专利名称：PROCESS FOR THE PREPARATION OF AN
ALUMINUM SUPPORT FOR PRESENSITIZEDPLANOGRAPHIC PRINTING PLATES
发明人：SIEGFRIED RAETHER申请号：US3664934D申请日：19700824公开号：US3664934A公开日：19720523
摘要：This invention relates to a process for the preparation of an improved bohmitecoating on aluminum which comprises treating the aluminum with water at an effectiveelevated temperature while passing a galvanic electric current of low voltage from thealuminum as one electrode through the water.
申请人：KALLE AG.
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