نتایج جستجو برای: metal plating wastewater
تعداد نتایج: 237931 فیلتر نتایج به سال:
We investigated a new kind of activated carbon named gaiasafe-Formstoff as an agent for powerful heavy metal reduction. This activated carbon contains highly dispersed sulfide compounds. Our investigations with lead containing wastewaters showed an outstanding metal sulfide precipitation power of the new agent. The lead reduction rates are independent of wastewater parameters like lead concentr...
A need t o find a suitable replacement for cadmium electroplated coatings on mediumto highstrength steels has accelerated the development of economically viable alternatives. This edited version of a presentation at the 30th annual AerospaceIAirline Plating & Metal Finishing Forum examines the development of Australia's Defence Science and Technology Organisation's (DSTO) zinc-nickel electropla...
Exploiting microalgae as feedstock for biofuel production is a growing field of research and application, but there remain challenges related to industrial viability and economic sustainability. A solution to the water requirements of industrial-scale production is the use of wastewater as a growth medium. Considering the variable quality and contaminant loads of wastewater, algal feedstock wou...
The present study was conducted to assess the risk to human health by heavy metals (Cd, Cu, Pb, Zn, Ni and Cr) through the intake of locally grown vegetables, cereal crops and milk from wastewater irrigated site. Milk is not directly contaminated due to wastewater irrigation, but is an important route of food chain transfer of heavy metals from grass to animals. Heavy metal concentrations were ...
Wastewater discharged from metal-finishing processes usually contains cyanide, a hazardous substance that is used extensively in the surface finishing industry. In the present study, a synthetic solution resembling the contaminated wastewater was chemically treated using ferrous sulfate. This simple one-step process was applied successfully to remove cyanide from metal finishing wastewater. The...
Background and purpose: Selenium is important as a key trace element which is required by most organisms in biology. Despite its importance in cellular functions, high concentrations of selenium, particularly in the forms of selenate and selenite are highly toxic. Therefore, it is necessary to perform biogeochemical studies and develop strategies for the effective control of toxic oxyanion o...
This data article describes a facile method for production of an adsorbent from Tamarix hispida wasted wood and modified by lanthanum metal for fluoride ions removal from wastewater. The main characteristics of the adsorbent consist of BET surface area, functional groups, and elemental analysis is presented. The data for attenuating the pollutants from a real wastewater treatment which was prov...
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