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Author Archives: Mike

Aug 2020 – Accounting for Elevation in HDD Well Design and Installation

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Accounting for Elevation During Horizontal Well Design and Installation Since a vertical well or boring is a single point relative…


Horizontal ERH – The Fusion of Two Technologies

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Horizontal Electrical Resistance Heating (ERH) is the integration of two remediation technologies: horizontal wells and ERH. Horizontal wells are noted…


May 2020 – Horizontal Media Treatment Well

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May 2020 Horizontal, Media Treatment Well Horizontal wells have been used to facilitate a wide variety of active remediation methods…


April 2020 – Horizontal Well Surface Completions

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Horizontal Well Surface Completions One of the common questions we get when working with consultants and owners is “what does…


Feb 2020 – Rehabilitation of Horizontal Remediation Wells

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Rehabilitation of Horizontal Remediation Wells Although horizontal directional drilling for environmental remediation has been around since 1987, most of the…


Thermal Remediation, Shallow Angle

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Ellingson-DTD (DTD) directionally drilled six thermal remediation wells earlier this year. The project required source area remediation beneath a training…


Nov 2019 – Sub Slab Horizontal Wells

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Sub Slab Horizontal Wells – Vapor Mitigation and Mass Removal Since the beginning of 2019, Ellingson-DTD has completed seven projects…


Passive Treatment HRX Well to Receive NGWA Technology Award

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As an innovator in the realm of horizontal drilling for site remediation, Ellingson-DTD has been pleased to introduce a variety…


DTD Acquired by Ellingson

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DTD is pleased to announce our acquisition by Ellingson. All of DTD’s management and staff are making the figurative move…


Exciting News from DTD!

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Today I am pleased to announce that Directed Technologies Drilling has been acquired by Ellingson Companies, based in West Concord,…