发明公开
EP1866459A1 MATRIX UND SCHICHTSYSTEM 有权
矩阵和层系

MATRIX UND SCHICHTSYSTEM
摘要:
Prior art protective layers can exercise their protecting function because they are depleted in a specific element which forms a protective oxide, or which is used as sacrificial material. When said material has been consumed, the protecting function can no longer be provided. The invention is characterized in that it consists in using powder particles comprising a reserve of the consumed material, which is delivered in delayed manner. Therefor, the material is enclosed in an envelope (4).
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