MX9603252A - Process for thermally treating refractory gold mineral. - Google Patents

Process for thermally treating refractory gold mineral.

Info

Publication number
MX9603252A
MX9603252A MX9603252A MX9603252A MX9603252A MX 9603252 A MX9603252 A MX 9603252A MX 9603252 A MX9603252 A MX 9603252A MX 9603252 A MX9603252 A MX 9603252A MX 9603252 A MX9603252 A MX 9603252A
Authority
MX
Mexico
Prior art keywords
thermally treating
treating refractory
refractory gold
gold mineral
atmosphere
Prior art date
Application number
MX9603252A
Other languages
Spanish (es)
Other versions
MXPA96003252A (en
Inventor
Peter Sturm
Gurudas Samant
Original Assignee
Metallgesellschaft Ag
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 Metallgesellschaft Ag filed Critical Metallgesellschaft Ag
Publication of MXPA96003252A publication Critical patent/MXPA96003252A/en
Publication of MX9603252A publication Critical patent/MX9603252A/en

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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/06—Sulfating roasting
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/10—Roasting processes in fluidised form
    • 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
    • C22B11/00—Obtaining noble metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Catalysts (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)

Abstract

The present invention refers to a process for thermally treating refractory gold mineral, which is performed under an oxidic atmosphere by adding fuel. To reduce the amount of nitrogen oxides and sulfur oxide emitted to the atmosphere, water or water steam is introduced to the process.
MX9603252A 1995-12-13 1996-08-07 Process for thermally treating refractory gold mineral. MX9603252A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1995146538 DE19546538A1 (en) 1995-12-13 1995-12-13 Process for the thermal treatment of refractory gold ores
DE19546538.5 1995-12-13

Publications (2)

Publication Number Publication Date
MXPA96003252A MXPA96003252A (en) 1997-06-01
MX9603252A true MX9603252A (en) 1997-06-28

Family

ID=7780011

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9603252A MX9603252A (en) 1995-12-13 1996-08-07 Process for thermally treating refractory gold mineral.

Country Status (6)

Country Link
BR (1) BR9611943A (en)
DE (1) DE19546538A1 (en)
EA (1) EA000477B1 (en)
MX (1) MX9603252A (en)
PE (1) PE85798A1 (en)
WO (1) WO1997021842A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPQ078399A0 (en) * 1999-06-04 1999-06-24 Tox Free Systems Limited Recovery of gold from gold sulphides
CN102051491B (en) * 2010-11-19 2012-10-24 中南大学 Method for concentrating gold from pyrite inclusion-type gold ore

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB475254A (en) * 1937-04-23 1937-11-16 Mij Voor Zwavelzuurbereiding V A process for extracting metals from oxidic ores and the like
GB677050A (en) * 1949-11-23 1952-08-06 Dorr Co Roasting of arsenopyrite gold-bearing ores
GB682718A (en) * 1950-03-21 1952-11-12 Dorr Co Process for the heat treatment of ores
US4289529A (en) * 1978-10-10 1981-09-15 Hazen Research, Inc. Process for beneficiating sulfide ores
FI89508C (en) * 1990-12-17 1993-10-11 Ahlstroem Oy FOERFARANDE FOER ROSTNING AV SULFIDISKA MALMER
ES2117028T3 (en) * 1991-04-12 1998-08-01 Metallgesellschaft Ag PROCEDURE FOR THE TREATMENT OF MINERAL WITH VALUE OF RECOVERABLE METALS INCLUDING ARSENIC-CONTAINING COMPONENTS.
DE4314231A1 (en) * 1993-04-30 1994-11-03 Metallgesellschaft Ag Process for roasting refractory gold ores
DE4329417C1 (en) * 1993-09-01 1994-08-18 Metallgesellschaft Ag Process for roasting refractory gold ores

Also Published As

Publication number Publication date
WO1997021842A1 (en) 1997-06-19
PE85798A1 (en) 1999-01-23
DE19546538A1 (en) 1997-06-19
EA199800550A1 (en) 1998-12-24
EA000477B1 (en) 1999-08-26
BR9611943A (en) 1999-04-06

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