GB1394909A - Removal and recovery of chromium from polluted waters - Google Patents

Removal and recovery of chromium from polluted waters

Info

Publication number
GB1394909A
GB1394909A GB3119873A GB3119873A GB1394909A GB 1394909 A GB1394909 A GB 1394909A GB 3119873 A GB3119873 A GB 3119873A GB 3119873 A GB3119873 A GB 3119873A GB 1394909 A GB1394909 A GB 1394909A
Authority
GB
United Kingdom
Prior art keywords
chromium
peat
water
precipitating agent
sulphide
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
GB3119873A
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.)
Université de Sherbrooke
Original Assignee
Université de Sherbrooke
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 Université de Sherbrooke filed Critical Université de Sherbrooke
Publication of GB1394909A publication Critical patent/GB1394909A/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
    • C02F1/52—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
    • 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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Water Treatment By Sorption (AREA)
  • Treating Waste Gases (AREA)
GB3119873A 1972-07-07 1973-06-29 Removal and recovery of chromium from polluted waters Expired GB1394909A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26986272A 1972-07-07 1972-07-07

Publications (1)

Publication Number Publication Date
GB1394909A true GB1394909A (en) 1975-05-21

Family

ID=23028959

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3119873A Expired GB1394909A (en) 1972-07-07 1973-06-29 Removal and recovery of chromium from polluted waters

Country Status (6)

Country Link
JP (1) JPS5529934B2 (cg-RX-API-DMAC7.html)
CA (1) CA1026472A (cg-RX-API-DMAC7.html)
CH (1) CH575347A5 (cg-RX-API-DMAC7.html)
DE (1) DE2334520A1 (cg-RX-API-DMAC7.html)
FR (1) FR2192071B1 (cg-RX-API-DMAC7.html)
GB (1) GB1394909A (cg-RX-API-DMAC7.html)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1055953B (it) * 1976-02-24 1982-01-11 Stoppani P & Co Procedimento di decontaminazione di materiale di scarto proveniente dalla lavorazione di minerali di cromo mediante trattamento conzolfo per via umida
JPS58153568U (ja) * 1982-04-05 1983-10-14 三菱電機株式会社 回転電機の芯出し装置

Also Published As

Publication number Publication date
CA1026472A (en) 1978-02-14
DE2334520A1 (de) 1974-01-24
JPS5529934B2 (cg-RX-API-DMAC7.html) 1980-08-07
FR2192071A1 (cg-RX-API-DMAC7.html) 1974-02-08
CH575347A5 (cg-RX-API-DMAC7.html) 1976-05-14
FR2192071B1 (cg-RX-API-DMAC7.html) 1976-11-12
JPS4964517A (cg-RX-API-DMAC7.html) 1974-06-22

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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