US2601221A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dissociation of ammonia
Assignee: Baker and Co Inc
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Filing: 1949-03-29
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Granted: 1952-06-17
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Expires: 1969-03-29
Abstract
No abstract record available.
Inventors
- 👤 Edgar F Rosenblatt
- 👤 Johan G Cohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:23
CPC Classifications
C; C01; C01B; C01B21/00; C01B21/02; B; B01; B01J; B01J23/00; B01J23/38; B01J23/40; B01J23/42; B01J23/46; C01B3/00; C01B3/02; C01B3/04; C01B3/047; B01J37/00; B01J37/02; B01J37/03; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/36
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
103 words
THE METHOD OF CONVERTING AMMONIA INTO NITROGEN AND HYDROGEN, COMPRISING PASSING A MIXTURE OF GASEOUS AMMONIA AND AN OXYGEN CONTAINING GAS OVER A SUPPORTED CATALYST TO COMBUST SOME OF THE AMMONIA TO NITROGEN, SAID MIXTURE PASSING OVER SAID CATALYST AT A TEMPERATURE OF AT LEAST 500* C., AND OVER A SUPPORTED CATALYST TO CRACK AT LEAST SOME OF THE REMAINING AMMONIA, UTILIZING THE HEAT OF THE COMBUSTION REACTION TO SUPPLY AT LEAST PART OF THE HEAT REQUIRED FOR THE CRACKING REACTION, THE CONCENTRATION OF OXYGEN IN SAID MIXTURE BEING SUCH THAT OXYGEN IS PRESENT IN AN AMOUNT NOT EXCEEDING 75% OF THE AMMONIA.
References Cited (Backward Citations)
US1845785A
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US1988781A
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US2018760A
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US2013652A
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US2267753A
Cited
US2475155A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-06-17 | 1955-12-17 | 1956-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-06-17 | 1959-12-17 | 1960-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-06-17 | 1963-12-17 | 1964-06-17 | $7700.00 | Window Closed / Lapsed |