US3105735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of ammonium perchlorate
Assignee: Individual
•
Filing: 1961-07-21
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Granted: 1963-10-01
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Expires: 1981-07-21
Abstract
No abstract record available.
Inventors
- 👤 Ayerst Ronald Percy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:41
CPC Classifications
C; C01; C01B; C01B11/00; C01B11/16; C01B11/18; C01B11/185
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
PROCESS FOR THE PRODUCTION OF AMMONIUM PERCHLORATE WHICH COMPRISES TREATING AN AQUEOUS SOLUTION OF SODIUM PERCHLORATE WITH CARBON DIOXIDE AND GASEOUS AMMONIA TO FORM AMMONIUM PERCHLORATE AND SODIUM CARBONATE, COOLING THE MOTHER LIQUOR FORMED BY THE AQUEOUS SOLUTION TO CRYSTALLIZE AMMONIUM PERCHLORATE, SATURATING THE MOTHER LIQUOR WITH CARBON DIOXIDE AT A TEMPERATURE OF ABOUT 0* TO 60*C. TO PRECIPITATE SODIUM BICARBONATE, SEPARATING THE PRECIPITATED SODIUM BICARBONATE FROM THE MOTHER LIQUOR, EVAPORATING THE SAID LIQUOR TO REMOVE WATER AND TO EXPEL CARBON DIOXIDE AND GASEOUS AMMONIA, CONDENSING AND REJECTING THE SAID WATER AND RECYCLING CARBON DIOXIDE, GASEOUS AMMONIA AND THE RESIDUAL AQUEOUS SOLUTION FROM THE EVAPORATION TO THE INITIAL STAGE OF THE PROCESS.
Claim 2
Dependent Claim
112 words
PROCESS FOR THE PRODUCTION OF AMMONIUM PERCHLORATE WHICH COMPRISES TREATING AN AQUEOUS SOLUTION OF SODIUM PERCHLORATE WITH CARBON DIOXIDE AND GASEOUS AMMONIA TO FORM AMMONIUM PERCHLORATE AND SODIUM CARBONATE, COOLING THE MOTHER LIQUOR FORMED BY THE AQUEOUS SOLUTION TO CRYSTALLIZE AMMONIUM PERCHLORATE, SATURATING THE MOTHER LIQUOR WITH CARBON DIOXIDE AT A TEMPERATURE OF ABOUT 0* TO 60*C. TO PRECIPITATE SODIUM BICARBONATE, SEPARATING THE PRECIPITATED SODIUM BICARBONATE FROM THE MOTHER LIQUOR, EVAPORATING THE SAID LIQUOR TO REMOVE WATER AND TO EXPEL CARBON DIOXIDE AND GASEOUS AMMONIA, CONDENSING AND REJECTING THE SAID WATER AND RECYCLING CARBON DIOXIDE, GASEOUS AMMONIA AND THE RESIDUAL AQUEOUS SOLUTION FROM THE EVAPORATION TO THE INITIAL STAGE OF THE PROCESS.
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) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |