GB1501335A - Process for slow softening water - Google Patents

Process for slow softening water

Info

Publication number
GB1501335A
GB1501335A GB10756/76A GB1075676A GB1501335A GB 1501335 A GB1501335 A GB 1501335A GB 10756/76 A GB10756/76 A GB 10756/76A GB 1075676 A GB1075676 A GB 1075676A GB 1501335 A GB1501335 A GB 1501335A
Authority
GB
United Kingdom
Prior art keywords
caco3
water
addition
slow
flocculant
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
Application number
GB10756/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aqseptence Group GmbH
Original Assignee
Passavant Werke AG and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Passavant Werke AG and Co KG filed Critical Passavant Werke AG and Co KG
Publication of GB1501335A publication Critical patent/GB1501335A/en
Expired legal-status Critical Current

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)
GB10756/76A 1975-03-19 1976-03-17 Process for slow softening water Expired GB1501335A (en)

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
GB1501335A true GB1501335A (en) 1978-02-15

Family

ID=5941850

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10756/76A Expired GB1501335A (en) 1975-03-19 1976-03-17 Process for slow softening water

Country Status (11)

Country Link
JP (1) JPS6035200B2 (US06168776-20010102-C00028.png)
BE (1) BE839395A (US06168776-20010102-C00028.png)
CA (1) CA1056521A (US06168776-20010102-C00028.png)
CH (1) CH621753A5 (US06168776-20010102-C00028.png)
DE (1) DE2512107B2 (US06168776-20010102-C00028.png)
ES (1) ES446176A1 (US06168776-20010102-C00028.png)
FR (1) FR2304573A1 (US06168776-20010102-C00028.png)
GB (1) GB1501335A (US06168776-20010102-C00028.png)
IT (1) IT1060944B (US06168776-20010102-C00028.png)
NL (1) NL7602741A (US06168776-20010102-C00028.png)
SE (1) SE422320B (US06168776-20010102-C00028.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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
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

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
FR2304573B1 (US06168776-20010102-C00028.png) 1980-05-16
ES446176A1 (es) 1977-06-01
CA1056521A (en) 1979-06-12
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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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee