CA1056521A - Process for slow softening water - Google Patents
Process for slow softening waterInfo
- Publication number
- CA1056521A CA1056521A CA248,134A CA248134A CA1056521A CA 1056521 A CA1056521 A CA 1056521A CA 248134 A CA248134 A CA 248134A CA 1056521 A CA1056521 A CA 1056521A
- Authority
- CA
- Canada
- Prior art keywords
- water
- zone
- calcium carbonate
- reaction zone
- softened
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/02—Softening water by precipitation of the hardness
-
- 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
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2512107A DE2512107B2 (de) | 1975-03-19 | 1975-03-19 | Verfahren zur Langsamentkarbonisierung von Wasser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1056521A true CA1056521A (en) | 1979-06-12 |
Family
ID=5941850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA248,134A Expired CA1056521A (en) | 1975-03-19 | 1976-03-16 | Process for slow softening water |
Country Status (11)
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2345396A1 (fr) * | 1976-03-24 | 1977-10-21 | Degremont | Appareil de traitement des boues par recirculation, precipitation et separation des boues formees |
| CA1181653A (en) * | 1981-03-24 | 1985-01-29 | Alban Timmons | Process and composition for conditioning an aqueous system |
| DE3478222D1 (en) * | 1983-05-27 | 1989-06-22 | Johnson Filtration Systems | Cross-flow microfiltration lime softener |
| DE4408862A1 (de) * | 1994-03-16 | 1995-09-21 | Passavant Werke | Verfahren und Vorrichtung zur Entkarbonisierung von Rohwasser |
| CN106045109A (zh) * | 2016-06-30 | 2016-10-26 | 华电水务工程有限公司 | 一种高含盐废水的处理方法及设备 |
| CN112142220A (zh) * | 2019-06-28 | 2020-12-29 | 中国瑞林工程技术股份有限公司 | 软化废水的系统和方法 |
| CN115504582A (zh) * | 2022-11-09 | 2022-12-23 | 中船第九设计研究院工程有限公司 | 一种黄金冶炼废水除硬装置 |
| CN115583704A (zh) * | 2022-11-09 | 2023-01-10 | 中船第九设计研究院工程有限公司 | 一种黄金冶炼废水除硬预处理系统 |
-
1975
- 1975-03-19 DE DE2512107A patent/DE2512107B2/de not_active Ceased
-
1976
- 1976-02-24 CH CH222876A patent/CH621753A5/de not_active IP Right Cessation
- 1976-02-27 SE SE7602633A patent/SE422320B/xx unknown
- 1976-03-10 BE BE165017A patent/BE839395A/xx unknown
- 1976-03-16 CA CA248,134A patent/CA1056521A/en not_active Expired
- 1976-03-16 NL NL7602741A patent/NL7602741A/xx not_active Application Discontinuation
- 1976-03-17 IT IT09376/76A patent/IT1060944B/it active
- 1976-03-17 GB GB10756/76A patent/GB1501335A/en not_active Expired
- 1976-03-18 ES ES446176A patent/ES446176A1/es not_active Expired
- 1976-03-18 JP JP51028687A patent/JPS6035200B2/ja not_active Expired
- 1976-03-18 FR FR7607801A patent/FR2304573A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2304573B1 (US06168776-20010102-C00028.png) | 1980-05-16 |
| ES446176A1 (es) | 1977-06-01 |
| GB1501335A (en) | 1978-02-15 |
| SE422320B (sv) | 1982-03-01 |
| SE7602633L (sv) | 1976-09-20 |
| BE839395A (fr) | 1976-07-01 |
| IT1060944B (it) | 1982-09-30 |
| DE2512107A1 (de) | 1976-10-14 |
| DE2512107B2 (de) | 1979-06-28 |
| JPS6035200B2 (ja) | 1985-08-13 |
| CH621753A5 (en) | 1981-02-27 |
| FR2304573A1 (fr) | 1976-10-15 |
| JPS51128832A (en) | 1976-11-10 |
| NL7602741A (nl) | 1976-09-21 |
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