Inventor

ITO MINEO

JP2 patents

Patents

2 patents

US4861378AAug 29, 1989

Cement additive containing superplasticizer and bentonite

DENKI KAGAKU KOGYO KK31 citations89

US4892586AJan 9, 1990

Concrete composition for roller compacted placing method

DENKI KAGAKU KOGYO KK21 citations79