Patent US2745723A successfully refreshed from Google Patents.
US2745723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the conversion of liquid hydrocarbons
Assignee: Houdry Process Corp
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Filing: 1950-04-12
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Granted: 1956-05-15
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Expires: 1970-04-12
Abstract
No abstract record available.
Inventors
- 👤 David M Luntz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:31
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/1881
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
286 words
IN A HYDROCARBON CONVERSION REACTOR PROVIDED WITH MEANS FOR INTRODUCING GRANULAR CONTACT MATERIAL INTO SAID REACTOR AT THE TOP THEREOF AND MEANS FOR DISCHARGING CONTACT MATERIAL AT THE BOTTOM THEREOF, A HORIZONTAL PARTITION WITHIN SAID HOUSING ADAPTED TO SUPPORT A BED OF CONTACT MATERIAL THEREON, SAID PARTITION BEING PROVIDED WITH A PLURALITY OF TUBULAR DISCHARGE DEVICES ARRANGED IN A PATTERN TO DISTRIBUTE CONTACT MATERIAL BELOW SAID PARTITION UNIFORMLY OVER THE CROSS SECTION OF SAID REACTOR, A NARROW HORIZONTAL HOLLOW BEAM SPACED BELOW SAID PARTITION, GAS DISTRIBUTING MEMBERS INTERSECTING SAID BEAM, SAID BEAM BEING PROVIDED WITH OPENINGS THEREIN AT THE POINTS OF INTERSECTION OF EACH OF SAID GAS DISTRIBUTING MEMBERS TO PERMIT GAS FLOW FROM SAID BEAM INTO SAID DISTRIBUTING MEMBERS AND SAID DISTRIBUTING MEMBERS BEING PROVIDED WITH OPENINGS THEREIN PERMITTING FLOW OF SUCH GAS INTO THE REACTOR, SAID DISTRIBUTING MEMBERS BEING SPACED BELOW SAID PARTITION AND SAID DISCHARGE DEVICES TERMINATING AT A LEVEL ABOVE SAID DISTRIBUTING MEMBERS TO PROVIDE A CONVERSION ZONE BETWEEN SAID LEVEL OF TERMINATION OF SAID DISCHARGE MEMBERS AND SAID GAS DISTRIBUTING MEMBERS, A LONGITUDINALLY EXTENDING VAPOR CONDUCTING TUBE PASSING THROUGH SAID PARTITION, SAID TUBE COMMUNICATING WITH THE INTERIOR OF SAID BEAM AND RISING VERTICALLY UPWARD THEREFROM, MEANS FOR INTRODUCING VAPORS INTO SAID REACTOR ABOVE SAID PARTITION, MEANS FOR WITHDRAWING VAPORS FROM SAID REACTOR AT A LEVAL INTERMEDIATE SAID PARTITION AND THE LEVEL OF TERMINATION OF SAID DISCHARGE DEVICES, A LIUID DISCHARGE NOZZLE WITHIN SAID REACTOR AT A POINT ABOVE SAID PARTITION, AND CONTACT MATERIAL DISTRIBUTING MEANS ABOVE SAID NOZZLE ARRANGED TO DIVERT CONTACT MATERIAL PASSING THROUGH SAID REACTOR FROM CONTACT WITH SAID DISCHARGE NOZZLE, SAID CONTACT MATERIAL DISTRIBUTING MEANS BEING ARRANGED TO DISCHARGE CONTACT MATERIAL TOWARD THE UPPER SURFACE OF SAID PARTITION.
Claim 2
Dependent Claim
286 words
IN A HYDROCARBON CONVERSION REACTOR PROVIDED WITH MEANS FOR INTRODUCING GRANULAR CONTACT MATERIAL INTO SAID REACTOR AT THE TOP THEREOF AND MEANS FOR DISCHARGING CONTACT MATERIAL AT THE BOTTOM THEREOF, A HORIZONTAL PARTITION WITHIN SAID HOUSING ADAPTED TO SUPPORT A BED OF CONTACT MATERIAL THEREON, SAID PARTITION BEING PROVIDED WITH A PLURALITY OF TUBULAR DISCHARGE DEVICES ARRANGED IN A PATTERN TO DISTRIBUTE CONTACT MATERIAL BELOW SAID PARTITION UNIFORMLY OVER THE CROSS SECTION OF SAID REACTOR, A NARROW HORIZONTAL HOLLOW BEAM SPACED BELOW SAID PARTITION, GAS DISTRIBUTING MEMBERS INTERSECTING SAID BEAM, SAID BEAM BEING PROVIDED WITH OPENINGS THEREIN AT THE POINTS OF INTERSECTION OF EACH OF SAID GAS DISTRIBUTING MEMBERS TO PERMIT GAS FLOW FROM SAID BEAM INTO SAID DISTRIBUTING MEMBERS AND SAID DISTRIBUTING MEMBERS BEING PROVIDED WITH OPENINGS THEREIN PERMITTING FLOW OF SUCH GAS INTO THE REACTOR, SAID DISTRIBUTING MEMBERS BEING SPACED BELOW SAID PARTITION AND SAID DISCHARGE DEVICES TERMINATING AT A LEVEL ABOVE SAID DISTRIBUTING MEMBERS TO PROVIDE A CONVERSION ZONE BETWEEN SAID LEVEL OF TERMINATION OF SAID DISCHARGE MEMBERS AND SAID GAS DISTRIBUTING MEMBERS, A LONGITUDINALLY EXTENDING VAPOR CONDUCTING TUBE PASSING THROUGH SAID PARTITION, SAID TUBE COMMUNICATING WITH THE INTERIOR OF SAID BEAM AND RISING VERTICALLY UPWARD THEREFROM, MEANS FOR INTRODUCING VAPORS INTO SAID REACTOR ABOVE SAID PARTITION, MEANS FOR WITHDRAWING VAPORS FROM SAID REACTOR AT A LEVAL INTERMEDIATE SAID PARTITION AND THE LEVEL OF TERMINATION OF SAID DISCHARGE DEVICES, A LIUID DISCHARGE NOZZLE WITHIN SAID REACTOR AT A POINT ABOVE SAID PARTITION, AND CONTACT MATERIAL DISTRIBUTING MEANS ABOVE SAID NOZZLE ARRANGED TO DIVERT CONTACT MATERIAL PASSING THROUGH SAID REACTOR FROM CONTACT WITH SAID DISCHARGE NOZZLE, SAID CONTACT MATERIAL DISTRIBUTING MEANS BEING ARRANGED TO DISCHARGE CONTACT MATERIAL TOWARD THE UPPER SURFACE OF SAID PARTITION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-15 | 1959-11-14 | 1960-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-15 | 1963-11-14 | 1964-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-15 | 1967-11-14 | 1968-05-15 | $7700.00 | Window Closed / Lapsed |