C07; C07C; C07C1/00; C07C1/02; C07C1/04; C07C1/0455
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
170 words
A PROCESS FOR EFFECTING CATALYTIC HYDROGENATION OF CARBON OXIDES TO PRODUCE HYDROCARBONS, OXYGENATED HYDROCARBONS AND MIXTURES THEREOF, INVOLVING CONTINUOUSLY PASSING SNYTHESIS GAS COMPRISING HYDROGEN AND CARBON MONOXIDE THROUGH A DENSE FLUIDIZED MASS OF RELATIVELY COARSE, SOLID PARTICLE HYDROCARBON SYNTHESIS CATALYST WITHIN A REACTION ZONE AT AN ELEVATED TEMPERATURE EFFECTIVE FOR SAID CATALYTIC REACTION, PASSING THROUGH SAID DENSE FLUIDIZED MASS, IN SUSPENSION IN SAID SYNTHESIS GAS, RELATIVELY FINE, ADSORBENT PARTICLES SUBSTANTIALLY FREE OF ADSORBED MATERIAL AND CAPABLE OF ADSORBING A SUBSTANTIAL AMOUNT OF THE NORMALLY LIQUID PRODUCTS OF REACTION AT THE TEMPERATURE PREVAILLING IN SAID REACTION ZONE, WITHDRAWING FROM THE UPPER PORTION OF SAID REACTION ZONE SAID ADSORBENT PARTICLES AFTER THEY HAVE ADSORBED SAID NORMALLY LIQUID PRODUCTS OF REACTION, RECOVERING THE ADSORBED PRODUCTS OF REACTION FROM THE WITHDRAWN ADSORBENT PARTICLES, AND CONTINUOUSLY MAINTAINING SAID PASSAGE OF ADSORBENT PARTICLES, THROUGH SAID DENSE FLUIDIZED MASS AT A RATE SUCH THAT A SUBSTANTIAL AMOUNT OF SAID NORMAL LIQUID PRODUCTS OF REACTION ARE ADSORBED BY SAID ADSORBENT PARTICLES AND WITHDRAWN THEREWITH FROM SAID REACTION ZONE.
Claim 2
Dependent Claim
170 words
A PROCESS FOR EFFECTING CATALYTIC HYDROGENATION OF CARBON OXIDES TO PRODUCE HYDROCARBONS, OXYGENATED HYDROCARBONS AND MIXTURES THEREOF, INVOLVING CONTINUOUSLY PASSING SNYTHESIS GAS COMPRISING HYDROGEN AND CARBON MONOXIDE THROUGH A DENSE FLUIDIZED MASS OF RELATIVELY COARSE, SOLID PARTICLE HYDROCARBON SYNTHESIS CATALYST WITHIN A REACTION ZONE AT AN ELEVATED TEMPERATURE EFFECTIVE FOR SAID CATALYTIC REACTION, PASSING THROUGH SAID DENSE FLUIDIZED MASS, IN SUSPENSION IN SAID SYNTHESIS GAS, RELATIVELY FINE, ADSORBENT PARTICLES SUBSTANTIALLY FREE OF ADSORBED MATERIAL AND CAPABLE OF ADSORBING A SUBSTANTIAL AMOUNT OF THE NORMALLY LIQUID PRODUCTS OF REACTION AT THE TEMPERATURE PREVAILLING IN SAID REACTION ZONE, WITHDRAWING FROM THE UPPER PORTION OF SAID REACTION ZONE SAID ADSORBENT PARTICLES AFTER THEY HAVE ADSORBED SAID NORMALLY LIQUID PRODUCTS OF REACTION, RECOVERING THE ADSORBED PRODUCTS OF REACTION FROM THE WITHDRAWN ADSORBENT PARTICLES, AND CONTINUOUSLY MAINTAINING SAID PASSAGE OF ADSORBENT PARTICLES, THROUGH SAID DENSE FLUIDIZED MASS AT A RATE SUCH THAT A SUBSTANTIAL AMOUNT OF SAID NORMAL LIQUID PRODUCTS OF REACTION ARE ADSORBED BY SAID ADSORBENT PARTICLES AND WITHDRAWN THEREWITH FROM SAID REACTION ZONE.
References Cited (Backward Citations)
GB278745A
Cited
GB500264A
Cited
US2360787A
Cited
US2393240A
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US2396109A
Cited
US2473129A
Cited
US2453874A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-28 | 1955-07-30 | 1956-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-28 | 1959-07-30 | 1960-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-28 | 1963-07-30 | 1964-01-29 | $7700.00 | Window Closed / Lapsed |