Patent US3140259A successfully refreshed from Google Patents.
US3140259A
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US
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Clarification apparatus
Assignee: Eimco Corp
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Filing: 1959-09-14
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Granted: 1964-07-07
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Expires: 1979-09-14
Abstract
No abstract record available.
Inventors
- 👤 Earl M Kelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:14
CPC Classifications
B; B01; B01D; B01D21/00; B01D21/0039; B01D21/0042; B01D21/10; B01D21/12; B01D21/14; B01D21/18; B01D21/24; B01D21/2405; B01D21/2427; B01D21/2433
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
APPARATUS FOR REMOVING SETTLEABLE SOLIDS FROM A LIQUID IN A WASTE DISPOSAL PROCESS COMPRISING A SETTLING TANK HAVING A BOTTOM AND A SIDE WALL, AN INLET FOR INTRODUCING A RAW FEED STREAM OF LIQUID WITH SOLIDS INTO THE TANK, AN EFFLUENT LAUNDER ON THE TANK FOR REMOVING CLARIFIED LIQUID AND MAINTAINING AN OPENING LEVEL FOR A POOL OF LIQUID IN THE TANK, A BAFFLE DISPOSED AROUND AND SPACED FROM THE INLET TO FORM A FEED WELL BETWEEN THE INLET AND THE BAFFLE, AND AN OUTER CLARIFICATION ZONE BETWEEN THE BAFFLE AND THE SIDE WALL OF THE TANK, THE BAFFLE HAVING AN OPENING BELOW THE OPERATING LEVEL OF THE POOL TO PERMIT FEED LIQUID WITH SOLIDS TO FLOW FROM THE FEED WELL INTO THE
Claim 2
Dependent Claim
123 words
APPARATUS FOR REMOVING SETTLEABLE SOLIDS FROM A LIQUID IN A WASTE DISPOSAL PROCESS COMPRISING A SETTLING TANK HAVING A BOTTOM AND A SIDE WALL, AN INLET FOR INTRODUCING A RAW FEED STREAM OF LIQUID WITH SOLIDS INTO THE TANK, AN EFFLUENT LAUNDER ON THE TANK FOR REMOVING CLARIFIED LIQUID AND MAINTAINING AN OPENING LEVEL FOR A POOL OF LIQUID IN THE TANK, A BAFFLE DISPOSED AROUND AND SPACED FROM THE INLET TO FORM A FEED WELL BETWEEN THE INLET AND THE BAFFLE, AND AN OUTER CLARIFICATION ZONE BETWEEN THE BAFFLE AND THE SIDE WALL OF THE TANK, THE BAFFLE HAVING AN OPENING BELOW THE OPERATING LEVEL OF THE POOL TO PERMIT FEED LIQUID WITH SOLIDS TO FLOW FROM THE FEED WELL INTO THE
References Cited (Backward Citations)
US2141133A
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US2289112A
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US2348126A
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US2679477A
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US2624704A
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US2713026A
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US2779730A
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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) | 1967-07-07 | 1968-01-06 | 1968-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-07 | 1972-01-06 | 1972-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-07 | 1976-01-06 | 1976-07-07 | $7700.00 | Window Closed / Lapsed |