US3269542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating liquid waste
Assignee: American Radiator and Standard Sanitary Corp
•
Filing: 1964-02-21
•
Granted: 1966-08-30
•
Expires: 1984-02-21
Abstract
No abstract record available.
Inventors
- 👤 Peter N Renzi
- 👤 Hsu Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:32
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/02; C02F3/10; C02F3/101; Y; Y02; Y02W; Y02W10/00; Y02W10/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
APPARATUS FOR TREATING LIQUID WASTE COMPRISING AN AERATOR, A SPRAY DISTRIBUTOR POSITIONED ABOVE SAID AERATOR MEANS FOR SUPPLYING LIQUID WASTE TO SAID SPRAY DISTRIBUTOR, PACKING POSITIONED IN SAID AERATOR, MEANS TO CARRY THE AERATED LIQUID WASTE FROM SAID AERATOR TO A SETTLING TANK, AT LEAST ONE CELLULAR CORE IN SAID SETTLING TANK, EACH SAID CORE HAVING AN ENTRANCE FACE AND AN EXIT FACE WITH THE CELLS THEREOF IN A SUBSTANTIALLY HORIZONTAL PLANE, THE BOTTOM PORTION OF SAID SETTLING TANK ADJACENT THE EXIT FACE OF EACH CORE HAVING MEANS TERMINATING IN A DISCHARGE FOR REMOVAL OF ACCUMULATION, AND AN EFFLUENT OUTLET ON SAID SETTLING TANK ARRANGED TO RECEIVE EFFLUENT FROM THE EXIT FACE OF EACH SAID CORE.
Claim 2
Dependent Claim
116 words
APPARATUS FOR TREATING LIQUID WASTE COMPRISING AN AERATOR, A SPRAY DISTRIBUTOR POSITIONED ABOVE SAID AERATOR MEANS FOR SUPPLYING LIQUID WASTE TO SAID SPRAY DISTRIBUTOR, PACKING POSITIONED IN SAID AERATOR, MEANS TO CARRY THE AERATED LIQUID WASTE FROM SAID AERATOR TO A SETTLING TANK, AT LEAST ONE CELLULAR CORE IN SAID SETTLING TANK, EACH SAID CORE HAVING AN ENTRANCE FACE AND AN EXIT FACE WITH THE CELLS THEREOF IN A SUBSTANTIALLY HORIZONTAL PLANE, THE BOTTOM PORTION OF SAID SETTLING TANK ADJACENT THE EXIT FACE OF EACH CORE HAVING MEANS TERMINATING IN A DISCHARGE FOR REMOVAL OF ACCUMULATION, AND AN EFFLUENT OUTLET ON SAID SETTLING TANK ARRANGED TO RECEIVE EFFLUENT FROM THE EXIT FACE OF EACH SAID CORE.
References Cited (Backward Citations)
US1477894A
Cited
GB219536A
Cited
US2146542A
Cited
US2458163A
Cited
FR994118A
Cited
US2463464A
Cited
GB799826A
Cited
US3112261A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-29 | 1970-02-28 | 1970-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-29 | 1974-02-28 | 1974-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-29 | 1978-02-28 | 1978-08-30 | $7700.00 | Window Closed / Lapsed |