Patent US3200565A successfully refreshed from Google Patents.
US3200565A
Expired / Lapsed
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Electrostatic precipitators
Assignee: Svenska Flaktfabriken AB
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Filing: 1962-07-10
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Granted: 1965-08-17
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Expires: 1982-07-10
Abstract
No abstract record available.
Inventors
- 👤 Gustafsson Stig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:44
CPC Classifications
B; B03; B03C; B03C3/00; B03C3/34; B03C3/74; B03C3/76
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
AN ELECTROSTATIC PRECIPITATOR COMPRISING IN COMBINATION: A CASING ARRANGED FOR THE HORIZONTAL FLOW OF GAS THERETHROUGH, A PLURALITY OF SECTIONS OF ELECTRODES SUSPENDED PFROM THEIR UPPER ENDS IN SAID CASING, EACH SECTION INCLUDING A PLURALITY OF ROWS OF VERTICAL ELONGATED GENERALLY FLAT ELECTRODES ARRANGED FLAT-WISE IN THE DIRECTION OF GAS FLOW THEREOVER; SEPARATE RAPPING MEANS FOR EACH SECTION OF ELECTRODES; AT LEAST SAID SECTION WHICH IS FIRST TRAVERSED BY THE FLOW OF ENTERING GAS BEING SUBDIVIDED INTO TWO GROUPS; SAID RAPPING MEANS FOR SAID SUBDIVIDED SECTION COMPRISING SEPARATE END JUXTAPOSED AND ALIGNED RAPPER RODS AND POWER RAPPING MEANS FOR SAID RODS DISPOSED UPSTREAM AND DOWNSTREAM RESPECTIVELY OF THE ELECTRODES OF SAID SECTION; AND RAPPER RODS BEING POSITIONED TO ENGAGE END-WISE WHEN EITHER IS RAPPED AND ACT AS MUTUAL RECOIL STOPS FOR EACH OTHER.
Claim 2
Dependent Claim
133 words
AN ELECTROSTATIC PRECIPITATOR COMPRISING IN COMBINATION: A CASING ARRANGED FOR THE HORIZONTAL FLOW OF GAS THERETHROUGH, A PLURALITY OF SECTIONS OF ELECTRODES SUSPENDED PFROM THEIR UPPER ENDS IN SAID CASING, EACH SECTION INCLUDING A PLURALITY OF ROWS OF VERTICAL ELONGATED GENERALLY FLAT ELECTRODES ARRANGED FLAT-WISE IN THE DIRECTION OF GAS FLOW THEREOVER; SEPARATE RAPPING MEANS FOR EACH SECTION OF ELECTRODES; AT LEAST SAID SECTION WHICH IS FIRST TRAVERSED BY THE FLOW OF ENTERING GAS BEING SUBDIVIDED INTO TWO GROUPS; SAID RAPPING MEANS FOR SAID SUBDIVIDED SECTION COMPRISING SEPARATE END JUXTAPOSED AND ALIGNED RAPPER RODS AND POWER RAPPING MEANS FOR SAID RODS DISPOSED UPSTREAM AND DOWNSTREAM RESPECTIVELY OF THE ELECTRODES OF SAID SECTION; AND RAPPER RODS BEING POSITIONED TO ENGAGE END-WISE WHEN EITHER IS RAPPED AND ACT AS MUTUAL RECOIL STOPS FOR EACH OTHER.
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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) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |