US2723183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for production of ammonium nitrate
Assignee: Commercial Solvents Corp
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Filing: 1953-03-03
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Granted: 1955-11-08
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Expires: 1973-03-03
Abstract
No abstract record available.
Inventors
- 👤 Jr John J Dorsey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:52
CPC Classifications
C; C01; C01C; C01C1/00; C01C1/18; C01C1/185
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
IN A PROCESS FOR PRODUCING AMMONIUM NITRATE BY REACTING NITRIC ACID AND AMMONIA AT ELEVATED TEMPERATURE AND CONTINUOUSLY REMOVING STEAM AND MOLTEN AMMONIUM NITRATE AS REACTION PRODUCTS, THE IMPROVEMENT WHICH COMPRISES DISSOLVING FROM ABOUT 5% TO ABOUT 30% SOLID AMMONIUM NITRATE BY WEIGHT IN THE NITIC ACID FEED.
Claim 2
Dependent Claim
48 words
IN A PROCESS FOR PRODUCING AMMONIUM NITRATE BY REACTING NITRIC ACID AND AMMONIA AT ELEVATED TEMPERATURE AND CONTINUOUSLY REMOVING STEAM AND MOLTEN AMMONIUM NITRATE AS REACTION PRODUCTS, THE IMPROVEMENT WHICH COMPRISES DISSOLVING FROM ABOUT 5% TO ABOUT 30% SOLID AMMONIUM NITRATE BY WEIGHT IN THE NITIC ACID FEED.
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) | 1958-11-07 | 1959-05-09 | 1959-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-07 | 1963-05-09 | 1963-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-07 | 1967-05-09 | 1967-11-08 | $7700.00 | Window Closed / Lapsed |