US3264066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of hydrogen
Assignee: Pullman Inc
•
Filing: 1962-05-01
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Granted: 1966-08-02
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Expires: 1982-05-01
Abstract
No abstract record available.
Inventors
- 👤 Orlando J Quartulli
- 👤 Kao Shou
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:17
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/32; C01B3/34; C01B3/38; C01B3/382; C01B2203/00; C01B2203/02; C01B2203/0205; C01B2203/0227; C01B2203/0233; C01B2203/0244; C01B2203/12; C01B2203/1205; C01B2203/1211; C01B2203/1235; C01B2203/1247; C01B2203/14; C01B2203/142; Y; Y02; Y02P; Y02P20/00; Y02P20/10; Y02P20/129
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A METHOD FOR THE PRODUCTION OF HYDROGEN WHICH COMPRISES CONTACTING A VAPORIZED HYDROCARBON WITH STEAM IN THE PRESENCE OF REFORMING CATALYST IN A FIRST INDIRECTLY HEATED REFORMING ZONE TO PARTIALLY REFORM SAID HYDROCARBON, FURTHER HEATING EFFLUENT OF THE FIRST REFORMING ZONE BY HEAT EXCHANGE WITH A SECOND EFFLUENT TO BE DESCRIBED, CONTACTING FURTHER HEATED EFFLUENT OF THE FIRST REFORMING ZONE WITH STREAM AND AN OXYGEN-CONTAINING GAS IN THE PRESENCE OF REFORMING CATALYST IN A SECOND UNHEATED REFORMING ZONE TO SUBSTANTIALLY COMPLETE THE REFORMING OF SAID HYDROCARBON, AND COOLING EFFUENT OF THE SECOND REFORMING ZONE CONSTITUTING SAID SECOND EFFLUENT BY SAID HEAT EXCHANGE WITH EFFLUENT OF THE FIRST REFORMING ZONE.
Claim 2
Independent Claim
109 words
A METHOD FOR THE PRODUCTION OF HYDROGEN WHICH COMPRISES CONTACTING A VAPORIZED HYDROCARBON WITH STEAM IN THE PRESENCE OF REFORMING CATALYST IN A FIRST INDIRECTLY HEATED REFORMING ZONE TO PARTIALLY REFORM SAID HYDROCARBON, FURTHER HEATING EFFLUENT OF THE FIRST REFORMING ZONE BY HEAT EXCHANGE WITH A SECOND EFFLUENT TO BE DESCRIBED, CONTACTING FURTHER HEATED EFFLUENT OF THE FIRST REFORMING ZONE WITH STREAM AND AN OXYGEN-CONTAINING GAS IN THE PRESENCE OF REFORMING CATALYST IN A SECOND UNHEATED REFORMING ZONE TO SUBSTANTIALLY COMPLETE THE REFORMING OF SAID HYDROCARBON, AND COOLING EFFUENT OF THE SECOND REFORMING ZONE CONSTITUTING SAID SECOND EFFLUENT BY SAID HEAT EXCHANGE WITH EFFLUENT OF THE FIRST REFORMING ZONE.
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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |