US3119667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for hydrogen production
Assignee: Pullman Inc
•
Filing: 1961-01-31
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Granted: 1964-01-28
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Expires: 1981-01-31
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Mcmahon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:05
CPC Classifications
B; B01; B01J; B01J23/00; B01J23/70; C; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/38; C01B3/40; B01J37/00; B01J37/02; B01J37/0201; C01B2203/00; C01B2203/10; C01B2203/1041; C01B2203/1047; C01B2203/1052; Y; Y02; Y02P; Y02P20/00; Y02P20/50; Y02P20/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A PROCESS FOR THE REFORMING OF A HYDROCARBON WITH STEAM TO PRODUCE HYDROGEN WHICH COMPRISES CONTACTING STEAM AND A HYDROCARBON IN THE PRESENCE OF A CATALYST COMPRISING NICKEL AND A REFRACTORY MATERIAL AND CONTAINING AT LEAST 0.5 WEIGHT PERCENT OF AN ADDED LAKALINE METAL COMPOUND, CALCULATED AS THE METAL, AT AN ELEVATED TEMPERATURE SUCH THAT HYDROGEN IS PRODUCED.
Claim 2
Dependent Claim
58 words
A PROCESS FOR THE REFORMING OF A HYDROCARBON WITH STEAM TO PRODUCE HYDROGEN WHICH COMPRISES CONTACTING STEAM AND A HYDROCARBON IN THE PRESENCE OF A CATALYST COMPRISING NICKEL AND A REFRACTORY MATERIAL AND CONTAINING AT LEAST 0.5 WEIGHT PERCENT OF AN ADDED LAKALINE METAL COMPOUND, CALCULATED AS THE METAL, AT AN ELEVATED TEMPERATURE SUCH THAT HYDROGEN IS PRODUCED.
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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) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |