Inventor
SAWAMURA NOBUYOSHI
JP4 patents
Patents
4 patentsUS6203766B1Mar 20, 2001
Dumping device of catalyst inside reactor and dumping method using the same
SOFTARD IND CO LTD37 citations90
US5585075ADec 17, 1996
Catalyst loading structure and a loading method for a reactor
SOFTARD IND CO LTD25 citations86
US6814945B2Nov 9, 2004
Dumping device of catalyst inside reactor and dumping method using the same
SOFTARD IND CO LTD4 citations60
US5736108AApr 7, 1998
Refrigerant unit in hydrogen treating plant
SOFTARD IND CO LTD0 citations50