US2779714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon reforming process
Assignee: Hydrocarbon Research Inc
•
Filing: 1953-06-30
•
Granted: 1957-01-29
•
Expires: 1973-06-30
Abstract
No abstract record available.
Inventors
- 👤 Percival C Keith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:12
CPC Classifications
C; C10; C10G; C10G35/00; C10G35/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A PROCESS FOR REFORMING A HYDROCARBON STOCK WHICH COMPRISES INTRODUCING INTO A REFORMAMTION ZONE A MIXTURE OF SAID STOCK AND HYDROGEN AT A TEMPERATURE OF AT LEAST ABOUE 50* F. BELOW THE TEMPERATURE OF THE PRODUCTS OF REFORMATION LEAVING SAID REFORMATION ZONE, SAID REFORMATION ZONE CONTAINING A REFORMING CATALYST AND BEING MAINTAINED AT A PRESSURE IN THE RANGE OF ABOUT 100 TO 500 P.S.I.GA., HEATING SAID MIXTURE DURING PASSAGE THROUGH SAID REFORMATION ZONE BY INDIREDT HEAT EXCHANGE UNDER ISOTHERMAL CONDITIONS WITH CONDENSING MERCURY VAPORS, THE TEMPERATURE DIFFERENTIAL BETWEEN THE CONDENSING MERCURY VAPORS AND THE MIXTURE PASSING THROUGH THE REFORMATION ZONE BEING NOT MORE THAN ABOUT 75* F., AND THEREBY MAAINTAING REFORMATION TEMPERATURES OF THE MIXTURE UNDERGOING REFORMING WITHIN A SPREAD OF NOT MORE THAN ABOUT 25* F., AND REMOVING SAID PRODUCTS OF REFORMATION ZONE.
Claim 2
Dependent Claim
134 words
A PROCESS FOR REFORMING A HYDROCARBON STOCK WHICH COMPRISES INTRODUCING INTO A REFORMAMTION ZONE A MIXTURE OF SAID STOCK AND HYDROGEN AT A TEMPERATURE OF AT LEAST ABOUE 50* F. BELOW THE TEMPERATURE OF THE PRODUCTS OF REFORMATION LEAVING SAID REFORMATION ZONE, SAID REFORMATION ZONE CONTAINING A REFORMING CATALYST AND BEING MAINTAINED AT A PRESSURE IN THE RANGE OF ABOUT 100 TO 500 P.S.I.GA., HEATING SAID MIXTURE DURING PASSAGE THROUGH SAID REFORMATION ZONE BY INDIREDT HEAT EXCHANGE UNDER ISOTHERMAL CONDITIONS WITH CONDENSING MERCURY VAPORS, THE TEMPERATURE DIFFERENTIAL BETWEEN THE CONDENSING MERCURY VAPORS AND THE MIXTURE PASSING THROUGH THE REFORMATION ZONE BEING NOT MORE THAN ABOUT 75* F., AND THEREBY MAAINTAING REFORMATION TEMPERATURES OF THE MIXTURE UNDERGOING REFORMING WITHIN A SPREAD OF NOT MORE THAN ABOUT 25* F., AND REMOVING SAID PRODUCTS OF REFORMATION ZONE.
References Cited (Backward Citations)
US2423833A
Cited
US2642381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |