US2756182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Desulfurization of hydrocarbons with an iron group carbonyl impregnated on an adsorbent
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1955-01-12
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Granted: 1956-07-24
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Expires: 1975-01-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles Newton Kimberlin
- 👤 Mason Ralph Burgess
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:55
CPC Classifications
C; C10; C10G; C10G25/00; C10G29/00; C10G29/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
THE METHOD OF DESULFURIZING A SULFUR-CONTAINING MIXTURE OF HYDROCARBONS WHICH COMPRISES CONTACTING THE MIXTURE IN A TREATING ZONE WITH AN IRON GROUP METAL CARBONYL IN THE PRESENCE OF A PARTICULATE SOLID OF LARGE SURFACE AREA AND AT A PRESSURE AND TEMPERATURE ADAPTED TO DECOMPOSE THE METAL CARBONYL INTO THE METAL ITSELF AND CARBON MONOXIDE, MAINTAINING SAID HYDROCARBON MIXTURE AND SAID METAL CARBONYL WITHIN THE TREATING ZONE FOR A PERIOD OF ABOUT 0.5 TO 5 HOURS, THE TOTAL AMOUNT OF SAID METAL CARBONYL BEING SUFFICIENT TO PROVIDE AT LEAST 1 MOL OF SAID METAL PER MOL OF SULFUR THAT IS INTRODUCED WITHIN THE ZONE, AND WITHDRAWING THE DESULFURIZED HYDROCARBON MIXTURE FROM THE ZONE.
Claim 2
Independent Claim
112 words
THE METHOD OF DESULFURIZING A SULFUR-CONTAINING MIXTURE OF HYDROCARBONS WHICH COMPRISES CONTACTING THE MIXTURE IN A TREATING ZONE WITH AN IRON GROUP METAL CARBONYL IN THE PRESENCE OF A PARTICULATE SOLID OF LARGE SURFACE AREA AND AT A PRESSURE AND TEMPERATURE ADAPTED TO DECOMPOSE THE METAL CARBONYL INTO THE METAL ITSELF AND CARBON MONOXIDE, MAINTAINING SAID HYDROCARBON MIXTURE AND SAID METAL CARBONYL WITHIN THE TREATING ZONE FOR A PERIOD OF ABOUT 0.5 TO 5 HOURS, THE TOTAL AMOUNT OF SAID METAL CARBONYL BEING SUFFICIENT TO PROVIDE AT LEAST 1 MOL OF SAID METAL PER MOL OF SULFUR THAT IS INTRODUCED WITHIN THE ZONE, AND WITHDRAWING THE DESULFURIZED HYDROCARBON MIXTURE FROM THE ZONE.
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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) | 1959-07-24 | 1960-01-23 | 1960-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-24 | 1964-01-23 | 1964-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-24 | 1968-01-23 | 1968-07-24 | $7700.00 | Window Closed / Lapsed |