Solution

Landfill and leachate water

Purpose

Waste water treatment update and degraded water quality of leachate water due to increased treatment capacity

Proposed solution

Nitrification equipment using flow carrier

Result

Final effluent nitrogen water quality stabilized

Chemical plant waste water

Purpose

Final effluent COD total volume control exceeded

Proposed solution

Introduction of ozone oxidization as a pre-process

Result

Final effluent COD stabilized at low level

Food processing plant waste water

Purpose

Reduction of amount of sludge generated

Proposed solution

Filling of existing activated sludge with Kotobuki Kankyoh Kizai’s own activated sludge

Result

Significant reduction in sludge draw-out

Food processing plant waste water

Purpose

Switching from river discharge to sewage discharge

Proposed solution

24-hour auto-control of aerated tank sludge concentration

Result

Maintenance-free stabilization of treated water quality

Car-wash waste water

Purpose

Reduction in sludge volume and maintenance need

Proposed solution

Update flocculation pressure floatation system to trace flocculation filtration system

Result

Reduction in sludge volume and maintenance need achieved

Railroad company

Purpose

Improve carriage washing

Proposed solution

Hybrid type washing equipment

Result

Test featured in trade magazine. Results publicized, well received. (Patented 2009)

Railroad company

Purpose

Improved washing of train bogies

Proposed solution

Fine bubble bogie washing equipment

Result

Washing effect much improved compared to previous equipment
Well-received by passengers
Customer well pleased.

Railroad company

Purpose

Update bearing washing equipment

Proposed solution

Fine bubble bearing washing equipment

Result

Washing effect much improved compared to previous equipment
Very effective in washing oil from bearings

Railroad company

Purpose

Update parts and components washing equipment

Proposed solution

Fine bubble parts and components washing equipment

Result

Washing time shortened in comparison with previous equipment

Railroad company

Purpose

Update parts and components washing equipment

Proposed solution

Parts and components washing equipment (ultra-sonic wave washing)

Result

Persistent carbon soiling and burn soiling removed, washing effect improved.

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