k+s group k+s entsorgung gmbh alexander baart - sales and marketing of chemical division - since...
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K+S Group
K+S Entsorgung GmbH
Alexander Baart
- Sales and Marketing of Chemical Division
- Since 2004 at K+S Entsorgung
Underground Waste Disposal
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K+S Group
K+S Entsorgung GmbHThe K+S Group | Facts and figures
Sites in 22 countries
A world wide leader in the sectors of:
• Special and standard fertilisers
• Plant care products
• Salt products
• More than 12,300 employees
• Revenue 2008: 4.79 billion €
• Since september 2008 one of 30 DAX-listed companies, Germanys most important stock exchange index
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K+S Group
K+S Entsorgung GmbH
Revenues by region (2007)
Germany 19.6%
Rest of Europe 47.1%
Overseas 33.3%
Evaporation caused by solar heat
The K+S Group | Worldwide presence
Kassel and Werra region
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K+S Group
K+S Entsorgung GmbHDie K+S Gruppe | Business units
K+S Group
Fertilisers and plant careK+S KALI GmbH, COMPO GmbH & Co. KG, fertiva GmbH
Saltesco – european salt company GmbH & Co. KG, SPL - Sociedad Punta de Lobos S. A.
Waste Management and recycling
K+S Entsorgung GmbH
Logistics KTG - Kali-Transport Gesellschaft mbH
IT-Services K+S IT- Services GmbH
Consulting K+S Consulting GmbH
Trading business CFK - Chemische Fabrik Kalk GmbH
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K+S Group
K+S Entsorgung GmbHDie K+S Gruppe | Business units
K+S Group
Fertilisers and plant careK+S KALI GmbH, COMPO GmbH & Co. KG, fertiva GmbH
Saltesco – european salt company GmbH & Co. KG, SPL - Sociedad Punta de Lobos S. A.
Waste management and recycling
K+S Entsorgung GmbH
Logistics KTG - Kali-Transport Gesellschaft mbH
IT-Services K+S IT- Services GmbH
Consulting K+S Consulting GmbH
Trading business CFK - Chemische Fabrik Kalk GmbH
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K+S Group
K+S Entsorgung GmbHK+S Entsorgung | Profile
• A K+S Group business segment since 1991
• Disposal activities are centrally steered from Kassel
• Reutilisation, disposal and recycling at company-owned facilities
• Largest number of sites and technologies on the market
• Internationally active, with representatives in eight countries
• Pioner of underground waste disposal with first facility woldwide: Herfa-Neurode (1972)
• Revenue 2008: 71.1 m. €Europe´s leading company in the field of underground waste disposal
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K+S Group
K+S Entsorgung GmbHK+S Entsorgung | Solutions
Underground disposal:
• Solution for highly contaminated wastes
• Goal: The permanent and sustainable exclusion of the contaminants from the biosphere
Underground disposal plants (UTD):
• Herfa-Neurode (technical capacity: 200,000 metric t / year)
• Zielitz(technical capacity: 40,000 metric t / year)
Long-term-safe disposal solution
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K+S Group
K+S Entsorgung GmbHDisposal facilities | Germany
1 Underground Waste Disposal Plant Zielitz
2 Underground Waste Disposal Plant Herfa-Neurode
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K+S Group
K+S Entsorgung GmbH
Werk Werra
Werk Werra | Facts
• Extraction of crude potash and magnesium salts: 21.7 m. t/a
• Production of special fertilisers: 3.4 m. t/a
• More than 4,000 employees
• Mining method: room and pillar-system
• 1 underground disposal plant
• 3 underground reutilisation facility
In the heart of Germany -the largest works alliance within K+S
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K+S Group
K+S Entsorgung GmbHWerk Werra | Dimensions
WINTERSHALL• Potash extraction• Underground reutilisation• Underground disposal
HATTORF• Potash extraction• Underground reutilisation
MERKERS• Visitor mine
as a reference:City-motorwayMunich (A 99)
UNTERBREIZBACH• Potash extraction• Underground reutilisation
HesseThüringia
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K+S Group
K+S Entsorgung GmbH
Formation of the salt layers 250 million years ago
Evaporation caused by solar heat
Barrier
Salt deposit
Potash deposit
Semi-enclosed sea
Salted sea water
Werk Werra | Formation of the salt and potash deposits
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K+S Group
K+S Entsorgung GmbHWerk Werra | Geology
Deposit thickness up to 500 metres | Gastight
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K+S Group
K+S Entsorgung GmbHWerk Werra | Potash mining
Two potash deposits | Mining with room-and-pillar-system
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K+S Group
K+S Entsorgung GmbHWerk Werra | Potash mining
Mining with room-and-pillar-system
100 m
2. potash layer
60-70 m
1. potash layer
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Prerequisites
The safest solution for the disposal of hazardous waste
Prerequisites for underground waste disposal
• Waste storage only in disused, excavated areas of the mine
• Storage area has to be remote from extraction area with possiblity to be sealed off from it
• Cavities remain open and have no backfill obligation
• Cavities have to be stable and must remain accessible even after prolongend time
• Mine has to be dry and free of water
• Storage areas have to be sealed off from water-bearing layers
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K+S Group
K+S Entsorgung GmbHUnderground Disposal | Specific safety assessment
Technical planning
Waste data
Hydro-geological
data
Geological data
Environ-mental impact assessment
Safety concept
Risk assessment of the operational phase
Safety of:
operation
stability of cavities
Geotechnical risk assessment
Long-term-safetyevidence
Assessment of:
natural and technical barriers
incidents and contingencies
the overall system
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Preparation of the caverns
Safety Measures
• Installing steel bolts into the top rockto reinforce it
• Deployment of rock anchors
Extensive measures are taken in order to prepare the caverns
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Preparation of the caverns
Construction of roadways
• Application of rock salt
• Levelling
• Humidification
• Compacting
Extensive measures are taken in order to prepare the caverns
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Storage Conditions
Acceptance control
Not acceptable for underground disposal are wastes that are:
• explosive
• self inflammable
• spontaneous combustile
• infectious
• radioactive
• releasing hazardous gases
• liquid
• increasing their volume
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Acceptance control
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Shaft transport
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Underground Transport
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Storage Chambers
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Sealing off by walls
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Material groups
Structure and documentation
Wastes are separated by 17 material groups:
• Alkaline wastes• Alkaline wastes, moisture sensitive• Acid wastes• Acid wastes, moisture sensitive• Cyanides (acid / alkaline)• Mercury (acid / alkaline)• Organic wastes (acid / alkaline)• Hydroxide sludges• Capacitors• Transformers (Cu / Fe)• Parts of transformers (Cu / Fe)• Other wastes
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | A unique disposal plant
Shaft at Werk Werra
• First underground waste disposal plant worldwide
• Complex safety installations
• Complex documentation to allow precise backtracking
• Retain samples of every single waste delivery
• Retrievability of wastes for recovery of resources
• High capacities and flexibility
• Infrastructure of a major company
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K+S Group
K+S Entsorgung GmbHUTD Herfa-Neurode | Multi-barrier-system
Natural barriers
• Salt (gastight) 300 m
• Clay (watertight) 100 m
• Bunter stone 500 m
Artificial barriers
• Packaging
• Brick walls
• Field dams
• Waste repository zone dams
• Watertight filling of the shafts
Long-term-safe and maintenance-free
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K+S Group
K+S Entsorgung GmbH
T h a n k y o u f o r y o u r a t t e n t i o n !
UTD Herfa-Neurode