A Lantern Retort for Small-Scale Gold Extraction
نویسندگان
چکیده
منابع مشابه
Treatment of small scale gold mining wastewater using pilot-scale sedimentation and Cocopeat filter bed system
The use of amalgamation process to recover gold from mined ores by the small-scale gold miners in the Philippines and other developing countries produces and dispose of untreated wastewater to the receiving water bodies. In this study, a field-scale filter bed system was constructed to treat heavy metal metal-laden wastewater collected from small-scale gold mining site in Paracale, Camarines No...
متن کاملComprehensive Parametric Study for Design Improvement of a Low-Speed AFPMSG for Small Scale Wind-Turbines
In this paper, a comprehensive parametric analysis for an axial-flux permanent magnet synchronous generator (AFPMSG), designed to operate in a small-scale wind-power applications, is presented, and the condition for maximum efficiency, minimum weight and minimum cost is deduced. Then a Computer-Aided Design (CAD) procedure based on the results of parametric study is proposed. Matching between t...
متن کاملThe Slow Food Model: A Road for Small-Scale Productions in a Globalised Market
The paper presents the articulated strategy of valorization, implemented by the international movement called Slow Food in Italy and abroad in order to reconsider the concept of agricultural profitability. In particular, the paper suggests profitability lays on the value markets recognize to agricultural production. In this perspective, the Slow Food strategy represents a good practice to be em...
متن کاملAssessment of Control Strategy for 500W Retort
A retort is a steam operated “pressure cooker” which is used in the food industry for sterilization. The 500W retort is a lab-size unit donated to the California State University, Fresno Food Processing Laboratory by the FMC Corporation in the summer of 1998. This retort was developed two decades ago and intended for small batches and versatile food containers such as jars, pouches, cans, and b...
متن کاملManagement challenges on small-scale gold mining activities in Brazil.
This article presents a focused study of environmental management in small-scale gold mining, called garimpo, at the Tapajós River in the Amazon basin (Brazil). Environmental management is necessary in this very important area not only for Brazil but for the general world welfare. The fact that this is a very dispersed area, with a very low economic and education level, complicates the issues. ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: International Journal of Environmental Protection and Policy
سال: 2014
ISSN: 2330-7528
DOI: 10.11648/j.ijepp.20140205.13