CN107586747B - 一种复合生物制剂及其在修复多氯联苯污染土壤中的应用 - Google Patents
一种复合生物制剂及其在修复多氯联苯污染土壤中的应用 Download PDFInfo
- Publication number
- CN107586747B CN107586747B CN201711019504.8A CN201711019504A CN107586747B CN 107586747 B CN107586747 B CN 107586747B CN 201711019504 A CN201711019504 A CN 201711019504A CN 107586747 B CN107586747 B CN 107586747B
- Authority
- CN
- China
- Prior art keywords
- atcc
- strain
- carrier
- shewanella
- hours
- 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
- 150000003071 polychlorinated biphenyls Chemical group 0.000 title claims abstract description 31
- 239000003124 biologic agent Substances 0.000 title claims abstract description 21
- 239000002689 soil Substances 0.000 title claims description 38
- 238000005067 remediation Methods 0.000 title description 13
- 239000002131 composite material Substances 0.000 title description 9
- 241000194103 Bacillus pumilus Species 0.000 claims abstract description 18
- 241000588919 Citrobacter freundii Species 0.000 claims abstract description 18
- 241000589776 Pseudomonas putida Species 0.000 claims abstract description 18
- 241000190950 Rhodopseudomonas palustris Species 0.000 claims abstract description 18
- 241000863430 Shewanella Species 0.000 claims abstract description 18
- 150000001875 compounds Chemical class 0.000 claims abstract description 16
- 238000002360 preparation method Methods 0.000 claims abstract description 16
- 238000000855 fermentation Methods 0.000 claims description 36
- 230000004151 fermentation Effects 0.000 claims description 36
- 239000007788 liquid Substances 0.000 claims description 19
- 238000012258 culturing Methods 0.000 claims description 18
- 238000002156 mixing Methods 0.000 claims description 13
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 10
- 229910021536 Zeolite Inorganic materials 0.000 claims description 10
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 10
- 239000001963 growth medium Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 239000010457 zeolite Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000003213 activating effect Effects 0.000 claims description 6
- 238000011081 inoculation Methods 0.000 claims description 6
- 238000007873 sieving Methods 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 6
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 5
- 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 description 5
- 240000008042 Zea mays Species 0.000 claims description 5
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 5
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 5
- 239000001110 calcium chloride Substances 0.000 claims description 5
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 5
- 235000005822 corn Nutrition 0.000 claims description 5
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 claims description 5
- 239000011790 ferrous sulphate Substances 0.000 claims description 5
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 5
- 239000008103 glucose Substances 0.000 claims description 5
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 5
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 5
- 229940099596 manganese sulfate Drugs 0.000 claims description 5
- 239000011702 manganese sulphate Substances 0.000 claims description 5
- 235000007079 manganese sulphate Nutrition 0.000 claims description 5
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 claims description 5
- 229910000402 monopotassium phosphate Inorganic materials 0.000 claims description 5
- 235000019796 monopotassium phosphate Nutrition 0.000 claims description 5
- GNSKLFRGEWLPPA-UHFFFAOYSA-M potassium dihydrogen phosphate Chemical compound [K+].OP(O)([O-])=O GNSKLFRGEWLPPA-UHFFFAOYSA-M 0.000 claims description 5
- LWIHDJKSTIGBAC-UHFFFAOYSA-K potassium phosphate Substances [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- 239000002609 medium Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 3
- 238000009472 formulation Methods 0.000 claims 1
- 244000005700 microbiome Species 0.000 abstract description 12
- 230000015556 catabolic process Effects 0.000 abstract description 5
- 238000006731 degradation reaction Methods 0.000 abstract description 5
- 230000000052 comparative effect Effects 0.000 description 17
- HLQDGCWIOSOMDP-UHFFFAOYSA-N 2,3,4,5-tetrachlorobiphenyl Chemical group ClC1=C(Cl)C(Cl)=CC(C=2C=CC=CC=2)=C1Cl HLQDGCWIOSOMDP-UHFFFAOYSA-N 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 9
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 8
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 235000010290 biphenyl Nutrition 0.000 description 3
- 150000004074 biphenyls Chemical class 0.000 description 3
- 230000000593 degrading effect Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- UQMGJOKDKOLIDP-UHFFFAOYSA-N 3,3',4,4'-tetrachlorobiphenyl Chemical group C1=C(Cl)C(Cl)=CC=C1C1=CC=C(Cl)C(Cl)=C1 UQMGJOKDKOLIDP-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004817 gas chromatography Methods 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 239000002068 microbial inoculum Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- FKHIFSZMMVMEQY-UHFFFAOYSA-N talc Chemical compound [Mg+2].[O-][Si]([O-])=O FKHIFSZMMVMEQY-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000219 mutagenic Toxicity 0.000 description 1
- 230000003505 mutagenic effect Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 239000012286 potassium permanganate Substances 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000011218 seed culture Methods 0.000 description 1
- 238000003900 soil pollution Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 231100000378 teratogenic Toxicity 0.000 description 1
- 230000003390 teratogenic effect Effects 0.000 description 1
- 150000003613 toluenes Chemical class 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biotechnology (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- General Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biomedical Technology (AREA)
- Genetics & Genomics (AREA)
- Microbiology (AREA)
- Wood Science & Technology (AREA)
- Tropical Medicine & Parasitology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- Virology (AREA)
- Medicinal Chemistry (AREA)
- Molecular Biology (AREA)
- Mycology (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Fire-Extinguishing Compositions (AREA)
Abstract
Description
组别 | 实施例1组 | 对照例1 | 对照例2 | 对照例3 | 对照例4 | 对照例5 | 对照例6 |
48h四氯联苯mg/kg | 4.9 | 37.6 | 32.6 | 19.5 | 23.5 | 17.0 | 31.5 |
72h四氯联苯mg/kg | 0.8 | 11.7 | 9.4 | 7.2 | 10.6 | 6.9 | 15.5 |
Claims (3)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010278391.9A CN111235077B (zh) | 2017-10-27 | 2017-10-27 | 一种修复多氯联苯污染土壤的复合生物制剂 |
CN201711019504.8A CN107586747B (zh) | 2017-10-27 | 2017-10-27 | 一种复合生物制剂及其在修复多氯联苯污染土壤中的应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711019504.8A CN107586747B (zh) | 2017-10-27 | 2017-10-27 | 一种复合生物制剂及其在修复多氯联苯污染土壤中的应用 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010278391.9A Division CN111235077B (zh) | 2017-10-27 | 2017-10-27 | 一种修复多氯联苯污染土壤的复合生物制剂 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107586747A CN107586747A (zh) | 2018-01-16 |
CN107586747B true CN107586747B (zh) | 2020-09-22 |
Family
ID=61044361
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711019504.8A Active CN107586747B (zh) | 2017-10-27 | 2017-10-27 | 一种复合生物制剂及其在修复多氯联苯污染土壤中的应用 |
CN202010278391.9A Active CN111235077B (zh) | 2017-10-27 | 2017-10-27 | 一种修复多氯联苯污染土壤的复合生物制剂 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010278391.9A Active CN111235077B (zh) | 2017-10-27 | 2017-10-27 | 一种修复多氯联苯污染土壤的复合生物制剂 |
Country Status (1)
Country | Link |
---|---|
CN (2) | CN107586747B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108996707B (zh) * | 2018-08-17 | 2021-08-17 | 西北工业大学 | 一种多环芳烃生物修复剂、其制备方法及其应用 |
CN109536400B (zh) * | 2018-10-30 | 2021-12-31 | 山西大学 | 一种氧化石墨烯纳米复合材料固定的微生物复合制剂、制备方法及其在焦化废水中的应用 |
CN110720512B (zh) * | 2019-11-19 | 2022-04-15 | 江南大学 | Ccfm16在制备缓解自闭症和吸附多氯联苯的菌剂、食品或药物中的应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5368411A (en) * | 1992-08-20 | 1994-11-29 | Tuboscope Vetco International, Inc. | Method and apparatus for on the site cleaning of contaminated soil |
CN103215249A (zh) * | 2013-04-11 | 2013-07-24 | 同济大学 | 去除堆肥污泥中持久性有机污染物的生物膨胀石墨的制备方法 |
CN106001103A (zh) * | 2016-06-29 | 2016-10-12 | 惠州市东江园林工程有限公司 | 一种化工区土壤的生态修复方法 |
CN107282630A (zh) * | 2017-08-22 | 2017-10-24 | 南京工业大学 | 一种电极刺激微生物降解土壤中氯苯类有机物的方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105967340A (zh) * | 2016-06-28 | 2016-09-28 | 惠州市东江园林工程有限公司 | 一种富营养化河道水体的生态修复方法 |
CN107032505A (zh) * | 2017-05-24 | 2017-08-11 | 蒋瑞忠 | 用于修复含铅废水的复合菌剂 |
CN107142232A (zh) * | 2017-06-06 | 2017-09-08 | 临沂大学 | 一种复合微生物制剂及其在铅污染土壤中的应用 |
-
2017
- 2017-10-27 CN CN201711019504.8A patent/CN107586747B/zh active Active
- 2017-10-27 CN CN202010278391.9A patent/CN111235077B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5368411A (en) * | 1992-08-20 | 1994-11-29 | Tuboscope Vetco International, Inc. | Method and apparatus for on the site cleaning of contaminated soil |
CN103215249A (zh) * | 2013-04-11 | 2013-07-24 | 同济大学 | 去除堆肥污泥中持久性有机污染物的生物膨胀石墨的制备方法 |
CN106001103A (zh) * | 2016-06-29 | 2016-10-12 | 惠州市东江园林工程有限公司 | 一种化工区土壤的生态修复方法 |
CN107282630A (zh) * | 2017-08-22 | 2017-10-24 | 南京工业大学 | 一种电极刺激微生物降解土壤中氯苯类有机物的方法 |
Non-Patent Citations (1)
Title |
---|
固定化微生物技术修复多氯联苯污染土壤的应用前景;胡金星 等;《应用生态学报》;20141231;第25卷(第6期);1806-1814 * |
Also Published As
Publication number | Publication date |
---|---|
CN107586747A (zh) | 2018-01-16 |
CN111235077B (zh) | 2022-09-16 |
CN111235077A (zh) | 2020-06-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Wu et al. | Effect of compost amendment and bioaugmentation on PAH degradation and microbial community shifting in petroleum-contaminated soil | |
Liu et al. | Biodegradation of aged polycyclic aromatic hydrocarbons in agricultural soil by Paracoccus sp. LXC combined with humic acid and spent mushroom substrate | |
CN105478460A (zh) | 一种石油污染土壤的生物修复方法 | |
Huang et al. | Aerobic co-composting degradation of highly PCDD/F-contaminated field soil. A study of bacterial community | |
CN107586747B (zh) | 一种复合生物制剂及其在修复多氯联苯污染土壤中的应用 | |
CN105311952B (zh) | 一种微生物和酶协同处理甲醛的方法 | |
Zhang et al. | Removal of dimethachlon from soils using immobilized cells and enzymes of a novel potential degrader Providencia stuartii JD | |
CN106635861B (zh) | 一种耐盐的脱cod脱氮微生物菌剂及其制备方法 | |
CN104762288A (zh) | 一种蔗渣固定化组合菌及其在土壤多环芳烃菲污染修复中的应用 | |
CN107299066B (zh) | 一种含油污泥的微生物降解液的制备方法以及降解处理方法 | |
Long et al. | Degradation of polychlorinated biphenyls by sequential anaerobic–aerobic composting | |
Ouyang et al. | Integrating biochar and bacteria for sustainable remediation of metal-contaminated soils | |
CN105347480A (zh) | 一种应用生物炭促进生物还原硝基苯的方法 | |
Wang et al. | The influence of anaerobic dechlorination on the aerobic degradation of PCBs in e-waste-contaminated soils in an anaerobic-aerobic two-stage treatment | |
CN107617639B (zh) | 一种利用微生物和矿物质联合治理多氯联苯污染土壤的方法 | |
CN108723084B (zh) | 用于低温土壤修复的微生物制剂及其制备方法和应用 | |
CN112280563B (zh) | 一种解磷菌矿化调理剂及其制备方法和重金属污染土壤的修复改良方法 | |
JP2002018480A (ja) | 難分解性物質で汚染された水の浄化法 | |
US11141764B2 (en) | Method for remediation of contaminated lands | |
Raza et al. | Soil microorganisms and nematodes for bioremediation and amelioration of polluted soils | |
Ping et al. | Characterization and application of a newly isolated pyrene-degrading bacterium, Pseudomonas monteilii | |
CN108707562B (zh) | 用于修复三氮污染土壤的微生物制剂及其制备方法和应用 | |
CN107099299B (zh) | 一种用于修复土壤砷污染的微生物制剂 | |
Sharma et al. | Investigation on synergetic strategy for the rejuvenation of Cr (VI) contaminated soil using biochar-immobilized bacteria and cyanobacteria consortia | |
CN112676331A (zh) | 一种化学-微生物协同修复有机污染土壤的方法 |
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: 20200826 Address after: 226000 Building No. 388 Yongxing Avenue, Gangzhao District, Nantong City, Jiangsu Province Applicant after: Jiangsu chengran Environmental Restoration Engineering Co.,Ltd. Address before: Xiang Double Happiness Fuyang District source Lake Village of Hangzhou city in Zhejiang province 311400 (Hangzhou Fuyang Futeng Ecological Agriculture Development Co., Ltd.) Applicant before: Qiu Zhengrong |
|
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 compound biological agent and its application in repairing soil polluted by polychlorinated biphenyls Effective date of registration: 20220309 Granted publication date: 20200922 Pledgee: Bank of China Limited Nantong Gangzha sub branch Pledgor: Jiangsu chengran Environmental Restoration Engineering Co.,Ltd. Registration number: Y2022980002368 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230605 Granted publication date: 20200922 Pledgee: Bank of China Limited Nantong Gangzha sub branch Pledgor: Jiangsu chengran Environmental Restoration Engineering Co.,Ltd. Registration number: Y2022980002368 |
|
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 composite biological agent and its application in the remediation of polychlorinated biphenyl contaminated soil Effective date of registration: 20230611 Granted publication date: 20200922 Pledgee: Bank of China Limited Nantong Gangzha sub branch Pledgor: Jiangsu chengran Environmental Restoration Engineering Co.,Ltd. Registration number: Y2023980043505 |