US3749246A - Overflow arrangement - Google Patents
Overflow arrangement Download PDFInfo
- Publication number
- US3749246A US3749246A US3749246DA US3749246A US 3749246 A US3749246 A US 3749246A US 3749246D A US3749246D A US 3749246DA US 3749246 A US3749246 A US 3749246A
- Authority
- US
- United States
- Prior art keywords
- chamber
- baffle
- aerating
- liquid
- conduit means
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/121—Multistep treatment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
Description
Claims (6)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13535371A | 1971-04-19 | 1971-04-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
US3749246A true US3749246A (en) | 1973-07-31 |
Family
ID=22467718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US3749246D Expired - Lifetime US3749246A (en) | 1971-04-19 | 1971-04-19 | Overflow arrangement |
Country Status (2)
Country | Link |
---|---|
US (1) | US3749246A (en) |
CA (1) | CA972879A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3990967A (en) * | 1969-04-03 | 1976-11-09 | Hargraves William J | Positive progressive biochemical digestion of organic waste |
US4362627A (en) * | 1978-09-13 | 1982-12-07 | Fly Anderson B | Cellular flow system and method |
EP0070960A1 (en) * | 1981-07-29 | 1983-02-09 | Bayerische Milchindustrie eG | Apparatus for the biological purification of organic waste water |
US4422929A (en) * | 1981-09-02 | 1983-12-27 | Owens Dewey E | Wastewater treatment plant |
US4578189A (en) * | 1984-08-24 | 1986-03-25 | Stetter Gmbh | Sludge settling plant |
US4610785A (en) * | 1985-01-03 | 1986-09-09 | Protectaire Systems Co. | Sludge separation apparatus |
US5529702A (en) * | 1994-04-11 | 1996-06-25 | American Coating Technologies Inc. | Method for removing oil from a parts cleaning tank and the cleaning solution therein |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1485623A (en) * | 1922-07-22 | 1924-03-04 | Mayo Charles Matthew | Septic tank |
US2486691A (en) * | 1949-01-19 | 1949-11-01 | Mary E Mcdonald | Apparatus for purifying sewage and industrial wastes |
US2852140A (en) * | 1957-03-13 | 1958-09-16 | Albert S Maclaren | Unitary tank for the treatment of sewage |
US3507393A (en) * | 1969-06-18 | 1970-04-21 | Union Tank Car Co | Sewage treatment system |
-
1971
- 1971-04-19 US US3749246D patent/US3749246A/en not_active Expired - Lifetime
-
1972
- 1972-04-07 CA CA139,160A patent/CA972879A/en not_active Expired
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1485623A (en) * | 1922-07-22 | 1924-03-04 | Mayo Charles Matthew | Septic tank |
US2486691A (en) * | 1949-01-19 | 1949-11-01 | Mary E Mcdonald | Apparatus for purifying sewage and industrial wastes |
US2852140A (en) * | 1957-03-13 | 1958-09-16 | Albert S Maclaren | Unitary tank for the treatment of sewage |
US3507393A (en) * | 1969-06-18 | 1970-04-21 | Union Tank Car Co | Sewage treatment system |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3990967A (en) * | 1969-04-03 | 1976-11-09 | Hargraves William J | Positive progressive biochemical digestion of organic waste |
US4362627A (en) * | 1978-09-13 | 1982-12-07 | Fly Anderson B | Cellular flow system and method |
EP0070960A1 (en) * | 1981-07-29 | 1983-02-09 | Bayerische Milchindustrie eG | Apparatus for the biological purification of organic waste water |
US4422929A (en) * | 1981-09-02 | 1983-12-27 | Owens Dewey E | Wastewater treatment plant |
US4578189A (en) * | 1984-08-24 | 1986-03-25 | Stetter Gmbh | Sludge settling plant |
US4610785A (en) * | 1985-01-03 | 1986-09-09 | Protectaire Systems Co. | Sludge separation apparatus |
US5529702A (en) * | 1994-04-11 | 1996-06-25 | American Coating Technologies Inc. | Method for removing oil from a parts cleaning tank and the cleaning solution therein |
Also Published As
Publication number | Publication date |
---|---|
CA972879A (en) | 1975-08-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AS | Assignment |
Owner name: VEER DER VAN, RICHARD; 4521 PAWNEE TRAIL, SARASOTA Free format text: LIEN;ASSIGNOR:HARGRAVES, W.J.;REEL/FRAME:003933/0496 Effective date: 19810310 |
|
AS | Assignment |
Owner name: HARGRAVES, BEATRICE A.,FLORIDA Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:VAN DER VEER, RICHARD;REEL/FRAME:004558/0773 Effective date: 19811127 Owner name: HARGRAVES, W.J.,FLORIDA Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:VAN DER VEER, RICHARD;REEL/FRAME:004558/0773 Effective date: 19811127 Owner name: HARGRAVES, BEATRICE A. DUNEDIN, FL. Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:VAN DER VEER, RICHARD;REEL/FRAME:004558/0773 Effective date: 19811127 Owner name: HARGRAVES, W.J., DUNEDIN, FL. Free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNOR:VAN DER VEER, RICHARD;REEL/FRAME:004558/0773 Effective date: 19811127 |