Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Method for treating a gas
A method for treating a gas containing a SO3 component, which comprises adding a sodium carbonate powder having a mean particle diameter of at most 20 &mgr;m to the gas to remove the SO3 component from the gas.
Asahi Glass Company, Limited
B B B
B01D B01D B01D
inventional additional additional
Hachiro Yoichi Hiroaki Makoto Shigeru
Hirano Mori Noda Yoshida Sakurai