نتایج جستجو برای: recovery of gold

تعداد نتایج: 21190665  

Journal: :Journal of the Korean Institute of Resources Recycling 2013

Journal: :Journal of the Korean Society of Mineral and Energy Resources Engineers 2019

Journal: :Journal of Mining and Metallurgy, Section B: Metallurgy 2019

G.N. Kulkarni, U.D. Sonawane,

The gold spot mullet fry, mean length of 1.30 0.048 cm and mean weight of 0.05 0.007 g were collected from coastal creeks of Ratnagiri (Maharashtra, India) and then acclimatized to 20 ppt salinity. They were observed for the response to the two anaesthetics: Clove oil and Sodium bicarbonate. Effective dosage of both the anaesthetics viz. clove oil and sodium bicarbonate for the induction and re...

G.N. Kulkarni, U.D. Sonawane

The gold spot mullet fry, mean length of 1.30 0.048 cm and mean weight of 0.05 0.007 g were collected from coastal creeks of Ratnagiri (Maharashtra, India) and then acclimatized to 20 ppt salinity. They were observed for the response to the two anaesthetics: Clove oil and Sodium bicarbonate. Effective dosage of both the anaesthetics viz. clove oil and sodium bicarbonate for the induction and re...

2003
W. Kotze F. W. Petersen

Environmental protection has become the focus of world-wide research in the gold mining industry and favours the development of environmentaly sound processes, such as the Coal Gold Agglomeration (CGA) process, which is an alternative to existing gold processing methods, such as cyanidation and mercury amalgamation. The CGA process was developed and patented by the British Petroleum (BP) resear...

2015
Katsutoshi Inoue Manju Gurung Ying Xiong Hidetaka Kawakita Keisuke Ohto Shafiq Alam

Novel and environmentally benign adsorbents were prepared via a simple sulfuric acid treatment process using the wastes of astringent persimmon, a type of biomass waste, along with persimmon tannin extract which is currently employed for the tanning of leather and as natural dyes and paints. The effectiveness of these new biosorbents was exemplified with regards to hydrometallurgical and enviro...

Journal: :Journal of the Society of Powder Technology, Japan 2016

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