Well Casing Articles

  • Westbay System Reduces Construction Costs by 65% - Case study

    CHALLENGE OCWD had determined that information on the piezometric level and water quality of each aquifer layer was required to optimize management of the recharge, storage, and recovery of groundwater. SOLUTION A cost analysis indicated that for 10 zones through a depth of 1,500 ft, the Westbay System instrumentation would result in a total cost 55% to 65% ...


    By Westbay Instruments

  • Tank Truck Loading at Gunvor Fit for the Future - Case study

    Implico completes major conversion project at Ingolstadt refinery It was a project that had commanded respect even in the run-up: a complete replacement of the field equipment for tank truck loading at Gunvor's refinery in Ingolstadt. After numerous internal and external reviews, Gunvor decided to take the bold step of replacing equipment without interrupting ongoing operations. ...


    By Implico Group

  • Digital UV Printing on Phone Case

    The mobile back cover printing machine is a new generation of uv flatbed printer for sale without limitation of any material, can replace silk printing, pad printing, transfer printing. Besides, the phone shell printer makes colored printing, produce higher quality than traditional way without plate and chromatography. Meanwhile, the ...

  • 3-in-1 Flame-Ox High BTU Thermal Oxidizer - Case Study

    Environmental Issues Controlling the off-gas from a remediation project, where high concentrations of petroleum hydrocarbons are present, can be a difficult if not dangerous process when utilizing internal combustion engines and conventional oxidation technology. In more recent years, the use of high vacuum pumps to accomplish both liquid and gas phase extraction — sometimes ...

  • Forensic Analysis of Horizontal Well Systems - Case Study

    Project Location: Eastern New York Client: Public Utility – Major Airport Contamination: Jet Fuel Site Size: 10+ Acres Project Description: Having contracted with a large nationally known Environmental Remediation Company ...


    By Integrity Engineering, Inc.

  • Redi Clean Treatment Case Studies

    This well is unique in the fact that it is only 9 years old. From the date of construction this well produced heavy amounts of sand. Therefore the engineer on record redesigned the well and installed an 8” inner casing, see the drawing for reference. This well has lost production steadily for several years. During the first week of May 2012 this well drew down to the point of surging. ...

  • Playing with blocks...in the road

    Anyone old enough to remember when “Styrofoam” was considered detrimental to the environment (it can last for decades in a landfill) will appreciate the latest usage of this same technology in rebuilding our infrastructure. Many of us fondly remember the fun we had playing with building blocks as a child, e.g. Lego’s®.  In today’s construction world, EPS Geofoam ...

  • Understanding the iSeries Totalizer

    Do you have questions about the iSeries Totalizer App? We get many support questions regarding the app, generally covering the same few points, so let’s spend a few minutes and discuss how to use and understand the power of the iSeries Totalizer. What is a Totalizer Simply put, a totalizer is a running total of how much fluid (gas, liquid, steam) has passed by the ...


    By Sierra Instruments, Inc.

  • Could EB irradiation be the simplest solution for removing emerging contaminants from water and wastewater?

    Newly observed presence of ‘emerging contaminants’, defined also Compounds of Emerging Concern, chemicals without regulatory status and which impact on environment and human health are poorly understood has been amply reported in wastewater and aquatic environments. ‘Conventional’ water pollutants have been described for decades and their impact on human health and the environment are known; ...


    By IWA Publishing

  • U.S. Air Force DOD Project - Case Study

    Environmental Issues Controlling the off-gas from a remediation project, where high concentrations of petroleum hydrocarbons are present, can be a difficult if not dangerous process when utilizing internal combustion engines and conventional oxidation technology. In more recent years, the use of high vacuum pumps to accomplish both liquid and gas phase extraction — ...

  • Adsorption of Methylene blue and Rhodamine B by using biochar derived from Pongamia glabra seed cover

    Biochar obtained through the pyrolysis of Pongamia glabra seed cover (PGSC) at 550 °C with a heating rate of 40 °C/min was characterized and its ability to adsorb the dyes Methylene blue (MB) and Rhodamine B (RB) from aqueous solutions was investigated. The effect of pH, temperature and initial concentration of the dyes on adsorption behavior were investigated. The equilibrium sorption data ...


    By IWA Publishing

  • Noise induced hearing loss: how can you start monitoring your workforce?

    An estimated 20,000 people working during the last year suffered from noise induced hearing loss (NIHL), new as well as longstanding cases, caused or made worse by work.[1]The cause of NIHL is preventable but the affects are permanent, resulting in life changing injuries that can seriously impair a workers’ quality of life. Industries with the highest incidences of NIHL include ...


    By Casella

  • NH3 Slip Monitoring in Fluidized-bed Catalytic Cracking Using the LDS 6 Gas Analyzer – Case Study

    Fluidized catalytic cracking (FCC) units are used in refineries to convert low value heavy oils into more valuable lighter compounds. Cracking units are sources of emissions of pollutants (e.g. NOx) and must comply with concentration permits set by local or federal authorithies. Modern technologies are applied to reduce the content of pollutants and to monitor certain gas compounds (here: NH3) in ...

  • Papers sought for special journal issue on SEA in the private sector

    Papers are sought for a special issue of the journal Impact Assessment and Project Appraisal (IAPA) on investigating the use of Strategic Environmental Assessment in the private sector. Submissions are due by 30 October 2017. For more than a decade, Strategic Environmental Assessment (SEA) has been an integral part of legislation in the European Union and ...

  • Pumps for Free to Lighthouse Shipholding AS - Case Study

    Norway-based Lighthouse Shipholding AS chose to install OptiSave systems under the Pumps for Free payment model. Pumps For Free can be used for newbuilding or retrofit applications. Together with DESMI, the shipowner determines where an onboard energy saving can be made. The estimated saving is calculated by comparing the energy load of a vessel’s existing ...


    By DESMI A/S

  • Horizontal Remediation Wells - Case Study

    Why wait 30 years…when HRWs are here today! After 30 years of remediation, the responsible party became frustrated with the limitations of vertical wells and the inability of methods used to achieve cleanup goals.  Seeking site closure, the soon to be client, turned to Directional Technologies and Horizontal Remediation Wells (HRWs) to break the stalemate.  The HRWs were ...

  • Report documents effects of 40 years of groundwater withdrawal

    The cumulative effects of 40 years of groundwater withdrawals in the Houston-Galveston region are documented in a report from the United States Geological Survey. Decades of extensive withdrawals have caused the land to sink, or subside. The Houston-Galveston region is one of the largest areas of land surface subsidence in the U.S., according to the agency. Water withdrawals started as early as ...


    By Fluence Corporation

  • Enhesa to showcase how it partners with Gensuite to support Amazon’s global EHS compliance program

    On 23rd & 24th May 2017, Enhesa will be participating in the HSE Excellence Europe Conference in Amsterdam, The Netherlands. HSE Excellence Europe is in its 11th year and provides a fantastic showcase on current management, service and thought-trends around health, safety & environment (HSE) within large multinational companies. There ...

  • Horizontal Recirculation Wells Remediate Fuel Oil Impacts

    Catering to the unique needs of the client and working hand-in-hand with the consultant, Directional Technologies approached a challenging remedial situation with flexibility and a new approach to re-task a horizontal injection well system to horizontal recirculation wells. Directional Technologies invites you to read another case study explaining how a project benefited from decades of ...

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