waste management & recycling services of dowa...msw industrial waste molten slag molten metal...

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Waste Management & Recycling Services

of DOWA

26th August, 2019

Kimio MatsumotoDirector

2nd General Meeting of African Clean Cities Platform

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• Foundation 1884

• Capital *32 m USD

• Net sales *4.0 b USD

* At a rate of 112 JPY per USD

• Employee 6,700

• Global activity

… Over 100 networks

Japan -70

Europe, America

- 10Asia - 30

DOWA contributes to the manufacturing of a widerange of products.

Waste Management& Recycling

NonferrousMetals

ElectronicMaterials

MetalProcessing

HeatTreatment

Resource RecyclingLoop

Subsidiaries

Overview of DOWA Group

Smelting-Pyrometallurgy-Hydrometallurgy

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DOWA’s Waste Management & Recycling Services

Landfill

IntermediateTreatment(Incineration/ WtE)

Dismantling,Separation

Nonferrous Metals

Secondary Materials

(Fe, Al, Plastics, etc. )

Energy

Various inputs Various outputs

Printed circuit board

Used home appliance

Shredder residue

Hazardous waste

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DOWA’s Characteristics of Smelting

Zinc concentrate, Printed circuit board

Zn, In, Ge, Ga, Cd,

etc.

Au, Ag, Cu, Pb, Bi, Sn, Sb, Ni, Se, Te, etc.

Auto spent catalyst

Pt, Pd, Rh, etc.

Residue PGMresidue

Zn residue

Steel dustMetal scrap

Akita Zinc

Collaboration of 3 smelters enables efficient recovery of various metals

Nippon PGMKosaka Smelting & Refining

Bottom Ash

Fly Ash

Roadbed Material

MSW Industrial Waste

Molten Slag

Molten Metal Non-ferrousSmelting

Recycling of Incineration Ash

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Incinerator

Molten Slag/Metal

Melting Furnace

2 plants in Japan Harmony between Waste management

and Recycling Zero landfill

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- Recycling: Global trade of E-scraps, intensive recovery in Japan

- Waste management: Various services, following each country’s regulations and needs; Indonesia, Thailand, Singapore and Myanmar

PCB

IncineratorEngineered landfill

Global Activities

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