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Characterization of stainless steel spent pickling sludge and prospects for its...
Castro, Fernando; Tavares, Pedro B.; Cristelo, Nuno; Teixeira, Tiago; Garcia, Joana F.; Parreira, Nuno Miguel GermanoFluorspar is considered a critical raw material for the European Union, due to its industrial uses and lack of sufficient extraction in European countries. It is a source for hydrofluoric acid manufacture, this latter chemical being employed, among other uses, in the pickling of stainless steels. From this latter activity, sludge is generated due to the need for used water treatment. In this article, we report ...
Data: 2022
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Origem: RepositóriUM - Universidade do Minho