suv y ana p u lp a n i hosil qilish u c h u n ishlatiladi.
Bu u sulning kam chiligi
s h u n d a k i , t o z a suv sulfat kislota, m is h y a k , t e m i r su lfat va b o s h q a l a r
bilan ifloslanadi.
Q a y n a m a q a tla m li p e c h la r n i n g afzalligi — s h a rtli k o lc h e d a n g a
ay lan tirib h is o b la g a n d a 45 m ass.% S u n in g u n u m d o r l i g in i n g
kattaligi
100 d a n to 45 0 t / s u t g a c h a ; F e S 2 ni k u y d irg a n d a g i re a k siy a issiqli-
g id a n t o ‘la fo y d a la n ish m u m k in lig i ( I t k o l c h e d a n d a n 1,5 t g a c h a
b o s im i 4 0 - 105 P a va t e m p e r a t u r a s i 4 2 0 °C b o ‘lg an b u g ‘ni
o lish
m u m k in lig i) h a m d a 12— 14 h a jm % S 0 2 va 0,1 h a jm % S O , ega
b o 'l g a n k u y d irish gazi o lin a d i. K u y d irish g a z id a a n c h a m i q d o r d a
S O , m a v ju d b o ‘lg a n d a gaz o ‘tk a z g ic h la r , e le k t r o f i lt r e le k tr o d la r i va
q o z o n - u t i l i z a t o r l a r n i n g q u v u rla r i u la r u s tid a
su lfatli q a t l a m hosil
b o ‘lishi h iso b ig a k o rro z iy a g a (y e m irilis h g a ) u c h r a y d i.
Q a y n a m a q a tla m p e c h la r id a k o l c h e d a n n i k u y d ir g a n d a m is h y a k
kuyindi b ila n birga ajralib c h iq a d i. U As20 , n is b a ta n yaxshi a d s o r b e n t
va s h u n i n g d e k k a ta liz a to r b o ‘lib h is o b la n a d i. S h u n in g u c h u n A s20 3
A s2O s g a c h a k u y in d i is h tir o k id a o k s id la n a d i. M is h y a k
p e n t a oksidi
kuyindi bilan birikib, u c h m a y d ig a n arsen atlarn i hosil qiladi va kuyindi
ta rk ib id a q o la d i. N a ti j a d a k u y d irila d ig a n g a z v a n a d iy li
k a ta liz a to r g a
salbiy t a ’s ir e tu v c h i m is h y a k a r a l a s h m a s i d a n q i s m a n to z a l a n a d i va
u n in g faolligi k a m a y a d i.
A n c h a m i q d o r d a k u y d iru v c h i g a z la r k u y in d i m a s s a s id a n (40 d a n
to 100 m a s s .% g a c h a ) c h a n g b ila n o ‘c h ib ketish i
Q a y n a m a q a tla m li
p e c h la r n i n g asosiy k a m c h ilig i h is o b la n a d i.
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