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US 2003/0110617 A1Published application
Method for producing rod-shaped permanent magnets
AssigneeVacuumschmelze GmbH & Co. KG
InventorsGeorg Werner Reppel, Volker Zellmann
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Abstract
The invention relates to a method for producing rod-shaped permanent magnets according to which pressed parts (2) are produced that are then assembled to a rod-shaped green product Said green product is subsequently sintered, whereby a rod-shaped single-piece permanent magnet (1) is produced.
Claims13
Process for the production of permanent magnets with the following processing steps:
- production of a powder of an alloy containing at least one rare earth (RE),
- pressing of the powder to form pressed parts (2),
- joining together of the pressed parts (2) with the aid of raised areas (6) and indentations (8) formed on the surface of the pressed parts (2) to form a green compact, and
- sintering of the green compact.
1 more element
Dependencies are inferred from the claim text.