Production of protective layer on metal surfaces,申请号DE19961002984-传众专利搜索

发明名称	Production of protective layer on metal surfaces
摘要	Production of a protective layer on metal surfaces comprises applying a liquid film consisting of alkaline aqueous water glass solution containing additionally aluminium hydroxide and a metal fluoride and forming the protective layer consisting of aluminium silicates and fluoride containing aluminium silicates with heating by vaporising the water.
申请公布号	DE19602984(A1)	申请公布日期	1997.07.31
申请号	DE19961002984	申请日期	1996.01.27
申请人	WUESTEFELD, ALOYS, DR., 71111 WALDENBUCH, DE;WUESTEFELD, CLAUS, DR., 72108 ROTTENBURG, DE	发明人	WUESTEFELD, ALOYS, DR., 71111 WALDENBUCH, DE;WUESTEFELD, CLAUS, DR., 72108 ROTTENBURG, DE
分类号	B05D7/00;B21C9/00;B21C9/02;C23C22/60;C23C22/62;C23C22/66;C23C26/00;C23C26/02;C23C28/00;C23D5/02;(IPC1-7):C23D5/02;B05D1/00;B05D1/38;B05D5/08;C23F17/00	主分类号	B05D7/00
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