cement kiln ash Articles

  • CaO–LOI classification system for cement kiln dust

    Cement Kiln Dust (CKD), a residual of cement production, has been used effectively as a cement replacement, but there is a lack of guidance for its appropriate selection and performance in specific engineering applications. Since CKD is not a controlled product, the chemical composition and material properties differ from source to source like coal fly ash. This paper presents a dual–letter ...


    By Inderscience Publishers

  • Cement Manufacturing 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

  • Use of process analyzers in cement plants solutions from Siemens – Case Study

    Cement is a hydraulic binding agent to produce concrete. Due in part to the fast growth of the Asian economies, world consumption of cement is currently growing at an annual rate of 8%. Therefore, cement production is expanding and, at the same time, production processes need to be optimized to ensure maximum efficiency. In this context, process analytics plays an important role: It determines ...

  • Permitting of Alternative Fuels and Raw Materials at Portland Cement Plants Post NSR Reform

    Introduction One of the ways that the portland cement industry is seeking eco-efficiency gains is in waste co-processing and energy/material recovery - using the waste and by-products of other industries as fuels and raw materials for cement manufacture.1 These wastes and by¬products of other industries, such as tires and plastics (fuels) or blast furnace slag and fly ...


    By Trinity Consultants

  • Towards a complete recycling of phosphorus in wastewater treatment – options in Germany

    Global reserves of mineral phosphorus are finite and the recycling of phosphorus from wastewater, a significant sink for phosphorus, can contribute to a more sustainable use. In Germany, Switzerland, and the Netherlands, an increasing percentage of municipal sewage sludge is incinerated and the contained phosphorus is lost. This paper reviews current technologies and shows that a complete ...


    By IWA Publishing

  • Martinsburg Plant, Washington D.C. – Massive upgrade and expansion case study

    The Martinsburg plant is unusual in a number of ways. Located on the outskirts of Martinsburg the plant has a strong relationship with the local community. When other facilities were closing their doors or postponing expansion projects, the Martinsburg cement plant invested over US$500 million in a massive upgrade and expansion that brought capacity up to 1.8 million t of cement. Although cement ...


    By CST Industries Inc

  • Study Charts a Future for Waste-Derived Fuels

    Pointers to possible future EU policy initiatives to give co-incineration facilities burning waste-derived fuels a strategic role in waste management have emerged in a study for the European Commission.1 The report suggests a policy focus on promoting source separation of municipal wastes, active discouragement of mass burn incinerators, and a levelling of the regulatory playing-field for ...

  • What is RDF?

    "Refuse Derived Fuel" comes from Refuse Derived Fuel, literally: fuel from garbage. All kinds of garbage sorted, broken, eddy current in addition to aluminum, magnetic separation of iron, and then broken, wind selection, compression and drying processes made of solid form (cylindrical bar) fuel, referred to as RDF. RDF calorific value is 14595-20016 kJ / kg, much higher than coal (about 10870 kJ ...

  • Cemex plant Ruedersdorf - Case Study

    CEMEX Deutschland AG is one of the biggest producers of ready-mixed-concrete, cement and minerals. In Germany CEMEX employs a staff of approximately 3,200 people and is part of the International CEMEX Group with a head count of 50,000. After the German re-unification the Company acquired the existing cement plant in Ruedersdorf. Investments to save CEMEX invested ...

  • 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 ...

  • Refuse Derived Fuel, Current Practice and Perspectives

    Untitled Document Summary I OBJECTIVES The objectives of the project were to undertake a survey on the current ...

  • Management of Hazardous Wastes

    ' Management of hazardous waste is a growing concern in many countries. The long-term impacts and costs of improper disposal can be very high and the emphasis must be on prevention. A comprehensive management system should include (i) policies, institutions and effective regulations and (ii) adequate and acceptable disposal facilities (either public or private). This note outlines the key ...


    By The World Bank

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