FR2021404A1 - - Google Patents
Info
- Publication number
- FR2021404A1 FR2021404A1 FR6936415A FR6936415A FR2021404A1 FR 2021404 A1 FR2021404 A1 FR 2021404A1 FR 6936415 A FR6936415 A FR 6936415A FR 6936415 A FR6936415 A FR 6936415A FR 2021404 A1 FR2021404 A1 FR 2021404A1
- Authority
- FR
- France
- 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.)
- Withdrawn
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
- C02F3/08—Aerobic processes using moving contact bodies
- C02F3/082—Rotating biological contactors
-
- 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
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1242—Small compact installations for use in homes, apartment blocks, hotels or the like
-
- 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)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Biological Treatment Of Waste Water (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE1433968A SE316124B (fr) | 1968-10-23 | 1968-10-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2021404A1 true FR2021404A1 (fr) | 1970-07-24 |
Family
ID=20298936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6936415A Withdrawn FR2021404A1 (fr) | 1968-10-23 | 1969-10-23 |
Country Status (7)
Country | Link |
---|---|
AT (2) | AT290417B (fr) |
CH (1) | CH523854A (fr) |
DE (2) | DE6940911U (fr) |
FR (1) | FR2021404A1 (fr) |
GB (1) | GB1275967A (fr) |
NO (2) | NO123342B (fr) |
SE (1) | SE316124B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0531255A3 (en) * | 1991-08-21 | 1993-07-14 | Oleg Knieza | Packing elements for mass- and/or heaterexchange |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE793322A (fr) * | 1971-12-29 | 1973-04-16 | Mecafina Sa | Installation d'epuration mecanique et biologique d'eaux usees |
DE2405106C2 (de) * | 1974-02-02 | 1984-01-12 | Bertram Dipl.-Ing. 7500 Karlsruhe Botsch | Tauchkörper zum Reinigen von Abwässern |
DE3140263A1 (de) * | 1981-10-10 | 1983-04-28 | Theo 6253 Hadamar Stähler | Klaervorrichtung mit wenigstens einem umlaufenden tauchkoerper |
DE3327774A1 (de) * | 1983-08-02 | 1985-02-14 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur biologischen reinigung von abwasser |
DE4117056C2 (de) * | 1991-05-23 | 1994-01-27 | Textec Textil Eng & Consult | Rotationsscheibe für Rotationsscheibenreaktoren |
DE19524841C2 (de) * | 1995-07-07 | 2002-02-21 | Schachtbau Nordhausen Gmbh | Trägerkörper aus porösem Kunststoff für die Abwasserbehandlung und Verfahren zu deren Herstellung |
-
1968
- 1968-10-23 SE SE1433968A patent/SE316124B/xx unknown
-
1969
- 1969-04-03 AT AT329969A patent/AT290417B/de not_active IP Right Cessation
- 1969-04-18 NO NO1610/69A patent/NO123342B/no unknown
- 1969-10-17 NO NO4133/69A patent/NO120730B/no unknown
- 1969-10-20 GB GB5128969A patent/GB1275967A/en not_active Expired
- 1969-10-20 CH CH1564869A patent/CH523854A/de not_active IP Right Cessation
- 1969-10-21 DE DE6940911U patent/DE6940911U/de not_active Expired
- 1969-10-21 DE DE19691952944 patent/DE1952944A1/de active Pending
- 1969-10-23 AT AT998969A patent/AT295423B/de not_active IP Right Cessation
- 1969-10-23 FR FR6936415A patent/FR2021404A1/fr not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0531255A3 (en) * | 1991-08-21 | 1993-07-14 | Oleg Knieza | Packing elements for mass- and/or heaterexchange |
Also Published As
Publication number | Publication date |
---|---|
AT290417B (de) | 1971-06-11 |
GB1275967A (en) | 1972-06-01 |
CH523854A (de) | 1972-06-15 |
NO123342B (fr) | 1971-10-25 |
SE316124B (fr) | 1969-10-13 |
AT295423B (de) | 1972-01-10 |
DE1952944A1 (de) | 1970-05-06 |
NO120730B (fr) | 1970-11-23 |
DE6940911U (de) | 1970-03-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |