packer test Articles

  • Replacement Inflatable Packers and elements offer inflatable packers form to cement grouting packers to water well decommissioning packers

    Replacement Inflatable Packers and Elements Pty Ltd is a West Australian company with 25 years experience in designing and building inflatable packers. Replacement Inflatable Packers and Elements Pty Ltd maintain a strong competitive profile, demonstrating leadership and innovation in applying cost effective inflatable packer solutions to your engineering ...

  • TCE/Fractured Bedrock Remediation in VA

    Site Summary At a manufacturing facility HRC was injected into a crystalline bedrock aquifer contaminated with TCE and its daughter products. Groundwater flow at this site is controlled by fractures in the crystalline rock with little or no permeability present beyond these fractures. The industrial facility had been in operation for over 30 years. Contamination levels reached 220 ppb of TCE so ...


    By REGENESIS

  • Multilevel Groundwater Assessment of Confining Unit in a Bedrock Sequence near Sarnia, Ontario

    Untitled Document INTRODUCTION Two sites in southern Ontario were studied through instrumentation ...


    By Solinst Canada Ltd.

  • Achieving exemplary compliance case study

    Challenge: A major integrated oil company retained the services of Antea Group to manage environmental liability at a bulk storage and distribution facility that supplies gasoline, diesel fuel and other refined petroleum product to Minnesota, Iowa and Wisconsin.  The property presented a series of unique challenges including multiple LNAPL plumes, ...


    By Antea Group - USA

  • Remediation of dissolved-phase chlorinated hydrocarbons in fractured bedrock

    At a former chlorinated hydrocarbon chemical transfer facility in Buffalo, NY, an approximately one-year pilot study was implemented under the New York State Superfund program to evaluate the impact of emulsified vegetable oil, in particular, EOS, on a concentration of chlorinated hydrocarbons in the offsite dissolved phase groundwater plume within a fractured bedrock aquifer and, if successful, ...


    By EOS Remediation, LLC

  • Hydrogeologic Investigation of VOC Contamination in Bedrock Using Mass Flux Analysis – A Case History

    Courtesy of US EPA and NGWA proceedings of the 2004 U.S. EPA/NGWA Fractured Rock Conference: State of the Science and Measuring Success in Remediation, September 13-15, 2004, Portland, Maine AbstractA fractured bedrock system was investigated using a combination of hydrogeologic methods to minimize the number and depth of bedrock wells installed during the investigation. These ...


    By Arcadis

  • Multilevel Systems

    Untitled Document Introduction A multilevel system is a groundwater monitoring device which allows ...


    By Solinst Canada Ltd.

  • Case study -Norfolk County Council tackle groundwater contamination with low-flow

    Geotech low flow groundwater analysis equipment has enabled quick and easy access to samples at 2m intervals down a 28m screen in deep boreholes. Elizabeth Guilford of Norfolk County Council hired the low flow kit from Geotech and used it on a Norfolk CC landfill where leachate contamination of groundwater was suspected. Samples taken at 2m intervals close to elevation of the suspected ...


    By Geotech

  • Norfolk CC tackle groundwater contamination with low-flow

    Quick and easy access in deep wells Geotech low flow groundwater analysis equipment has enabled quick and easy access to samples at 2m intervals down a 28m screen in deep boreholes. Elizabeth Guilford of Norfolk County Council hired the low flow kit from Geotech and used it on a Norfolk CC landfill where leachate contamination of groundwater was suspected. Samples taken at 2m intervals ...


    By Geotech

  • In Situ Chemical Oxidation Remediation Pilot Study Of A Karst Bedrock Aquifer Contaminated With Chlorinated Solvents

    ABSTRACT A pilot study to evaluate an innovative in situ treatment technology was implemented at Letterkenny Army Depot, Chambersburg, Pennsylvania, for a limestone bedrock aquifer contaminated with chlorinated solvents. This technology destroys VOCs in groundwater, utilizing a network of injection points to deliver a solution of hydrogen peroxide (50%), catalysts, and surfactants. The ...


    By Weston Solutions, Inc

  • The use of headspace gas analyzers in the modified atmosphere packaging of dried fruit and fruit snacks - Case Study

    Systech Illinois’ oxygen headspace gas analyzer helps Whitworths maintain the quality of a million packs of dried fruit every week.  In the UK, Whitworths produces around a million packs of dried fruit and fruit snacks each week using modified atmosphere packaging (MAP) to ensure long product shelf life. Sample packs are tested every hour using a Systech headspace gas analyzer ...


    By Systech Instruments Ltd

  • Soil Fracturing

    Introduction Fracturing is an enhancement technology designed to increase the efficiency of other in situ technologies in difficult soil conditions. The fracturing extends and enlarges existing fissures and introduces new fractures, primarily in the horizontal direction. When fracturing has been completed, the formation is then subjected to vapor extraction, either by applying a vacuum to all ...

  • Assessing the transport and fate of MTBE

    Untitled Document ...


    By Solinst Canada Ltd.

  • Paints Regulation in the US and GCC

    Keeping track of paints and coatings regulations in the US and the Middle East can prove to be a complex task The global paints and coatings industry generates upwards of $100bn in annual revenue by some estimates. In terms of production, the US is the global leader, with five of the world’s top ten manufacturers based there, according to coatingsworld.com: PPG Industries, ...


    By 3E Company

  • San Francisco Expands Commercial Organics Recycling

    In San Francisco, commercially generated organics (primarily food residuals) are being diverted from the landfill through a variety of programs with different types of generators, collectors and processors/markets. These efforts include: Redistribution of edible discarded produce and other food, including prepared foods from restaurants; conversion of food processing waste and inedible produce ...


    By BioCycle Magazine

  • `Hyperwaste Reduction` :Organics Recycling May Get Digested Look In Iowa

    CEDAR RAPIDS — with active support from the Iowa Department of Natural Resources (DNR) — is optimistic about its new strategy to expand organics recycling. Under the leadership of executive director Dave Hogan, the Bluestem Solid Waste Agency, which serves the Cedar Rapids region, is presently composting 118,000 tons/year of yard trimmings and paper/pharmaceutical sludges. But Hogan is convinced ...


    By BioCycle Magazine

  • Compliance Corner - Record retention

    In the course of a dangerous good shipment, a shipper’s declaration is created and needs to be stored as it contains information used to protect the safety of individuals, businesses and the environment. This shipping paper must be maintained for a given period of time depending on the method of shipment. There are also similar record retention requirements for dangerous good training ...


    By 3E Company

  • Source Separated MSW Composting in the US

    MUNICIPAL solid waste composting projects are being launched based on residential separation of the compostable stream from recyclables and trash - quite widespread in Europe and increasingly in Canada. One trend - typically in cities and suburban communities - is to add source separated residential organics to existing yard trimmings collection programs. Composting facilities permitted to ...


    By BioCycle Magazine

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