IK prepared a foundation on recycling sewage sludge by developing manufacture technology of solidifying agent for sewage sludge.

Possessing Patent

• Capping material composition for sanitary landfill (Patent number: 10-1221637)
• Manufacturing methods of recycling fill materials using organicㆍinorganic sludge and recycling fill materials manufactured by those methods (Patent number: 10-1341541)
• Solidifying agent for artificial soils (Patent number: 10-0816999)
• Solidifying methods of sewage sludge reutilizing its ashes and solidifying its agents having been produced by this method (Patent number: 10-0948658)
• Absorbents using water treatment sludge and its manufacturing method (Patent number: 10-0802163)
• Coagulants manufacturing methods for treating renal waste water (Patent number: 10-0881663)
• Manufacturing methods of eco-friendly artificial sands utilizing sewage sludge (Patent number: 10-0967837)
• Manufacturing methods of eco-friendly capping materials utilizing alkaline particulate wastes (Patent number: 10-1091557)

Characteristics of technology

• High fired process has excellent high fired skill that reduces ammonia gas and shortens curing period.
• Contributed to establishing recycling society of resources by totally utilizing capping materials in the landfill after solidifying sewage sludge which is hard to be treated.

Applying fields of solidifying agents

• Solidifying sewage sludge
• Solidifying all kinds of wastes
• Stabilizing weak grounds
• Stabilizing dredged soils
• Higher construction of landfill
• Other special cements