CN105084591A - 一种氟化工高含氟废水处理工艺 - Google Patents
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Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105836937A (zh) * | 2016-04-16 | 2016-08-10 | 四川师范大学 | 一种去除废水中氟化物的方法 |
CN108862703A (zh) * | 2018-06-21 | 2018-11-23 | 湖南双晟科技信息咨询有限公司 | 一种含氟废水的深度处理方法 |
CN108947018A (zh) * | 2018-08-13 | 2018-12-07 | 宜兴市荣盛达环保有限公司 | 一种高浓度含氟废水处理工艺药剂复配方法 |
CN109019986A (zh) * | 2018-09-18 | 2018-12-18 | 青岛新美地能源科技有限公司 | 一种去除氟离子的方法 |
CN109336213A (zh) * | 2018-09-27 | 2019-02-15 | 中核四0四有限公司 | 一种用于uo2氢氟化尾气冷凝液的处理方法 |
CN109368878A (zh) * | 2018-12-25 | 2019-02-22 | 上海纳米技术及应用国家工程研究中心有限公司 | 含氟废水二级沉淀和絮凝联用的处理方法 |
CN109553218A (zh) * | 2018-12-27 | 2019-04-02 | 中核四0四有限公司 | 一种用于铀转化含氟废水的处理方法 |
CN110127904A (zh) * | 2019-06-06 | 2019-08-16 | 北京环球中科水务科技有限公司 | 一种煤气化以及化肥厂含氟废水处理工艺 |
CN110252261A (zh) * | 2019-06-21 | 2019-09-20 | 南京信息工程大学 | 一种树脂基纳米羟基磷灰石复合材料、制备方法及在氟污染水体处理中的应用 |
CN110526493A (zh) * | 2019-08-06 | 2019-12-03 | 南京大学 | 一种含氟废水的组合处理工艺及设备 |
CN110803829A (zh) * | 2019-10-28 | 2020-02-18 | 广东凤铝铝业有限公司 | 一种铝型材表面处理含氟废水的处理方法 |
CN110845040A (zh) * | 2019-11-11 | 2020-02-28 | 广东风华新能源股份有限公司 | 锂离子电池电解液处理方法 |
CN110963598A (zh) * | 2018-09-30 | 2020-04-07 | 中核四0四有限公司 | 一种用于铀转化碱性含氟废水的处理方法 |
CN110981010A (zh) * | 2019-12-13 | 2020-04-10 | 广东凤铝铝业有限公司 | 一种两步处理铝型材表面含氟废水的方法 |
CN111099706A (zh) * | 2019-12-12 | 2020-05-05 | 贵州振华电子信息产业技术研究有限公司 | 一种含酸性废液中钽的回收处理方法 |
CN111302522A (zh) * | 2019-11-04 | 2020-06-19 | 三峡大学 | 一种高效除污水中氟方法 |
CN112777703A (zh) * | 2020-12-31 | 2021-05-11 | 苏州博睿特环保科技有限公司 | 一种新型的除氟材料及其制备工艺 |
CN113716731A (zh) * | 2021-07-16 | 2021-11-30 | 森田新能源材料(张家港)有限公司 | 一种六氟磷酸锂工业废水钙处理工艺 |
CN113772707A (zh) * | 2021-09-29 | 2021-12-10 | 利尔化学股份有限公司 | 一种含氟氯化钾的处理方法 |
CN114262093A (zh) * | 2021-12-28 | 2022-04-01 | 华夏碧水环保科技有限公司 | 一种湿电子化学品废水的氟处理方法及综合处理方法 |
CN114477516A (zh) * | 2021-12-27 | 2022-05-13 | 哈德逊(苏州)水技术有限公司 | 一种氟化物废水的处理工艺 |
CN114505045A (zh) * | 2020-11-17 | 2022-05-17 | 核工业北京化工冶金研究院 | 一种酸性废水中氟的净化方法 |
CN115432791A (zh) * | 2022-09-03 | 2022-12-06 | 郑州楷润市政工程设计有限公司 | 一种水处理组合药剂及其纳滤浓水复合处理工艺 |
Families Citing this family (1)
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CN109179738A (zh) * | 2018-08-14 | 2019-01-11 | 锦洋高新材料股份有限公司 | 一种氟硅酸钠法制冰晶石母液中氟离子的处理方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101565254A (zh) * | 2009-05-11 | 2009-10-28 | 苏存章 | 铝氧化废水处理与中水回用技术 |
CN104496063A (zh) * | 2014-11-17 | 2015-04-08 | 中国石油集团东北炼化工程有限公司吉林设计院 | 一种废水除氟的方法 |
-
2015
- 2015-08-11 CN CN201510492618.9A patent/CN105084591B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101565254A (zh) * | 2009-05-11 | 2009-10-28 | 苏存章 | 铝氧化废水处理与中水回用技术 |
CN104496063A (zh) * | 2014-11-17 | 2015-04-08 | 中国石油集团东北炼化工程有限公司吉林设计院 | 一种废水除氟的方法 |
Cited By (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105836937A (zh) * | 2016-04-16 | 2016-08-10 | 四川师范大学 | 一种去除废水中氟化物的方法 |
CN105836937B (zh) * | 2016-04-16 | 2019-02-19 | 四川深蓝环保科技有限公司 | 一种去除废水中氟化物的方法 |
CN108862703A (zh) * | 2018-06-21 | 2018-11-23 | 湖南双晟科技信息咨询有限公司 | 一种含氟废水的深度处理方法 |
CN108947018A (zh) * | 2018-08-13 | 2018-12-07 | 宜兴市荣盛达环保有限公司 | 一种高浓度含氟废水处理工艺药剂复配方法 |
CN109019986A (zh) * | 2018-09-18 | 2018-12-18 | 青岛新美地能源科技有限公司 | 一种去除氟离子的方法 |
CN109019986B (zh) * | 2018-09-18 | 2022-01-18 | 青岛新美地能源科技有限公司 | 一种去除氟离子的方法 |
CN109336213A (zh) * | 2018-09-27 | 2019-02-15 | 中核四0四有限公司 | 一种用于uo2氢氟化尾气冷凝液的处理方法 |
CN110963598A (zh) * | 2018-09-30 | 2020-04-07 | 中核四0四有限公司 | 一种用于铀转化碱性含氟废水的处理方法 |
CN109368878A (zh) * | 2018-12-25 | 2019-02-22 | 上海纳米技术及应用国家工程研究中心有限公司 | 含氟废水二级沉淀和絮凝联用的处理方法 |
CN109553218A (zh) * | 2018-12-27 | 2019-04-02 | 中核四0四有限公司 | 一种用于铀转化含氟废水的处理方法 |
CN110127904A (zh) * | 2019-06-06 | 2019-08-16 | 北京环球中科水务科技有限公司 | 一种煤气化以及化肥厂含氟废水处理工艺 |
CN110252261A (zh) * | 2019-06-21 | 2019-09-20 | 南京信息工程大学 | 一种树脂基纳米羟基磷灰石复合材料、制备方法及在氟污染水体处理中的应用 |
CN110526493A (zh) * | 2019-08-06 | 2019-12-03 | 南京大学 | 一种含氟废水的组合处理工艺及设备 |
CN110803829A (zh) * | 2019-10-28 | 2020-02-18 | 广东凤铝铝业有限公司 | 一种铝型材表面处理含氟废水的处理方法 |
CN111302522A (zh) * | 2019-11-04 | 2020-06-19 | 三峡大学 | 一种高效除污水中氟方法 |
CN110845040A (zh) * | 2019-11-11 | 2020-02-28 | 广东风华新能源股份有限公司 | 锂离子电池电解液处理方法 |
CN111099706A (zh) * | 2019-12-12 | 2020-05-05 | 贵州振华电子信息产业技术研究有限公司 | 一种含酸性废液中钽的回收处理方法 |
CN110981010A (zh) * | 2019-12-13 | 2020-04-10 | 广东凤铝铝业有限公司 | 一种两步处理铝型材表面含氟废水的方法 |
CN114505045A (zh) * | 2020-11-17 | 2022-05-17 | 核工业北京化工冶金研究院 | 一种酸性废水中氟的净化方法 |
CN114505045B (zh) * | 2020-11-17 | 2023-11-28 | 核工业北京化工冶金研究院 | 一种酸性废水中氟的净化方法 |
CN112777703A (zh) * | 2020-12-31 | 2021-05-11 | 苏州博睿特环保科技有限公司 | 一种新型的除氟材料及其制备工艺 |
CN113716731A (zh) * | 2021-07-16 | 2021-11-30 | 森田新能源材料(张家港)有限公司 | 一种六氟磷酸锂工业废水钙处理工艺 |
CN113772707A (zh) * | 2021-09-29 | 2021-12-10 | 利尔化学股份有限公司 | 一种含氟氯化钾的处理方法 |
CN114477516A (zh) * | 2021-12-27 | 2022-05-13 | 哈德逊(苏州)水技术有限公司 | 一种氟化物废水的处理工艺 |
CN114262093A (zh) * | 2021-12-28 | 2022-04-01 | 华夏碧水环保科技有限公司 | 一种湿电子化学品废水的氟处理方法及综合处理方法 |
CN115432791A (zh) * | 2022-09-03 | 2022-12-06 | 郑州楷润市政工程设计有限公司 | 一种水处理组合药剂及其纳滤浓水复合处理工艺 |
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