US3189332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable orifice gas washer
Assignee: Jones and Laughlin Steel Corp
•
Filing: 1962-05-02
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Granted: 1965-06-15
•
Expires: 1982-05-02
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Rehmus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:35
CPC Classifications
B; B01; B01D; B01D47/00; C; C21; C21B; C21B7/00; C21B7/22; C21B7/24; C21C; C21C5/00; C21C5/28; C21C5/38; C21C5/40; F; F16; F16L; F16L55/00; F16L55/02; F16L55/027; Y; Y02; Y02P; Y02P10/00; Y02P10/25; Y10; Y10S; Y10S261/00; Y10S261/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A GAS WASHER COMPRISING A DUCT, MEANS FOR INTRODUCING DIRTY GAS INTO THE DUCT, A PARTITION ACROSS THE DUCT PROVIDED WITH A CENTRAL ORIFICE, MEANS POSITIONED UPSTREAM OF THE PARTITION FOR INTRODUCING WASHING LIQUID INTO THE DUCT, MEANS CONNECTED TO THE DUCT DOWNSTREAM OF THE PARTITION FOR SEPARATELY COLLECTING CLEAN GAS AND DIRTY WASHING LIQUID, A ROTATABLE SHAFT POSITIONED TRANSVERSELY OF THE DUCT, MEANS FOR ROTATING THE SHAFT, AND A CYLINDRICAL WEDGE FIXED TO THE SHAFT ADJACENT THE ORIFICE AND ADAPTED TO VARY THE ORIFICE AREA AS THE SHAFT IS ROTATED BY VARYING THE PORTION OF THE CIRCUMFERENTIAL WALL OF THE WEDGE ADJACENT THE ORIFICE.
Claim 2
Dependent Claim
105 words
A GAS WASHER COMPRISING A DUCT, MEANS FOR INTRODUCING DIRTY GAS INTO THE DUCT, A PARTITION ACROSS THE DUCT PROVIDED WITH A CENTRAL ORIFICE, MEANS POSITIONED UPSTREAM OF THE PARTITION FOR INTRODUCING WASHING LIQUID INTO THE DUCT, MEANS CONNECTED TO THE DUCT DOWNSTREAM OF THE PARTITION FOR SEPARATELY COLLECTING CLEAN GAS AND DIRTY WASHING LIQUID, A ROTATABLE SHAFT POSITIONED TRANSVERSELY OF THE DUCT, MEANS FOR ROTATING THE SHAFT, AND A CYLINDRICAL WEDGE FIXED TO THE SHAFT ADJACENT THE ORIFICE AND ADAPTED TO VARY THE ORIFICE AREA AS THE SHAFT IS ROTATED BY VARYING THE PORTION OF THE CIRCUMFERENTIAL WALL OF THE WEDGE ADJACENT THE ORIFICE.
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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) | 1968-06-14 | 1968-12-14 | 1969-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-14 | 1972-12-14 | 1973-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-14 | 1976-12-14 | 1977-06-15 | $7700.00 | Window Closed / Lapsed |