Drilling Rigs | Environmental XPRT

Articles & Whitepapers

  • Remediation of coal refuse ponds - Case Study

    Remediation of coal refuse ponds - Case Study

    Location: Centralia, Washington Owner: Transalta Improving the Process Following the closure of the Transalta Centralia coal mine, the company decided to move the refuse tailings to an old mined-out pit as part of the site remediation. The old refuse ponds are dredged, reprocessed to recover the fine coal, and then dewatered and deposite


  • DCA - Members Meeting 2020

    The Members Meeting of the Drilling Contractors Association (DCA) takes place at Wednesday, 12th February 2020, at 15.00 p.m.Members will receive an official invitation and agenda for the event.As last year, a simultaneous translation ...

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