US3358413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wet scrubber for dirty gases
Assignee: Combustion Engineering Inc
•
Filing: 1966-12-28
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Granted: 1967-12-19
•
Expires: 1986-12-28
Abstract
No abstract record available.
Inventors
- 👤 Peter W Kalika
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:13
CPC Classifications
B; B01; B01D; B01D47/00; B01D47/16; Y; Y10; Y10S; Y10S261/00; Y10S261/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
IN A WET SCRUBBER FOR REMOVING IMPURITIES FROM DIRTY GASES, AN UPRIGHT, CYLINDRICAL HOUSING, A ROTATABLE CYLINDER MOUNTED IN CONCENTRIC RELATIONSHIP WITHIN THE HOUSING, THUS FORMING AN ANNULAR FLOW PASSAGE BETWEEN THE HOUSING AND CYLINDER, INLET MEANS IN THE UPPER PORTION OF THE HOUSING THROUGH WHICH DIRTY GASES ENTER, VENTURI MEANS IN THE UPPER PORTION OF THE ANNULAR FLOW PASSAGE, THE OPENINGS IN THE VENTTURI MEANS BEING LOCATED SO AS TO CAUSE THE DIRTY GASES FLOWING THERETHROUGH TO MOVE IN A SPIRAL DIRECTION DOWN THROUGH THE ANNULAR FLOW PASSAGE, FIRST SPRAY MEANS FOR SPRAYING A LIQUID INTO THE OPENINGS IN THE VENTURI MEANS, SECOND SPRAY MEANS FOR SPRAYING A LIQUID INTO THE ANNULAR FLOW PASSAGE BENEATH THE VENTURI MEANS, FLOW DIRECTING MEANS POSITIONED IN THE LOWER PORTION OF THE HOUSING FOR CAUSING THE DOWNWARDLY FLOWING GASES TO REVERSE THEIR DIRECTION AND ENTER THE SPACE WITHIN THE ROTATABLE CYLINDER, VORTEX MEANS POSITIONED CENTRALLY WITHIN THE ROTATABLE CYLINDER, SAID VORTEX MEANS HAVING AN UPPER BULB-SHAPED PORTION, AND OUTLET MEANS IN THE UPPER PORTION OF THE ROTATABLE CYLINDER THROUGH WHICH CLEAN GASES ARE DISCHARGED.
Claim 2
Dependent Claim
181 words
IN A WET SCRUBBER FOR REMOVING IMPURITIES FROM DIRTY GASES, AN UPRIGHT, CYLINDRICAL HOUSING, A ROTATABLE CYLINDER MOUNTED IN CONCENTRIC RELATIONSHIP WITHIN THE HOUSING, THUS FORMING AN ANNULAR FLOW PASSAGE BETWEEN THE HOUSING AND CYLINDER, INLET MEANS IN THE UPPER PORTION OF THE HOUSING THROUGH WHICH DIRTY GASES ENTER, VENTURI MEANS IN THE UPPER PORTION OF THE ANNULAR FLOW PASSAGE, THE OPENINGS IN THE VENTTURI MEANS BEING LOCATED SO AS TO CAUSE THE DIRTY GASES FLOWING THERETHROUGH TO MOVE IN A SPIRAL DIRECTION DOWN THROUGH THE ANNULAR FLOW PASSAGE, FIRST SPRAY MEANS FOR SPRAYING A LIQUID INTO THE OPENINGS IN THE VENTURI MEANS, SECOND SPRAY MEANS FOR SPRAYING A LIQUID INTO THE ANNULAR FLOW PASSAGE BENEATH THE VENTURI MEANS, FLOW DIRECTING MEANS POSITIONED IN THE LOWER PORTION OF THE HOUSING FOR CAUSING THE DOWNWARDLY FLOWING GASES TO REVERSE THEIR DIRECTION AND ENTER THE SPACE WITHIN THE ROTATABLE CYLINDER, VORTEX MEANS POSITIONED CENTRALLY WITHIN THE ROTATABLE CYLINDER, SAID VORTEX MEANS HAVING AN UPPER BULB-SHAPED PORTION, AND OUTLET MEANS IN THE UPPER PORTION OF THE ROTATABLE CYLINDER THROUGH WHICH CLEAN GASES ARE DISCHARGED.
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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) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |