US3093468A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas scrubber
Assignee: DUCON CO
•
Filing: 1961-01-23
•
Granted: 1963-06-11
•
Expires: 1981-01-23
Abstract
No abstract record available.
Inventors
- 👤 Krochta Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:47
CPC Classifications
B; B04; B04C; B04C9/00; B04C11/00; B04C3/00; Y; Y10; Y10S; Y10S261/00; Y10S261/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
A GAS SCRUBBER FOR GAS LADEN WITH SUSPENDED PARTICULATES INCLUDING AN UPRIGHT SHELL, SAID SHELL COMPRISING A BASAL SLUDGE OUTLET, A TOP CLEAN GAS OUTLET, AND A CYLINDRICAL SECTION INTERMEDIATE SAID BASAL SLUDGE OUTLET AND SAID TOP CLEAN GAS OUTLET, A DIRTY GAS INLET ENTERING SAID CYLINDRICAL SECTION TANGENTIALLY THEREOF, A SLIDABLE VALVE ELEMENT DISPOSED WITHIN SAID DIRTY GAS INLET AT A SPACED DISTANCE FROM THE TANGENTIAL ENTRANCE OF SAID DIRTY GAS INLET, SAID SLIDABLE VALUE ELEMENT DEFINING AN ORIFICE HAVING AN APPRECIABLEY REDUCED CROSS-SECTIONAL AREA COMPARED TO THE CROSS-SECTIONAL AREA OF THE ADJACENT PORTIONS OF SAID DIRTY GAS INLETM AND A WASH LIQUID NOZZLE SPACES FROM THE SIDE OF THE SLIDE VALVE ELEMENT WHICH IS REMOTE FROM THE TANGENTIAL ENTRANCE OF THE DIRTY GAS INLET INTO THE CYLINDRICAL SECTION, WITH THE DISCHARGE OPENING OF SAID NOZZLE BEING IN A POSITION TO IMPINGE UPON THE SLIDABLE VALVE ELEMENT, WHEREBY THE LIQUID DISCHARGE FROM SAID NOZZLE IMPINGES UPON THE SLIDABLE VALVE ELEMENT.
Claim 2
Dependent Claim
161 words
A GAS SCRUBBER FOR GAS LADEN WITH SUSPENDED PARTICULATES INCLUDING AN UPRIGHT SHELL, SAID SHELL COMPRISING A BASAL SLUDGE OUTLET, A TOP CLEAN GAS OUTLET, AND A CYLINDRICAL SECTION INTERMEDIATE SAID BASAL SLUDGE OUTLET AND SAID TOP CLEAN GAS OUTLET, A DIRTY GAS INLET ENTERING SAID CYLINDRICAL SECTION TANGENTIALLY THEREOF, A SLIDABLE VALVE ELEMENT DISPOSED WITHIN SAID DIRTY GAS INLET AT A SPACED DISTANCE FROM THE TANGENTIAL ENTRANCE OF SAID DIRTY GAS INLET, SAID SLIDABLE VALUE ELEMENT DEFINING AN ORIFICE HAVING AN APPRECIABLEY REDUCED CROSS-SECTIONAL AREA COMPARED TO THE CROSS-SECTIONAL AREA OF THE ADJACENT PORTIONS OF SAID DIRTY GAS INLETM AND A WASH LIQUID NOZZLE SPACES FROM THE SIDE OF THE SLIDE VALVE ELEMENT WHICH IS REMOTE FROM THE TANGENTIAL ENTRANCE OF THE DIRTY GAS INLET INTO THE CYLINDRICAL SECTION, WITH THE DISCHARGE OPENING OF SAID NOZZLE BEING IN A POSITION TO IMPINGE UPON THE SLIDABLE VALVE ELEMENT, WHEREBY THE LIQUID DISCHARGE FROM SAID NOZZLE IMPINGES UPON THE SLIDABLE VALVE ELEMENT.
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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) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |