CN106006823A - 一种基于木薯渣的印染废水处理剂 - Google Patents
一种基于木薯渣的印染废水处理剂 Download PDFInfo
- Publication number
- CN106006823A CN106006823A CN201610588960.3A CN201610588960A CN106006823A CN 106006823 A CN106006823 A CN 106006823A CN 201610588960 A CN201610588960 A CN 201610588960A CN 106006823 A CN106006823 A CN 106006823A
- Authority
- CN
- China
- Prior art keywords
- parts
- kaolin
- reactor
- dyeing
- barium
- 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
- 238000004043 dyeing Methods 0.000 title claims abstract description 23
- 238000007639 printing Methods 0.000 title claims abstract description 13
- 238000004065 wastewater treatment Methods 0.000 title abstract 3
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 19
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 19
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 159000000009 barium salts Chemical class 0.000 claims abstract description 7
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 claims abstract description 6
- 235000010261 calcium sulphite Nutrition 0.000 claims abstract description 6
- 239000000741 silica gel Substances 0.000 claims abstract description 6
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 6
- 239000005720 sucrose Substances 0.000 claims abstract description 6
- 239000002351 wastewater Substances 0.000 claims description 24
- JRMAQQQTXDJDNC-UHFFFAOYSA-M 2-ethoxy-2-oxoacetate Chemical compound CCOC(=O)C([O-])=O JRMAQQQTXDJDNC-UHFFFAOYSA-M 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 240000003183 Manihot esculenta Species 0.000 claims description 15
- 239000002699 waste material Substances 0.000 claims description 15
- 238000002156 mixing Methods 0.000 claims description 10
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 5
- 238000011049 filling Methods 0.000 claims description 5
- 239000012467 final product Substances 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 3
- WDIHJSXYQDMJHN-UHFFFAOYSA-L barium chloride Chemical compound [Cl-].[Cl-].[Ba+2] WDIHJSXYQDMJHN-UHFFFAOYSA-L 0.000 claims description 3
- 229910001626 barium chloride Inorganic materials 0.000 claims description 3
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 claims description 3
- 229910001863 barium hydroxide Inorganic materials 0.000 claims description 3
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Inorganic materials [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 3
- CSSYLTMKCUORDA-UHFFFAOYSA-N barium(2+);oxygen(2-) Chemical compound [O-2].[Ba+2] CSSYLTMKCUORDA-UHFFFAOYSA-N 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 3
- 235000014692 zinc oxide Nutrition 0.000 claims description 3
- 239000011787 zinc oxide Substances 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 2
- 229920002125 Sokalan® Polymers 0.000 claims description 2
- 239000004584 polyacrylic acid Substances 0.000 claims description 2
- 239000011734 sodium Substances 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 abstract description 13
- 239000010865 sewage Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 abstract description 4
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 abstract description 4
- 238000001556 precipitation Methods 0.000 abstract description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- 241000658379 Manihot esculenta subsp. esculenta Species 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 238000005054 agglomeration Methods 0.000 abstract 1
- 230000002776 aggregation Effects 0.000 abstract 1
- 239000003344 environmental pollutant Substances 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
- 231100000719 pollutant Toxicity 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 8
- 239000000975 dye Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- -1 amine compound Chemical class 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910017053 inorganic salt Inorganic materials 0.000 description 1
- HWSZZLVAJGOAAY-UHFFFAOYSA-L lead(II) chloride Chemical compound Cl[Pb]Cl HWSZZLVAJGOAAY-UHFFFAOYSA-L 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/286—Treatment of water, waste water, or sewage by sorption using natural organic sorbents or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/30—Nature of the water, waste water, sewage or sludge to be treated from the textile industry
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Sorption (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610588960.3A CN106006823B (zh) | 2016-07-25 | 2016-07-25 | 一种基于木薯渣的印染废水处理剂 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610588960.3A CN106006823B (zh) | 2016-07-25 | 2016-07-25 | 一种基于木薯渣的印染废水处理剂 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106006823A true CN106006823A (zh) | 2016-10-12 |
CN106006823B CN106006823B (zh) | 2019-06-28 |
Family
ID=57116388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610588960.3A Active CN106006823B (zh) | 2016-07-25 | 2016-07-25 | 一种基于木薯渣的印染废水处理剂 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106006823B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106315716A (zh) * | 2016-11-24 | 2017-01-11 | 刘可 | 一种纺织废水处理剂及其制备方法和应用 |
CN106495247A (zh) * | 2016-11-24 | 2017-03-15 | 刘可 | 一种煤矿污水处理剂及其制备方法和应用 |
CN107840463A (zh) * | 2017-12-19 | 2018-03-27 | 安徽仁维环保工程科技有限公司 | 一种污水处理剂及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6716366B2 (en) * | 1999-09-30 | 2004-04-06 | Maxichem Inc. | Chemical composition for treatment of nitrate and odors from water streams and process wastewater treatment |
CN101481435A (zh) * | 2009-02-11 | 2009-07-15 | 南京威尔化工有限公司 | 自分散耐盐型丙烯酸高吸水性树脂的制备方法 |
CN102764635A (zh) * | 2012-08-10 | 2012-11-07 | 广西师范大学 | 木薯秸杆/木薯渣制备季胺盐阳离子型吸附剂的方法及应用 |
CN104193013A (zh) * | 2014-09-16 | 2014-12-10 | 张苑 | 一种利用甘蔗渣制备水质改良剂的方法 |
CN104773932A (zh) * | 2015-03-20 | 2015-07-15 | 唐玉朝 | 一种木薯渣复合重金属固化剂及其制备方法 |
-
2016
- 2016-07-25 CN CN201610588960.3A patent/CN106006823B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6716366B2 (en) * | 1999-09-30 | 2004-04-06 | Maxichem Inc. | Chemical composition for treatment of nitrate and odors from water streams and process wastewater treatment |
CN101481435A (zh) * | 2009-02-11 | 2009-07-15 | 南京威尔化工有限公司 | 自分散耐盐型丙烯酸高吸水性树脂的制备方法 |
CN102764635A (zh) * | 2012-08-10 | 2012-11-07 | 广西师范大学 | 木薯秸杆/木薯渣制备季胺盐阳离子型吸附剂的方法及应用 |
CN104193013A (zh) * | 2014-09-16 | 2014-12-10 | 张苑 | 一种利用甘蔗渣制备水质改良剂的方法 |
CN104773932A (zh) * | 2015-03-20 | 2015-07-15 | 唐玉朝 | 一种木薯渣复合重金属固化剂及其制备方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106315716A (zh) * | 2016-11-24 | 2017-01-11 | 刘可 | 一种纺织废水处理剂及其制备方法和应用 |
CN106495247A (zh) * | 2016-11-24 | 2017-03-15 | 刘可 | 一种煤矿污水处理剂及其制备方法和应用 |
CN107840463A (zh) * | 2017-12-19 | 2018-03-27 | 安徽仁维环保工程科技有限公司 | 一种污水处理剂及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN106006823B (zh) | 2019-06-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN100494098C (zh) | 芬顿与气浮一体化水处理方法 | |
CN103304054B (zh) | 一种印染废水的处理方法 | |
CN106006795B (zh) | 一种蔗渣膨润土高岭土复合型的废水处理剂 | |
CN102659221A (zh) | 用于废水处理的电催化氧化材料及制备方法和应用 | |
CN111018288A (zh) | 一种钻井废弃泥浆集中处理方法 | |
CN106745467A (zh) | 一种复配净水剂及其组分制备和水质净化方法 | |
CN106006823A (zh) | 一种基于木薯渣的印染废水处理剂 | |
CN107381892A (zh) | 一种高浓度氨氮废水的处理工艺 | |
CN104478055B (zh) | 污水处理复合剂、其制备方法和应用方法 | |
CN108439566A (zh) | 一种矿山污水絮凝剂及其制备方法 | |
CN104709996A (zh) | 一种同时处理六价铬废水和有机染料废水的方法 | |
CN109879386A (zh) | 一种食品工业废水处理工艺 | |
CN106006902A (zh) | 一种蔗渣膨润土复合型废水处理剂 | |
CN108585276A (zh) | 一种河道污水处理方法 | |
CN106430714A (zh) | 一种用于农药废水深度处理的方法 | |
CN109896659A (zh) | 一种复合絮凝剂及处理印染废水的方法 | |
CN107381869A (zh) | 一种处理亚甲基蓝废水的方法 | |
CN106745358A (zh) | 一种重金属污水处理剂及其制备方法 | |
CN204058132U (zh) | 一种预处理高磷废水去除总磷的工艺系统 | |
CN1110254A (zh) | 一种复合污水絮凝剂的制备及应用 | |
CN104556540B (zh) | 一种含硒废水的处理方法 | |
CN109734220A (zh) | 一种基于微电解法处理碱性品绿废水的工艺 | |
CN106116022B (zh) | 一种含有重金属的酸性废水中的氨氮处理方法 | |
CN107487952A (zh) | 一种含黄药残留选矿废水的联合处理方法 | |
CN108503007A (zh) | 一种水体除砷材料及其在含砷废水处理中的应用 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190527 Address after: 261000 Zhucheng Economic Development Zone, Weifang City, Shandong Province (east of the north section of Heping North Street) Applicant after: Zhucheng Yichang Textile Printing and Dyeing Co.,Ltd. Address before: Room 1712, Building 2, Hangyang International City, 131 Minority Avenue, Qingxiu District, Nanning City, Guangxi Zhuang Autonomous Region Applicant before: GUANGXI NANNING XUXI TECHNOLOGY Co.,Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A printing and dyeing wastewater treatment agent based on cassava residue Effective date of registration: 20231122 Granted publication date: 20190628 Pledgee: Shandong Zhucheng rural commercial bank Limited by Share Ltd. Pledgor: Zhucheng Yichang Textile Printing and Dyeing Co.,Ltd. Registration number: Y2023980067120 |