Inventor

OKATANI SHIGETOSHI

JP2 patents

Patents

2 patents

US5580458ADec 3, 1996

Method for waste water treatment using calcium carbonate mineral and microorganisms in combination

SHARP KK52 citations94

US5480537AJan 2, 1996

Apparatus for waste water treatment using calcium carbonate mineral and microorganisms in combination

SHARP KK20 citations90