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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (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
DE19546538A1 (en) 1997-06-19
WO1997021842A1 (en) 1997-06-19
EA199800550A1 (en) 1998-12-24
PE85798A1 (en) 1999-01-23
EA000477B1 (en) 1999-08-26
BR9611943A (en) 1999-04-06

Similar Documents

Publication Publication Date Title
ZA978865B (en) Reshaped human anti-HM 1.24 antibody.
FI930377A (en) REDUCERING KVAEVEOXIDER UNDER ANVAENDNING AV UREAHYDROLYSAT
UA32582C2 (en) Combustion engine and method (variants) of its operation
PL314665A1 (en) Sorbent composition, method of making same and method ofremoving sulphur from a gas stream
ZA96246B (en) Catalytic composition based on cerium oxide and on manganese iron or praseodymium oxide process for its preparation and its use automobile afterburning catalysis
MY107862A (en) A method of eliminating mercury or arsenic from a fluid in the presence of a mercury and/or arsenic recovery mass
EP0318808A3 (en) Process for reducing emissions of sulfur oxides and composition useful in same
TW264456B (en)
ES2092832T3 (en) PROCEDURE FOR THE MODIFICATION OF (CO) ALPHA-OLEPHINE POLYMERS.
BG60231B2 (en) Process for removing sulphur compounds, in particular sulphur dioxide, from flue gasses
MX9603252A (en) Process for thermally treating refractory gold mineral.
DE69903579D1 (en) STOPPER ROD
PL352097A1 (en) Method of thermal treatment of fine-grained material and apparatus for thermal treatment of fine-grained material
ES2181138T3 (en) STEEL CARBON OR WEAKLY ALLOY WITH A BETTER WORKED AND PROCESSING OF THIS STEEL.
SE8105011L (en) SEE DESCRIPTION OF GAS DESCRIPTION IN A RAIL REACTOR
AU1203895A (en) A process for the interesterification of triglycerides
ES2024191A6 (en) Improvements introduced in the subject of main patent no. 8904096 submitted on 30-11-89 for a procedure to operate a Claus plant
GB2169887B (en) A process for removing gaseous sulphur compounds, such as sulphur dioxide, from the flue gases of a furnace
SG77190A1 (en) Process for producing a composition comprising diluent and a copolymer and said copolymers
MX9400013A (en) PROCEDURE FOR PRODUCING OVEN ATMOSPHERES THROUGH THE DEOXYGENATION OF NITROGEN NON-CRYOGENICALLY GENERATED WITH DISSOCIATED AMMONIA.
PL348340A1 (en) Method for operating a combustion plant
JPS6430625A (en) Method for desulfurizing gas from smelting and reducing furnace
JPS57188610A (en) Steelmaking method
JPS5439391A (en) Method of regenerating high temperature gas refining catalyst
JPS55114333A (en) Method for decreasing nitrogen oxide in waste gas