KR880007774A - Improved Sulfide Mineral Fluidized Bed Roasting Process - Google Patents

Improved Sulfide Mineral Fluidized Bed Roasting Process Download PDF

Info

Publication number
KR880007774A
KR880007774A KR870014888A KR870014888A KR880007774A KR 880007774 A KR880007774 A KR 880007774A KR 870014888 A KR870014888 A KR 870014888A KR 870014888 A KR870014888 A KR 870014888A KR 880007774 A KR880007774 A KR 880007774A
Authority
KR
South Korea
Prior art keywords
bed
size range
medium
process according
roasting
Prior art date
Application number
KR870014888A
Other languages
Korean (ko)
Other versions
KR930005070B1 (en
Inventor
존슨 알란
Original Assignee
데이비드 프란시스 도일
일렉트롤리틱 징크 컴패니 오브 오스트럴레이지아 리미티드
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 데이비드 프란시스 도일, 일렉트롤리틱 징크 컴패니 오브 오스트럴레이지아 리미티드 filed Critical 데이비드 프란시스 도일
Publication of KR880007774A publication Critical patent/KR880007774A/en
Application granted granted Critical
Publication of KR930005070B1 publication Critical patent/KR930005070B1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/02Roasting processes
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B1/00Preliminary treatment of ores or scrap
    • C22B1/02Roasting processes
    • C22B1/10Roasting processes in fluidised form

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Fertilizers (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Abstract

내용 없음.No content.

Description

개선된 황화물 광물의 유동상 배소공정Improved Sulfide Mineral Fluidized Bed Roasting Process

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (11)

미세한 크기, 중간 크기, 및 조립상 크기 범위를 포함하는 물질로서, 하기의 (a), (b) 및 (c)방법 중의 적어도 한 방법에 의하여 배드내에서의 중간 크기 범위에 드는 물질의 비율을 증가시키는 것을 특징으로 하는 유동상 베소로의 배드내에서의 물질의 유동성질을 개선시킨 공정 ; (a) 상기 배드에서 배출된 물질을 크기 분리시켜서 중간 크기 부분을 제공하고 상기 부분을 상기 배드로 재순환시키는 방법 ; (b) 혼합기에서 배소로 원료물질의 일부분을 컨디셔닝시켜 중간 크기 범위의 물질을 산출하고 이것을 건조 또는 크기 분리시키지 않고 배소로로 급송시키는 방법 ; (c) 상기 배드에서 배출된 물질이 이미 바람직한 중간 크기 범위내에 드는 경우, 이 물질을 크기 분리 작업을 시키지 않고 상기 배드로 재순환시키는 방법.Increasing the proportion of material in the medium size range in the bed by at least one of the following methods (a), (b) and (c): Improving the flow properties of the material in the bed to the fluidized bed beso; (a) size separating the material exiting the bed to provide a medium sized portion and recycling the portion to the bed; (b) conditioning a portion of the raw material with roasting in a mixer to yield a medium range of material and feeding it to the roasting furnace without drying or size separation; (c) if the material discharged from the bed is already within the desired intermediate size range, then recycling the material to the bed without a size separation operation. 제1항에 있어서, 상기 중간 크기 범위의 물질은 0.1 내지 0.3mm 사이이며, 바람직하게는 0.1 내지 1mm 사이이며, 가장 바람직하게는 0.1 내지 0.5mm사이인 것을 특징으로 하는 공정.The process as claimed in claim 1, wherein the material in the middle size range is between 0.1 and 0.3 mm, preferably between 0.1 and 1 mm, most preferably between 0.1 and 0.5 mm. 제1항에 있어서, 재순환되는 중간 크기 범위 물질의 %는 배소로로 급송되는 물질의 10 내지 100%인 것을 특징으로 하는 공정.The process according to claim 1, wherein the% of the middle size range material to be recycled is 10 to 100% of the material fed to the roasting furnace. 제1항에 있어서, 컨디셔닝되는 상기 배소로 원료물질의 비율은 10 내지 100%사이인 것을 특징으로 하는 공정.2. A process according to claim 1, wherein the proportion of raw material to the roasting being conditioned is between 10 and 100%. 제1항에 있어서, 컨디셔닝을 돕기 위해 사용되는 상기 시약은 벤트나이트, 아황산염 액체, 황산을 포함한 배소광 가루, 당밀용액, 및 황화연 용액으로부터 선택되는 것을 특징으로 하는 공정.The process of claim 1, wherein the reagent used to assist conditioning is selected from bentite, sulfite liquid, roasted powder containing sulfuric acid, molasses solution, and lead sulfide solution. 제1항에 있어서, 상기 배소로 원료물질의 비율은 높은 전단 작용을 가지는 혼합기내에서 컨디셔닝되는 것을 특징으로 하는 공정.The process according to claim 1, wherein the ratio of raw materials to roasting is conditioned in a mixer having a high shear action. 제1항에 있어서, 0.1 내지 3mm 사이의 중간크기 범위에 드는 입자, 및 상기 중간크기 범위보다 각각 작거나 보다 큰 미세하고, 조립상 크기 범위의 입자들을 포함하는 물질로서, 베드에서 배출된 물질을 크기 분리작업시켜서 상기 중간크기 범위에 드는 부분을 제공하고 상기 부분을 베소로에 급송되는 새로운 원료의 10 내지 100% 사이의 비율로 상기 배드로 재순환시키는 것을 특징으로 하는 유동상 배소로의 배드내에서의 물질의 유동 성질을 개선시킨 공정.The material of claim 1 wherein the material exiting the bed is a material comprising particles in a medium size range between 0.1 and 3 mm, and particles in a fine, coarse size range each smaller or larger than the medium size range. In a bed to the fluidized bed roaster, by separating to provide a portion within the medium size range and recycling the portion to the bed at a rate between 10 and 100% of the fresh raw material being fed to the besoro. Processes that improve the flow properties of materials. 제1항에 있어서, 0.1 내지 3mm 사이의 중간크기 범위에 드는 입자, 및 상기 중간크기 범위보다 각각 작거나 보다 큰 미세하고, 조립상 크기범위의 입자들을 포함하는 물질로서, 혼합기에서 배소로 원료물질의 일부분을 컨디셔닝시켜 중간크기 범위의 물질을 산출하고 이것을 건조 또는 크기분리시키지 않고 배소로에 급송시키며, 이렇게 컨디셔닝시킨 배소로 원료 물질의 함량은 총배소로 원료 물질의 10 내지 100% 사이인 것을 특징으로 하는 유동상 배소로의 배드내에서의 물질의 유동성질을 개선시킨 공정.The material of claim 1, comprising particles in the intermediate size range between 0.1 and 3 mm, and fine, granular size range particles, each smaller or larger than the medium size range, wherein the raw material is roasted in a mixer. Conditioning a portion yields a medium-range material and feeds it to a roaster without drying or size separation, wherein the conditioned roaster contains between 10 and 100% of the raw material in total roasting. To improve the fluidity of the material in the bed to the fluidized bed roast. 제7항 또는 제8항에 있어서, 상기 중간크기 범위는 0.1 내지 1mm 사이이며, 보다 바람직하게는 0.1 내지 0.5mm 사이인 것을 특징으로 하는 공정.The process according to claim 7 or 8, wherein the intermediate size range is between 0.1 and 1 mm, more preferably between 0.1 and 0.5 mm. 제8항에 있어서, 컨디셔닝을 돕기 위하여 사용되는 상기 시약은 벤트나이트, 아황산염 액체, 황산을 포하하는 베소광가루, 당밀용액, 및 황화아연 용액으로부터 선택되는 것을 특징으로 하는 공정.9. The process according to claim 8, wherein the reagent used to aid conditioning is selected from bentite, sulfite liquid, besorite powder containing sulfuric acid, molasses solution, and zinc sulfide solution. 제10항에 있어서, 상기 컨디셔닝은 높은 전단작용을 가지는 혼합기내에서 수행되는 것을 특징으로 하는 공정.The process according to claim 10, wherein the conditioning is performed in a mixer having a high shear action. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870014888A 1986-12-24 1987-12-24 Improvements in or relating to the fluidised-bed roasting of sulphide minerals KR930005070B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPH9688 1986-12-24
AU968886 1986-12-24

Publications (2)

Publication Number Publication Date
KR880007774A true KR880007774A (en) 1988-08-29
KR930005070B1 KR930005070B1 (en) 1993-06-15

Family

ID=3700476

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870014888A KR930005070B1 (en) 1986-12-24 1987-12-24 Improvements in or relating to the fluidised-bed roasting of sulphide minerals

Country Status (4)

Country Link
EP (1) EP0274187A3 (en)
KR (1) KR930005070B1 (en)
ES (1) ES2008399A6 (en)
NO (1) NO875386L (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5803949A (en) * 1996-04-29 1998-09-08 Cominco Ltd. Fluidized bed roasting process
AU734974B2 (en) * 1996-04-29 2001-06-28 Teck Cominco Metals Ltd Fluidized bed roasting process
US6190625B1 (en) * 1997-08-07 2001-02-20 Qualchem, Inc. Fluidized-bed roasting of molybdenite concentrates

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE545578A (en) *
US2313019A (en) * 1940-10-15 1943-03-02 Lohse Julius Metallurgical process
US2855287A (en) * 1955-09-26 1958-10-07 New Jersey Zinc Co Fluid bed roasting method for separating and recovering cd-pb-zn components
US2855288A (en) * 1956-09-04 1958-10-07 New Jersey Zinc Co Method of fluid bed roasting
GB809765A (en) * 1956-09-04 1959-03-04 New Jersey Zinc Co Improvements in roasting zinc sulfide ores
US2893839A (en) * 1957-03-05 1959-07-07 Metallgesellschaft Ag Process for treating comminuted solids with gases
US3955960A (en) * 1970-04-20 1976-05-11 Boliden Aktiebolag Method for roasting finely divided sulphide material consisting of magnetic pyrites or of a finely divided material derived from a pyritic material, in which thermally splittable sulphur is expelled by partial roasting or other thermal treatment
US3854931A (en) * 1970-04-20 1974-12-17 Boliden Ab Roasting, coarsening and hardening of iron sulfide materials
ZA793158B (en) * 1978-07-04 1980-07-30 Isc Smelting Roasting of sulphide materials
SE8303184L (en) * 1983-06-06 1984-12-07 Boliden Ab PROCEDURE FOR THE PREPARATION OF COPPER MELT MATERIALS AND SIMILAR MATERIALS CONTAINING HIGH CONTAINERS ARSENIK AND / OR ANTIMON

Also Published As

Publication number Publication date
NO875386L (en) 1988-06-27
EP0274187A3 (en) 1990-01-17
NO875386D0 (en) 1987-12-22
EP0274187A2 (en) 1988-07-13
ES2008399A6 (en) 1989-07-16
KR930005070B1 (en) 1993-06-15

Similar Documents

Publication Publication Date Title
JPS52140490A (en) Production of fluid catalyst containing antimony oxide
KR880007774A (en) Improved Sulfide Mineral Fluidized Bed Roasting Process
US5738222A (en) Process for separating solids mixtures of differing density, separating liquid and device for implementing the process
EP0139120B1 (en) Method for the production of sulfur dioxide
US3096034A (en) Method and apparatus for purifying potassium salt-containing materials
SU1315504A1 (en) Charge for producing pellets
JPS5297475A (en) Pelletized sedimentation separator
GB1388371A (en) Separation process for solid material
Nowakowski Ways of Improving Technologies of Copper Ore Enrichment
RU2197549C1 (en) Method of processing zinc-containing materials
Kagan et al. X-Ray Luminescent Separation of Lump Ores
SU975701A1 (en) Process for producing potassium fertilizers
Savel'ev et al. Production of Raw Pellets With Lime
Akdag Study of Calcination and Reduction of Siderite Ore
Hayashi REFINEMENT OF SERICITE FORMED IN ZINC ORE DEPOSIT
SU1279966A1 (en) Method of producing pyrrhotine fe9 s10
TOMICH et al. Petrographic evaluation of pyrite in the products from two-stage coal-pyrite flotation[Final Report, 1 Apr. 1980- Nov. 1981]
Castillejos Hydrometallurgical conversion of celestite to strontium carbonate
Forssberg et al. Simulation Model for the Application of Reichert Cone Concentrators in Iron Ore Dressing
Cordes Examples of Beneficiation of Hematite Iron Ore with the Aid of Jones High-Intensity Wet Magnetic Separators
JPS5370003A (en) Preliminary treating method for dust raw material for lump-making orecontaining zinc
Verkhoturov et al. Air Humidity and the Effectiveness of Dry Magnetic Separation
RU97108016A (en) METHOD OF FLOTATION OF THIN FILLED POOR COPPER AND GOLD-CONTAINING ORE
JPS54118998A (en) Processing method of radioactive material contained liquid
Luganov Behaviour of Pyrrhotite During Acid Leaching

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee