Inventor
SHIOYA YASUMI
JP5 patents
Patents
5 patentsUS4370235AJan 25, 1983
Method of treating excess sludge
SHINRYO AIR COND55 citations94
US4398476AAug 16, 1983
Method for incinerating sewage sludge
SHINRYO AIR COND29 citations91
US4452699AJun 5, 1984
Method of improving the SVI of mixed liquor in aeration tank
SHINRYO AIR COND26 citations81
US4626356ADec 2, 1986
Sludge concentration method
SHINRYO AIR COND14 citations72
US4500427AFeb 19, 1985
Activated-sludge process for wastewater treatment
SHINRYO AIR COND12 citations72