6. Glossary

Chitin; Chitin

Nitrogenous organic substance (polysaccharide) that forms the main component of the integuments of insects, crustaceans and certain fungi and lichens.

Electrometallurgy; Électrométallurgie

Using the thermal and electrolytic properties of electricity to produce and refine metallurgical products.

Leaching; Leaching

Treatment of a substance or mixture with a liquid to extract its soluble constituents.

Métaux précieux ; Precious metals

Precious metals include gold, silver and platinum-group metals (platinum, palladium, iridium, rhodium, osmium and ruthenium).

Minéralurgie; Mineralurgy

Separation of the various minerals contained in an ore extracted from a...

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Bibliography

(1) - COLLINS (T.), HAGMANN (M.) - Une initiative de l'ONU en faveur de l'amélioration du recyclage des déchets électroniques. - EMPA (2007). https://www.empa.ch/documents/56164/296590/a592-2007-03-07-fr-01+MM-ewaste.pdf

Regulations

Articles R543-172 modified by decree no. 2021-1213 of September 22, 2021 – art. 1, and R543-173 modified by decree no. 2020-1725 of December 29, 2020 – art. 4, section 10 of the Environment Code concerning electrical and electronic equipment.

Patents

Process for extracting and recovering gold and/or one or more platinoids present in an acidic aqueous phase S69999 FR DEL-P, January 23, 2020.

Methods for extracting and recovering tantalum present in an acidic aqueous phase by means of an ionic liquid, and use of such an ionic liquid to extract tantalum, FR3040060, February 17, 2017.