发明申请
- 专利标题: PREVENTING OR REDUCING SCALE IN WET-PROCESS PHOSPHORIC ACID PRODUCTION
- 专利标题(中): 防止或减少湿法处理磷酸生产的规模
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申请号: US13053988申请日: 2011-03-22
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公开(公告)号: US20120244058A1公开(公告)日: 2012-09-27
- 发明人: Sathanjheri A. RAVISHANKAR , Bing WANG
- 申请人: Sathanjheri A. RAVISHANKAR , Bing WANG
- 申请人地址: US DE Wilmington
- 专利权人: CYTEC TECHNOLOGY CORP.
- 当前专利权人: CYTEC TECHNOLOGY CORP.
- 当前专利权人地址: US DE Wilmington
- 主分类号: C01B25/18
- IPC分类号: C01B25/18 ; C01B25/237
摘要:
Methods for preventing or reducing the formation of scale in a wet-process phosphoric acid production process by intermixing a scale inhibiting reagent at one or more step of the phosphoric acid production process in an amount sufficient to prevent or reduce scale are provided.
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