US3301485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making frozen particles
Assignee: Individual
•
Filing: 1964-09-14
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Granted: 1967-01-31
•
Expires: 1984-09-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Tropeano
- 👤 Philip L Tropeano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:53
CPC Classifications
F; F25; F25C; F25C3/00; F25C3/04; F25C2303/00; F25C2303/048; F25C2303/0481
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A METHOD OF MAKING FROZEN PARTICLES FROM A LIQUID MATERIAL WHICH COMPRISES CONDUCTING INTO A MIXING CHAMBER FLOWS OF COMPRESSED AIR AND PRESSURIZED LIQUID TO FORM A MASS OF ATOMIZED LIQUID PARTICLES, INTRODUCING INTO THE MASS OF ATOMIZED PARTICLES WHILE IN A CONFINED STATE A VOLUME OF ASPIRATED COLD AMBIENT AIR AND DISCHARGING THE MASS AGAINST HELICAL DEFLECTING SURFACES AND DISPERSING THE ATOMIZED PARTICLES INTO AN AMBIENT FREEZING ATMOSPHERE TO PROVIDE A ROTATING MASS OF CONICALLY DIVERGING PARTICLES WHICH OCCUR IN A FROZEN STATE.
Claim 2
Independent Claim
84 words
A METHOD OF MAKING FROZEN PARTICLES FROM A LIQUID MATERIAL WHICH COMPRISES CONDUCTING INTO A MIXING CHAMBER FLOWS OF COMPRESSED AIR AND PRESSURIZED LIQUID TO FORM A MASS OF ATOMIZED LIQUID PARTICLES, INTRODUCING INTO THE MASS OF ATOMIZED PARTICLES WHILE IN A CONFINED STATE A VOLUME OF ASPIRATED COLD AMBIENT AIR AND DISCHARGING THE MASS AGAINST HELICAL DEFLECTING SURFACES AND DISPERSING THE ATOMIZED PARTICLES INTO AN AMBIENT FREEZING ATMOSPHERE TO PROVIDE A ROTATING MASS OF CONICALLY DIVERGING PARTICLES WHICH OCCUR IN A FROZEN STATE.
References Cited (Backward Citations)
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Cited
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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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |