US3235083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and process for removing sludge from longitudinal basins
Assignee: Individual
•
Filing: 1963-05-02
•
Granted: 1966-02-15
•
Expires: 1983-05-02
Abstract
No abstract record available.
Inventors
- 👤 Sontheimer Heinrich
- 👤 Schmid Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:22
CPC Classifications
B; B08; B08B; B08B9/00; B08B9/08; B08B9/093; B08B9/0933; B01; B01D; B01D21/00; B01D21/02; B01D21/04; B01D21/18; B01D21/24; B01D21/245; B01D21/30; B01D21/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A METHOD OF OPERATING RECIPROCABLE SLUDGE REMOVAL MEANS IN A SEDIMENTATION BASIN INCLUDING A SCRAPING DEVICE, A SLUDGE RECEIVING CHANNEL EXTENDING THE LENGTH OF THE BASIN, AND A PUMP WITHDRAWING THE SLUDGE SCRAPED BY SAID SCRAPING DEVICE INTO SAID CHANNEL TO REGULATE THE REMOVAL OF SLUDGE FROM THE SEDIMENTATION BASIN IN ACCORDANCE WITH THE QUANTITY AND QUALITY OF SLUDGE SETTLING IN INDIVIDUAL PORTIONS OF SAID BASIN, COMPRISING CONTINUOUSLY REMOVING SLUDGE TRANSVERSELY TO SAID SLUDGE CHANNEL BY RECIPROCATING THE SLUDGE REMOVAL MEANS DURING EACH REMOVAL CYCLE FROM THE BASIN INLET END FIRST ONLY OVER THE PORTION ADJACENT SAID BASIN INLET END, WHERE THE GREATEST QUANTITY OF READILY SETTLEABLE SOLIDS SETTLES, THEREAFTER RECIPROCATING SAID SLUDGE REMOVAL MEANS FROM SAID INLET END BEYOND SAID ADJACENT PORTION OVER FURTHER PORTIONS OF THE BASIN TO A POINT SHORT OF THE OUTLET END WHERE LESSER QUANTITIES OF SOLIDS DEPOSIT, AND FINALLY, RECIPROCATING SAID SLUDGE REMOVAL MEANS FROM THE INLET END TO THE OUTLET END OF SAID BASIN AND BACK TO THE INLET END.
Claim 2
Dependent Claim
66 words
IN AN APPARATUS FOR THE REMOVAL OF SEDIMENTED SOLIDS FROM THE BOTTOM OF A SETTLING BASIN HAVING A BOTTOM AND UPSTANDING WALLS, A BRIDGE RECIPROCABLE ON THE WALLS OF SAID BASIN, A SLUDGE CHANNEL IN SAID BOTTOM PARALLEL TO AND COEXTENSIVE WITH THE DIRECTION OF RECIPROCABLE MOVEMENT OF SAID BRIDGE, PUMP MEANS MOUNTED ON SAID BRIDGE AND HAVING A SUCTION INLET EXTENDING INTO SAID SLUDGE CHAN-
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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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |