FR2187701A1 - Precipitating agent - for water purification by roasting natural minerals to give water soluble product contg oxides of silico - Google Patents
Precipitating agent - for water purification by roasting natural minerals to give water soluble product contg oxides of silicoInfo
- Publication number
- FR2187701A1 FR2187701A1 FR7219867A FR7219867A FR2187701A1 FR 2187701 A1 FR2187701 A1 FR 2187701A1 FR 7219867 A FR7219867 A FR 7219867A FR 7219867 A FR7219867 A FR 7219867A FR 2187701 A1 FR2187701 A1 FR 2187701A1
- Authority
- FR
- France
- Prior art keywords
- oxides
- silico
- roasting
- precipitating agent
- natural minerals
- 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.)
- Withdrawn
Links
- 239000003795 chemical substances by application Substances 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 3
- 229910052500 inorganic mineral Inorganic materials 0.000 title abstract 2
- 239000011707 mineral Substances 0.000 title abstract 2
- 230000001376 precipitating effect Effects 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 238000004062 sedimentation Methods 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000010802 sludge Substances 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (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)
- Treatment Of Sludge (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE192271A SE347954B (enrdf_load_html_response) | 1971-02-15 | 1971-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2187701A1 true FR2187701A1 (en) | 1974-01-18 |
Family
ID=20259073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7219867A Withdrawn FR2187701A1 (en) | 1971-02-15 | 1972-06-02 | Precipitating agent - for water purification by roasting natural minerals to give water soluble product contg oxides of silico |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE2206523A1 (enrdf_load_html_response) |
| FR (1) | FR2187701A1 (enrdf_load_html_response) |
| NL (1) | NL7201907A (enrdf_load_html_response) |
| NO (1) | NO129788B (enrdf_load_html_response) |
| SE (1) | SE347954B (enrdf_load_html_response) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0030017A1 (de) * | 1979-11-28 | 1981-06-10 | Feldmann-Chemie KG Inh. Hagen Feldmann | Flüssiges, wässriges anorganisches Flockungsmittel |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4118319A (en) * | 1976-03-11 | 1978-10-03 | Toyo Soda Manufacturing Co., Ltd. | Treatment of sludge |
| DE2843053A1 (de) * | 1978-10-03 | 1980-04-24 | Bayer Ag | Faellmittel zur entphosphatisierung von abwasser und verfahren zu dessen herstellung |
| EP0056068B1 (de) * | 1981-01-14 | 1985-07-17 | Henkel Kommanditgesellschaft auf Aktien | Verfahren zur Behandlung von Abwässern |
| JPH0673666B2 (ja) * | 1988-10-21 | 1994-09-21 | 宇部興産株式会社 | 廃液の処理方法 |
-
1971
- 1971-02-15 SE SE192271A patent/SE347954B/xx unknown
-
1972
- 1972-02-11 DE DE19722206523 patent/DE2206523A1/de active Pending
- 1972-02-14 NO NO41272A patent/NO129788B/no unknown
- 1972-02-14 NL NL7201907A patent/NL7201907A/xx unknown
- 1972-06-02 FR FR7219867A patent/FR2187701A1/fr not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0030017A1 (de) * | 1979-11-28 | 1981-06-10 | Feldmann-Chemie KG Inh. Hagen Feldmann | Flüssiges, wässriges anorganisches Flockungsmittel |
Also Published As
| Publication number | Publication date |
|---|---|
| NO129788B (enrdf_load_html_response) | 1974-05-27 |
| SE347954B (enrdf_load_html_response) | 1972-08-21 |
| NL7201907A (enrdf_load_html_response) | 1972-08-17 |
| DE2206523A1 (de) | 1972-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |