US3083406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prilling device
Assignee: Stamicarbon BV
•
Filing: 1961-11-20
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Granted: 1963-04-02
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Expires: 1981-11-20
Abstract
No abstract record available.
Inventors
- 👤 Johan W Hoogendonk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:12
CPC Classifications
C; C05; C05C; C05C9/00; C05C9/005; B; B01; B01J; B01J2/00; B01J2/02; B01J2/04; B08; B08B; B08B17/00; C05C1/00; C05C1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A DEVICE FOR SPRAYING MELTS COMPRISING IN COMBINATION: A SHAFT; MEANS FOR ROTATING SAID SHAFT; A VESSEL MOUNTED ON SAID SHAFT FOR ROTATION THEREWITH, SAID VESSEL HAVING A BOTTOM WALL AND A CONICALLY SHAPED UPRIGHT WALL PROVIDED WITH A PLURALITY OF SPRAY OPENINGS THERETHROUGH; AND AT LEAST ONE ROTATORY ELEMENT ROLLING ALONG THE INNER WALL OF SAID VESSEL WHILE THE LATTER ROTATES, WHEREBY THE UPRIGHT WALL AND SPRAY OPENINGS ARE CONTINUALLY CLEANED.
Claim 2
Independent Claim
72 words
A DEVICE FOR SPRAYING MELTS COMPRISING IN COMBINATION: A SHAFT; MEANS FOR ROTATING SAID SHAFT; A VESSEL MOUNTED ON SAID SHAFT FOR ROTATION THEREWITH, SAID VESSEL HAVING A BOTTOM WALL AND A CONICALLY SHAPED UPRIGHT WALL PROVIDED WITH A PLURALITY OF SPRAY OPENINGS THERETHROUGH; AND AT LEAST ONE ROTATORY ELEMENT ROLLING ALONG THE INNER WALL OF SAID VESSEL WHILE THE LATTER ROTATES, WHEREBY THE UPRIGHT WALL AND SPRAY OPENINGS ARE CONTINUALLY CLEANED.
References Cited (Backward Citations)
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US2499026A
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |