发明名称 Sreading knives, doctor blades and crepe scrapers and powder metallurgical method for producing the same
摘要 The present invention relates to a steel band 1 for the manufacturing of doctor blades, coater blades or creping blades comprising a steel composition comprising in percent per weight 1-3% C, 4-10% Cr, 1-8% Mo, 2.5-10% V and the remainder essentially iron and contaminants in normal amounts, wherein the steel band 1 is produced by using a powder metallurgical process. Further, this invention relates to doctor blades, coater blades or creping blades of this steel band, as well as a method for its manufacture.
申请公布号 US7722697(B2) 申请公布日期 2010.05.25
申请号 US20050572381 申请日期 2005.07.07
申请人 BOEHLER-UDDEHOLM PRECISION STRIP GMBH & CO. KG 发明人 DAXELMUELLER MANFRED;PONEMAYR HELMUT
分类号 C22C33/02;B22F3/24;C21D1/09;C21D7/02;C22C38/22;C22C38/24;D21G3/00 主分类号 C22C33/02
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