decontamination cleaning Articles

  • Chemical Cleaning and Decontamination of Refinery and Petrochemical Distillation Equipment

    1. Abstract In refineries and petrochemical plants the equipment needs to be checked during planned shutdown. This can require several weeks of downtime, if columns, vessels, heatexchangers and tanks have to be drained to remove deposits and armful gases such as hydrogen sulfide, benzene and other volatile hydrocarbons. Formation of iron sulfide is very common in oil refineries and ethylene ...


    By Kurita

  • Curtailing Contamination Hydrocarbon Engineering July 2017

    During planned shutdowns, the equipment in refineries and petrochemical plants has to be checked. The downtime can require several weeks when tanks, vessels, distillation columns, and pipes have to be drained and cleaned for i   maintenance or repair. Shutdowns are labour-intensive and require accurate scheduling and organisation between all projects, as often hundreds of workers are ...


    By Kurita

  • Decontamination showers for the pharmaceutical industry

    Removing contamination from Personal Protective Equipment (PPE) is part of the daily routine for many workers in the pharmaceutical industry. They shower when leaving laboratories, production or packing areas to prevent the escape of potentially harmful contaminants. In some instances, they may even shower before entering production areas to avoid contaminating vulnerable processes. Hughes has a ...


    By Hughes Safety Showers

  • Case study - Ivey-sol tank decontamination and vessel cleaning

    The refining and hydrocarbon processing industry is ready for the new wave of vessel cleaning technology. Ivey-sol is a new patented product that greatly reduces downtime and improves overall safety while providing immediate cost savings for any tank cleaning process. Ivey-sol8 is non-toxic: non-corrosive, non-hazardous, 100% biodegradable and also non-skin sensitizing. Ivey-sol is simply mixed ...


    By Ivey International Inc.

  • Case Study - Ice blast technology for nuclear decontamination

    Application: Customer has 150 gondola type rails cars used to transport contaminated soil/debris to it’s facility in the Tooele Hazardous Industry District. Customer requested CIB demonstrate/test the ice blast process effectiveness in removing contaminated soil/dirt/debris from interior steel surfaces of transport rails car. Customer requires the cleaning ...


    By Coulson Ice Blast

  • Case study - Commercial nuclear power plants decontamination

    Customers Include: Nuclear Power Plants: Perry, Ontario Power Generation, Peach Bottom, Savanna River, etc. Service/Product Providers: Alaron, RADeco, UniTech Applications Include: Decontamination of waxed concrete and painted diamond plate, with DFs of 100 percent in a single pass on surfaces with 100-200k dpm/100 cm2 ...


    By KT Chemicals, Inc.

  • Case study - Ice blast technology for surface decontamination

    Scope of Work: Coulson Ice Blast (CIB) report no. 1070601, prepared in fulfillment of Bechtel BWXT Idaho, LLC (BBWI) Purchase Order no. 0000759, per Statement of Work entitled: Scope of Work for Coulson Ice Blast Decontamination” as follows: “Coulson Ice Blast (CIB) will conduct surface stripping tests on surrogate coupons they will receive from the INEEL ...


    By Coulson Ice Blast

  • Scavenger 2000 Decontamination Vessel - Scavenger 2000 Operations Report

    It has been a pleasure for us to clean and help rejuvenate the City of Miami Waterways and Miami River for the past several years. Our objective is to help clean the waters of the world. These are the results for the operation of the Scavenger2000 Decontamination Vessel performed on the City of Miami and Miami-Dade County waterways for the period of last five years. Please see below a ...


    By EcoJump LLC

  • Case study - Ice Blast technology for steam generator decontamination

    Background At Point Lepreau NGS the Health Physics Department looked for alternative decontamination methods that could be applied to reduce the dose expenditure as a result of maintenance on the primary side of our steam generators. Due to the characteristics of the CANDU design (i.e., primary circuit being high purity D2O) introduction of foreign contaminants was also a concern. ...


    By Coulson Ice Blast

  • Surface Decontamination of Halogenated Solvents (Tetrachloroethylene) by DeconGel 1101 and 1102

    Abstract Surface decontamination efficacy determination of DeconGelTM 1101 and 1102 on stainless steel, floor tile, and concrete surfaces contaminated with halogenated solvents (tetrachloroethylene (TCE)) was performed with LC/MS (Liquid Chromatography/Mass Spectrometry) according to Environmental Protection Agency (EPA) SW-846 Methods: 3500C (sampling) and 8321B (analysis). ...


    By KT Chemicals, Inc.

  • Saraca indica leaf powder for decontamination of Pb: removal, recovery, adsorbent characterization and equilibrium modeling

    The present study explores the effectiveness of Saraca indica leaf powder, a surplus low value agricultural waste, in removing Pb ions from aqueous solution. The influence of pH, biomass dosage, contact time, particle size and metal concentration on the removal process were investigated. Batch studies indicated that maximum biosorption capacity for Pb was 95.37% at the pH 6.5. The sorption ...

  • Decontamination of a drinking water pipeline system contaminated with adenovirus and Escherichia coli utilizing peracetic acid and chlorine

    A contaminated drinking water distribution network can be responsible for major outbreaks of infections. In this study, two chemical decontaminants, peracetic acid (PAA) and chlorine, were used to test how a laboratory-scale pipeline system can be cleaned after simultaneous contamination with human adenovirus 40 (AdV40) and Escherichia coli. In addition, the effect of the decontaminants on ...


    By IWA Publishing

  • Surface Decontamination of Poly-Chlorinated Biphenyls (PCBs) using DeconGel� Formulations 1101 and 1102

    OBJECTIVE:  Surface decontamination determination of DeconGel® formulations 1101 and 1102 on aluminum, carbon steel, and concrete surfaces contaminated with PCB (Aroclor 1016) oil following a modified version of Environmental Protection Agency (EPA) SW-846 Method 8082A, “Determination of PCBs by Gas Chromatography”. ...


    By KT Chemicals, Inc.

  • The Clean-Up of a Tragedy

    There's been a violent crime, a serious accident, or a suicide has occurred. The police, investigators, and paramedics have left the scene. The remains of this terrible tragedy are still there. You assume the local police, fire department, or the city has someone to take care of this, however, you are told it is up to you. You are the victim, part of the family, the property owner, or local ...

  • Cleaning mold containing surfaces

    Once a determination is made that a moldy surface can be cleaned instead of removed or demolished, what cleaning agents are effective in removing or killing the mold? Many factors influence the selection of a cleaning agent. 1). The type of surface to be cleaned: Is it porous? Hard such as cement or sheetrock? Soft, such as cloth, fabric or wallpaper? Absorbent and thick such as rugs, ...

  • This idea deserves to clean up

    Untitled Document Cape Breton may very well be one of the most scenic places in Canada, but in the middle of that East ...


  • Two models for tank cleaning

    Fluid treatment specialist Algae- X International, Fort Myers, Fla., has expanded its Mobile Tank Cleaning (MTC) series with two new models. The MTC 500-AFR is an adjustable flow rate system for use with a wide range of tank sizes and fluid types such as diesel, biodiesel and hydraulic fluid. The MTC 1000-LX is the next generation of Algae-X’s MTC 1000 unit, now with stainlesssteel plumbing and ...


    By AXI International

  • Manufacturing facility cleaning case study

    The Challenge A large Industrial manufacturing facility found that their process used to perform the necessary tasks was creating an undesirable accumulation of heavy metals dust throughout the entire plant. Not only was this a potential health risk to the plant workers, there was a structural and safety problem because the dust could spark and cause a fire or explosion. ...


    By Enviro-Vac Corp.

  • Cleaning and maintenance management march 2002

    While the health risks associated with fluid waste have been known for decades, it wasn’t until the introduction of AIDS into our society that infection control practices and an awareness of the vulnerability to healthcare workers, including custodians, to exposure of bloodborne pathogens, including Heptatities B, became a major concern. Today, a myriad of regulations govern workers’ ...


  • Firm pioneers PCB clean-up solution

    Untitled Document A Vancouver firm's bid to test a revolutionary technology that could provide a solution to the world's PCB problems was given initial support from Richmond's community ...


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