DE3526183A1 - Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung - Google Patents
Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigungInfo
- Publication number
- DE3526183A1 DE3526183A1 DE19853526183 DE3526183A DE3526183A1 DE 3526183 A1 DE3526183 A1 DE 3526183A1 DE 19853526183 DE19853526183 DE 19853526183 DE 3526183 A DE3526183 A DE 3526183A DE 3526183 A1 DE3526183 A1 DE 3526183A1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic
- biomass
- substances
- sludge
- magnetically separable
- 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.)
- Withdrawn
Links
- 239000002028 Biomass Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 29
- 239000007788 liquid Substances 0.000 title claims abstract description 14
- 238000000926 separation method Methods 0.000 title claims abstract description 14
- 238000004065 wastewater treatment Methods 0.000 title claims description 20
- 238000004140 cleaning Methods 0.000 title description 6
- 239000010796 biological waste Substances 0.000 title 1
- 239000010802 sludge Substances 0.000 claims abstract description 105
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000000969 carrier Substances 0.000 claims abstract description 20
- 239000010865 sewage Substances 0.000 claims abstract description 19
- 238000004062 sedimentation Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000000126 substance Substances 0.000 claims description 50
- 229920000642 polymer Polymers 0.000 claims description 43
- 239000002351 wastewater Substances 0.000 claims description 30
- 239000000945 filler Substances 0.000 claims description 25
- 239000000203 mixture Substances 0.000 claims description 23
- 230000004913 activation Effects 0.000 claims description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 238000005352 clarification Methods 0.000 claims description 15
- 238000005273 aeration Methods 0.000 claims description 14
- 239000012876 carrier material Substances 0.000 claims description 14
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- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical group C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 4
- 125000002091 cationic group Chemical group 0.000 claims description 4
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- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract description 23
- 235000013980 iron oxide Nutrition 0.000 abstract description 12
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- 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
- 239000011147 inorganic material Substances 0.000 abstract 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 239000000696 magnetic material Substances 0.000 abstract 1
- 238000001994 activation Methods 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000012360 testing method Methods 0.000 description 13
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 239000010801 sewage sludge Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
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- 239000000428 dust Substances 0.000 description 3
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- 230000001546 nitrifying effect Effects 0.000 description 3
- 229920000867 polyelectrolyte Polymers 0.000 description 3
- 229920001228 polyisocyanate Polymers 0.000 description 3
- 239000005056 polyisocyanate Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
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- 229910052742 iron Inorganic materials 0.000 description 2
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- 229920002635 polyurethane Polymers 0.000 description 2
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- 238000012549 training Methods 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- 239000004970 Chain extender Substances 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
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 206010070834 Sensitisation Diseases 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
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- 150000007513 acids Chemical class 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000001580 bacterial effect Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- IAQWMWUKBQPOIY-UHFFFAOYSA-N chromium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Cr+4] IAQWMWUKBQPOIY-UHFFFAOYSA-N 0.000 description 1
- AYTAKQFHWFYBMA-UHFFFAOYSA-N chromium(IV) oxide Inorganic materials O=[Cr]=O AYTAKQFHWFYBMA-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 238000001035 drying Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 239000004744 fabric Substances 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
- 238000009472 formulation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000001034 iron oxide pigment Substances 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 239000012948 isocyanate Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000010327 methods by industry Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000012766 organic filler Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
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- 229920000570 polyether Polymers 0.000 description 1
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- 230000001629 suppression Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000005406 washing Methods 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)
Priority Applications (14)
| 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 |
| AT86109280T ATE76322T1 (de) | 1985-07-23 | 1986-07-08 | Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung. |
| DE8686109280T DE3685379D1 (de) | 1985-07-23 | 1986-07-08 | Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung. |
| EP86109280A EP0210479B1 (de) | 1985-07-23 | 1986-07-08 | Verfahren zur verbesserten Trennung der Klärflüssigkeit von der Biomasse bei der biologischen Abwasserreinigung |
| NO862798A NO171157C (no) | 1985-07-23 | 1986-07-10 | Fremgangsmaate for forbedret separering av klarvaesken fra biomassen ved biologisk avvannsrensing |
| US06/886,853 US4735725A (en) | 1985-07-23 | 1986-07-18 | Process for the improved separation of clarified liquid from biomass in the biological treatment of sewage |
| FI862998A FI93537C (fi) | 1985-07-23 | 1986-07-21 | Parannettu menetelmä puhdistamoveden erottamiseksi biomassasta biologisen jätevedenpuhdistuksen yhteydessä |
| JP61170970A JPS6230597A (ja) | 1985-07-23 | 1986-07-22 | 汚水の生物学的処理の際にバイオマスから清澄液を分離する方法 |
| JP61170971A JPS6257661A (ja) | 1985-07-23 | 1986-07-22 | 汚水の生物学的処理の際にバイオマスから清澄水を分離する方法 |
| CA000514396A CA1286039C (en) | 1985-07-23 | 1986-07-22 | Process for the improved separation of clarified liquid from biomassin the biological treatment of sewage |
| CA000514397A CA1269493A (en) | 1985-07-23 | 1986-07-22 | Process for the improved separation of clarified liquid from biomass in the biological treatment of sewage |
| ES8600465A ES2000542A6 (es) | 1985-07-23 | 1986-07-22 | Procedimiento para la separacion mejorada del liquido clarificador de la biomasa en la purificacion biologica de aguas residuales |
| DK348086A DK167754B1 (da) | 1985-07-23 | 1986-07-22 | Fremgangsmaade til forbedret adskillelse af klaringsvaeske fra biomasse ved biologisk spildevandsrensning |
| US07/457,205 US5000853A (en) | 1985-07-23 | 1989-12-26 | Process for the improved separation of clarified liquid from biomass in the biological treatment of sewage |
Applications Claiming Priority (1)
| 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3526183A1 true DE3526183A1 (de) | 1987-02-05 |
Family
ID=6276429
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853526183 Withdrawn DE3526183A1 (de) | 1985-07-23 | 1985-07-23 | Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung |
| DE8686109280T Expired - Lifetime DE3685379D1 (de) | 1985-07-23 | 1986-07-08 | Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8686109280T Expired - Lifetime DE3685379D1 (de) | 1985-07-23 | 1986-07-08 | Verfahren zur verbesserten trennung der klaerfluessigkeit von der biomasse bei der biologischen abwasserreinigung. |
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) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4820415A (en) * | 1986-05-03 | 1989-04-11 | Bayer Aktiengesellschaft | Polymer carrier masses as carriers in biochemical conversion processes in the aqueous phase |
| WO2011006750A1 (de) * | 2009-06-26 | 2011-01-20 | Siemens Aktiengesellschaft | Verfahren zur entnahme von co2 aus einem rauch- oder abgas eines verbrennungsprozesses |
| DE102010034083A1 (de) * | 2010-08-12 | 2012-02-16 | Süd-Chemie AG | Magnetische Glaspartikel zum Einsatz in Biogasanlagen, Fermentations- und Separationsprozessen |
Families Citing this family (53)
| 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 |
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| 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
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4820415A (en) * | 1986-05-03 | 1989-04-11 | Bayer Aktiengesellschaft | Polymer carrier masses as carriers in biochemical conversion processes in the aqueous phase |
| WO2011006750A1 (de) * | 2009-06-26 | 2011-01-20 | Siemens Aktiengesellschaft | Verfahren zur entnahme von co2 aus einem rauch- oder abgas eines verbrennungsprozesses |
| DE102010034083A1 (de) * | 2010-08-12 | 2012-02-16 | Süd-Chemie AG | Magnetische Glaspartikel zum Einsatz in Biogasanlagen, Fermentations- und Separationsprozessen |
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 |
| ATE76322T1 (de) | 1992-06-15 |
| DK167754B1 (da) | 1993-12-13 |
| US4735725A (en) | 1988-04-05 |
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