US2683656A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process control
Assignee: Phillips Petroleum Co
•
Filing: 1949-10-17
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Granted: 1954-07-13
•
Expires: 1969-10-17
Abstract
No abstract record available.
Inventors
- 👤 Bertrand J Mayland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:54
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/22; C01B3/32; C01B3/34; C01B3/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
APPARATUS FOR CONTROLLING A REACTION WHEREIN A SYNTHESIS GAS CONSISTING ESSENTIALLY OF CARBON MONOXIDE AND HYDROGEN IS FORMED BY THE PARTIAL COMBUSTION OF METHANE IN OXYGEN WHICH COMPRISES, IN COMBINATION, A REACTOR HAVING INLET AND OUTLET CONDUITS, A PHOTOELECTRIC CELL FOCUSED UPON A SURFACE IN SAID REACTOR, A SECOND PHOTOELECTRIC CELL, AN OPENING IN SAID REACTOR OPPOSITE SAID SECOND PHOTOELECTRIC CELL, MEANS FOR FOCUSING SAID SECOND CELL UPON SAID OPENING, A LINE FOR SUPPLYING OXYGEN TO SAID INLET CONDUIT, AN AUTOMATIC CONTROL VALVE IN SAID LINE, A CONTROLLER FOR OPERATING SAID VALVE, MEANS FOR FEEDING THE OUTPUT OF SAID FIRST CELL TO SAID CONTROLLER TO CLOSE SAID VALVE WHEN THE PHOTOELECTRIC CURRENT RISES ABOVE A PREDETERMINED VALUE, AND MEANS FOR FEEDING THE OUTPUT OF SAID SECOND PHOTOELECTRIC CELL TO SAID CONTROLLER TO OPEN SAID VALVE WHEN THE PHOTOELECTRIC CURRENT RISES ABOVE A PREDETERMINED VALUE.
Claim 2
Dependent Claim
144 words
APPARATUS FOR CONTROLLING A REACTION WHEREIN A SYNTHESIS GAS CONSISTING ESSENTIALLY OF CARBON MONOXIDE AND HYDROGEN IS FORMED BY THE PARTIAL COMBUSTION OF METHANE IN OXYGEN WHICH COMPRISES, IN COMBINATION, A REACTOR HAVING INLET AND OUTLET CONDUITS, A PHOTOELECTRIC CELL FOCUSED UPON A SURFACE IN SAID REACTOR, A SECOND PHOTOELECTRIC CELL, AN OPENING IN SAID REACTOR OPPOSITE SAID SECOND PHOTOELECTRIC CELL, MEANS FOR FOCUSING SAID SECOND CELL UPON SAID OPENING, A LINE FOR SUPPLYING OXYGEN TO SAID INLET CONDUIT, AN AUTOMATIC CONTROL VALVE IN SAID LINE, A CONTROLLER FOR OPERATING SAID VALVE, MEANS FOR FEEDING THE OUTPUT OF SAID FIRST CELL TO SAID CONTROLLER TO CLOSE SAID VALVE WHEN THE PHOTOELECTRIC CURRENT RISES ABOVE A PREDETERMINED VALUE, AND MEANS FOR FEEDING THE OUTPUT OF SAID SECOND PHOTOELECTRIC CELL TO SAID CONTROLLER TO OPEN SAID VALVE WHEN THE PHOTOELECTRIC CURRENT RISES ABOVE A PREDETERMINED VALUE.
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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) | 1957-07-12 | 1958-01-11 | 1958-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-12 | 1962-01-11 | 1962-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-12 | 1966-01-11 | 1966-07-13 | $7700.00 | Window Closed / Lapsed |