Mechanism of Nickel, Magnesium, and Iron Recovery from Olivine Bearing Ore during Leaching with Hydrochloric Acid Including a Carbonation Pre-Treatment

Autor: Carlos Matus, Srecko Stopic, Simon Etzold, Dario Kremer, Hermann Wotruba, Christian Dertmann, Rainer Telle, Bernd Friedrich, Pol Knops

Publikováno v: Metals, Vol 10, Iss 6, p 811 (2020)

This work continues on from previous studies showing that mineral sequestration by carbonation of magnesium or calcium silicates under high pressure and high temperature can be successfully carried out by processing in an autoclave. The paper is focu

Externí odkaz: https://doaj.org/article/f3b52543e70f4b50893ff5fab42d2eb7

Kinetic Investigation of Silver Recycling by Leaching from Mechanical Pre-Treated Oxygen-Depolarized Cathodes Containing PTFE and Nickel

Autor: Jil Schosseler, Anna Trentmann, Bernd Friedrich, Klaus Hahn, Hermann Wotruba

Publikováno v: Metals, Vol 9, Iss 2, p 187 (2019)

This paper focuses on the recycling of silver from spent oxygen-depolarized cathodes through an innovative combination of pre-treatment methods and leaching. A silver- and polytetrafluorethylene (PTFE)-rich fraction was produced by cryogenic milling,

Externí odkaz: https://doaj.org/article/bee4cd30d1714ec3af9ede13ada9560f

Preparation of Vanadium Oxides from a Vanadium (IV) Strip Liquor Extracted from Vanadium-Bearing Shale Using an Eco-Friendly Method

Autor: Yiqian Ma, Xuewen Wang, Srecko Stopic, Mingyu Wang, Dario Kremer, Hermann Wotruba, Bernd Friedrich

Publikováno v: Metals, Vol 8, Iss 12, p 994 (2018)

In the traditional vanadium precipitation process, the use of ammonium salts can produce serious pollution problems from the ammonia waste-water and the ammonia gas generated during the processing. In this reported study, an eco-friendly technology w

Externí odkaz: https://doaj.org/article/9570d3cae56e45a7bc094272762c463d

Recovery of Catapleiite and Eudialyte from Non-Magnetic Fraction of Eudialyte ore Processing of Norra Kärr Deposit

Autor: Ivan Silin, Devrim Gürsel, Christian Büchter, Lars Weitkämper, Hermann Wotruba

Publikováno v: Minerals, Vol 12, Iss 19, p 19 (2022)
Minerals 12(1), 19 (2022). doi:10.3390/min12010019 special issue: "Special Issue "Valorization of Metallurgical and Mining Residues and Wastes" / special issue editors: Prof. Dr. George Angelopoulos, guest editor; Prof. Dr. Luis Pérez Villarejo, guest editor"
Minerals; Volume 12; Issue 1; Pages: 19

Minerals 12(1), 19 (2022). doi:10.3390/min12010019 special issue: "Special Issue "Valorization of Metallurgical and Mining Residues and Wastes" / special issue editors: Prof. Dr. George Angelopoulos, guest editor; Prof. Dr. Luis P��rez Villarejo,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e87ef12c324d1d4d68b1ca999d75b71d
https://www.mdpi.com/2075-163X/12/1/19

Ex-situ mineral carbonation ��� A parameter study on carbon mineralisation in an autoclave as part of a large-scale utilisation process

Autor: Dario Kremer, Christian Dertmann, Simon Etzold, Rainer Telle, Bernd Friedrich, Hermann Wotruba

Publikováno v: Journal of CO2 utilization 58, 101928 (2022). doi:10.1016/j.jcou.2022.101928

Journal of CO2 utilization 58, 101928 (2022). doi:10.1016/j.jcou.2022.101928
Published by Elsevier, Amsterdam [u.a.]

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8c195f99cd79ae32b4fd5090a21fc2cb