DK167754B1 - Fremgangsmaade til forbedret adskillelse af klaringsvaeske fra biomasse ved biologisk spildevandsrensning - Google Patents
Fremgangsmaade til forbedret adskillelse af klaringsvaeske fra biomasse ved biologisk spildevandsrensning Download PDFInfo
- Publication number
- DK167754B1 DK167754B1 DK348086A DK348086A DK167754B1 DK 167754 B1 DK167754 B1 DK 167754B1 DK 348086 A DK348086 A DK 348086A DK 348086 A DK348086 A DK 348086A DK 167754 B1 DK167754 B1 DK 167754B1
- Authority
- DK
- Denmark
- Prior art keywords
- sludge
- biomass
- magnetically separable
- magnetite
- active sludge
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000002028 Biomass Substances 0.000 title claims abstract description 15
- 238000000926 separation method Methods 0.000 title claims abstract description 10
- 239000007788 liquid Substances 0.000 title claims abstract description 8
- 238000004140 cleaning Methods 0.000 title 2
- 239000010796 biological waste Substances 0.000 title 1
- 239000002699 waste material Substances 0.000 title 1
- 239000010802 sludge Substances 0.000 claims abstract description 71
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 25
- 238000004062 sedimentation Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims abstract description 8
- 230000004913 activation Effects 0.000 claims description 25
- 239000000126 substance Substances 0.000 claims description 15
- 238000004065 wastewater treatment Methods 0.000 claims description 5
- 239000000654 additive Substances 0.000 claims description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract description 12
- 235000013980 iron oxide Nutrition 0.000 abstract description 7
- 239000000969 carrier Substances 0.000 abstract description 5
- 239000010865 sewage Substances 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 229910001385 heavy metal Inorganic materials 0.000 abstract description 2
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 abstract description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 2
- 238000007885 magnetic separation Methods 0.000 abstract description 2
- 229910010272 inorganic material Inorganic materials 0.000 abstract 2
- 239000011147 inorganic material Substances 0.000 abstract 2
- 239000000696 magnetic material Substances 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 description 15
- 238000005352 clarification Methods 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 9
- 238000000746 purification Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 244000005700 microbiome Species 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 241000196324 Embryophyta Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000725 suspension Substances 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 229920000867 polyelectrolyte Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 241000282461 Canis lupus Species 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 235000019687 Lamb Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000003851 biochemical process Effects 0.000 description 1
- 239000012876 carrier material 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
- 239000000701 coagulant Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000001034 iron oxide pigment Substances 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0009—Settling tanks making use of electricity or magnetism
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/005—Pretreatment specially adapted for magnetic separation
- B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/025—High gradient magnetic separators
- B03C1/031—Component parts; Auxiliary operations
- B03C1/033—Component parts; Auxiliary operations characterised by the magnetic circuit
- B03C1/0332—Component parts; Auxiliary operations characterised by the magnetic circuit using permanent magnets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/10—Magnetic separation acting directly on the substance being separated with cylindrical material carriers
- B03C1/14—Magnetic separation acting directly on the substance being separated with cylindrical material carriers with non-movable magnets
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Activated Sludge Processes (AREA)
- Biological Treatment Of Waste Water (AREA)
- Treatment Of Sludge (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Detergent Compositions (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Processing Of Solid Wastes (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853526183 DE3526183A1 (de) | 1985-07-23 | 1985-07-23 | Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung |
| DE3526183 | 1985-07-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK348086D0 DK348086D0 (da) | 1986-07-22 |
| DK348086A DK348086A (da) | 1987-01-24 |
| DK167754B1 true DK167754B1 (da) | 1993-12-13 |
Family
ID=6276429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK348086A DK167754B1 (da) | 1985-07-23 | 1986-07-22 | Fremgangsmaade til forbedret adskillelse af klaringsvaeske fra biomasse ved biologisk spildevandsrensning |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US4735725A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0210479B1 (cg-RX-API-DMAC7.html) |
| JP (2) | JPS6257661A (cg-RX-API-DMAC7.html) |
| AT (1) | ATE76322T1 (cg-RX-API-DMAC7.html) |
| CA (2) | CA1269493A (cg-RX-API-DMAC7.html) |
| DE (2) | DE3526183A1 (cg-RX-API-DMAC7.html) |
| DK (1) | DK167754B1 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2000542A6 (cg-RX-API-DMAC7.html) |
| FI (1) | FI93537C (cg-RX-API-DMAC7.html) |
| NO (1) | NO171157C (cg-RX-API-DMAC7.html) |
Families Citing this family (56)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6071979A (ja) * | 1983-09-28 | 1985-04-23 | Seiko Epson Corp | アナログ電子時計 |
| DE3526183A1 (de) * | 1985-07-23 | 1987-02-05 | Bayer Ag | Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung |
| DE3615103A1 (de) * | 1986-05-03 | 1987-11-05 | Bayer Ag | Verwendung von polymertraegermassen als traeger bei biochmischen umwandlungsprozessen in waessriger phase |
| JPH01503764A (ja) * | 1986-09-16 | 1989-12-21 | コモンウエルス・サイエンティフィック・アンド・インダストリアル・リサーチ・オーガニゼイション | 下水処理 |
| US5151177A (en) * | 1990-05-10 | 1992-09-29 | Darling-Delaware Company, Inc. | Method and apparatus for dissolved air flotation with aeration |
| GB9220269D0 (en) * | 1992-09-25 | 1992-11-11 | Bio Separation Ltd | Separation of heavy metals from aqueous media |
| US5310485A (en) * | 1992-09-30 | 1994-05-10 | Darling-Delaware Company, Inc. | Process for dissolved gas flotation in anaerobic wastewater treatment |
| GB2304301B (en) * | 1995-08-16 | 2000-06-14 | Univ Southampton | Magnetic separation |
| JP3478321B2 (ja) | 1997-03-14 | 2003-12-15 | 栗田工業株式会社 | 活性汚泥沈降促進剤、およびそれを用いた排水の活性汚泥処理方法 |
| JP3839136B2 (ja) * | 1997-07-02 | 2006-11-01 | 独立行政法人科学技術振興機構 | 微生物固定化磁性担体、その製造方法及び廃水処理方法 |
| US6099738A (en) * | 1997-12-17 | 2000-08-08 | Micromag Corporation | Method and system for removing solutes from a fluid using magnetically conditioned coagulation |
| WO2000048948A1 (fr) * | 1999-02-19 | 2000-08-24 | Japan Science And Technology Corporation | Boues magnetiques pouvant etre utilisees dans le traitement des eaux usees, procede de preparation de ces boues, et procede de traitement des eaux usees |
| AU4973600A (en) * | 1999-05-24 | 2000-12-12 | Richard G. Sheets | Reclamation of materials in a closed environment with remedial water |
| NL1013491C2 (nl) * | 1999-11-04 | 2001-05-07 | Paques Water Systems B V | Kringloopzuivering papierindustrie. |
| FR2820733B1 (fr) * | 2001-02-09 | 2003-04-11 | Vivendi Water Systems | Procede et installation d'epaississement des boues issues du traitement d'eau par floculation-decantation a floc leste |
| CN1157344C (zh) * | 2001-04-18 | 2004-07-14 | 中国石油化工股份有限公司 | 一种使用纳米材料碳黑的废水生化处理方法 |
| US7255793B2 (en) * | 2001-05-30 | 2007-08-14 | Cort Steven L | Methods for removing heavy metals from water using chemical precipitation and field separation methods |
| US6896815B2 (en) * | 2001-05-30 | 2005-05-24 | Steven L. Cort | Methods for removing heavy metals from water using chemical precipitation and field separation methods |
| US6936446B2 (en) * | 2002-06-19 | 2005-08-30 | Eliminite, Inc. | Light weight medium for growing microorganisms |
| JP4551650B2 (ja) * | 2003-12-01 | 2010-09-29 | 保藏 酒井 | 生物処理装置 |
| AU2005316208B2 (en) | 2004-12-15 | 2011-08-18 | Ixom Operations Pty Ltd | Resin contactor and containment system |
| US20060175252A1 (en) * | 2005-02-04 | 2006-08-10 | Upendrakumar K C | Two phase anaerobic contact sequencing batch reactor (ACSBR) system for treating wastewater containing simple and complex organic constituents |
| CN101160163A (zh) * | 2005-04-13 | 2008-04-09 | 株式会社日立制作所 | 水过滤净化装置及其方法 |
| US7625490B2 (en) * | 2006-09-27 | 2009-12-01 | Cort Steven L | Use of a magnetic separator to biologically clean water |
| US20080073283A1 (en) * | 2006-09-27 | 2008-03-27 | Cort Steven L | Magnetic Separator for Water Treatment System |
| US7686960B2 (en) * | 2006-09-27 | 2010-03-30 | Cort Steven L | Multistage process for treating water utilizing in one stage magnetic seed to sorb dissolved contaminants, and in another stage utilizing magnetic seed to clarify the water |
| US7691269B2 (en) * | 2006-09-27 | 2010-04-06 | Cort Steven L | Method and system for retrofitting an existing water treatment system |
| US20080073282A1 (en) * | 2006-09-27 | 2008-03-27 | Cort Steven L | Device and Methods for Shearing Magnetic Floc in a Water Treatment System |
| US8470172B2 (en) | 2007-01-09 | 2013-06-25 | Siemens Industry, Inc. | System for enhancing a wastewater treatment process |
| US20100213123A1 (en) | 2007-01-09 | 2010-08-26 | Marston Peter G | Ballasted sequencing batch reactor system and method for treating wastewater |
| AU2008205247B2 (en) | 2007-01-09 | 2010-07-01 | Evoqua Water Technologies Llc | A system and method for removing dissolved contaminants, particulate contaminants, and oil contaminants from industrial waste water |
| US20110036771A1 (en) | 2007-01-09 | 2011-02-17 | Steven Woodard | Ballasted anaerobic system and method for treating wastewater |
| US7695623B2 (en) * | 2007-01-09 | 2010-04-13 | Cambridge Water Technology, Inc. | System and method for enhancing an activated sludge process |
| DE102009030712A1 (de) * | 2009-06-26 | 2010-12-30 | Friedrich-Alexander-Universität Erlangen-Nürnberg | Verfahren zur Entnahme von CO2 aus einem Rauch-oder Abgas eines Verbrennungsprozesses |
| US20110017674A1 (en) * | 2009-07-27 | 2011-01-27 | Michael Anthony Schober | Using Magnets or Electromagnets to Move Sewage Sludge |
| DE102010034083A1 (de) | 2010-08-12 | 2012-02-16 | Süd-Chemie AG | Magnetische Glaspartikel zum Einsatz in Biogasanlagen, Fermentations- und Separationsprozessen |
| KR101834593B1 (ko) * | 2010-10-22 | 2018-03-05 | 바스프 에스이 | 폴리우레탄 증점제 |
| CN102174253B (zh) * | 2011-01-29 | 2013-03-13 | 浙江省环境保护科学设计研究院 | 一种多孔亲水性脱氮生物载体的制备方法及其用途 |
| EP2683662B1 (en) | 2011-03-11 | 2017-11-15 | Fundació Privada Institut Català de Nanotecnologia | Biogas production |
| CN103212807B (zh) * | 2012-01-19 | 2015-12-02 | 昆山思拓机器有限公司 | 一种用于医用支架激光加工过程的残渣回收方法 |
| CA2873081C (en) | 2012-06-11 | 2020-12-29 | Evoqua Water Technologies Llc | Treatment using fixed film processes and ballasted settling |
| US9651523B2 (en) | 2012-09-26 | 2017-05-16 | Evoqua Water Technologies Llc | System for measuring the concentration of magnetic ballast in a slurry |
| CA2881960C (en) * | 2012-10-22 | 2020-09-15 | Evoqua Water Technologies Llc | Wastewater overflow systems and methods |
| AU2014340220B2 (en) * | 2013-10-22 | 2017-10-05 | Nuvoda Llc | Reduction of substances in contaminated fluids using a naturally occurring biological growth media |
| JP6545717B2 (ja) * | 2014-05-21 | 2019-07-17 | ヌヴォダ エルエルシー | バイオフィルム材、処理システム、および処理の方法 |
| CN105000763A (zh) * | 2015-06-22 | 2015-10-28 | 张萍 | 污泥综合处理方法 |
| CN105597637B (zh) * | 2015-12-21 | 2017-06-13 | 广西壮族自治区环境保护科学研究院 | 一种磁纳米颗粒的制备方法 |
| CN108033556B (zh) * | 2017-12-14 | 2023-10-17 | 盐城工学院 | 厌氧反应器 |
| CN109179903A (zh) * | 2018-10-18 | 2019-01-11 | 湖南新九方科技有限公司 | 一种农村生活污水处理装置 |
| CN109485145A (zh) * | 2018-12-28 | 2019-03-19 | 大连海事大学 | 磁化加载活性污泥耦合一体化强化含磷污水处理系统及其处理方法 |
| ES2796998A1 (es) * | 2019-05-31 | 2020-11-30 | Univ Madrid Autonoma | Procedimiento para la separación de microplásticos de matrices acuosas |
| CN110127860B (zh) * | 2019-06-11 | 2021-07-30 | 南京大学 | 一种新型水处理用生物磁性悬浮填料的制备方法及设备 |
| CN110386724A (zh) * | 2019-07-19 | 2019-10-29 | 青岛思普润水处理股份有限公司 | 一种基于mbbr与磁分离的污水全流程处理系统与方法 |
| CN110723808B (zh) * | 2019-09-30 | 2022-07-22 | 江苏大学 | 一种基于珊瑚砂的磁性生物膜反应器 |
| US20250161955A1 (en) * | 2022-01-27 | 2025-05-22 | Captoplastic, S.L. | Method for the regeneration of the magnetic material used for the magnetic removal of microplastics from aqueous matrices |
| CN119461661B (zh) * | 2024-10-29 | 2025-11-18 | 水艺环保集团股份有限公司 | 一种基于铁基磁性生物碳载体的生物强化污水处理装置 |
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| US4152210A (en) * | 1971-08-27 | 1979-05-01 | Beecham Group Limited | Biologically active materials attached to a ferromagnetic support |
| JPS5247060B2 (cg-RX-API-DMAC7.html) * | 1972-02-07 | 1977-11-30 | ||
| JPS5342399B2 (cg-RX-API-DMAC7.html) * | 1973-06-15 | 1978-11-10 | ||
| US4115534A (en) * | 1976-08-19 | 1978-09-19 | Minnesota Mining And Manufacturing Company | In vitro diagnostic test |
| US4167479A (en) * | 1976-10-08 | 1979-09-11 | Ferdinand Besik | Process for purifying waste waters |
| US4200524A (en) * | 1978-10-25 | 1980-04-29 | Biospherics Incorporated | Bio-surface separation process |
| JPS57135091A (en) * | 1981-02-13 | 1982-08-20 | Akitane Kitajima | Separation of active sludge from purified water by use of magnetic force |
| JPS5966395A (ja) * | 1982-10-06 | 1984-04-14 | Seishin Sangyo Kk | 廃水処理における懸濁物の分離方法 |
| DE3402697A1 (de) * | 1984-01-26 | 1985-08-01 | Bayer Ag, 5090 Leverkusen | Verwendung von hydrophilen, hochgefuellten polyurethanmassen zur biologischen abwasserreinigung |
| DE3402698A1 (de) * | 1984-01-26 | 1985-08-08 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von fuellstoffhaltigen polyurethan (harnstoff)-massen, fuellstoffhaltige polyurethan(harnstoff)-massen und ihre verwendung |
| DE3526183A1 (de) * | 1985-07-23 | 1987-02-05 | Bayer Ag | Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung |
-
1985
- 1985-07-23 DE DE19853526183 patent/DE3526183A1/de not_active Withdrawn
-
1986
- 1986-07-08 EP EP86109280A patent/EP0210479B1/de not_active Expired - Lifetime
- 1986-07-08 AT AT86109280T patent/ATE76322T1/de not_active IP Right Cessation
- 1986-07-08 DE DE8686109280T patent/DE3685379D1/de not_active Expired - Lifetime
- 1986-07-10 NO NO862798A patent/NO171157C/no unknown
- 1986-07-18 US US06/886,853 patent/US4735725A/en not_active Expired - Fee Related
- 1986-07-21 FI FI862998A patent/FI93537C/fi not_active IP Right Cessation
- 1986-07-22 DK DK348086A patent/DK167754B1/da not_active IP Right Cessation
- 1986-07-22 CA CA000514397A patent/CA1269493A/en not_active Expired - Lifetime
- 1986-07-22 ES ES8600465A patent/ES2000542A6/es not_active Expired
- 1986-07-22 JP JP61170971A patent/JPS6257661A/ja active Granted
- 1986-07-22 CA CA000514396A patent/CA1286039C/en not_active Expired - Lifetime
- 1986-07-22 JP JP61170970A patent/JPS6230597A/ja active Pending
-
1989
- 1989-12-26 US US07/457,205 patent/US5000853A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0210479A2 (de) | 1987-02-04 |
| JPS6257661A (ja) | 1987-03-13 |
| US5000853A (en) | 1991-03-19 |
| DK348086A (da) | 1987-01-24 |
| JPS6230597A (ja) | 1987-02-09 |
| NO862798D0 (no) | 1986-07-10 |
| JPH0376185B2 (cg-RX-API-DMAC7.html) | 1991-12-04 |
| NO862798L (no) | 1987-01-26 |
| FI93537C (fi) | 1995-04-25 |
| FI862998L (fi) | 1987-01-24 |
| ES2000542A6 (es) | 1988-03-01 |
| EP0210479B1 (de) | 1992-05-20 |
| EP0210479A3 (en) | 1987-10-14 |
| DK348086D0 (da) | 1986-07-22 |
| FI862998A0 (fi) | 1986-07-21 |
| NO171157B (no) | 1992-10-26 |
| CA1269493A (en) | 1990-05-22 |
| DE3685379D1 (de) | 1992-06-25 |
| CA1286039C (en) | 1991-07-09 |
| FI93537B (fi) | 1995-01-13 |
| NO171157C (no) | 1993-02-03 |
| DE3526183A1 (de) | 1987-02-05 |
| ATE76322T1 (de) | 1992-06-15 |
| US4735725A (en) | 1988-04-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B1 | Patent granted (law 1993) | ||
| PBP | Patent lapsed |