Chemical apparatus and process disinfecting – deodorizing – preser – Process disinfecting – preserving – deodorizing – or sterilizing – Maintaining environment nondestructive to metal
Patent
1997-04-07
1999-09-28
McKane, Elizabeth
Chemical apparatus and process disinfecting, deodorizing, preser
Process disinfecting, preserving, deodorizing, or sterilizing
Maintaining environment nondestructive to metal
422 7, 42324302, 42324306, 42324312, 423DIG8, C23F 1106
Patent
active
059583355
ABSTRACT:
A corrosion preventive method and an apparatus for preventing corrosion of stainless steel components in an exhaust gas desulfurizing apparatus of an exhaust gas treatment system comprising the exhaust gas desulfurizing apparatus for removing at least sulfur dioxide by bringing exhaust gas into contact with absorbing solution, wherein specific means is employed to maintain the Cl.sup.- concentration and SO.sub.4.sup.2- concentration at a corrosion preventive side of the corrosion resisting limit of stainless steel.
REFERENCES:
patent: 4990319 (1991-02-01), Takenouchi et al.
patent: 5525317 (1996-06-01), Bhat et al.
Hasegawa Shigeo
Iwashita Koichiro
Nakayama Yoshio
Okazoe Kiyoshi
Tatani Atsushi
McKane Elizabeth
Meller Michael N.
Mitsubishi Jukogyo Kabushiki Kaisha
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