نتایج جستجو برای: granulated and flocculated sludge
تعداد نتایج: 16832270 فیلتر نتایج به سال:
This paper reviews the development, design and applications of electrochemical technologies in water and wastewater treatment. Particular focus was given to electrodeposition, electrocoagulation (EC), electroflotation (EF) and electrooxidation. Over 300 related publications were reviewed with 221 cited or analyzed. Electrodeposition is effective in recover heavy metals from wastewater streams. ...
age related cytochemical changes of thymic endocrine cells were studied in 78 day old chicks at five day interval to age of day 60 employing a panel of cytochemical stains. methenamine silver revealed cell morphology including cell processes distinctly while diamine silver revealed a stronger argentaffinity in these cells. the cells had greater affinity for diamine silver compared to methenamin...
ACKING-DENSITY variations in a powder compact often P result in nonuniform shrinkages andor cracking during subsequent drying and sintering. In case of dry-pressed compacts, the effect of consolidation conditions on density variations has been sufficiently detailed by theoretical models.' However, although recent trends have favored the use of colloidal consolidation methods in order to attain ...
Pulp and paper manufacturing recycling industries are a resource-intensive sector, generating 25–40% of the annual municipal solid waste worldwide. Waste includes abundant volumes sludge, as well product its incineration, namely sludge ash. These two materials both predominantly landfilled. There is thus drive for additional valorisation routes these materials. This short communication focuses ...
In recent years, various studies have been undertaken on how to use waste materials in civil engineering projects. Among waste materials, waste rubber has been highlighted to be used for different purposes such as reinforcing of soil and making of reinforced slopes. To investigate the properties of granulated rubber-soil mixture and its application in making of slopes behind retaining walls, so...
6 Granulated sugar provides an excellent topical dressing for treating open wounds, especially those wounds that are contaminated. Advantages of using sugar include its rapid antibacterial action, enhanced tissue formation and epithelialization, and accelerated wound healing; it is also readily available and inexpensive. The use of finely powdered sugar to clean wounds was first reported by Scu...
In developing country like India due to the remarkable development in road infrastructure, Soil stabilization has become the major issue in construction activity. Stabilization is an unavoidable for the purpose of highway and runway construction, stabilization denotes improvement in both strength and durability which are related to performance. Stabilization is a method of processing available ...
The studies on removal of Vanadium were conducted using Granulated Activated Carbon (GAC) in combination with Chelating agents. Ethylene di-amine Tetra Acetic Acid (EDTA) and Nitrilo Tri Acetic Acid (NTA) at 25oC. The adsorption Efficiency was studied in the pH range of 2-8. The results reveals that Langmuir and Freundlich isotherms are followed during adsorption process with the chelating agen...
Land application of sewage sludge is potentially beneficial as an inexpensive nutrient source. However, problem with the use of sludge may exist from high soil concentrations and subsequent uptake of heavy metals by plant and entering of the metals into the human and animal food chains. A field study with lettuce (Lactuca sativa L.) and spinach (Spinacia oleracea L.) was conducted to examine up...
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