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US3846291A Expired / Lapsed US ⏱️ 0.0 years remaining

Process of and installation for purifying sewage

Assignee: Individual
•
Filing: 1972-08-07
•
Granted: 1974-11-05
•
Expires: 1992-08-07
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Abstract

Abstract 1. A SEWAGE TREATMENT PLANT COMPRISING A BASIN HAVING AN UPSTREAM END AND A DOWNSTREAM END IN WHICH THERE IS A FLOW OF PROGRESSIVELY TREATED SLUDGE TOWARD THE DOWNSTREAM END, A SEWAGE INTAKE LOCATED AT THE UPSTREAM END, A TREATED WATER OUTLET LOCATED AT THE DOWNSTREAM END, A TRAVELLING BRIDGE MOUNTED FOR RECIPROCATING MOVEMENT ALONG THE BASIN BETWEEN THE UPSTREAM AND DOWNSTREAM ENDS, SLUDGE AERATING AND RECYCLING MEANS MOUNTED ON THE TRAVELLING BRIDGE FORMING A SLUDGE CIRCUIT INCLUDING A SUCTION INTAKE LOCATED ADJACENT TO THE BOTTOM OF THE BASI, SUCTION PUMP MEANS FOR DRAWING SAID SLUDGE FROM THE BOTTOM OF THE BASIN THROUGH THE SUCTION INTAKE, AND NOZZLE MEANS CONSTRUCTED AND ARRANGED FOR RECEIVING SAID SLUDGE FROM SAID PUMP MEANS AND AERATING IT BY SPRAYING IT INTO THE AIR, THE EFFECTIVE DIRECTION OF THE SPRAYED SLUDGE BEING TOWARD THE UPSTREAM END OF THE BASIN WHEREBY THE SLUDGE IS CONTINUALLY RECYCLED IN AN UPSTREAM DIRECTION COUNTER TO THE DOWNSTREAM FLOW OF THE PROGRESSIVELY TREATED SEWAGE.

Inventors

  • 👤 C Brucker

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 02:32
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/02; C02F3/12; C02F3/24; Y; Y02; Y02W; Y02W10/00; Y02W10/10

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 163 words
A SEWAGE TREATMENT PLANT COMPRISING A BASIN HAVING AN UPSTREAM END AND A DOWNSTREAM END IN WHICH THERE IS A FLOW OF PROGRESSIVELY TREATED SLUDGE TOWARD THE DOWNSTREAM END, A SEWAGE INTAKE LOCATED AT THE UPSTREAM END, A TREATED WATER OUTLET LOCATED AT THE DOWNSTREAM END, A TRAVELLING BRIDGE MOUNTED FOR RECIPROCATING MOVEMENT ALONG THE BASIN BETWEEN THE UPSTREAM AND DOWNSTREAM ENDS, SLUDGE AERATING AND RECYCLING MEANS MOUNTED ON THE TRAVELLING BRIDGE FORMING A SLUDGE CIRCUIT INCLUDING A SUCTION INTAKE LOCATED ADJACENT TO THE BOTTOM OF THE BASI, SUCTION PUMP MEANS FOR DRAWING SAID SLUDGE FROM THE BOTTOM OF THE BASIN THROUGH THE SUCTION INTAKE, AND NOZZLE MEANS CONSTRUCTED AND ARRANGED FOR RECEIVING SAID SLUDGE FROM SAID PUMP MEANS AND AERATING IT BY SPRAYING IT INTO THE AIR, THE EFFECTIVE DIRECTION OF THE SPRAYED SLUDGE BEING TOWARD THE UPSTREAM END OF THE BASIN WHEREBY THE SLUDGE IS CONTINUALLY RECYCLED IN AN UPSTREAM DIRECTION COUNTER TO THE DOWNSTREAM FLOW OF THE PROGRESSIVELY TREATED SEWAGE.
Claim 2
Dependent Claim 163 words
A SEWAGE TREATMENT PLANT COMPRISING A BASIN HAVING AN UPSTREAM END AND A DOWNSTREAM END IN WHICH THERE IS A FLOW OF PROGRESSIVELY TREATED SLUDGE TOWARD THE DOWNSTREAM END, A SEWAGE INTAKE LOCATED AT THE UPSTREAM END, A TREATED WATER OUTLET LOCATED AT THE DOWNSTREAM END, A TRAVELLING BRIDGE MOUNTED FOR RECIPROCATING MOVEMENT ALONG THE BASIN BETWEEN THE UPSTREAM AND DOWNSTREAM ENDS, SLUDGE AERATING AND RECYCLING MEANS MOUNTED ON THE TRAVELLING BRIDGE FORMING A SLUDGE CIRCUIT INCLUDING A SUCTION INTAKE LOCATED ADJACENT TO THE BOTTOM OF THE BASI, SUCTION PUMP MEANS FOR DRAWING SAID SLUDGE FROM THE BOTTOM OF THE BASIN THROUGH THE SUCTION INTAKE, AND NOZZLE MEANS CONSTRUCTED AND ARRANGED FOR RECEIVING SAID SLUDGE FROM SAID PUMP MEANS AND AERATING IT BY SPRAYING IT INTO THE AIR, THE EFFECTIVE DIRECTION OF THE SPRAYED SLUDGE BEING TOWARD THE UPSTREAM END OF THE BASIN WHEREBY THE SLUDGE IS CONTINUALLY RECYCLED IN AN UPSTREAM DIRECTION COUNTER TO THE DOWNSTREAM FLOW OF THE PROGRESSIVELY TREATED SEWAGE.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1977-11-04 1978-05-06 1978-11-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-11-04 1982-05-06 1982-11-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-11-04 1986-05-06 1986-11-05 $7700.00 Window Closed / Lapsed

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