NL74972C - - Google Patents
Info
- Publication number
- NL74972C NL74972C NL74972DA NL74972C NL 74972 C NL74972 C NL 74972C NL 74972D A NL74972D A NL 74972DA NL 74972 C NL74972 C NL 74972C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
-
- 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
- C02F3/04—Aerobic processes using trickle filters
- C02F3/043—Devices for distributing water over trickle filters
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Physical Water Treatments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE291827X | 1949-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL74972C true NL74972C (US08080257-20111220-C00005.png) |
Family
ID=6070082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL74972D NL74972C (US08080257-20111220-C00005.png) | 1949-10-15 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2702124A (US08080257-20111220-C00005.png) |
| CH (1) | CH291827A (US08080257-20111220-C00005.png) |
| NL (1) | NL74972C (US08080257-20111220-C00005.png) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2866558A (en) * | 1955-07-28 | 1958-12-30 | John J Eckert | Oil separators |
| US2838180A (en) * | 1956-02-27 | 1958-06-10 | Gen Filter Co | Sludge blanket clarifier |
| US3036760A (en) * | 1959-04-16 | 1962-05-29 | Dorr Oliver Inc | Centrifuge construction |
| US2973866A (en) * | 1959-05-14 | 1961-03-07 | Albert L Genter | Settling tank |
| US3067878A (en) * | 1959-07-07 | 1962-12-11 | Albert L Genter | Method and apparatus for settling solids from liquids |
| US3175692A (en) * | 1960-11-23 | 1965-03-30 | Eimco Corp | Feedwell for sedimentation apparatus |
| US3147221A (en) * | 1961-01-16 | 1964-09-01 | Chain Belt Co | Influent distribution means for tanks |
| US3534861A (en) * | 1969-10-17 | 1970-10-20 | City Of Detroit The | Settling tanks |
| US6276537B1 (en) | 1998-12-09 | 2001-08-21 | John K. Esler | Enhanced flocculation and energy dissipation feedwell assembly for water and wastewater treatment clarifiers |
| US6800209B2 (en) * | 2002-07-30 | 2004-10-05 | Westech Engineering, Inc. | Energy dissipating inlet for clarifier feedwells |
| US7549441B2 (en) * | 2005-06-09 | 2009-06-23 | Mcnish Corporation | Energy dissipating inlet for clarifiers |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE516440C (de) * | 1931-01-22 | Paul Knoll | Klaeranlage fuer Abwaesser | |
| GB190628977A (en) * | 1906-12-19 | 1907-10-24 | Fredric Edward Whitham | Improvements in the Method of and Apparatus for Separating Liquids from Solids or Matter held in Suspension. |
| AT79563B (de) * | 1915-03-24 | 1919-12-29 | Hans Dorfmueller | Fett- und dgl. Fänger. |
| DE446086C (de) * | 1923-10-19 | 1927-06-21 | Theodor Steen | Verfahren und Vorrichtung zum Auskehren des Schlamms aus ringfoermigen Klaertaschen |
| US2118157A (en) * | 1934-12-24 | 1938-05-24 | Jeffrey Mfg Co | Apparatus for purifying liquids |
| US2185785A (en) * | 1935-06-08 | 1940-01-02 | Dorr Co Inc | Sedimentation process and apparatus |
| US2098463A (en) * | 1935-08-06 | 1937-11-09 | Link Belt Co | Sludge collector |
| US2155960A (en) * | 1937-05-11 | 1939-04-25 | Howard S Thomas | Scum remover |
| US2267516A (en) * | 1938-12-15 | 1941-12-23 | Henry F Adams | Thickener and a method of concentrating or thickening slimes of finely divided materials |
| US2417688A (en) * | 1943-09-30 | 1947-03-18 | Yeomans Brothers Co | Sewage clarifier |
-
0
- NL NL74972D patent/NL74972C/xx active
-
1950
- 1950-10-12 CH CH291827D patent/CH291827A/de unknown
-
1951
- 1951-02-20 US US211826A patent/US2702124A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2702124A (en) | 1955-02-15 |
| CH291827A (de) | 1953-07-15 |
