Inventor
SHIMAZU YASUMOTO
JP4 patents
Patents
4 patentsUS6265574B1Jul 24, 2001
Process for producing ε-caprolactam
SUMITOMO CHEMICAL CO18 citations81
US6433166B2Aug 13, 2002
Process for producing ε-caprolactam
SUMITOMO CHEMICAL CO8 citations69
US6258949B1Jul 10, 2001
Apparatus and process for producing ε-caprolactam
SUMITOMO CHEMICAL CO1 citations49
US7071360B2Jul 4, 2006
Method for evaporating cyclohexanone oxime
SUMITOMO CHEMICAL CO0 citations44