A Method for Coating Double-Layered Particles of Metal-Metal Oxide and Depositing Active Catalyst Particles onto Metal Substrates for Preparing Metal Monolith Catalyst Modules
KR20010088967A
An air-lift pump for quantitatively sending the discharge
KR20010088735A
A method for manufacturing density-controlled tube-chip type biocarriers and the biocarriers manufactured thereby
KR20010088734A
A settling filter tank and, an apparatus and a method for treating waste water using the same settling filter tank
KR20010088968A
An air-lift pump for finely adjusting the discharge
KR20010073244A
A method for manufacturing fixed tubular type biocarrier and a fixed biocarrier for biological wastewater treatment and offensive odor gas removal manufactured using the method
KR20010038015A
Air-lift pump
KR20010029006A
Advanced biological water treatment system
KR20010028619A
A method of manufacturing egg shell type media for biological wastewater treatment and offensive odor removal
KR100272667B1
A method for arranging reaction receptacle in an incorporated septic tank and a sewage and waste water disposal system
