US3173756A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double nitrate salts and methods for their preparation
Assignee: Monsanto Co
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Filing: 1960-11-16
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Granted: 1965-03-16
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Expires: 1980-11-16
Abstract
No abstract record available.
Inventors
- 👤 Edward J Griffith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:53
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/16; C07D295/18; C07D295/182; C07D295/185; C01; C01F; C01F5/00; C01F5/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A DIMENSIONALLY STABILIZED AMMONIUM NITRATE COMPOSITION CONTAINING AT LEAST ABOUT 0.3% OF A DOUBLE SALT OF THE FORMULA NH4MG(NO3)3, SAID STABILIZED COMPOSITION HAVING A MOISTURE CONTENT BELOW ABOUT 5% BY WEIGHT.
Claim 2
Independent Claim
99 words
A METHOD OF MAKING DOUBLE SALTS OF THE FORMULA (NH4)NMG(NO3)N+2, WHEREIN N REPRESENTS AN ODD NUMBERED INTEGER FROM 1 TO 3 INCLUSIVE, WHICH COMPRISES ADDING A MAGNESIUM COMPOUND SELECTED FROM THE GROUP CONSISTING OF MAGNESIUM OXIDE, MAGNESIUM NITRATE, MAGNESIUM CARBONATE AND MAGNESIUM HYDROXIDE TO MOLTEN AMMONIUM NITRATE HAVING A MOISTURE CONTENT OF LESS THAN ABOUT 5% BY WEIGHT AND A FREE NITRIC ACID CONTENT NOT SUBSTANTIALLY IN EXCESS OF THAT NECESSARY FOR THE TRANSFORMATION OF SAID MAGNESIUM COMPOUND INTO MAGNESIUM NITRATE, STIRRING THE MOLTEN MIXTURE UNTIL A CLEAR SOLUTION IS OBTAINED, AND THEREAFTER COOLING SAID MIXTURE TO EFFECT SOLIDIFICATION.
References Cited (Backward Citations)
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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) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |