FR2472951A1 - Appareil pour la preparation en continu de reactifs coagulants et floculants - Google Patents
Appareil pour la preparation en continu de reactifs coagulants et floculants Download PDFInfo
- Publication number
- FR2472951A1 FR2472951A1 FR8000198A FR8000198A FR2472951A1 FR 2472951 A1 FR2472951 A1 FR 2472951A1 FR 8000198 A FR8000198 A FR 8000198A FR 8000198 A FR8000198 A FR 8000198A FR 2472951 A1 FR2472951 A1 FR 2472951A1
- Authority
- FR
- France
- Prior art keywords
- sep
- chamber
- coagulant
- basic aluminium
- activated silica
- Prior art date
- 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.)
- Granted
Links
- 239000000701 coagulant Substances 0.000 title claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical class O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title abstract description 16
- 238000006243 chemical reaction Methods 0.000 title abstract description 6
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 title description 4
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 title 1
- 238000002156 mixing Methods 0.000 claims abstract description 9
- 239000008394 flocculating agent Substances 0.000 claims abstract description 3
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 3
- 238000002360 preparation method Methods 0.000 claims description 12
- 239000003153 chemical reaction reagent Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 230000015271 coagulation Effects 0.000 claims description 3
- 238000005345 coagulation Methods 0.000 claims description 3
- 238000005189 flocculation Methods 0.000 claims description 3
- 230000016615 flocculation Effects 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052782 aluminium Inorganic materials 0.000 abstract description 8
- 230000035800 maturation Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000013019 agitation Methods 0.000 abstract description 2
- 239000000376 reactant Substances 0.000 abstract description 2
- 239000004411 aluminium Substances 0.000 abstract 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 abstract 1
- 229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical class O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 abstract 1
- 230000003134 recirculating effect Effects 0.000 abstract 1
- 239000000047 product Substances 0.000 description 15
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000004115 Sodium Silicate Substances 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 5
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 5
- 229910052911 sodium silicate Inorganic materials 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 229940024546 aluminum hydroxide gel Drugs 0.000 description 1
- SMYKVLBUSSNXMV-UHFFFAOYSA-K aluminum;trihydroxide;hydrate Chemical compound O.[OH-].[OH-].[OH-].[Al+3] SMYKVLBUSSNXMV-UHFFFAOYSA-K 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006757 chemical reactions by type Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Silicon Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8000198A FR2472951A1 (fr) | 1980-01-07 | 1980-01-07 | Appareil pour la preparation en continu de reactifs coagulants et floculants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8000198A FR2472951A1 (fr) | 1980-01-07 | 1980-01-07 | Appareil pour la preparation en continu de reactifs coagulants et floculants |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2472951A1 true FR2472951A1 (fr) | 1981-07-10 |
| FR2472951B1 FR2472951B1 (cs) | 1981-11-27 |
Family
ID=9237261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8000198A Granted FR2472951A1 (fr) | 1980-01-07 | 1980-01-07 | Appareil pour la preparation en continu de reactifs coagulants et floculants |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2472951A1 (cs) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4933088A (en) * | 1986-07-11 | 1990-06-12 | Kabushiki Kaisha Astec | Method of and apparatus for treating water utilizing proton-releasing substance and/or magnetic field |
| EP0671210A3 (de) * | 1994-03-11 | 1995-11-22 | Zeochem Kft | Verfahren zur Herstellung und Verwendung eines festen Verbundproduktes zur Wasserbehandlung. |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2769785A (en) * | 1950-09-02 | 1956-11-06 | B I F Ind Inc | Continuous silica sol apparatus |
| US3502441A (en) * | 1966-11-25 | 1970-03-24 | United States Steel Corp | Apparatus for neutralizing acids with ammonia |
| FR2143474A1 (cs) * | 1971-06-24 | 1973-02-02 | Lord Mayor Aldermen Cit | |
| DE2710969A1 (de) * | 1977-03-12 | 1978-09-14 | Kronos Titan Gmbh | Verfahren zur herstellung einer waesserigen eisen(iii)-chlorid-sulfatloesung |
-
1980
- 1980-01-07 FR FR8000198A patent/FR2472951A1/fr active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2769785A (en) * | 1950-09-02 | 1956-11-06 | B I F Ind Inc | Continuous silica sol apparatus |
| US3502441A (en) * | 1966-11-25 | 1970-03-24 | United States Steel Corp | Apparatus for neutralizing acids with ammonia |
| FR2143474A1 (cs) * | 1971-06-24 | 1973-02-02 | Lord Mayor Aldermen Cit | |
| DE2710969A1 (de) * | 1977-03-12 | 1978-09-14 | Kronos Titan Gmbh | Verfahren zur herstellung einer waesserigen eisen(iii)-chlorid-sulfatloesung |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4933088A (en) * | 1986-07-11 | 1990-06-12 | Kabushiki Kaisha Astec | Method of and apparatus for treating water utilizing proton-releasing substance and/or magnetic field |
| EP0671210A3 (de) * | 1994-03-11 | 1995-11-22 | Zeochem Kft | Verfahren zur Herstellung und Verwendung eines festen Verbundproduktes zur Wasserbehandlung. |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2472951B1 (cs) | 1981-11-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |