US3676071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for controlled production of hydrogen gas by the catalyzed and controlled decomposition of zirconium hydride and titanium hydride
Assignee: Olin Corp
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Filing: 1970-04-22
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Granted: 1972-07-11
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Expires: 1990-04-22
Abstract
Abstract A PROCESS FOR PRODUCING A CONTROLLED AMOUNT OF HYDROGEN GAS BY FOR CATALYZING AND CONTROLLING THE SOLID STATE DECOMPOSITION OF A MATERIAL WHICH RELEASES A GAS AT ELEVATED TEMPERATURES COMPRISING MIXING AND COMPACTING A DISCRETE PARTICULATE MATERIAL CONTAINING A MAJOR PROPORTION OF ALUMINUM WITH ZIRCONIUM HYDRIDE OR TITANIUM HYDRIDE. HEATING THE RESULTANT COMPACT AT A TEMPERATURE OF 850* TO 900* F. FOR AT LEAST FIVE MINUTES AND THEN HEATING SAID COMPACT AT A TEMPERATURE GREATER THAN THE DECOMPOSITION TEMPERATURE OF SAID DECOMPOSABLE MATERIAL.
Inventors
- 👤 Sidney E Speed
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:20
CPC Classifications
C; C22; C22C; C22C1/00; C22C1/08; B; B01; B01J; B01J7/00; C01; C01B; C01B3/00; C01B3/02; C01B3/04; C22C1/083; Y; Y02; Y02E; Y02E60/00; Y02E60/30; Y02E60/36
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-11 | 1976-01-10 | 1976-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-11 | 1980-01-10 | 1980-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-11 | 1984-01-10 | 1984-07-11 | $7700.00 | Window Closed / Lapsed |