CN103613182A - 一种重金属高聚絮凝剂及其应用 - Google Patents
一种重金属高聚絮凝剂及其应用 Download PDFInfo
- Publication number
- CN103613182A CN103613182A CN201310669958.5A CN201310669958A CN103613182A CN 103613182 A CN103613182 A CN 103613182A CN 201310669958 A CN201310669958 A CN 201310669958A CN 103613182 A CN103613182 A CN 103613182A
- Authority
- CN
- China
- Prior art keywords
- heavy metal
- waste water
- flocculation agent
- solution
- heavy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 46
- 239000002351 wastewater Substances 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000005189 flocculation Methods 0.000 claims abstract description 18
- 230000016615 flocculation Effects 0.000 claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 15
- GQOKIYDTHHZSCJ-UHFFFAOYSA-M dimethyl-bis(prop-2-enyl)azanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC=C GQOKIYDTHHZSCJ-UHFFFAOYSA-M 0.000 claims abstract description 13
- 238000003723 Smelting Methods 0.000 claims abstract description 10
- 238000002156 mixing Methods 0.000 claims abstract description 7
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims abstract description 6
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims abstract description 6
- 239000000243 solution Substances 0.000 claims description 34
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 28
- 238000003756 stirring Methods 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 10
- 238000004062 sedimentation Methods 0.000 claims description 10
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 229920000642 polymer Polymers 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 7
- 239000008394 flocculating agent Substances 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 230000032683 aging Effects 0.000 claims description 5
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 3
- 238000005065 mining Methods 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 21
- 230000008569 process Effects 0.000 abstract description 9
- 238000004065 wastewater treatment Methods 0.000 abstract description 7
- 239000010814 metallic waste Substances 0.000 abstract description 2
- 230000008021 deposition Effects 0.000 abstract 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 239000010812 mixed waste Substances 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 239000011701 zinc Substances 0.000 description 6
- 229910052785 arsenic Inorganic materials 0.000 description 5
- 229910052793 cadmium Inorganic materials 0.000 description 5
- 239000000701 coagulant Substances 0.000 description 5
- 239000010786 composite waste Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 5
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 239000006228 supernatant Substances 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000004115 Sodium Silicate Substances 0.000 description 3
- 230000004913 activation Effects 0.000 description 3
- 230000003311 flocculating effect Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 229910052911 sodium silicate Inorganic materials 0.000 description 3
- 239000005995 Aluminium silicate Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229940037003 alum Drugs 0.000 description 2
- PZZYQPZGQPZBDN-UHFFFAOYSA-N aluminium silicate Chemical compound O=[Al]O[Si](=O)O[Al]=O PZZYQPZGQPZBDN-UHFFFAOYSA-N 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 235000019353 potassium silicate Nutrition 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- -1 As:9.5mg/L Substances 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310669958.5A CN103613182B (zh) | 2013-12-10 | 2013-12-10 | 一种重金属高聚絮凝剂及其应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310669958.5A CN103613182B (zh) | 2013-12-10 | 2013-12-10 | 一种重金属高聚絮凝剂及其应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103613182A true CN103613182A (zh) | 2014-03-05 |
CN103613182B CN103613182B (zh) | 2015-12-02 |
Family
ID=50163912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310669958.5A Active CN103613182B (zh) | 2013-12-10 | 2013-12-10 | 一种重金属高聚絮凝剂及其应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103613182B (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105036269A (zh) * | 2015-06-27 | 2015-11-11 | 李宏亮 | 一种多效水处理剂及其制备方法和水处理方法 |
CN105036270A (zh) * | 2015-06-27 | 2015-11-11 | 李宏亮 | 一种快速絮凝用水处理剂及其制备方法和水处理方法 |
CN105293774A (zh) * | 2015-11-18 | 2016-02-03 | 金川集团股份有限公司 | 一种提高废液中贵金属回收率的方法 |
CN105688822A (zh) * | 2016-01-26 | 2016-06-22 | 苏州能华节能环保科技有限公司 | 一种水处理砷吸附剂及其制备方法 |
CN106277460A (zh) * | 2016-09-06 | 2017-01-04 | 常州大学 | 一种含铊废水处理装置 |
CN106430508A (zh) * | 2016-11-21 | 2017-02-22 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种酸性沉钒废水的净化剂及其生产方法和应用 |
CN109319900A (zh) * | 2018-11-21 | 2019-02-12 | 上海纳米技术及应用国家工程研究中心有限公司 | 无机-有机复合絮凝剂的制备方法及其产品和应用 |
CN110655156A (zh) * | 2019-10-18 | 2020-01-07 | 上海霖动环保科技有限公司 | 催化烟气脱硫废水絮凝剂及其制备方法 |
CN114684900A (zh) * | 2020-12-31 | 2022-07-01 | 中国石油化工股份有限公司 | 一种杂化混凝剂及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06182351A (ja) * | 1992-12-21 | 1994-07-05 | Toagosei Chem Ind Co Ltd | 古紙再生廃水の処理方法 |
CN102336458A (zh) * | 2011-08-29 | 2012-02-01 | 成应向 | 一种重金属高聚絮凝剂及其制备和应用方法 |
CN102583817A (zh) * | 2012-02-02 | 2012-07-18 | 南京大学 | 一种印染尾水深度处理回用工艺 |
CN102775021A (zh) * | 2012-07-25 | 2012-11-14 | 华南理工大学 | 一种高浓度磷污水的深度处理和磷回收利用的方法 |
CN102897882A (zh) * | 2012-10-18 | 2013-01-30 | 江汉大学 | 聚硅酸铝铁絮凝剂及其在低温低浊度水净化中的应用 |
-
2013
- 2013-12-10 CN CN201310669958.5A patent/CN103613182B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06182351A (ja) * | 1992-12-21 | 1994-07-05 | Toagosei Chem Ind Co Ltd | 古紙再生廃水の処理方法 |
CN102336458A (zh) * | 2011-08-29 | 2012-02-01 | 成应向 | 一种重金属高聚絮凝剂及其制备和应用方法 |
CN102583817A (zh) * | 2012-02-02 | 2012-07-18 | 南京大学 | 一种印染尾水深度处理回用工艺 |
CN102775021A (zh) * | 2012-07-25 | 2012-11-14 | 华南理工大学 | 一种高浓度磷污水的深度处理和磷回收利用的方法 |
CN102897882A (zh) * | 2012-10-18 | 2013-01-30 | 江汉大学 | 聚硅酸铝铁絮凝剂及其在低温低浊度水净化中的应用 |
Non-Patent Citations (4)
Title |
---|
张锐等: "PSAF-PDMDAAC复合絮凝剂的制备与性能", 《大连工业大学学报》 * |
朱小丽: "聚硅酸的稳定性及聚硅酸金属盐复合絮凝剂的研究", 《中国优秀硕士学位论文全文数据库(工程科技Ⅰ辑)》 * |
栾兆坤: "聚铝铁硅絮凝剂的合成方法及其混凝效能", 《环境化学》 * |
王成金等: "聚硅酸铝铁絮凝剂研究进展", 《四川环境》 * |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107487821A (zh) * | 2015-06-27 | 2017-12-19 | 合肥龙精灵信息技术有限公司 | 一种多效水处理剂及其制备方法和水处理方法 |
CN105036269A (zh) * | 2015-06-27 | 2015-11-11 | 李宏亮 | 一种多效水处理剂及其制备方法和水处理方法 |
CN107337297A (zh) * | 2015-06-27 | 2017-11-10 | 合肥龙精灵信息技术有限公司 | 一种多效水处理剂及其制备方法和水处理方法 |
CN105036270B (zh) * | 2015-06-27 | 2017-12-05 | 东营国安化工有限公司 | 一种快速絮凝用水处理剂及其制备方法和水处理方法 |
CN105036270A (zh) * | 2015-06-27 | 2015-11-11 | 李宏亮 | 一种快速絮凝用水处理剂及其制备方法和水处理方法 |
CN105036269B (zh) * | 2015-06-27 | 2017-09-29 | 安徽黄河水处理科技股份有限公司 | 一种多效水处理剂及其制备方法和水处理方法 |
CN107265530A (zh) * | 2015-06-27 | 2017-10-20 | 合肥龙精灵信息技术有限公司 | 一种多效水处理剂及其制备方法和水处理方法 |
CN107265529A (zh) * | 2015-06-27 | 2017-10-20 | 合肥龙精灵信息技术有限公司 | 一种多效水处理剂及其制备方法和水处理方法 |
CN107487820A (zh) * | 2015-06-27 | 2017-12-19 | 合肥龙精灵信息技术有限公司 | 一种多效水处理剂及其制备方法和水处理方法 |
CN105293774A (zh) * | 2015-11-18 | 2016-02-03 | 金川集团股份有限公司 | 一种提高废液中贵金属回收率的方法 |
CN105688822A (zh) * | 2016-01-26 | 2016-06-22 | 苏州能华节能环保科技有限公司 | 一种水处理砷吸附剂及其制备方法 |
CN106277460A (zh) * | 2016-09-06 | 2017-01-04 | 常州大学 | 一种含铊废水处理装置 |
CN106430508A (zh) * | 2016-11-21 | 2017-02-22 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种酸性沉钒废水的净化剂及其生产方法和应用 |
CN106430508B (zh) * | 2016-11-21 | 2019-08-30 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种酸性沉钒废水的净化剂及其生产方法和应用 |
CN109319900A (zh) * | 2018-11-21 | 2019-02-12 | 上海纳米技术及应用国家工程研究中心有限公司 | 无机-有机复合絮凝剂的制备方法及其产品和应用 |
CN109319900B (zh) * | 2018-11-21 | 2021-09-21 | 上海纳米技术及应用国家工程研究中心有限公司 | 无机-有机复合絮凝剂的制备方法及其产品和应用 |
CN110655156A (zh) * | 2019-10-18 | 2020-01-07 | 上海霖动环保科技有限公司 | 催化烟气脱硫废水絮凝剂及其制备方法 |
CN114684900A (zh) * | 2020-12-31 | 2022-07-01 | 中国石油化工股份有限公司 | 一种杂化混凝剂及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103613182B (zh) | 2015-12-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103613182B (zh) | 一种重金属高聚絮凝剂及其应用 | |
Gan et al. | Antimony (Sb) pollution control by coagulation and membrane filtration in water/wastewater treatment: A comprehensive review | |
CN102730885B (zh) | 一种多金属矿选矿废水高效絮凝沉淀净化方法 | |
CN103342410B (zh) | 一种强化零价铁除砷的水处理方法 | |
CN102010045B (zh) | 一种含钛聚硅酸金属盐絮凝剂的制备方法 | |
CN105417787B (zh) | 一种综合电镀废水的处理方法 | |
CN105384201A (zh) | 一种用于处理重金属污水的处理剂和其制备方法及应用 | |
CN104445095A (zh) | 一种冶炼污酸净化的方法 | |
CN103274509A (zh) | 一种吸附重金属离子的复合絮凝剂的制备方法及其产品 | |
CN102464810A (zh) | 用于废水处理的羟基磷灰石-壳聚糖复合材料及其制备方法 | |
CN105293603A (zh) | 一种重金属污水处理药剂及其处理方法 | |
CN103754952B (zh) | 一种同步去除废水中重金属的铁基材料制备方法及应用 | |
CN104085969A (zh) | 利用废酸制取复合型多元絮凝剂聚合硅酸氯化硫酸铝铁的方法 | |
CN106145451A (zh) | 一种含铊废水的处理方法 | |
CN104258816A (zh) | 一种用于废水处理的磁性剥离型蒙脱土纳米复合材料的制备方法 | |
CN101948195B (zh) | 一种用四价铈进行水处理的方法 | |
CN113401996A (zh) | 一种水处理除氟药剂及其制备方法 | |
CN106336038A (zh) | 一种含重金属污染废水的处理方法 | |
CN102260029B (zh) | 一种利用铝合金污泥制备多元共聚双酸净水剂的方法 | |
CN112158932B (zh) | 一种磁性零价铁聚合氯化铝复合絮凝剂及其制备方法和应用 | |
CN102976518A (zh) | 同时净化电镀废水、印染废水和化工有机废水的方法 | |
CN112159025A (zh) | 一种含六价铬废水的处理方法及其应用 | |
CN102897884A (zh) | 一种复合絮凝剂及其制备和在处理印染废水中的应用 | |
CN103482793A (zh) | 一种污酸综合利用方法 | |
CN102336458A (zh) | 一种重金属高聚絮凝剂及其制备和应用方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Xu Youze Inventor after: Song Weilong Inventor after: Cheng Yingxiang Inventor after: Tang Bin Inventor after: Li Erping Inventor after: Zhong Zhenyu Inventor after: Fu Guangyi Inventor after: Qiu Yaqun Inventor before: Cheng Yingxiang Inventor before: Song Weilong Inventor before: Xu Youze Inventor before: Tang Bin Inventor before: Li Erping Inventor before: Zhong Zhenyu Inventor before: Fu Guangyi Inventor before: Qiu Yaqun |
|
COR | Change of bibliographic data | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20151104 Address after: 410004 Hunan province Changsha town kyu Road No. 12 Applicant after: Hunan Research Academy of Environmental Sciences Address before: 410004 Hunan province Changsha town kyu Road No. 12 Applicant before: Cheng Yingxiang |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |