US3212944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ammonium nitrate compositions containing hydratable metal salts and methods for producing the same
Assignee: Monsanto Co
•
Filing: 1961-05-10
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Granted: 1965-10-19
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Expires: 1981-05-10
Abstract
No abstract record available.
Inventors
- 👤 John E Lyon
- 👤 John R Parks
- 👤 Jr Joseph G Stites
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:05
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/30; C; C01; C01C; C01C1/00; C01C1/18; C06; C06B; C06B21/00; C06B21/0033; C06B21/0066; C06B31/00; C06B31/28; Y; Y10; Y10S; Y10S149/00; Y10S149/11; Y10S149/112
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
A FREE-FLOWING COMPOSITION ESPECIALLY SUITABLE FOR USE IN THE FIELD OF EXPLOSIVES COMPRISING PRILLED AMMONIUM NITRATE, AT LEAST ABOUT 80% BY WEIGHT OF WHICH IS PRESENT AS PRILLS OF A SIZE LESS THAN ABOUT 20 MESH, SAID PRILLS HAVING A BULK DENSITY OF AT LEAST 62 POUNDS PER CUBIC FOOT AND CONTAINING BETWEEN ABOUT 0.02% AND ABOUT 5% BY WEIGHT, CALCULATED ON AN ANHYDROUS BASIS, OF A HYDRATABLE INORGANIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM NITRATE, ALUMINUM NITRATE, IRON NITRATE, CALCIUM NITRATE, ZINC NITRATE, MAGNESIUM SULFATE, MAGNESIUM OXIDE AND MAGNESIUM CARBONATE AND AN AMOUNT OF WATER LESS THAN THAT REQUIRED FOR THE COMPLETE HYDRATION OF SAID ORGANIC MATERIAL, THE TOTAL AMOUNT OF EXPLOSIVELY INERT MATERIAL IN SAID COMPOSITION BEING BELOW ABOUT 6% BY WEIGHT.
Claim 2
Dependent Claim
126 words
A FREE-FLOWING COMPOSITION ESPECIALLY SUITABLE FOR USE IN THE FIELD OF EXPLOSIVES COMPRISING PRILLED AMMONIUM NITRATE, AT LEAST ABOUT 80% BY WEIGHT OF WHICH IS PRESENT AS PRILLS OF A SIZE LESS THAN ABOUT 20 MESH, SAID PRILLS HAVING A BULK DENSITY OF AT LEAST 62 POUNDS PER CUBIC FOOT AND CONTAINING BETWEEN ABOUT 0.02% AND ABOUT 5% BY WEIGHT, CALCULATED ON AN ANHYDROUS BASIS, OF A HYDRATABLE INORGANIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM NITRATE, ALUMINUM NITRATE, IRON NITRATE, CALCIUM NITRATE, ZINC NITRATE, MAGNESIUM SULFATE, MAGNESIUM OXIDE AND MAGNESIUM CARBONATE AND AN AMOUNT OF WATER LESS THAN THAT REQUIRED FOR THE COMPLETE HYDRATION OF SAID ORGANIC MATERIAL, THE TOTAL AMOUNT OF EXPLOSIVELY INERT MATERIAL IN SAID COMPOSITION BEING BELOW ABOUT 6% BY WEIGHT.
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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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |