NL58587C - - Google Patents
Info
- Publication number
- NL58587C NL58587C NL58587DA NL58587C NL 58587 C NL58587 C NL 58587C NL 58587D A NL58587D A NL 58587DA NL 58587 C NL58587 C NL 58587C
- 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
-
- 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
-
- 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)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE216171X | 1938-11-24 | ||
| DE241039X | 1939-10-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL58587C true NL58587C (nl) |
Family
ID=25762160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL58587D NL58587C (nl) | 1938-11-24 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2348854A (nl) |
| CH (1) | CH216171A (nl) |
| FR (1) | FR893076A (nl) |
| NL (1) | NL58587C (nl) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3292788A (en) * | 1963-12-06 | 1966-12-20 | Theodore A Schwartz | Process and apparatus for filtering liquids containing gummy or slimy suspended matter |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2854142A (en) * | 1956-07-18 | 1958-09-30 | Swimquip Inc | Filter |
| US3853752A (en) * | 1970-12-02 | 1974-12-10 | J Tymoszczuk | Process and apparatus for treating wastes by a combined activated sludge and biological filter bed |
| US3968034A (en) * | 1970-12-02 | 1976-07-06 | Jerzy Tymoszczuk | Process and apparatus for treating wastes by a combined activated sludge and biological filter bed |
| DE2228657C3 (de) * | 1972-06-13 | 1978-10-19 | Layer + Knoedler Abwassertechnik + Kunststoffbau Gmbh, 7050 Waiblingen | Vorrichtung zum Behandeln von Wasser oder wäßrigen Lösungen |
| FR2446259A1 (fr) * | 1979-01-12 | 1980-08-08 | Degremont | Procede et appareil pour l'elimination de la pollution azotee des eaux |
| JPS61291099A (ja) * | 1985-06-17 | 1986-12-20 | Sanki Eng Co Ltd | 下向流型生物膜浄化装置 |
| US4891142A (en) * | 1988-09-21 | 1990-01-02 | Ashbrook-Simon-Hartley Corporation | Moving bed filtration apparatus and method |
| US5582722A (en) * | 1994-12-13 | 1996-12-10 | Ashbrook-Simon-Hartley Corporation | Continuous self-cleaning filtration unit |
| DE102006050249A1 (de) * | 2006-10-13 | 2008-04-17 | Bischoff, Josef M. | Verfahren und Vorrichtung zum Behandeln von Abwasser |
| US8152998B2 (en) * | 2010-05-28 | 2012-04-10 | Ashbrook Simon-Hartley, LP | Screenless granular media filters and methods of use |
-
0
- NL NL58587D patent/NL58587C/xx active
-
1939
- 1939-11-10 US US30385339 patent/US2348854A/en not_active Expired - Lifetime
- 1939-11-20 CH CH216171D patent/CH216171A/de unknown
-
1943
- 1943-04-02 FR FR893076D patent/FR893076A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3292788A (en) * | 1963-12-06 | 1966-12-20 | Theodore A Schwartz | Process and apparatus for filtering liquids containing gummy or slimy suspended matter |
Also Published As
| Publication number | Publication date |
|---|---|
| FR893076A (fr) | 1944-05-30 |
| US2348854A (en) | 1944-05-16 |
| CH216171A (de) | 1941-08-15 |