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copper extraction and conservation

  • Over-Exploitation of Peatlands for Peat Irish Peatland ...

    Over-Exploitation of Peatlands for Peat. Exploitation of peatlands for fuel has been under way in ... Industrial Peat Extraction. In terms of nature conservation, ...

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  • Architectural Copper Restoration & Conservation Guide

    Guide: Architectural Copper Work ... Extraction and production ... The techniques employed when dealing with the conservation of copper artefacts will always be ...

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  • Conservation and restoration of iron and steel objects ...

    The conservation and restoration of iron and steel objects is an activity ... Conservation and restoration of copper-based ... Chloride extraction from ...

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