FR917533A - Adoucissement de l'eau - Google Patents

Adoucissement de l'eau

Info

Publication number
FR917533A
FR917533A FR917533DA FR917533A FR 917533 A FR917533 A FR 917533A FR 917533D A FR917533D A FR 917533DA FR 917533 A FR917533 A FR 917533A
Authority
FR
France
Prior art keywords
water softening
softening
water
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
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR917533A publication Critical patent/FR917533A/fr
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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR917533D 1943-06-02 1945-11-19 Adoucissement de l'eau Expired FR917533A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB917533X 1943-06-02

Publications (1)

Publication Number Publication Date
FR917533A true FR917533A (fr) 1947-01-09

Family

ID=10707660

Family Applications (1)

Application Number Title Priority Date Filing Date
FR917533D Expired FR917533A (fr) 1943-06-02 1945-11-19 Adoucissement de l'eau

Country Status (1)

Country Link
FR (1) FR917533A (fr)

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