direct push casing Articles

  • ARCO Chemical - Case Study

    Custom Designed Furnace Reclaims $100,000 Condenser PCPC burn-off oven removed 4,240 lbs. of styrene polymer in compliance with local environmental laws. The Problem: ARCO Chemical Company's Beaver Valley plant in Monaca, PA, a manufacturer of styrene-based plastics, was experiencing severe problems and expense with the periodic cleaning of their ...

  • Vinyl Chloride Attenuation By Direct Injection of Time-Release Magnesium Peroxide.

    ABSTRACT: This case study shows that there is potential to remediate dissolved vinyl chloride by oxygenation in the field. Residual vinyl chloride concentrations have been remediated in the field at a mid-western site with a phosphate-intercalated peroxygen (ORC®, a proprietary formulation of magnesium peroxide that releases oxygen slowly). The site was formerly operated as an aluminum coating ...


    By REGENESIS

  • Establishing environmental baseline case study

    Challenge: A major integrated oil company, intending to divest a portfolio of 68 retail petroleum facilities in the northwest United States, requested the services of Antea Group to conduct Phase II Environmental Site Assessments in order to establish an environmental baseline prior to selling the assets. Among the project-specific challenges were a short performance timeframe, a newly ...


    By Antea Group - USA

  • Denver international airport case study

    Denver International Airport (DIA) serves 22 commercial airlines, offering non-stop service to more than 150 destinations worldwide. In 2008, DIA handled over 51,000,000 passengers. With an airport elevation of 5,431 feet and 53 square miles of property, Denver International Airport has a historical reputation for massive snow-fall — at times, even overnight. DIA’s snow removal is ...

  • In Situ Bioremediation of Soil and Groundwater: A Case Study

    Untitled Document The subject site is located in downtown Denver, Colorado and was formerly operated as a bulk petroleum storage facility. Bulk storage of gasoline, diesel and fuel ...


    By REGENESIS

  • Peristaltic Pumping in Dairy CIP System - Case Study

    Challenge One of the largest UK manufacturers of fresh dairy products for the food industry was using air diaphragm pumps to dose peracetic acid into the final rinse water of both raw and finished CIP (Clean-in-place) routines.  CIP (Cleaning-in-place) is a critical hygiene process that helps to maintain the hygienic condition of the process line without the need for ...

  • Macomb county emergency repair case study

    Sinkhole Repaired in Michigan Township Clinton Township, like most communities, can provide us with case studies in evolving infrastructure needs. On July 22, 1782, more than a year before the American Revolutionary War ended, the first settlement was founded on the site of present-day Clinton Township, Mich., near the Clinton River. The lower bluff, which is close to the river, ...


    By Hobas Pipe USA

  • Case study - Oxidizer energy recovery options

    Overview The mainstream media today is full of allusions to energy awareness and conservation. Just as visible these days are media references to astronomical dollar figures that can boggle the mind. This article does not seek to break out of that mold, but rather to conform to it – as Oxidizer Stack Heat Recovery offers a tremendous opportunity for both energy conservation and ...

  • Case study - Keeping ethanol production green

    OVERVIEW Originally published in Pollution Engineering Magazine. In an effort to reduce the world’s dependence on fossil fuels, there has been a major push towards alternatives. Ethanol has been at the forefront of this movement because it reduces greenhouse gas emissions from automobiles and its production has a positive net energy balance. The homegrown fuel also ...

  • Biodegradation of MTBE Utilizing A Magnesium Peroxide Compound: A Case Study.

    ABSTRACT: A patented magnesium peroxide compound was recently employed at an underground storage tank facility to increase the available oxygen in the groundwater for the biodegradation of fuel hydrocarbons. The objective of this remedial effort was to substantially reduce the dissolved-phase concentrations of BTEX and MTBE and to arrest further migration of the dissolved fuel hydrocarbon plume. ...


    By REGENESIS

  • Case study – benzene contamination retail gas station, Colorado

    Introduction The scope of work for this site included an expansion of an existing soil venting system to remediate impacted soil and injection of a carbon-based petroleum degrading product to remediate long-term groundwater impacts. By using a combination of remediation technologies, including LT Environmental’s (LTE) TerraCert™ program, the overall goal of a cost effective cleanup ...

  • Case study - Recuperative Thermal Oxidizers and midstream natural gas processing

    A large midstream natural gas processing facility was in urgent need of a VOC abatement device for their newly expanded gas processing plant. The operator was expanding their operations at an unusually fast pace. In the process of bringing on new gas treating capacity, they found themselves up against the limits of their current operating permit. Any new sources would put them over their limits ...

  • Former Dry Cleaning Site Contaminated with PCE - Case Study

    In-Situ® Inc. TROLL® 9500 Multiparameter Sonde helps resolve treatment challenges and saves $200,000 in drilling, reagents, and consulting. A former dry-cleaning site in the Pacific Northwest, Ultra Custom Care Cleaners, was found to be contaminated with PCE (perchloroethylene). According to the U.S. Geological Survey (USGS), PCE was widely used in the dry cleaning of fabrics since the ...


    By In-Situ, Inc.

  • Case study - Carbon fiber: Oven emission control strategies

    OVERVIEW Carbon fiber (fibre) and graphite reinforced polymers are materials that have, and will continue to revolutionize the products we use everyday by making them stronger, lighter and more durable. However, the manufacturing process can have serious environmental ramifications and immediate danger to human health if careful consideration is not given to emission control at the ...

  • Using CoBupH MG to adjust aquifer pH - Case Study

    Problem A US Government site had elevated TCE. Low aquifer pH stalled in situ bioremediation. ...


    By EOS Remediation, LLC

  • Additive manufacturing revives Hawker Typhoon aircraft - Case Study

    For almost two decades, the Jet Age Museum in Gloucester, UK, has been working on bringing a Hawker Typhoon aircraft back to the city that originally manufactured it. Struggling to find engineering companies capable of recreating the complete brackets from the original 1938 drawings, which were lacking manufacturing details, the museum got in touch with Renishaw. ...


    By Renishaw plc

  • Case study - How to properly maintain and service your oxidizer

    Your air pollution control system represents a significant investment in not only initial capital but also ongoing maintenance and operation. Routine inspections performed by your staff combined with thorough maintenance plans provided by Anguil Environmental Service Technicians will ensure you get the most from your investment over the entire life of the system. Anguil has almost three decades ...

  • Case study: Why it`s Time to Revisit your EH&S System

    Introduction: We know what you’re going to say. Trust us. We’re experienced professionals; we’ve been doing it this way for the past 15 years. Why fix what isn’t broken? We just don’t have the money right now. We don’t have time to train everyone on a new system. We’ve heard all the ...


    By RegScan, Inc.

  • DNAPL Source Zone Green & Sustainable Remediation Optics Manufacturing Facility Lebanon, New Hampshire case study

    Project Highlights ERDENHANCED Remediated >99% cVOC source zone [TCE] 100,000 to < 1 μg/L ERDENHANCED Realized Complete Biotransformation with no evidence of rebound ERDENHANCED Provides Multi- Year Sustainability after single deployment event. ERDENHANCED Minimizes Site, Monitoring, and Overall Remediation Costs, saving Client dollars. ...

  • EOS Permeable reactive barriers successfully treat a large Trichloroethene plume - Case Study

    Historical use of trichloroethene (TCE) and other chlorinated solvents at a former au-tomotive parts manufacturing plant in Indiana resulted in a large groundwater plume, stretching approximately 2 miles from the site. TetraTech GEO evaluated sev-eral remedial alternatives and selected enhanced in situ bioremediation to reduce contaminant concentrations and eliminate continued plume migration at ...


    By EOS Remediation, LLC

Need help finding the right suppliers? Try XPRT Sourcing. Let the XPRTs do the work for you