chemical waste Articles

  • How To Handle Chemical Spills & Cleanups

    FAST-ACT is designed for liquid and vapor chemical releases, but the chemicals it attacks does not need to be limited to what we traditionally think of as a chemical spill. Toxic and noxious chemicals can come from a variety of sources such as waste water, decomposition, household chemicals, and animals. Since FAST-ACT can be applied to liquid spill or vapor release enabling Emergency Responders ...


    By Fast-ACT

  • Case study - Veolia MPPE Technology - TOTAL F 15A Offshore - NL

    Offshore Gas Produced Water treatment-Unmanned Operation Operational since 2002 Robust against salt, surfactants, Corrosion inhibitors Fulfilling TOTAL’s environmental goal beyond present legal requirements Challenge Unmanned operation Remote control Practically no space on existing ...

  • Pulp & Paper Water Treatment - A look at optimizing water resource management

    Application Case Study (Pulp/Paper Operations) The pulp and paper industry has traditionally been a consumer of large amounts of fresh water and power. Recently, increased focus has been given to the optimized efficiency of paper mills and to the environmental sustainability footprint of the industry. Therefore, water resource management has become a more critical factor ...

  • Determining Proper Cooling Tower Size

    To maximize water-based cooling tower benefits, the appropriate tower size must be selected, requiring the identification of several critical factors. Cooling towers are a relatively inexpensive and reliable way of expelling heat from a number of industrial processes, including nuclear & thermal power plants, petroleum refineries, petrochemical plants, food processing plants, as well as HVAC ...


    By Delta Cooling Towers, Inc

  • Introducing LaserGas III SP CO – a combustion analyzer for rough environments

    NEO Monitors unveils the industry’s most compact CO combustion analyzer suitable for the most demanding environments. LaserGas III CO includes measurement of CH4, H2O and temperature in one single unit designed to reduce risk. Based on decades of experience and customer feedback, NEO Monitors has designed an Ex-d certified tunable diode laser (TDLS) analyzer. The instrument is ...


    By NEO Monitors AS

  • Seven Ways Your Facility Isn’t Meeting Effluent Regulations and How to Solve Them

    Whether you own, operate, or help manage a municipal or industrial facility that deals with wastewater, it’s important to understand how wastewater treatment can play a significant role in the overall health of your business, especially when it comes to meeting effluent regulations. This is an important part of the wastewater treatment process to consider, as ignoring it could earn your ...


    By SAMCO Technologies, Inc.

  • Composting of Municipal Solid Waste through chemical pretreatment

    Composting is one of the viable options for bioprocessing of Municipal Solid Waste (MSW). An important aspect of the composting process is the period required for attaining stability/maturity, and the quality of compost. In order to enhance the rate of degradation and improve the quality of compost, several pretreatments on MSW were investigated. Chemical pretreatment with low strength NaOH ...


    By Inderscience Publishers

  • Waste Incineration Upgrades at the Eastman Chemical Company

    INTRODUCTION Eastman Chemical Company, headquartered n Kingsport, TN, is an international supplier of organc chemicals, fibers anci plastics with annual sales of approximately $46 biNion and approximately 5300 customers worldwide. Tennessee Eastman Division, also located in Kingsport, is the company’s largest manufacturing fadllity The nine hundred acre site contains manutacturing facilities as ...


  • Waste Reduction and Chemical Minimisation: Oxford Panels

    A program involving recycling, waste reduction and waste treatment, is saving Oxford Panels around $1,000 annually on waste removal cost alone. A 30% saving on the cost of raw materials such as thinners and sandpaper, has also been recorded. Importantly, staff morale has increased. They like the reduction in chemicals and pollutants in their workplace and take pride knowing they are actively ...


  • Chemical Recycling of Plastics Waste (PVC and other resins)

     Introduction For several years, debate has raged about the plastic PVC. Industry and environmentalists contend with each other virtually around the world. The environmentalists pursue a ban, industry aims to improve its environmental performance and believes that from an overall viewpoint there is no reason for such far-reaching measures against their material. In this context, the material ...


  • Chemical Reaction for Disposal of Waste Nitrogen Fluoride From Manufacturing Process of Semiconductors

    New technology to make trifluoro-nitrogen (NF3) gas harmless has been developed and a new concept on the removing toxic gas to be used in the process of manufacturing semiconductors is established. The NF3 gas is a toxic and special type of gas that is used in the process of manufacturing semiconductors and its specific application includes the dry etching of semiconductors, cleaning of CVD ...


  • Recovery of chitin and chitosan from shrimp waste by chemical and microbial methods

    Chitin is a versatile environmentally friendly modern material (Mahmoud, 2007). It is a naturally occurring high molecular weight linear homopolysaccharide composed of N-acetyl-D glucosamine residues in α(1-4) linkage. Chitin and chitin derivatives are biodegradable and biocompatible natural polymers that have been used in virtually every significant segment of the economy (e.g. water ...


    By University of Tehran

  • Study on Hazardous Household Waste with a main Emphasis on Hazardous Chemicals

    Introduction The aim of this study is to evaluate national experiences of the management of hazardous products likely to become hazardous household waste (HHW), and to make proposals for strategies for the appropriate management of such products within a lifecycle perspective. The study covers the fifteen Member States and two Accession Countries, namely Hungary and Romania. The data available at ...

  • Perfectly clean water without the use of chemicals - Waste Water - Case Study

    Wastewater treatment plant successfully cut down costs and environmental impact Thanks to the disinfectant system from Danish Clean Water, the Danish wastewater treatment plant Fredericia Spildevand is now saving yearly 75.000 € and reusing 70,000 m3 wastewater for cleaning – saving both money and drinking water. The employees at Fredericia Spildevand were quite ...

  • From Waste in Anodising Plant to New Chemical Product in Sewage Treatment Plants

    Aluminium containing caustic soda used as a pickling agent in the pre-treatment of aluminium before anodising and aluminium containing sulphuric acids used as electrolytes for the formation of oxide layers in anodising plants can be utilised in municipal sewage treatment plants to reduce phosphates and improve precipitation. From the anodiser's point of view, these products are spent once they ...


  • Chemical, Physical, Mineralogical, Morphology Characteristics of a Thermal Power Plant Washing Waste

    Most of electricity is generated by thermal power plants in Iran. Shahid Rajaee thermal power plant consists of four 250MW natural gas and fuel oil burning units that is located at 100 km west off Tehran. As a result of fuel oil burning in winter time, boilers air heaters are washed and cleaned frequently. The wastewater originating from air heater washing contains suspended ...


    By University of Tehran

  • Chemical production and characterisation of activated carbon from waste 'coffee grounds'

    Activated carbon was prepared from ground–coffee in this study. Experimental results reveal that for the ratio (0, 1 ÷ 0, 3) of coffee grounds to activating agents (ZnCl2, H3PO4) has not noteworthy influence. The rise temperature and carbonisation time respectively, in the interval of 500–700°C and ...


    By Inderscience Publishers

  • Comparing Capacity Expansion and Waste Minimization Options at a Chemical Manufacturing Facility

    ABSTRACTIndustrial wastewater treatment facilities that are nearing their capacity limit often have a relief option that typically is not available to municipal treatment facilities. That option is to reduce waste loads coming from the production areas by optimizing manufacturing processes so that less waste is generated per pound of product made. In making the decision between reducing waste ...

  • Field Pilot Study of a Chemical Oxidation Process for Treatment of Industrial Waste Leachate

    Remediation efforts are ongoing at the Avtex Fibers Superfund Site in Front Royal, Virginia. As part of the future remediation of several surface impoundments used for viscose waste disposal during plant operation, it may be necessary to extract contaminated leachate and groundwater for ex-situ treatment and discharge to the Shenandoah River. This waste stream contains varying concentrations of ...

  • The physical, chemical and microbial characteristics of biodegradable municipal waste derived composts

    A comparative study of the physical, chemical and microbial properties of 12 composts sourced from United Kingdom commercial composting plants was carried out. The aim was to ascertain whether these composts could be used as growing media or for application to agricultural land. The composts were produced from either source segregated biodegradable municipal waste (BMW) or mixed municipal solid ...


    By BioCycle Magazine

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