US3248093A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refractory slurry mixer and applicator
Assignee: Quigley Co Inc
•
Filing: 1963-10-25
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Granted: 1966-04-26
•
Expires: 1983-10-25
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Demaison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:09
CPC Classifications
B; B01; B01F; B01F23/00; B01F23/50; B01F23/59; B28; B28C; B28C5/00; B28C5/46; B28C5/466
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A REFRACTORY SLURRY APPLICATOR COMPRISING, IN COMBINATION, A DISCHARGE NOZZLE, A SUPPLY TANK FOR CONTAINING A SPRAYABLE SLURRY OF REFRACTORY MATERIAL MIXED WITH LIQUID, A HYDRAULIC PUMP, A CONNECTION BETWEEN THE DISCHARGE SIDE OF THE PUMP AND THE DISCHARGE NOZZLE, A SLURRY SUPPLY LINE LEADING FROM THE TANK TO THE INLET SIDE OF THE PUMP, AND A LIQUID INJECTION NOZZLE LOCATED IN THE SLURRY SUPPLY LINE AT A POINT IN ADVANCE OF THE PUMP AND ARRANGED TO DISCHARGE THE LIQUID IN THE DIRECTION OF FLOW OF THE SLURRY OF THE PUMP.
Claim 2
Dependent Claim
91 words
A REFRACTORY SLURRY APPLICATOR COMPRISING, IN COMBINATION, A DISCHARGE NOZZLE, A SUPPLY TANK FOR CONTAINING A SPRAYABLE SLURRY OF REFRACTORY MATERIAL MIXED WITH LIQUID, A HYDRAULIC PUMP, A CONNECTION BETWEEN THE DISCHARGE SIDE OF THE PUMP AND THE DISCHARGE NOZZLE, A SLURRY SUPPLY LINE LEADING FROM THE TANK TO THE INLET SIDE OF THE PUMP, AND A LIQUID INJECTION NOZZLE LOCATED IN THE SLURRY SUPPLY LINE AT A POINT IN ADVANCE OF THE PUMP AND ARRANGED TO DISCHARGE THE LIQUID IN THE DIRECTION OF FLOW OF THE SLURRY OF THE PUMP.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |