FR2133922A1 - - Google Patents

Info

Publication number
FR2133922A1
FR2133922A1 FR7213901A FR7213901A FR2133922A1 FR 2133922 A1 FR2133922 A1 FR 2133922A1 FR 7213901 A FR7213901 A FR 7213901A FR 7213901 A FR7213901 A FR 7213901A FR 2133922 A1 FR2133922 A1 FR 2133922A1
Authority
FR
France
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.)
Granted
Application number
FR7213901A
Other languages
French (fr)
Other versions
FR2133922B1 (no
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.)
SnamProgetti SpA
Original Assignee
SnamProgetti SpA
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 SnamProgetti SpA filed Critical SnamProgetti SpA
Publication of FR2133922A1 publication Critical patent/FR2133922A1/fr
Application granted granted Critical
Publication of FR2133922B1 publication Critical patent/FR2133922B1/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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/70—Treatment of water, waste water, or sewage by reduction
    • C02F1/705—Reduction by metals
    • 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
    • C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46176—Galvanic cells
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/22—Chromium or chromium compounds, e.g. chromates
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/02—Non-contaminated water, e.g. for industrial water supply
    • C02F2103/023—Water in cooling circuits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Removal Of Specific Substances (AREA)
  • Water Treatment By Sorption (AREA)
FR7213901A 1971-04-23 1972-04-20 Expired FR2133922B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2354971 1971-04-23
IT2420571 1971-05-07

Publications (2)

Publication Number Publication Date
FR2133922A1 true FR2133922A1 (no) 1972-12-01
FR2133922B1 FR2133922B1 (no) 1974-10-18

Family

ID=26328395

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7213901A Expired FR2133922B1 (no) 1971-04-23 1972-04-20

Country Status (24)

Country Link
JP (1) JPS5235945B1 (no)
AT (1) AT324969B (no)
BE (1) BE782358A (no)
CA (1) CA1028278A (no)
CH (1) CH539001A (no)
CS (1) CS178869B2 (no)
DD (1) DD96694A5 (no)
DE (1) DE2219095A1 (no)
DK (1) DK142049C (no)
ES (1) ES402789A1 (no)
FI (1) FI62810C (no)
FR (1) FR2133922B1 (no)
GB (1) GB1376998A (no)
HU (1) HU164830B (no)
IE (1) IE36316B1 (no)
IL (1) IL39131A (no)
LU (1) LU65207A1 (no)
NL (1) NL153829B (no)
NO (1) NO139679C (no)
PL (1) PL83655B1 (no)
RO (1) RO63778A (no)
SE (1) SE386153B (no)
TR (1) TR17282A (no)
YU (1) YU36674B (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3134967A1 (de) * 1981-03-05 1982-09-16 Hans 9500 Wil St. Gallen Lüber Vorrichtung zur kalksteinverhinderung in wasserbehaeltern

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2430848C2 (de) * 1974-06-27 1986-02-27 Levrini, Valter, Castellarano Verfahren zur chemischen Reinigung von Abwässern
DE3237246A1 (de) * 1982-10-07 1984-04-12 Gosudarstvennyj naučno-issledovatel'skij i proektnyj institut po obogaščeniju rud cvetnych metallov KAZMECHANOBR, Alma-Ata Verfahren zur reinigung von abwaessern und loesungen und apparat zur durchfuehrung desselben
DE10005681B4 (de) 2000-02-07 2005-06-16 Atc Dr. Mann E.K. Verfahren und Vorrichtung zur Dekontamination metallhaltiger Wässer
CN115418483B (zh) * 2022-08-30 2023-06-30 中南大学 含铬废液制备铬铁合金的方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3382163A (en) * 1963-08-02 1968-05-07 Donau Chemie Ag Method of electrolytic extraction of metals
US3392102A (en) * 1967-03-16 1968-07-09 Koch Rudolf Galvanic action water purifier
DE1459451A1 (de) * 1962-05-29 1968-12-19 Asendorf Dr Erich Verfahren zum Entkupfern von schwefelsauren und salpetersauren Abwaessern unter gleichzeitiger Vernichtung wasserunloeslicher Kupferverbindungen

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1459451A1 (de) * 1962-05-29 1968-12-19 Asendorf Dr Erich Verfahren zum Entkupfern von schwefelsauren und salpetersauren Abwaessern unter gleichzeitiger Vernichtung wasserunloeslicher Kupferverbindungen
US3382163A (en) * 1963-08-02 1968-05-07 Donau Chemie Ag Method of electrolytic extraction of metals
US3392102A (en) * 1967-03-16 1968-07-09 Koch Rudolf Galvanic action water purifier

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3134967A1 (de) * 1981-03-05 1982-09-16 Hans 9500 Wil St. Gallen Lüber Vorrichtung zur kalksteinverhinderung in wasserbehaeltern

Also Published As

Publication number Publication date
IE36316L (en) 1972-10-23
AT324969B (de) 1975-09-25
HU164830B (no) 1974-04-11
NO139679B (no) 1979-01-15
SE386153B (sv) 1976-08-02
BE782358A (fr) 1972-08-16
DE2219095A1 (de) 1972-11-16
CS178869B2 (en) 1977-10-31
PL83655B1 (no) 1975-12-31
IL39131A0 (en) 1972-06-28
LU65207A1 (no) 1972-07-13
NL153829B (nl) 1977-07-15
JPS5235945B1 (no) 1977-09-12
FI62810C (fi) 1983-03-10
YU105172A (en) 1982-02-25
RO63778A (fr) 1978-10-15
IE36316B1 (en) 1976-10-13
DK142049C (da) 1981-01-12
DK142049B (da) 1980-08-18
FI62810B (fi) 1982-11-30
NO139679C (no) 1979-04-25
CH539001A (fr) 1973-07-15
IL39131A (en) 1975-08-31
DD96694A5 (no) 1973-04-05
CA1028278A (en) 1978-03-21
ES402789A1 (es) 1975-10-16
GB1376998A (en) 1974-12-11
YU36674B (en) 1984-08-31
TR17282A (tr) 1975-03-24
FR2133922B1 (no) 1974-10-18
NL7205539A (no) 1972-10-25

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Legal Events

Date Code Title Description
ST Notification of lapse