发明授权
- 专利标题: Process for the prevention of precipitations in water or aqueous solutions
- 专利标题(中): 防止水或水溶液沉淀的方法
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申请号: US221041申请日: 1972-01-26
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公开(公告)号: US3957160A公开(公告)日: 1976-05-18
- 发明人: Walter Ploger , Karl-Heinz Worms
- 申请人: Walter Ploger , Karl-Heinz Worms
- 申请人地址: DT Dusseldorf-Holthausen
- 专利权人: Henkel & Cie G.m.b.H.
- 当前专利权人: Henkel & Cie G.m.b.H.
- 当前专利权人地址: DT Dusseldorf-Holthausen
- 优先权: DT2104476 19710201
- 主分类号: C02F5/14
- IPC分类号: C02F5/14 ; C02F103/02 ; C07F9/38 ; C07F9/58 ; C02B5/06
摘要:
The invention relates to a process for the prevention of inorganic salt precipitations in water or aqueous solutions by the additions to the solutions of small amounts of N-substituted aminoalkane-1,1-diphosphonic acids or their alkali metal salts or ammonium salts.
公开/授权文献
- US6149475A Tiller mounting arrangement 公开/授权日:2000-11-21
信息查询
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