FR829140A - Improvements to water softeners - Google Patents

Improvements to water softeners

Info

Publication number
FR829140A
FR829140A FR829140DA FR829140A FR 829140 A FR829140 A FR 829140A FR 829140D A FR829140D A FR 829140DA FR 829140 A FR829140 A FR 829140A
Authority
FR
France
Prior art keywords
water softeners
softeners
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
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR829140A publication Critical patent/FR829140A/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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus

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)
FR829140D 1937-09-28 1937-01-07 Improvements to water softeners Expired FR829140A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR49270T 1937-09-28

Publications (1)

Publication Number Publication Date
FR829140A true FR829140A (en) 1938-06-13

Family

ID=8684470

Family Applications (2)

Application Number Title Priority Date Filing Date
FR829140D Expired FR829140A (en) 1937-09-28 1937-01-07 Improvements to water softeners
FR49270D Expired FR49270E (en) 1937-09-28 1937-09-28 Improvements to water softeners

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR49270D Expired FR49270E (en) 1937-09-28 1937-09-28 Improvements to water softeners

Country Status (1)

Country Link
FR (2) FR829140A (en)

Also Published As

Publication number Publication date
FR49270E (en) 1939-02-16

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