A Kinetic Model for Chelating Extraction of Metals from Spent Hydrodesulphurization Catalyst by Complexing Agent
Sign Up to like & getrecommendations! Published in 2020 at "Transactions of the Indian Institute of Metals"
DOI: 10.1007/s12666-020-02007-6
Abstract: In this present paper, chelating extraction of metals from spent hydrodesulphurization catalyst was carried out using ethylene diamine tetraacetic acid as complexing agent. Mo, Ni and Co metals were precipitated in ammonium molybdate, nickel dimethylglyoxime… read more here.
Keywords: spent hydrodesulphurization; hydrodesulphurization catalyst; chelating extraction; metals spent ... See more keywords
Efficient removal of oil from spent hydrodesulphurization catalysts using microwave pyrolysis method
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Analytical and Applied Pyrolysis"
DOI: 10.1016/j.jaap.2018.09.006
Abstract: Abstract Spent hydrodesulphurization (HDS) catalysts generally contain about 20% oil, the presence of which hinders the metallurgical processes for recovering valuable metals. In this study, a new approach was developed to remove oil from spent… read more here.
Keywords: microwave pyrolysis; pyrolysis; using microwave; method ... See more keywords