... 24
1
170 170
55
s
United States 1440
1000
123 8 557
Q
Zimbabwe
2
10
7 2
Total
1 320 0 11800
127 00 23 00
N
22
Extractive Metallurgy
of
Copper
16
Extractive Metallurgy
of
Copper ... New York,
NY.
Copper Development Association (20 02) Copper and copper alloy consumption in the
United States by functional use
-
1997. www .copper. org (Mar...
... is very slow without a catalyst
so
the offgas is always passed
through V20S-K2S04 catalyst 'beds'. The volumetric
02/ S 02
ratio entering the
catalyst beds
is
set at
-1
or
above ...
complete conversion of
SO2
to
SO3.
Catalyst reactions
Typical V205-K2S04 based catalyst contains the following (mass%):
5
-
10%
VZOS
10
-
20 %
K2S04
1-9 40 Na2S04...
... W. G. (1980)
Extractive Metallurgy
of
Copper,
2& quot;d
Edition,
Pergamon Press, New York, NY.
Biswas, A.K. and Davenport, W. G. (1994)
Extractive Metallurgy
of
Copper,
3rd
Edition,
Elsevier ... Davenport, W. G. (1980)
Extractive Metallurgy
of
Copper
Zfld
Edition,
Pergamon Press, New York, NY.
Biswas, A.K. and Davenport, W. G. (1994)
Extractive Metal...