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Klaus Kleinsorgen, Uwe Kohler, Alexander Bouvier, Andreas Folzer: Process for the recovery of metals from used nickel/metal/rare earth hydride storage batteries. Varta Batterie Aktiengesellschaft, Schnader Harrison Segal & Lewis, August 29, 2000: US06110433 (24 worldwide citation)

The invention relates to a process for recovering metals from used nickel/hydride storage batteries, in which storage battery scrap has been mechanically comminuted and divided into at least a coarse fraction and a fine fraction capable of being treated separately from one another. The process compr ...


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Klaus Kleinsorgen, Uwe Kohler, Alexander Bouvier, Andreas Folzer: Process for the recovery of metals from used nickel/metal hydride storage batteries. Varta Batterie Atkiengesellschaft, Weiser and Associates P C, January 12, 1999: US05858061 (8 worldwide citation)

In the recycling of used nickel/metal hydride storage batteries, the battery scrap is dissolved in sulphuric acid after mechanical separation of the coarse constituents by magnetic and air separation. A solvent extraction is performed with the digestion solution, from which the rare earths (from the ...


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Bernard Knosp, Olivier Arnaud, Thierry Hezeque, Paul Barbic, Alexander Bouvier: Hydridable alloy. Alcatel Treibacher Auermet Produktionsges Mbh, Sughrue Mion Zinn Macpeak & Seas Pllc, March 28, 2002: US20020037453-A1

An electrochemically active material consisting of a CaCu5 structure single-phase hydridable alloy with the formula MmNiaMKnbAlcCodCre in which Mm is a mischmetal containing at least 50 wt % La, where: 5.10(a+b+c+d+e), d0.55, and 0.03e0.1.


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Raimund Ratzi, Alexander Bouvier, Walter Regenfelder, Stefan Hartl, Peter Orth: Method for producing a moulded body from sintered steel. William Collard, Collard & Roe PC, July 27, 2006: US20060165548-A1

The invention relates to a method for producing a molded body made of sintered steel, with a sintering powder on the basis of iron being mixed with a master alloy powder containing nickel, boron and iron, and with the powder mixture being pressed into a formed body before the formed body is sintered ...


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