Mineral beneficiation present status & future needs

Presented at IPE Seminar, Bhabaneswar, 2-3rd December, 2009

1. ALL INDIA SEMINAR ONALL INDIA SEMINAR ON
IMPACT OF NEW MINERAL POLICY-2008 ON INVESTMENT IN IMPACT OF NEW MINERAL POLICY-2008 ON INVESTMENT IN
MINING & STEEL SECTOR OF INDIA BY 2020 AD, & ON MINING & STEEL SECTOR OF INDIA BY 2020 AD, & ON
INFRASTRUCTURE DEVLOPMENT ,CONSTRAINTS & INFRASTRUCTURE DEVLOPMENT ,CONSTRAINTS &
REMEDICAL MEASURES REMEDICAL MEASURES
PRESENTEE: K. K. SHARMA
M.N.DASTUR & COMPANY (P) LTD
KOLKATA, INDIA
TITLE
MINERAL BENEFICIATION – PRESENT STATUS &
FUTURE NEEDS

2. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
THIS PRESENTATION ATTEMPTS TO DISCUSS THE THIS PRESENTATION ATTEMPTS TO DISCUSS THE
ROLE OF MINERAL BENEFICIATION IN A NATION’S ROLE OF MINERAL BENEFICIATION IN A NATION’S
ECONOMY, ENLIGHTENING THE NEED OF PERFECTION IN ECONOMY, ENLIGHTENING THE NEED OF PERFECTION IN
AVAILABLE PROCESS TECHNIQUES.AVAILABLE PROCESS TECHNIQUES.
THE PROCESS TECHNOLOGIES EXERCISED TODAY THE PROCESS TECHNOLOGIES EXERCISED TODAY
AND THE FUTURE TRENDS ARE ALSO OUTLINEDAND THE FUTURE TRENDS ARE ALSO OUTLINED
SYNOPSIS

3. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
PREAMBLEPREAMBLE
MINERAL RESOURCESMINERAL RESOURCES
FINITE & FINITE &
NON - RENEWABLENON - RENEWABLE
RAW MATERIALS FOR RAW MATERIALS FOR
BASIC INDUSTRIESBASIC INDUSTRIES
GDP GDP

4. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
MINERAL PROCESSINGMINERAL PROCESSING
ROM OREROM ORE
ORE ORE
CHARACTERISATIONCHARACTERISATION
SIZINGSIZING
CLASSIFICATIONCLASSIFICATION
CONCENTRATIONCONCENTRATION
SOLID – LIQUID SOLID – LIQUID
SEPARATIONSEPARATION
FINAL PRODUCTFINAL PRODUCT

5. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
IRON ORE SCENARIO IN INDIAIRON ORE SCENARIO IN INDIA
GradeGrade
Resources as on Resources as on
01.04.198001.04.1980
Resources as on Resources as on
01.04.199001.04.1990
Resources as on Resources as on
01.04.200001.04.2000
Resources as on Resources as on
01.04.200501.04.2005
Hematite 11469 12197 11426 14630
Magnetite 6095 10590 10682 10619
Total (Million tons) 17564 22787 22108 25249
Note: These resources do not include around 1000 million tonnes of hematite iron ore recently
discovered by DMG, in Kabirdham district, Chattisgarh, India.
Year 2004-05 2005-06 2006-07 2007-08 2008-09 (E)
Quantity
(000’tonnes)
145942 165230 187696 206452 222544
Note: (E) Estimated figures
IRON ORE RESOURCES IN INDIAIRON ORE RESOURCES IN INDIA
IRON ORE PRODUCTION IN INDIA (2005-2009)IRON ORE PRODUCTION IN INDIA (2005-2009)

6. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
IRON ORE BENEFICIATION IN INDIAIRON ORE BENEFICIATION IN INDIA
EARLIER, HI-GRADE HEMATITE ORE WAS EARLIER, HI-GRADE HEMATITE ORE WAS
SELECTIVELY MINED AND FED DIRECTLY INTO SELECTIVELY MINED AND FED DIRECTLY INTO
THE BLAST FURNACE FOR IRON MAKING.THE BLAST FURNACE FOR IRON MAKING.

7. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
OLD AGE PROCESSING ROUTEOLD AGE PROCESSING ROUTE
FEEDFEED
MULTI – STAGE CRUSHERMULTI – STAGE CRUSHER
DRY SCREENDRY SCREEN
LUMP STOCKPILELUMP STOCKPILE
TAILSTAILS
- 10 MM- 10 MM- 40 +10 MM- 40 +10 MM+ 40 MM+ 40 MM

8. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
INITIAL PHASE WET PROCESSINGINITIAL PHASE WET PROCESSING

9. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
A LARGE QUANTITY OF LOW GRADE INSITU RESERVE, A LARGE QUANTITY OF LOW GRADE INSITU RESERVE,
DUMPED MATERIAL AND SLIMES ARE AVAILABLE FOR DUMPED MATERIAL AND SLIMES ARE AVAILABLE FOR
UPGRADATIONUPGRADATION
TO OBTAIN AN UPGRADED CONCENTRATE FROM THESE TO OBTAIN AN UPGRADED CONCENTRATE FROM THESE
MATERIAL, PROPER LIBERATION OF MINERAL MATERIAL, PROPER LIBERATION OF MINERAL
PARTICLES FROM GANGUE PARTICLES IS NECESSARYPARTICLES FROM GANGUE PARTICLES IS NECESSARY
MAJOR IRON ORE PRODUCERS IN INDIA ARE MAJOR IRON ORE PRODUCERS IN INDIA ARE
EXPLORING THE POSSIBILITIES TO UTILIZE THIS LOW EXPLORING THE POSSIBILITIES TO UTILIZE THIS LOW
GRADE MATERIALGRADE MATERIAL
MAJOR TEST LABORATORIES AND INSTITUTES ARE MAJOR TEST LABORATORIES AND INSTITUTES ARE
ALSO ENGAGED IN DEVELOPING THE PROCESS FOR ALSO ENGAGED IN DEVELOPING THE PROCESS FOR
ENHANCING THE QUALITY OF RAW MATERIAL FOR ENHANCING THE QUALITY OF RAW MATERIAL FOR
IRON AND STEEL IRON AND STEEL INDUSTRYINDUSTRY
CALL OF THE DAYCALL OF THE DAY

10. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
PRESENT DAY BENEFICIATIONPRESENT DAY BENEFICIATION

11. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
PROPOSED LOW GRADE IRON ORE BENEFICIATIONPROPOSED LOW GRADE IRON ORE BENEFICIATION

12. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
SLIME BENEFICIATIONSLIME BENEFICIATION

13. M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
M
I
N
E
R
A
L
B
E
N
E
F
I
C
I
A
T
I
O
N
–
P
R
E
S
E
N
T
S
T
A
T
U
S
A
N
D
F
U
T
U
R
E
N
E
E
D
S
THANTHAN
K YOUK YOU