Westerman, Hattori, Daniels & Adrian, LLP
Method for regenerating COS hydrolysis catalyst
A method for regenerating a carbonyl sulfide (COS) hydrolysis catalyst for hydrolyzing COS which is contained in a gas obtained by gasifying a carbon material, wherein a spent COS hydrolysis catalyst is immersed in an acid solution for a prescribed time thereby removing poisoning substances adhering to the surface of the COS hydrolysis catalyst; and thus regenerating the COS hydrolysis catalyst.
MITSUBISHI HEAVY INDUSTRIES, LTD.
B B B B
B01J B01J B01J B01J
inventional inventional inventional inventional
Toshinobu Akihiro Hiroshi Yukio Masanao
Yasutake Sawata Yoshioka Tanaka Yonemura