NZ224369A - Separation of components from a liquid by aeration, particularly cyanide - Google Patents

Separation of components from a liquid by aeration, particularly cyanide

Info

Publication number
NZ224369A
NZ224369A NZ224369A NZ22436988A NZ224369A NZ 224369 A NZ224369 A NZ 224369A NZ 224369 A NZ224369 A NZ 224369A NZ 22436988 A NZ22436988 A NZ 22436988A NZ 224369 A NZ224369 A NZ 224369A
Authority
NZ
New Zealand
Prior art keywords
aeration
separation
liquid
components
cyanide
Prior art date
Application number
NZ224369A
Inventor
Kevin John Lobb
Original Assignee
Golconda Eng & Mining
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 Golconda Eng & Mining filed Critical Golconda Eng & Mining
Publication of NZ224369A publication Critical patent/NZ224369A/en

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
    • C02F1/20—Treatment of water, waste water, or sewage by degassing, i.e. liberation of dissolved gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/305—Control of chemical properties of a component, e.g. control of pH
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2221/00—Applications of separation devices
    • B01D2221/04—Separation devices for treating liquids from earth drilling, mining
    • 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
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C02F2101/18—Cyanides
    • 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
    • C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
    • 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
    • C02F2103/22—Nature of the water, waste water, sewage or sludge to be treated from the processing of animals, e.g. poultry, fish, or parts thereof
    • C02F2103/24—Nature of the water, waste water, sewage or sludge to be treated from the processing of animals, e.g. poultry, fish, or parts thereof from tanneries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Physical Water Treatments (AREA)
  • Treating Waste Gases (AREA)
NZ224369A 1987-04-23 1988-04-26 Separation of components from a liquid by aeration, particularly cyanide NZ224369A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPI157087 1987-04-23
AUPI378087 1987-08-17

Publications (1)

Publication Number Publication Date
NZ224369A true NZ224369A (en) 1990-05-28

Family

ID=25643268

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ224369A NZ224369A (en) 1987-04-23 1988-04-26 Separation of components from a liquid by aeration, particularly cyanide

Country Status (5)

Country Link
EP (1) EP0355109A4 (en)
CA (1) CA1331895C (en)
MY (1) MY103266A (en)
NZ (1) NZ224369A (en)
WO (1) WO1988008408A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5078977A (en) * 1988-10-21 1992-01-07 Cyprus Minerals Company Cyanide recovery process
US4994243A (en) * 1988-10-21 1991-02-19 Cyprus Minerals Company Cyanide regeneration process
US5254153A (en) * 1988-10-21 1993-10-19 Cyprus Minerals Company Cyanide recycling process
DE19600774A1 (en) * 1996-01-11 1997-07-17 Biotecon Ges Fuer Biotechnologische Entwicklung & Consulting Mbh Removal of cyanide from process water

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1387289A (en) * 1918-03-21 1921-08-09 Merrill Co Cyaniding process
DE409259C (en) * 1924-05-31 1925-02-03 Atlas Werke Ag Process for cleaning and degassing raw water by boiling the water
DE2156186A1 (en) * 1971-11-12 1973-05-17 Babcock & Wilcox Ag Feedwater degassing tank - with closely spaced nozzles to achieve contacting spray cones
GB1577214A (en) * 1976-07-14 1980-10-22 Brewing Patents Ltd Production of deoxygenated water for use in brewing

Also Published As

Publication number Publication date
EP0355109A4 (en) 1990-03-12
WO1988008408A1 (en) 1988-11-03
CA1331895C (en) 1994-09-06
EP0355109A1 (en) 1990-02-28
MY103266A (en) 1993-05-29

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