Inventor
YAMAMOTO KIMIO
JP3 patents
Patents
3 patentsUS5651889AJul 29, 1997
Sludge treatment membrane apparatus
MITSUI PETROCHEMICAL IND33 citations84
US5035802AJul 30, 1991
Membrane filter material having excellent organic solvent resistance, method for formation of membrane filter and process for preparation of bismaleimide polymer to be used for membrane filter
MITSUI PETROCHEMICAL IND16 citations81
US4983717AJan 8, 1991
Membrane filter material having excellent organic solvent resistance, method for formation of membrane filter and process for preparation of bismaleimide polymer to be used for membrane filter
MITSUI PETROCHEMICAL IND14 citations72