FR2100224A5 - - Google Patents
Info
- Publication number
- FR2100224A5 FR2100224A5 FR7124420A FR7124420A FR2100224A5 FR 2100224 A5 FR2100224 A5 FR 2100224A5 FR 7124420 A FR7124420 A FR 7124420A FR 7124420 A FR7124420 A FR 7124420A FR 2100224 A5 FR2100224 A5 FR 2100224A5
- 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.)
- Expired
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
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1231—Treatments of toxic sewage
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02F1/70—Treatment of water, waste water, or sewage by reduction
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/908—Organic
- Y10S210/909—Aromatic compound, e.g. pcb, phenol
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3263670 | 1970-07-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2100224A5 true FR2100224A5 (fr) | 1972-03-17 |
Family
ID=10341724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7124420A Expired FR2100224A5 (fr) | 1970-07-06 | 1971-07-05 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3746639A (fr) |
BE (1) | BE769576A (fr) |
CA (1) | CA939840A (fr) |
DE (1) | DE2133132A1 (fr) |
FR (1) | FR2100224A5 (fr) |
GB (1) | GB1290658A (fr) |
NL (1) | NL7109078A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2927912A1 (de) * | 1979-07-11 | 1981-01-29 | Bayer Ag | Verfahren zur abwasserbehandlung |
US5976375A (en) * | 1998-04-03 | 1999-11-02 | Pulp And Paper Research Institute Of Canada | Process for reducing production of biomass during activated sludge treatment of pulp and paper mill effluents |
-
1970
- 1970-07-06 GB GB1290658D patent/GB1290658A/en not_active Expired
-
1971
- 1971-06-25 US US3746639D patent/US3746639A/en not_active Expired - Lifetime
- 1971-07-01 NL NL7109078A patent/NL7109078A/xx unknown
- 1971-07-03 DE DE19712133132 patent/DE2133132A1/de active Pending
- 1971-07-05 FR FR7124420A patent/FR2100224A5/fr not_active Expired
- 1971-07-06 CA CA117,462A patent/CA939840A/en not_active Expired
- 1971-07-06 BE BE769576A patent/BE769576A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
CA939840A (en) | 1974-01-08 |
NL7109078A (fr) | 1972-01-10 |
GB1290658A (fr) | 1972-09-27 |
US3746639A (en) | 1973-07-17 |
DE2133132A1 (de) | 1972-01-13 |
BE769576A (fr) | 1972-01-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |