US3165382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decomposition of hydrazine
Assignee: Specialties Development Corp
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Filing: 1961-07-06
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Granted: 1965-01-12
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Expires: 1981-07-06
Abstract
No abstract record available.
Inventors
- 👤 Mark R Forte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:32
CPC Classifications
C; C01; C01B; C01B3/00; C01B3/02; C01B3/04; C01B21/00; C01B21/02; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
128 words
IN A PROCESS WHEREIN HYDRAZINE IS INITIALY THERMALLY DECOMPOSED TO PRODUCE A MIXTURE OF AMMONIA AND NITROGEN HAVING A TEMPERATURE OF ABOUT 2500*F., THE STEP WHICH CONSISTS IN PROMOTING THE DECOMPOSITION OF THE MIXTURE TO NITROGEN AND HYDROGEN BY PASSING THE MIXTURE THROUGH A DECOMPOSITION CHAMBER AND CONTACTING A PERFORATED STRUCTURE IN THE CHAMBER COMPOSED OF AN ALLOY CONSISTING ESSENTIALLY OF BETWEEN ABOUT 60% AND ABOUT 85% NICKEL, BETWEEN ABOUT ZERO AND ABOUT 25% IRON AND BETWEEN ABOUT 11% AND ABOUT 22% CHROMIUM, THE ALLOY BEING CHARACTERIZED IN THAT IT INSTANTLY PROMOTES THE DECOMPOSITION OF THE MIXTURE TO REDUCE THE TEMPERATURE THEREOF WITHIN THE CHAMBER, MAINTAINS THE TEMPERATURE WITHIN THE CHAMBER AT ABOUT 1800*F., RESISTS NITRIDING, DISINTEGRATION AND EROSION, AND HAS A USEFUL LIFE OF ABOUT FIFTY HOURS.
Claim 2
Dependent Claim
128 words
IN A PROCESS WHEREIN HYDRAZINE IS INITIALY THERMALLY DECOMPOSED TO PRODUCE A MIXTURE OF AMMONIA AND NITROGEN HAVING A TEMPERATURE OF ABOUT 2500*F., THE STEP WHICH CONSISTS IN PROMOTING THE DECOMPOSITION OF THE MIXTURE TO NITROGEN AND HYDROGEN BY PASSING THE MIXTURE THROUGH A DECOMPOSITION CHAMBER AND CONTACTING A PERFORATED STRUCTURE IN THE CHAMBER COMPOSED OF AN ALLOY CONSISTING ESSENTIALLY OF BETWEEN ABOUT 60% AND ABOUT 85% NICKEL, BETWEEN ABOUT ZERO AND ABOUT 25% IRON AND BETWEEN ABOUT 11% AND ABOUT 22% CHROMIUM, THE ALLOY BEING CHARACTERIZED IN THAT IT INSTANTLY PROMOTES THE DECOMPOSITION OF THE MIXTURE TO REDUCE THE TEMPERATURE THEREOF WITHIN THE CHAMBER, MAINTAINS THE TEMPERATURE WITHIN THE CHAMBER AT ABOUT 1800*F., RESISTS NITRIDING, DISINTEGRATION AND EROSION, AND HAS A USEFUL LIFE OF ABOUT FIFTY HOURS.
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) | 1968-01-12 | 1968-07-13 | 1969-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-12 | 1972-07-13 | 1973-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-12 | 1976-07-13 | 1977-01-12 | $7700.00 | Window Closed / Lapsed |