Iron Foundry Slags as Reactive Materials for Arsenic Removal from Groundwater

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Publisher :
ISBN 13 :
Total Pages : 604 pages
Book Rating : 4.:/5 (89 download)

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Book Synopsis Iron Foundry Slags as Reactive Materials for Arsenic Removal from Groundwater by : Stacy Erin Metz

Download or read book Iron Foundry Slags as Reactive Materials for Arsenic Removal from Groundwater written by Stacy Erin Metz and published by . This book was released on 2007 with total page 604 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Iron Foundry Slags for Removing Arsenic from Water

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Publisher :
ISBN 13 :
Total Pages : 10 pages
Book Rating : 4.:/5 (825 download)

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Book Synopsis Iron Foundry Slags for Removing Arsenic from Water by : Stacy E. Metz

Download or read book Iron Foundry Slags for Removing Arsenic from Water written by Stacy E. Metz and published by . This book was released on 2006 with total page 10 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Arsenic Removal from Contaminated Groundwater

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Publisher : The Energy and Resources Institute (TERI)
ISBN 13 : 8179933830
Total Pages : 306 pages
Book Rating : 4.1/5 (799 download)

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Book Synopsis Arsenic Removal from Contaminated Groundwater by : Sirshendu De

Download or read book Arsenic Removal from Contaminated Groundwater written by Sirshendu De and published by The Energy and Resources Institute (TERI). This book was released on 2012-01-01 with total page 306 pages. Available in PDF, EPUB and Kindle. Book excerpt: Contamination of groundwater with arsenic is being considered a pervasive and critical issue in recent years. Large areas in India, Bangladesh, South East Asia, and other parts of the world are suffering from this problem. Arsenic Removal from Contaminated Groundwater presents a comprehensive discussion on various important issues, including state-of-the-art arsenic removal technologies, preparation and performance analysis of laterite, and scale-up issues and design of a household filter. It also expounds the potentiality of raw laterite and treated laterite as low-cost arsenic adsorbents. The efficiency of adsorbent capacity is evaluated using real arsenic contaminated groundwater collected from an affected area in West Bengal, India. The topic is an emerging area and most of the work presented has the potential of field application.

Zero-valent Iron Reactive Materials for Hazardous Waste and Inorganics Removal

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Publisher : Amer Society of Civil Engineers
ISBN 13 : 9780784408810
Total Pages : 343 pages
Book Rating : 4.4/5 (88 download)

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Book Synopsis Zero-valent Iron Reactive Materials for Hazardous Waste and Inorganics Removal by : Irene Man-Chi Lo

Download or read book Zero-valent Iron Reactive Materials for Hazardous Waste and Inorganics Removal written by Irene Man-Chi Lo and published by Amer Society of Civil Engineers. This book was released on 2007 with total page 343 pages. Available in PDF, EPUB and Kindle. Book excerpt: This report provides up-to-date technical information and state-of-the-art research findings on the use of zero-valent iron reactive materials to remove contaminants frequently found in groundwater.

In Situ Groundwater Arsenic Removal Using Iron Oxide-coated Sand

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (689 download)

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Book Synopsis In Situ Groundwater Arsenic Removal Using Iron Oxide-coated Sand by : Hongxu Yu

Download or read book In Situ Groundwater Arsenic Removal Using Iron Oxide-coated Sand written by Hongxu Yu and published by . This book was released on 2010 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: In many regions of the world, groundwater is contaminated with a high level of arsenic that must be treated before it can be safely used as drinking water. In situ immobilization of arsenic from groundwater within subsurface environment could have major advantages over the conventional above-ground chemical coagulation-precipitation treatment process. In this study, we develop a novel technique that can in situ emplace iron oxides onto the sand grain surface of porous media under mild chemical and temperature conditions. The technique involves sequential injections of a preconditioned ferrous iron solution and an oxidant solution and then orchestrate the advective-diffusive transport of the two reagents in porous media to create an overlapped reaction zone where ferrous iron is oxidized and precipitated on the sand grain surfaces. We demonstrate through bench-scale column tests the feasibility of using this technique to create a large-scale iron oxide-enriched reactive barrier in subsurface environment for in situ removal of arsenic. A sand filter with a fresh iron oxide coating can treat thousands of pore volumes of water contaminated with dozens of ppb arsenic before the coating needs to be regenerated. Arsenic breakthrough curves through the sand filter suggest that both reversible adsorption and irreversible precipitation are responsible for removing arsenic from the water. Unlike conventional excavate-and-fill permeable reactive barriers, the treatment capacity of our in situ created barrier can be in situ regenerated and replenished with a fresh coating.

In Situ Iron Oxide Emplacement for Groundwater Arsenic Remediation

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (781 download)

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Book Synopsis In Situ Iron Oxide Emplacement for Groundwater Arsenic Remediation by : Thomas Sunday Abia

Download or read book In Situ Iron Oxide Emplacement for Groundwater Arsenic Remediation written by Thomas Sunday Abia and published by . This book was released on 2012 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Iron oxide-bearing minerals have long been recognized as an effective reactive media for arsenic-contaminated groundwater remediation. This research aimed to develop a technique that could facilitate in situ oxidative precipitation of Fe3+ in a soil (sand) media for generating a subsurface iron oxide-based reactive barrier that could immobilize arsenic (As) and other dissolved metals in groundwater. A simple in situ arsenic treatment process was successfully developed for treating contaminated rural groundwater using iron oxide-coated sand (IOCS). Using imbibition flow, the system facilitated the dispersive transport of ferrous iron (Fe2+) and oxidant solutions in porous sand to generate an overlaying blanket where the Fe2+ was oxidized and precipitated onto the surface as ferric oxide. The iron oxide (FeOx) emplacement process was significantly affected by (1) the initial surface area and surface-bound iron content of the sand, (2) the pH and solubility of the coating reagents, (3) the stability of the oxidant solution, and (4) the chemical injection schedule. In contrast to conventional excavate-and-fill treatment technologies, this technique could be used to in situ replace a fresh iron oxide blanket on the sand and rejuvenate its treatment capacity for additional arsenic removal. Several bench-scale experiments revealed that the resultant IOCS could treat arsenic-laden groundwater for extended periods of time before approaching its effective life cycle. The adsorption capacity for As(III) and As(V) was influenced by (1) the amount of iron oxide accumulated on the sand surface, (2) the system pH, and (3) competition for adsorption sites from other groundwater constituents such as silicon (Si) and total dissolved solids (TDS). Although the IOCS could be replenished several times before exhaustion, the life cycle of the FeOx reactive barrier may be limited by the gradual loss of hydraulic conductivity induced by the imminent reduction of pore space over time.

Arsenic Removal from Groundwater with Iron Tailored Granular Activated Carbon Preceded by Pre-corroded Steel

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (476 download)

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Book Synopsis Arsenic Removal from Groundwater with Iron Tailored Granular Activated Carbon Preceded by Pre-corroded Steel by : Jiying Zou

Download or read book Arsenic Removal from Groundwater with Iron Tailored Granular Activated Carbon Preceded by Pre-corroded Steel written by Jiying Zou and published by . This book was released on 2009 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Wastewater Treatment

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Publisher : Walter de Gruyter GmbH & Co KG
ISBN 13 : 3110544385
Total Pages : 324 pages
Book Rating : 4.1/5 (15 download)

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Book Synopsis Wastewater Treatment by : Jianyu Chen

Download or read book Wastewater Treatment written by Jianyu Chen and published by Walter de Gruyter GmbH & Co KG. This book was released on 2018-10-22 with total page 324 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book describes the research results and applications of functional zeolite, functional ceramsite, modified montmorillonite and other functional materials in water purification areas. With abundant project experiences, the book is an essential reference for researchers and PhD students in environmental science, material science, environmental chemistry, as well as industrial engineers.

Arsenic Treatment Technologies for Soil, Waste, and Water

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Publisher : DIANE Publishing
ISBN 13 : 1428900209
Total Pages : 132 pages
Book Rating : 4.4/5 (289 download)

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Book Synopsis Arsenic Treatment Technologies for Soil, Waste, and Water by :

Download or read book Arsenic Treatment Technologies for Soil, Waste, and Water written by and published by DIANE Publishing. This book was released on 2002 with total page 132 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Interactions between groundwater and human communities: Perspectives on the resources, environments, threats and sustainable development

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Publisher : Frontiers Media SA
ISBN 13 : 2832526675
Total Pages : 266 pages
Book Rating : 4.8/5 (325 download)

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Book Synopsis Interactions between groundwater and human communities: Perspectives on the resources, environments, threats and sustainable development by : Yong Xiao

Download or read book Interactions between groundwater and human communities: Perspectives on the resources, environments, threats and sustainable development written by Yong Xiao and published by Frontiers Media SA. This book was released on 2023-06-22 with total page 266 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Chemical Abstracts

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ISBN 13 :
Total Pages : 2364 pages
Book Rating : 4.3/5 (91 download)

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Book Synopsis Chemical Abstracts by :

Download or read book Chemical Abstracts written by and published by . This book was released on 2002 with total page 2364 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Characteristics and Uses of Steel Slag in Building Construction

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Publisher : Woodhead Publishing
ISBN 13 : 0081003765
Total Pages : 196 pages
Book Rating : 4.0/5 (81 download)

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Book Synopsis Characteristics and Uses of Steel Slag in Building Construction by : Ivanka Netinger Grubeša

Download or read book Characteristics and Uses of Steel Slag in Building Construction written by Ivanka Netinger Grubeša and published by Woodhead Publishing. This book was released on 2016-05-20 with total page 196 pages. Available in PDF, EPUB and Kindle. Book excerpt: Characteristics and Uses of Steel Slag in Building Construction focuses predominantly on the utilization of ferrous slag (blast furnace and steel slag) in building construction. This extensive literature review discusses the worldwide utilization of ferrous slag and applications in all sectors of civil engineering, including structural engineering, road construction, and hydro-technical structures. It presents cutting-edge research on the characteristics and properties of ferrous slag, and its overall impact on the environment. - Comprehensively reviews the literature on the use of blast furnace and steel slag in civil engineering - Examines the environmental impact of slag production and its effect on human health - Presents cutting-edge research from worldwide studies on the use of blast furnace and steel slag

Waste Production and Utilization in the Metal Extraction Industry

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Publisher : CRC Press
ISBN 13 : 1498767303
Total Pages : 531 pages
Book Rating : 4.4/5 (987 download)

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Book Synopsis Waste Production and Utilization in the Metal Extraction Industry by : Sehliselo Ndlovu

Download or read book Waste Production and Utilization in the Metal Extraction Industry written by Sehliselo Ndlovu and published by CRC Press. This book was released on 2017-06-27 with total page 531 pages. Available in PDF, EPUB and Kindle. Book excerpt: Increasingly stringent environmental regulations and industry adoption of waste minimization guidelines have thus, stimulated the need for the development of recycling and reuse options for metal related waste. This book, therefore, gives an overview of the waste generation, recycle and reuse along the mining, beneficiation, extraction, manufacturing and post-consumer value chain. This book reviews current status and future trends in the recycling and reuse of mineral and metal waste and also details the policy and legislation regarding the waste management, health and environmental impacts in the mining, beneficiation, metal extraction and manufacturing processes. This book is a useful reference for engineers and researchers in industry, policymakers and legislators in governance, and academics on the current status and future trends in the recycling and reuse of mineral and metal waste. Some of the key features of the book are as follows: Holistic approach to waste generation, recycling and reuse along the minerals and metals extraction. Detailed overview of metallurgical waste generation. Practical examples with complete flow sheets, techniques and interventions on waste management. Integrates the technical issues related to efficient resources utilization with the policy and regulatory framework. Novel approach to addressing future commodity shortages.

Water Pollution in Natural Porous Media at Different Scales

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Publisher : IGME
ISBN 13 : 9788478406760
Total Pages : 780 pages
Book Rating : 4.4/5 (67 download)

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Book Synopsis Water Pollution in Natural Porous Media at Different Scales by : L. Candela

Download or read book Water Pollution in Natural Porous Media at Different Scales written by L. Candela and published by IGME. This book was released on 2007 with total page 780 pages. Available in PDF, EPUB and Kindle. Book excerpt:

The Elements of Environmental Pollution

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Publisher : Routledge
ISBN 13 : 1135126720
Total Pages : 332 pages
Book Rating : 4.1/5 (351 download)

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Book Synopsis The Elements of Environmental Pollution by : John Rieuwerts

Download or read book The Elements of Environmental Pollution written by John Rieuwerts and published by Routledge. This book was released on 2017-07-14 with total page 332 pages. Available in PDF, EPUB and Kindle. Book excerpt: Environmental pollution is one of humanity’s most pressing issues and will remain so for the foreseeable future. Anthropogenic activity is disturbing natural cycles and generating pollutants that are altering the atmosphere, accumulating in the food chain and contaminating the world’s soils, rivers and oceans. Human health and ecosystems continue to be damaged by toxic metals, persistent organic pollutants, radionuclides and other hazardous materials. The Elements of Environmental Pollution provides comprehensive coverage of this essential subject. It explains the key principles of pollution science, assesses human disturbances of natural element cycles and describes local and global pollution impacts, from smoggy cities, polluted lakes and toxic soils to climate change, ocean acidification and marine dead zones. The book is informed by the latest pollution research and benefits from numerous real-world examples and international case studies. A comprehensive glossary provides clear and concise explanations of key concepts. This textbook will support teaching and learning in environment-related university courses and will be vital reading for anyone with an interest in environmental protection.

Physicochemical Treatment Processes

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Publisher : Springer Science & Business Media
ISBN 13 : 1588291650
Total Pages : 731 pages
Book Rating : 4.5/5 (882 download)

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Book Synopsis Physicochemical Treatment Processes by : Lawrence K. Wang

Download or read book Physicochemical Treatment Processes written by Lawrence K. Wang and published by Springer Science & Business Media. This book was released on 2005-03-11 with total page 731 pages. Available in PDF, EPUB and Kindle. Book excerpt: The past 30 years have seen the emergence of a growing desire worldwide to take positive actions to restore and protect the environment from the degrading effects of all forms of pollution: air, noise, solid waste, and water. Because pollution is a direct or indirect consequence of waste, the seemingly idealistic demand for “zero discharge” can be construed as an unrealistic demand for zero waste. However, as long as waste exists, we can only attempt to abate the subsequent pollution by converting it to a less noxious form. Three major questions usually arise when a particular type of pollution has been identified: (1) How serious is the pollution? (2) Is the technology to abate it available? and (3) Do the costs of abatement justify the degree of abatement achieved? The principal intention of the Handbook of Environmental Engineering series is to help readers formulate answers to the last two questions. The traditional approach of applying tried-and-true solutions to specific pollution pr- lems has been a major contributing factor to the success of environmental engineering, and has accounted in large measure for the establishment of a “methodology of pollution c- trol. ” However, realization of the ever-increasing complexity and interrelated nature of current environmental problems makes it imperative that intelligent planning of pollution abatement systems be undertaken.

Child-specific Exposure Factors Handbook

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Publisher :
ISBN 13 :
Total Pages : 452 pages
Book Rating : 4.:/5 (31 download)

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Book Synopsis Child-specific Exposure Factors Handbook by :

Download or read book Child-specific Exposure Factors Handbook written by and published by . This book was released on 2002 with total page 452 pages. Available in PDF, EPUB and Kindle. Book excerpt: