fly ash handling system Articles

  • The Geoweb Soil stabilization system - Case Study

    The GEOWEB® system is a proven technology for solving challenging soil stabilization problems common in the railroad industry. Railway engineers worldwide have successfully applied the GEOWEB® cellular confinement technology to 1) provide a high-stiffness roadbed foundation at grade under track, crossings and turnouts, particularly in areas of weak soils, 2) eliminate deterioration from ...


    By Presto Geosystems

  • Mining landfills and using the methane & garbage for Energy

    The revolutionary process of turning all waste into energy using RCBC Global Inc. technology will change the way we handle waste for the rest of time. RCBC has the power to mine existing landfills and use the garbage and methane for energy. We have a unique, tried and true system. It has had 30 months worth of tesing on 61 different fuels. These test results have proven to have a much lesser ...


    By RCBC Global Inc

  • Solidification / Immobilisation of hazardous waste for subterranean storage

    The use of subterranean salt mines for the final storage of inorganic hazardous waste is state of the art in Germany, and in fact most other European countries. However, the technical requirements to prepare the waste in an appropriate way are quite challenging. Over ten years ago econ supplied a plant to a salt mine in eastern Germany. The plant uses econ’s unique batch-wise working mixing ...


    By econ industries GmbH

  • Thermal Power - Guidelines for New Plants Industry - Pollution Prevention Guidelines

    Introduction Pollution Prevention Guidelines to provide technical advice and guidance to staff and consultants involved in pollution-related projects. The guidelines represent state-of-the-art thinking on how to reduce pollution emissions from the production process. In many cases, the guidelines provide numerical targets for reducing pollution, as well as maximum ...


    By The World Bank

  • Controlling Stack Emissions in the Wood Products Industry

    Electrostatic precipitation has been a reliable technology since the early 1900's. Originally developed to abate serious smoke nuisances, the manufacturers of zinc, copper, and lead quickly found electric gas cleaning a cost efficient way to recover valuable product carried out of the stacks from furnace operations. Today electrostatic precipitators are found mainly on large power plants, cement ...


  • Solidification / Immobilisation of sludge from physical-chemical WWT process

    In 2003 econ received an inquiry from a service company operating an industrial waste water treatment plant. At the end of the physical-chemical WWT process this client generated metal-hydroxide sludge from his chamber filter presses. Originally he discharged the sludge into skips and brought it to a hazardous waste landfill. At this landfill, a solidification process was used to stabilise ...


    By econ industries GmbH

  • Energy - World’s biggest bio fuel power plant

    Oy Alholmens Kraft Ab runs the biggest bio fuel fired power plant in the world. The plant is located in the town of Pietarsaari on the Finnish west coast. The plant uses mostly biotype materials as the power source. They include peat, bark, and wood and wood chips with coal as the backup reserve fuel. The total annual production is approximately 265 MW. The versatile power plant enables the ...


    By Kopar Oy

  • Mitsubishi corporation - Spent Potliner (SPL) hazardous waste treatment - Case Study

    The Challenge Spent Potliner (SPL) is generated in the primary production of aluminium and worldwide is estimated to rise at a rate of over 500,000 tonnes per year. The SPL waste contains concentrations of cyanide and fluoride and gives off noxious and flammable gases when in contact with moisture. Unless carefully handled, these contaminants readily "leach" into the surrounding soils and ...

  • Blending of would-be landfill turns out greener cement-based products

    The vision of a greener future for the construction industry motivates Andrew Dennis, an architect here who founded a company dedicated to producing environmentally friendly cement-based products. Instead of the heavy aggregates found in standard concrete, the materials made by GigaCrete Inc. include non silica based sands and byproducts of coal combustion, fly-ash and bottom-ash and recycled ...

  • New federal and provincial environmental legislation

    With some provincial legislatures sitting, Acts are being introduced, amended, and brought into force. The federal and provincial governments continue to file new regulations and amend existing ones. Among the most recent changes are: BRITISH COLUMBIACode of Practice for Soil Amendments The Code of Practice introduces industrial wastes into the environment as soil enhancements. Soil ...

  • What are the best companies for Zero Liquid Discharge Equipment and Technology?

    With an increasing push for environmental protection, many industrial facilities and effluent regulators are making decisions that lessen their impact on the environment and human health. Changes and implementations are constantly being discussed and met both nationally and internationally to change the way industrial facilities discharge waste, and it is important to know which companies are the ...


    By SAMCO Technologies, Inc.

  • Wisconsin-Based Utility Expands Green Energy Portfolio

    JUST as a wise investor maintains a diverse investment portfolio, a successful utility needs to make certain that it has a diverse portfolio of generation sources,” says Bill Johnson, manager of Agricultural Compliance for Alliant Energy, headquartered in Madison, Wisconsin. Alliant's generation portfolio includes 434 megawatts of renewable energy - enough to power over 110,000 homes. “With ...


    By BioCycle Magazine

  • Batch blenders make modern mortars in China

    With no internal moving parts, blenders minimize abrasive wear and simplify cleaning at two SureBlock plants. In 1997, US-based SureBlock entered a joint venture with China's Tianjin People's Building Material Products Factory to make concrete masonry units (CMUs). Commonly known as concrete blocks, CMUs come in many shapes, sizes, and colors. They are mainly used to erect structural walls, ...

  • Biomimicry: solutions hidden in plain sight

    Some call it arrogance, the way human beings believe it is possible to out-smart nature with science and technology. Now, Houston and other large cities deal with excessive water runoff as a result of cutting down forests and paving over prairie. The fish in most ...

  • Continuously mixing one batch at a time

    Ready-mix company improves mixing efficiency and ingredient accuracy by switching to a rotary batch mixer. When a concrete and ready-mix producer moved to a new plant, the mixing process was redesigned to include batching for greater control over the final product 's ingredients. Rich-Mix Products makes concrete and ready-mix products and packages them for sale in home ...

  • Stormwater Management for Urban Environments

    IntroductionElmhurst College, a hundred-thirty-five year old private learning institution, is proceeding with a campus redevelopment project that will include a one hundred seventy bed residence hall. In addition, the college continues to be a role model for sustainable site design and an educational resource for both students and the community.The need for additional housing, due to ...


    By Advanced Pavement Technology

  • Las Vegas DirtWorkz, Inc.: Using the City’s wood waste to farm the desert

    Ray Becerra knows a thing or two about recycling, reusing and repurposing waste materials. You might even say it’s in his blood. Becerra has spent his entire life around landfills and farming operations, and he wears his passion for recycling waste materials on his sleeve. His enthusiasm for dust, dirt and debris, says Becerra, comes from his father, an avid recycler who was involved in the ...

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