US2647041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of hydrogen from hydrocarbons
Assignee: Phillips Petroleum Co
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Filing: 1946-04-15
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Granted: 1953-07-28
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Expires: 1966-04-15
Abstract
No abstract record available.
Inventors
- 👤 Sam P Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:14
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/22; C01B3/24; C10; C10G; C10G11/00; C10G11/02; C10G11/14; C10G11/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A CONTINUOUS PROCESS FOR PRODUCING HYDROGEN WHICH COMPRISES CONTINUOUSLY PASSING A HYDROCARBON GAS THRU A REACTION ZONE IN CONTACT WITH A COMPACT COUNTERCURRENT STREAM OF HOT PEBBLES ESSENTIALLY CONSTITUTED OF AT LEAST ONE METALLIC MATERIAL OF THE CLASS CONSISTING OF IRON, NICKEL, CHROMIUM, AND COPPER AND AT SUCH A TEMPERATURE THAT SAID GAS IS SUBSTANTIALLY CRACKED TO HYDROGEN AND CARBON, TRANSFERRING SAID PEBBLES FROM SAID REACTION ZONE TO A HEATING ZONE, REHEATING SAID PEBBLES TO ABOVE CRACKING TEMPERATURE BY CONTACTING THEM IN SAID HEATING ZONE WITH A COUNTERCURRENT STREAM OF WATER GAS AND HOT BLUE GAS DEVOID OF FREE OXYGEN, WHEREBY SUBSTANTIAL OXIDATION OF SAID PEBBLES IS AVOIDED, TRANSFERRING SAID PEBBLES TO SAID REACTION ZONE TO COMPLETE A CYCLE OF OPERATION, AND RECOVERING THE HYDROGEN PRODUCED.
Claim 2
Dependent Claim
126 words
A CONTINUOUS PROCESS FOR PRODUCING HYDROGEN WHICH COMPRISES CONTINUOUSLY PASSING A HYDROCARBON GAS THRU A REACTION ZONE IN CONTACT WITH A COMPACT COUNTERCURRENT STREAM OF HOT PEBBLES ESSENTIALLY CONSTITUTED OF AT LEAST ONE METALLIC MATERIAL OF THE CLASS CONSISTING OF IRON, NICKEL, CHROMIUM, AND COPPER AND AT SUCH A TEMPERATURE THAT SAID GAS IS SUBSTANTIALLY CRACKED TO HYDROGEN AND CARBON, TRANSFERRING SAID PEBBLES FROM SAID REACTION ZONE TO A HEATING ZONE, REHEATING SAID PEBBLES TO ABOVE CRACKING TEMPERATURE BY CONTACTING THEM IN SAID HEATING ZONE WITH A COUNTERCURRENT STREAM OF WATER GAS AND HOT BLUE GAS DEVOID OF FREE OXYGEN, WHEREBY SUBSTANTIAL OXIDATION OF SAID PEBBLES IS AVOIDED, TRANSFERRING SAID PEBBLES TO SAID REACTION ZONE TO COMPLETE A CYCLE OF OPERATION, AND RECOVERING THE HYDROGEN PRODUCED.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-27 | 1957-01-26 | 1957-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-27 | 1961-01-26 | 1961-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-27 | 1965-01-26 | 1965-07-28 | $7700.00 | Window Closed / Lapsed |