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Dnapl Phase Services
7 services found
by:Environmental Reclamation Services (ERS) Ltd based inGlasgow, UNITED KINGDOM
They pose risks to health and the environment due to their partially-soluble and volatile nature and the high toxicity of primary compounds and their breakdown products. Chlorinated solvents form liquids that are denser than water. Such dense non-aqueous phase liquids (DNAPLs) tend to migrate down through soil and groundwater following complex paths and can often ...
by:Groundwater Solutions Ltd. based inShrewsbury, UNITED KINGDOM
Groundwater Solutions draws upon experience from land quality site investigations in various settings from Sites of Special Scientific Interest (SSSI) to inner city industrial landfill sites and assessing risks to the environment from numerous substances including heavy metals, crude oil and hydrocarbon products, Dense Non-Aqueous Phase Liquids (DNAPLs), ...
by:Directed Technologies Drilling Incorporated (DTD) based inBremerton, WASHINGTON (USA)
Free product recovery can often be accomplished in areas affected by floating product by using horizontal wells to draw down the water table and extract free product. Actual design of a recovery system will depend on site-specific circumstances, but all of the general advantages of horizontal wells can be applied to free product recovery. In some cases a dual-phase extraction system can be ...
by:Cornerstone Environmental Group, LLC based inMiddletown, NEW YORK (USA)
Practical experience helps clients define exit strategies. Long before Superfund (CERCLA) and similar state programs were enacted, Cornerstone personnel were developing cost-effective remediation strategies for our clients. Our practical experience and regulatory knowledge provides our clients with remedial strategies that work. Let us help you negotiate the remediation process to limit your ...
Distributed by:Jakab és Társai Ltd. based inGödöllő, HUNGARY
Site assessment (including site investigation, data collection, data evaluation, data communication, decision-making, etc.) is probably the most important phase of any remediation process. We have performed several environmental site assessments at major sites, so ve have a waste experience. Our specialty is mainly related to geologic and hydrogeologic aspects, and we are among the few local ...
by:Sanexen based inBrossard, QUEBEC (CANADA)
Sanexen has conducted a large number of in situ remediation projects using several proven and innovative technologies. The following is a partial list of treatment processes used: Chemical oxidation of petroleum hydrocarbons. Elimination of gasoline by forced aeration (sparging), extraction of volatile compounds and catalytic oxidation. Injection of a bacterial consortium in coarse-grained soils ...
by:Ecovac Services based inWoodstock, GEORGIA (US) (USA)
SURFAC is EcoVac Services’ patented process combining the elements of dual/multi phase extraction (DPE/MPE) with surfactant injection. Nick Athens, co-owner of EcoVac Services, building upon the Enhanced Fluid Recovery (EFR) technology invented and developed by co-owner David M. Goodrich, developed a patent relating surfactant enhanced aquifer remediation with DPE/MPE. This patent was ...