نتایج جستجو برای: liquid waste

تعداد نتایج: 296179  

2010
G. Vincent Calder

Aluminum enters municipal solid waste MSW landfills from untreated raw curbside trash MSW , industrial waste, and aluminum production wastes variously called dross, baghouse fines, salt cake, and other designations. Aluminum related reactions can arise and become problematic for landfill operations by generating undesirable heat, liquid leachate, and gases, such as hydrogen, hydrogen sulfide, c...

2002
G E Blight

There are many reasons for the need to assess rates and quantities of evaporation or evapotranspiration from natural soil surfaces, the surfaces of deposits of mine or industrial waste, or soil-covered waste surfaces. These include assessing water balances for nearsurface soil strata, landfills, tailings dams and waste dumps and suitable deposition or application intervals for hydraulic fill ta...

Journal: :Organic & biomolecular chemistry 2011
Riccardo Amorati Orazio A Attanasi Gianfranco Favi Stefano Menichetti Gian Franco Pedulli Caterina Viglianisi

Hydrogenated cardanol and cardols, contained in industrial grade cardanol oil and obtained by distillation of the raw "cashew nut shell liquid" (CNSL), are easily transformed into efficient 4-thiaflavane antioxidants bearing a long alkyl chain on A ring and a catechol group on B ring.

Journal: :Bioresource technology 2006
Ariel A Szögi Matias B Vanotti Patrick G Hunt

Phosphorus (P) recovery from liquid swine manure is an attractive technology when on-farm application of liquid swine manure is not an option. We developed a technology that enables separation of this P, but its high moisture content makes transportation difficult. In this work, we investigated dewatering procedures to concentrate the P product. Sludge rich in calcium phosphate (> 20% P2O5) was...

2005
S. Saravana Sampath B. V. Babu

Waste to energy is an answer to the growing demand for fossil fuels. Pyrolysis plays an important role in waste to energy technologies. The product obtained from pyrolysis depends on various physical parameters that influence the reaction mechanism. Pyrolysis reactions can be classified onto flash, fast and slow pyrolysis depending on temperature and heating rate. This paper discusses the effec...

ژورنال: سلامت و محیط زیست 2009
حسنوند, محمدصادق, مصداقی نیا, علیرضا, مومنی ها, فاطمه, نبی زاده, رامین, ندافی, کاظم, یغماییان, کامیار,

Backgrounds and Objectives: Due to having features such as toxicity, corrosiveness, ignitability, reactivity or other similar characteristics, hazardous wastes refer to the wastes that jeopardize man's health and environment. A study was required to identify the hazardous wastes in Tehran University of Medical Sciences (TUMS), since it plays an important role in the development of the country's...

2013
Maura Farver Christopher Frantz

.........................................................................................................................................4 INTRODUCTION .................................................................................................................................5 CONVERSION OF MSW TO USEFUL GAS .....................................................................................

The Azad pumped storage power plant including the pumping and transformer cavern and surge tanks has been located in the Sanandaj-Sirjan formation with the alternation of slate and phyllite and meta sandstone.Due to the sensitivity and special use of these spaces, stability analysis and ensuring the safety of carven is very important.Nowadays, using the surface storage tanks is very costly; The...

Journal: :Waste management 2015
Fu-Rong Xiu Yingying Qi Fu-Shen Zhang

Precious metals are the most attractive resources in waste printed circuit boards (PCBs) of mobile phones. In this work, an alternative process for recovering Au, Ag, and Pd from waste PCBs of mobile phones by supercritical water oxidation (SCWO) pre-treatment combined with iodine-iodide leaching process was developed. In the process, the waste PCBs of mobile phones were pre-treated in supercri...

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