FR2493175B1 - - Google Patents
Info
- Publication number
- FR2493175B1 FR2493175B1 FR8024074A FR8024074A FR2493175B1 FR 2493175 B1 FR2493175 B1 FR 2493175B1 FR 8024074 A FR8024074 A FR 8024074A FR 8024074 A FR8024074 A FR 8024074A FR 2493175 B1 FR2493175 B1 FR 2493175B1
- 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
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- 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
- C02F3/1278—Provisions for mixing or aeration of the mixed liquor
- C02F3/1289—Aeration by saturation under super-atmospheric pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/29—Mixing systems, i.e. flow charts or diagrams
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
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- 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
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8005422A NL8005422A (nl) | 1980-09-30 | 1980-09-30 | Gasoverdrachtinrichting. |
FR8024074A FR2493175A1 (fr) | 1980-09-30 | 1980-11-06 | Procede et dispositif pour le transfert d'un gaz a un liquide ou analogue |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8005422A NL8005422A (nl) | 1980-09-30 | 1980-09-30 | Gasoverdrachtinrichting. |
FR8024074A FR2493175A1 (fr) | 1980-09-30 | 1980-11-06 | Procede et dispositif pour le transfert d'un gaz a un liquide ou analogue |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2493175A1 FR2493175A1 (fr) | 1982-05-07 |
FR2493175B1 true FR2493175B1 (fr) | 1982-12-31 |
Family
ID=26222072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8024074A Granted FR2493175A1 (fr) | 1980-09-30 | 1980-11-06 | Procede et dispositif pour le transfert d'un gaz a un liquide ou analogue |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2493175A1 (fr) |
NL (1) | NL8005422A (fr) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1521219A (en) * | 1975-08-18 | 1978-08-16 | Emery Industries Inc | Method and apparatus for treating aqueous liquids with ozone |
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1980
- 1980-09-30 NL NL8005422A patent/NL8005422A/nl not_active Application Discontinuation
- 1980-11-06 FR FR8024074A patent/FR2493175A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2493175A1 (fr) | 1982-05-07 |
NL8005422A (nl) | 1982-04-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |