Water reuse

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  • Tham khảo sách 'water reuse', kinh doanh - tiếp thị, quản trị kinh doanh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả

    pdf277p namde02 05-04-2013 32 8   Download

  • Human activities may seriously affect the quality of aquatic ecosystems. Pathogen organisms, nutrients, heavy metals, toxic elements, pesticides, pharmaceuticals and various other organic micropollutants enter to aquatic environment through a range of point and diffuse sources. The presence of these compounds has adverse impacts on aquatic biota. It is well recognised that the distribution and the abundance of various species in aquatic systems are directly related to the water quality and hydrological conditions....

    pdf508p wqwqwqwqwq 09-07-2012 64 18   Download

  • The Third Edition of this classic reference provides readers with concise, up-to-the-moment coverage of the role of microorganisms in water and wastewater treatment. By providing a solid foundation in microbiology, microbial growth, metabolism, and nutrient cycling, the text gives readers the tools they need to make critical decisions that affect public health, as well as the practical aspects of treatment, disinfection, water distribution, bioremediation, and water and wastewater reuse.

    pdf765p vunangnhat 21-04-2015 25 12   Download

  • VNU Journal of Science, Natural Sciences and Technology 24 (2008) 280-286 In this study, primarily treating waste sludge rich of Cr, Ni, Fe,…generated from electroplating wastewater treatment plant and experimentally methods of utilizing wastes as inorganic pigment in production of bricks were carried out. Economic, technical and environmental efficiency and feasibility, bases to apply to practical conditions were evaluated. The results show that water accounts for about 70% of sludge. Contents of Ni, Cr and Fe are relatively high (20, 4.5 and 2.5%, respectively). ...

    pdf7p tuanlocmuido 13-12-2012 26 6   Download

  • Để cung cấp giống cho nuôi trồng thủy sản, trại sản xuất giống hiện có năm ngàn sản xuất hàng năm 20 tỷ giống tôm và một số loài khác tỷ (cua, cá, động vật thân mềm, cá chình, giáp xác) cho phát triển - các hệ thống sản xuất. Hầu hết các trại sản xuất giống sử dụng nước mặn để sản xuất và do đó nằm gần bờ biển.

    pdf7p xau_la 09-02-2012 21 5   Download

  • The presence of chlorine in alternative fuels (e.g., sewage sludge, municipal solid waste or incineration ash, chlorinated biomass,) has both direct and indirect implications on cement kiln emissions and performance. Methods have been developed to properly manage chlorine and its potential implications – but it is important that these implications be recognized and managed. Trace levels of chlorine in feed materials can lead to the formation of acidic gases such as hydrogen chloride (HCl) and hydrogen fluoride (HF) (WBCSD 2002).

    pdf0p loixinloi 08-05-2013 25 4   Download

  • The tenderer should demonstrate that their packaging system is designed to be reused for its original purpose Verification: Bidders must provide evidence in accordance with BS EN 13429, or equivalent. This states that the packaging should be able to do a number of trips under normal conditions of use without suffering significant damage upon loading and unloading and a system supporting packaging reuse is available.

    pdf19p connhobinh 10-12-2012 21 2   Download


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