AU4429272A - Processes forthe oxidative leaching of metal sulphides with nitric acid - Google Patents

Processes forthe oxidative leaching of metal sulphides with nitric acid

Info

Publication number
AU4429272A
AU4429272A AU44292/72A AU4429272A AU4429272A AU 4429272 A AU4429272 A AU 4429272A AU 44292/72 A AU44292/72 A AU 44292/72A AU 4429272 A AU4429272 A AU 4429272A AU 4429272 A AU4429272 A AU 4429272A
Authority
AU
Australia
Prior art keywords
nitric acid
metal sulphides
oxidative leaching
processes forthe
forthe
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
AU44292/72A
Other versions
AU479135B2 (en
Inventor
WILLIAM DAUGHERTY ALBERT EDWARD ERHARD and JAMES LOUIS DROBNJAK ELLSWORTH
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.)
MOLYBDENUM Corp OF AMERICA
Original Assignee
MOLYBDENUM CORP
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 MOLYBDENUM CORP filed Critical MOLYBDENUM CORP
Application granted granted Critical
Publication of AU479135B2 publication Critical patent/AU479135B2/en
Publication of AU4429272A publication Critical patent/AU4429272A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00—Obtaining refractory metals
    • C22B34/30—Obtaining chromium, molybdenum or tungsten
    • C22B34/34—Obtaining molybdenum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G39/00—Compounds of molybdenum
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G39/00—Compounds of molybdenum
    • C01G39/02—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G47/00—Compounds of rhenium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/02—Apparatus therefor
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • 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)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Metallurgy (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
AU44292/72A 1971-11-09 1972-07-06 Processes forthe oxidative leaching of metal sulphides with nitric acid Expired AU479135B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US16111171A 1971-07-09 1971-07-09
USUS161111 1971-11-09
US23608172A 1972-03-20 1972-03-20
USUS236081 1972-03-20

Publications (2)

Publication Number Publication Date
AU479135B2 AU479135B2 (en) 1974-01-10
AU4429272A true AU4429272A (en) 1974-01-10

Family

ID=

Also Published As

Publication number Publication date
IT962536B (en) 1973-12-31
LU65677A1 (en) 1972-10-30
FI55869B (en) 1979-06-29
AT337464B (en) 1977-07-11
ES404686A1 (en) 1975-07-16
FI55869C (en) 1979-10-10
US3739057A (en) 1973-06-12
NO141470B (en) 1979-12-10
FR2146245A1 (en) 1973-03-02
AR201264A1 (en) 1975-02-28
DE2232570B2 (en) 1975-12-11
SE392291B (en) 1977-03-21
IE36545L (en) 1973-01-09
NL7209095A (en) 1973-01-11
NO141470C (en) 1980-03-19
DE2232570A1 (en) 1973-01-18
ATA578272A (en) 1976-10-15
GB1399620A (en) 1975-07-02
IE36545B1 (en) 1976-11-24
BE786010A (en) 1972-11-03
FR2146245B1 (en) 1978-05-05

Similar Documents

Publication Publication Date Title
CA922903A (en) Acid leaching of lateritic ore
CA968958A (en) Chlorine leaching of non-ferrous metal values with ammoniacal solutions
SE392291B (en) PROCEDURE FOR OXIDIZATION OF A METAL SULPHIDE WITH NITRIC ACID
CA990512A (en) Extraction of metals
CA971180A (en) Metal halide-ester reaction process and compositions
AU479135B2 (en) Processes forthe oxidative leaching of metal sulphides with nitric acid
CA946585A (en) Production of metal sulphides
CA962455A (en) Recovery of refractory metal values
CA947089A (en) Acid leaching of lateritic ores
CA977557A (en) Hydrometallurgical recovery of metal values
AU475897B2 (en) Hydrometallurgical recovery of metal values
AU475896B2 (en) Hydrometallurgical recovery of metal values
CA991116A (en) Process for the manufacture of precious metal goods
AU435398B2 (en) Acid leaching of lateritic ores
AU462371B2 (en) Extraction of metal compounds
CA948416A (en) Recovery of lead and silver from solution as sulphides
CA983728A (en) Oxidation of metal sulfide ores with organic hydroperoxides
AU470410B2 (en) Improving the leaching of metal values from various ores
AU3092271A (en) Improvements in or relating to the smelting of metal ores
CA881324A (en) Recovery of metal values by leaching
CA877879A (en) Treatment of molten metal
ZA729038B (en) Hydrometallurgical recovery of metal values
PH9560A (en) Hydrometallurgical recovery of metal values
AU426584B2 (en) Acid leaching of lateritic ore
AU427391B2 (en) The recovery of lead and silver from solution as sulphides