发明授权
- 专利标题: Method of forming oxide film on stainless steel
- 专利标题(中): 在不锈钢上形成氧化膜的方法
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申请号: US816345申请日: 1991-12-20
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公开(公告)号: US5139623A公开(公告)日: 1992-08-18
- 发明人: Tadahiro Ohmi , Akihiko Hogetsu , Kenichi Ushikoshi , Masao Saito
- 申请人: Tadahiro Ohmi , Akihiko Hogetsu , Kenichi Ushikoshi , Masao Saito
- 申请人地址: JPX Kobe
- 专利权人: Shinko Pantec Co., Ltd.
- 当前专利权人: Shinko Pantec Co., Ltd.
- 当前专利权人地址: JPX Kobe
- 优先权: JPX1-112886 19890501
- 主分类号: B01D19/00
- IPC分类号: B01D19/00 ; B01D61/20 ; C02F1/02 ; C02F1/04 ; C02F1/20 ; C02F1/44
摘要:
This disclosure relates to a method of forming a tinted oxide film on the surface of austenite stainless steel. The method comprises electropolishing the surface, oxidizing the surface at a temperature to form the oxide film and then cleaning the film with a weak acid.
公开/授权文献
- USD341414S Splash guard for toilet bowl 公开/授权日:1993-11-16
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