CN108384556B - 一种可降解固沙剂的制备方法 - Google Patents
一种可降解固沙剂的制备方法 Download PDFInfo
- Publication number
- CN108384556B CN108384556B CN201810310132.2A CN201810310132A CN108384556B CN 108384556 B CN108384556 B CN 108384556B CN 201810310132 A CN201810310132 A CN 201810310132A CN 108384556 B CN108384556 B CN 108384556B
- Authority
- CN
- China
- Prior art keywords
- parts
- collecting
- weight
- residues
- particles
- 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.)
- Active
Links
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 37
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 239000004576 sand Substances 0.000 title abstract description 45
- 239000002245 particle Substances 0.000 claims abstract description 63
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000002156 mixing Methods 0.000 claims abstract description 56
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims abstract description 40
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000003054 catalyst Substances 0.000 claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 241000219357 Cactaceae Species 0.000 claims abstract description 22
- 238000001914 filtration Methods 0.000 claims abstract description 22
- 239000002689 soil Substances 0.000 claims abstract description 21
- 238000003756 stirring Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 17
- JJTUDXZGHPGLLC-IMJSIDKUSA-N 4511-42-6 Chemical compound C[C@@H]1OC(=O)[C@H](C)OC1=O JJTUDXZGHPGLLC-IMJSIDKUSA-N 0.000 claims abstract description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 14
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims abstract description 14
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims abstract description 14
- OKKRPWIIYQTPQF-UHFFFAOYSA-N Trimethylolpropane trimethacrylate Chemical compound CC(=C)C(=O)OCC(CC)(COC(=O)C(C)=C)COC(=O)C(C)=C OKKRPWIIYQTPQF-UHFFFAOYSA-N 0.000 claims abstract description 14
- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 239000012975 dibutyltin dilaurate Substances 0.000 claims abstract description 14
- 239000008103 glucose Substances 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000003415 peat Substances 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000011541 reaction mixture Substances 0.000 claims abstract description 7
- 238000002390 rotary evaporation Methods 0.000 claims abstract description 7
- 239000000126 substance Substances 0.000 claims description 27
- 239000000706 filtrate Substances 0.000 claims description 25
- 229920002494 Zein Polymers 0.000 claims description 19
- 239000005019 zein Substances 0.000 claims description 19
- 229940093612 zein Drugs 0.000 claims description 19
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 238000004108 freeze drying Methods 0.000 claims description 12
- 238000001694 spray drying Methods 0.000 claims description 12
- 238000000855 fermentation Methods 0.000 claims description 11
- 230000004151 fermentation Effects 0.000 claims description 11
- 239000000047 product Substances 0.000 claims description 11
- 239000003864 humus Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000007873 sieving Methods 0.000 claims description 8
- 239000000440 bentonite Substances 0.000 claims description 7
- 229910000278 bentonite Inorganic materials 0.000 claims description 7
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000001888 Peptone Substances 0.000 claims description 6
- 108010080698 Peptones Proteins 0.000 claims description 6
- 238000000498 ball milling Methods 0.000 claims description 6
- 229940041514 candida albicans extract Drugs 0.000 claims description 6
- 239000012065 filter cake Substances 0.000 claims description 6
- 230000010355 oscillation Effects 0.000 claims description 6
- 235000019319 peptone Nutrition 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 239000012138 yeast extract Substances 0.000 claims description 6
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims description 5
- 229910000423 chromium oxide Inorganic materials 0.000 claims description 5
- 229910052580 B4C Inorganic materials 0.000 claims description 4
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims description 4
- 238000001354 calcination Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 230000000813 microbial effect Effects 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229920000620 organic polymer Polymers 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 240000006677 Vicia faba Species 0.000 description 3
- 235000010749 Vicia faba Nutrition 0.000 description 3
- 235000002098 Vicia faba var. major Nutrition 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 206010016807 Fluid retention Diseases 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 241001464837 Viridiplantae Species 0.000 description 1
- 230000003187 abdominal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000012010 growth Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000011115 styrene butadiene Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K17/00—Soil-conditioning materials or soil-stabilising materials
- C09K17/40—Soil-conditioning materials or soil-stabilising materials containing mixtures of inorganic and organic compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3203—Polyhydroxy compounds
- C08G18/3206—Polyhydroxy compounds aliphatic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3271—Hydroxyamines
- C08G18/3278—Hydroxyamines containing at least three hydroxy groups
- C08G18/3281—Hydroxyamines containing at least three hydroxy groups containing three hydroxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/67—Unsaturated compounds having active hydrogen
- C08G18/675—Low-molecular-weight compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2105/00—Erosion prevention
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Soil Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Fertilizers (AREA)
- Cultivation Of Plants (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810310132.2A CN108384556B (zh) | 2018-04-09 | 2018-04-09 | 一种可降解固沙剂的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810310132.2A CN108384556B (zh) | 2018-04-09 | 2018-04-09 | 一种可降解固沙剂的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108384556A CN108384556A (zh) | 2018-08-10 |
CN108384556B true CN108384556B (zh) | 2021-07-02 |
Family
ID=63073544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810310132.2A Active CN108384556B (zh) | 2018-04-09 | 2018-04-09 | 一种可降解固沙剂的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108384556B (zh) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5404703B2 (ja) * | 2010-07-16 | 2014-02-05 | 株式会社東旺 | コートの製造方法およびコート |
CN102226088B (zh) * | 2011-04-27 | 2013-03-06 | 南京大学 | 一种聚氨酯型生态固沙剂及其制备方法 |
CN102379175B (zh) * | 2011-11-02 | 2013-07-10 | 西北师范大学 | 营养型粘土植草固沙装置 |
CN102504757B (zh) * | 2011-11-29 | 2013-05-01 | 南开大学 | 一种生物环保型粘结剂及其制备方法 |
CN102656971B (zh) * | 2012-04-13 | 2015-01-28 | 郝国成 | 一种膨润土生产沙地改良剂的方法及应用 |
CN103289017B (zh) * | 2013-06-26 | 2016-04-13 | 西北师范大学 | 一种多功能黏土基固沙剂的制备方法 |
CN107459622B (zh) * | 2017-06-02 | 2020-10-20 | 西南石油大学 | 一种新型环保高分子固沙剂及其制备方法 |
-
2018
- 2018-04-09 CN CN201810310132.2A patent/CN108384556B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
CN108384556A (zh) | 2018-08-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN114507531B (zh) | 一种茶园酸性土壤改良剂及改良工艺 | |
CN110066203A (zh) | 一种葛藤生物炭土壤改良剂及其制备方法 | |
CN113861991B (zh) | 利用餐厨废弃物制得的建筑渣土改良剂、改良建筑渣土的制备方法及应用 | |
CN104119190A (zh) | 煤矸石压缩营养土的生产方法 | |
CN111919709A (zh) | 一种含有植物促生菌的牛粪基础载体栽培基质及制备方法 | |
CN111377780A (zh) | 一种天然钠基膨润土土壤改良剂及其制备方法 | |
CN107266196A (zh) | 一种秸秆炭化还田土壤改良剂及制备方法 | |
CN113651654A (zh) | 一种滨海盐渍土壤专用复混肥及其制备方法 | |
CN108384556B (zh) | 一种可降解固沙剂的制备方法 | |
WO2024032339A1 (zh) | 一种果园基肥的制备方法及其施用方法 | |
CN107815050B (zh) | 一种生物可降解薄膜、其制备方法和包含其的地膜 | |
CN113698256A (zh) | 一种甘蔗叶快腐还田的方法 | |
CN110622642A (zh) | 一种专业用于修复板结土壤的方法 | |
CN114874043A (zh) | 一种改善盐碱地的复合生物有机肥及其制备方法 | |
CN109315268B (zh) | 一种移植用植物营养土的制备方法 | |
CN109362529B (zh) | 应用于矿山高边坡的防护材料 | |
CN111670779A (zh) | 一种香蕉组培苗改良基质及其制备方法与应用 | |
CN112028714A (zh) | 一种荒漠化土壤活性营养修复剂及其制作方法 | |
CN113337296A (zh) | 一种用纳米碳材料制备盐碱地改良剂的方法 | |
CN107021821B (zh) | 一种腐殖酸胶囊结构营养防冻多元缓释微肥及其制备方法 | |
CN111116272A (zh) | 一种减少设施蔬菜地土壤中硝态氮残留的土壤调理剂及其制备方法 | |
CN110606636A (zh) | 一种城镇脱水污泥自然土地利用处理处置方法 | |
CN112457114B (zh) | 一种半焦液体地膜及其制备方法 | |
CN115353888B (zh) | 一种盐渍化耕地功能型保水剂及其制备方法与应用 | |
AU2020101916A4 (en) | Reclamation method of abandoned coal storage yard |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for 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: 20210616 Address after: 318000 2-11 Jiaojiang street, Baiyun Street, Jiaojiang District, Taizhou, Zhejiang Applicant after: Sun Meiling Address before: 213000 Room 702, Unit B, 23 Yulong Bay Garden, Xinbei District, Changzhou City, Jiangsu Province Applicant before: Wang Jingshuo |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240517 Address after: No. 2-3, Jiahua Industrial Park, No. 108, Jianshi South Road, Shijiazhuang Recycling Chemical Industry Park, Hebei Province, 050000 Patentee after: Shijiazhuang Lanniu Technology Co.,Ltd. Country or region after: China Address before: 318000 2-11 Jiaojiang street, Baiyun Street, Jiaojiang District, Taizhou, Zhejiang Patentee before: Sun Meiling Country or region before: China |