FI62810C - Foerfarande foer rening av avloppsvatten av krom - Google Patents

Foerfarande foer rening av avloppsvatten av krom Download PDF

Info

Publication number
FI62810C
FI62810C FI1138/72A FI113872A FI62810C FI 62810 C FI62810 C FI 62810C FI 1138/72 A FI1138/72 A FI 1138/72A FI 113872 A FI113872 A FI 113872A FI 62810 C FI62810 C FI 62810C
Authority
FI
Finland
Prior art keywords
chromium
iron
electrodes
solution
anode
Prior art date
Application number
FI1138/72A
Other languages
English (en)
Finnish (fi)
Other versions
FI62810B (fi
Inventor
Nunzio Mastrorilli
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Publication of FI62810B publication Critical patent/FI62810B/fi
Application granted granted Critical
Publication of FI62810C publication Critical patent/FI62810C/fi

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
FI1138/72A 1971-04-23 1972-04-21 Foerfarande foer rening av avloppsvatten av krom FI62810C (fi)

Applications Claiming Priority (4)

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

Publications (2)

Publication Number Publication Date
FI62810B FI62810B (fi) 1982-11-30
FI62810C true FI62810C (fi) 1983-03-10

Family

ID=26328395

Family Applications (1)

Application Number Title Priority Date Filing Date
FI1138/72A FI62810C (fi) 1971-04-23 1972-04-21 Foerfarande foer rening av avloppsvatten av krom

Country Status (24)

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

Families Citing this family (5)

* 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
CH649976A5 (de) * 1981-03-05 1985-06-28 Hans Lueber Vorrichtung zur kalksteinverhinderung in wasserbehaeltern.
US4525254A (en) * 1982-10-07 1985-06-25 Gosudarstvenny Nauchno-Issledovatelsky I Proektny Institut Po Obogascheniju Rud Tsvetnykh Metallov "Kazmekhanobr" Process and apparatus for purifying effluents and liquors
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

Family Cites Families (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
AT240059B (de) * 1963-08-02 1965-05-10 Donau Chemie Ag Verfahren zur elektrolytischen Abscheidung von sulfosalzbildenden Metallen
US3392102A (en) * 1967-03-16 1968-07-09 Koch Rudolf Galvanic action water purifier

Also Published As

Publication number Publication date
RO63778A (fr) 1978-10-15
YU36674B (en) 1984-08-31
GB1376998A (en) 1974-12-11
FR2133922A1 (de) 1972-12-01
FI62810B (fi) 1982-11-30
SE386153B (sv) 1976-08-02
FR2133922B1 (de) 1974-10-18
YU105172A (en) 1982-02-25
LU65207A1 (de) 1972-07-13
NL7205539A (de) 1972-10-25
CS178869B2 (en) 1977-10-31
IE36316L (en) 1972-10-23
AT324969B (de) 1975-09-25
NL153829B (nl) 1977-07-15
BE782358A (fr) 1972-08-16
IL39131A (en) 1975-08-31
DK142049B (da) 1980-08-18
DD96694A5 (de) 1973-04-05
HU164830B (de) 1974-04-11
JPS5235945B1 (de) 1977-09-12
IL39131A0 (en) 1972-06-28
PL83655B1 (de) 1975-12-31
TR17282A (tr) 1975-03-24
NO139679C (no) 1979-04-25
IE36316B1 (en) 1976-10-13
ES402789A1 (es) 1975-10-16
CH539001A (fr) 1973-07-15
CA1028278A (en) 1978-03-21
DK142049C (da) 1981-01-12
NO139679B (no) 1979-01-15
DE2219095A1 (de) 1972-11-16

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