US3626672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas scrubber apparatus
Assignee: Amercoat Corp
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Filing: 1969-04-14
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Granted: 1971-12-14
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Expires: 1989-04-14
Abstract
Abstract A GAS SCRUBBING DEVICE WHICH INCLUDES MEANS FOR SPRAYING LIQUID DOWNWARD WITHIN THE DEVICE, MEANS FOR INTRODUCING GAS SO THAT IT FLOWS UPWARD IN THE DEVICE AND IS SCRUBBED BY THE LIQUID, AND A DISK VALVE ADAPTED TO FORM WITH AN INTERNAL TAPERED WALL PORTION OF THE DEVICE AN ORIFICE THROUGH WHICH THE GAS FLOWS UPWARD, THE DISK VALVE BEING MOVABLE RELATIVE TO THE TAPERED WALL PORTION BY MEANS OUTSIDE THE DEVICE TO VARY THE EFFECTIVE SIZE OF THE ORIFICE, WHICH IN TURN REGUALTES GAS FLOW WITHIN THE DEVICE FOR MAXIMUM DISPERSION AND HENCE MAXIMUM SCRUBBING EFFICIENCY.
Inventors
- 👤 Harrison Griffin Burbidge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:22
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-12-13 | 1975-06-14 | 1975-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-13 | 1979-06-14 | 1979-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-13 | 1983-06-14 | 1983-12-14 | $7700.00 | Window Closed / Lapsed |