SE428125B - Sett for rotning av slam - Google Patents
Sett for rotning av slamInfo
- Publication number
- SE428125B SE428125B SE7801404A SE7801404A SE428125B SE 428125 B SE428125 B SE 428125B SE 7801404 A SE7801404 A SE 7801404A SE 7801404 A SE7801404 A SE 7801404A SE 428125 B SE428125 B SE 428125B
- Authority
- SE
- Sweden
- Prior art keywords
- sludge
- digestion
- zone
- digestion zone
- temperature
- Prior art date
Links
- 230000029087 digestion Effects 0.000 claims description 432
- 239000010802 sludge Substances 0.000 claims description 429
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 172
- 239000007789 gas Substances 0.000 claims description 126
- 238000000034 method Methods 0.000 claims description 122
- 239000007787 solid Substances 0.000 claims description 105
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 101
- 239000001301 oxygen Substances 0.000 claims description 101
- 229910052760 oxygen Inorganic materials 0.000 claims description 101
- 230000014759 maintenance of location Effects 0.000 claims description 74
- 238000005273 aeration Methods 0.000 claims description 65
- 230000009467 reduction Effects 0.000 claims description 29
- 239000007788 liquid Substances 0.000 claims description 28
- 239000002351 wastewater Substances 0.000 claims description 21
- 238000002156 mixing Methods 0.000 claims description 14
- 230000020477 pH reduction Effects 0.000 claims description 13
- 238000004065 wastewater treatment Methods 0.000 claims description 13
- 238000000855 fermentation Methods 0.000 claims description 12
- 230000004151 fermentation Effects 0.000 claims description 12
- 230000036961 partial effect Effects 0.000 claims description 11
- 238000000354 decomposition reaction Methods 0.000 claims description 9
- 239000000446 fuel Substances 0.000 claims description 9
- 230000003134 recirculating effect Effects 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000006731 degradation reaction Methods 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 claims description 2
- 230000008569 process Effects 0.000 description 88
- 239000012530 fluid Substances 0.000 description 20
- 238000010438 heat treatment Methods 0.000 description 20
- 238000004062 sedimentation Methods 0.000 description 20
- 230000006641 stabilisation Effects 0.000 description 20
- 238000011105 stabilization Methods 0.000 description 20
- 230000015572 biosynthetic process Effects 0.000 description 19
- 239000003570 air Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 18
- 230000002829 reductive effect Effects 0.000 description 16
- 241000894006 Bacteria Species 0.000 description 15
- 239000012071 phase Substances 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 12
- 244000005700 microbiome Species 0.000 description 12
- 239000000047 product Substances 0.000 description 12
- 239000000126 substance Substances 0.000 description 12
- 238000012546 transfer Methods 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 238000007254 oxidation reaction Methods 0.000 description 9
- 239000002699 waste material Substances 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- 230000003647 oxidation Effects 0.000 description 8
- 230000006872 improvement Effects 0.000 description 7
- 238000005842 biochemical reaction Methods 0.000 description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 description 6
- 150000002739 metals Chemical class 0.000 description 6
- 230000008719 thickening Effects 0.000 description 6
- 239000002562 thickening agent Substances 0.000 description 6
- 231100000331 toxic Toxicity 0.000 description 6
- 230000002588 toxic effect Effects 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 5
- 238000005063 solubilization Methods 0.000 description 5
- 230000007928 solubilization Effects 0.000 description 5
- 230000007480 spreading Effects 0.000 description 5
- 238000003892 spreading Methods 0.000 description 5
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 4
- 230000002411 adverse Effects 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 229910001882 dioxygen Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000002906 microbiologic effect Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000029058 respiratory gaseous exchange Effects 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 238000004090 dissolution Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 239000000543 intermediate Substances 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 238000006213 oxygenation reaction Methods 0.000 description 3
- 238000009928 pasteurization Methods 0.000 description 3
- 244000052769 pathogen Species 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 244000052616 bacterial pathogen Species 0.000 description 2
- 230000004071 biological effect Effects 0.000 description 2
- 230000006037 cell lysis Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 230000009089 cytolysis Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 230000002401 inhibitory effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010907 mechanical stirring Methods 0.000 description 2
- 239000010841 municipal wastewater Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 230000001932 seasonal effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- -1 ambient temperature Substances 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000000721 bacterilogical effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006065 biodegradation reaction Methods 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 230000004098 cellular respiration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000010169 landfilling Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010801 sewage sludge Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003911 water pollution Methods 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
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1221—Particular type of activated sludge processes comprising treatment of the recirculated sludge
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
-
- 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
-
- 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
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/33—Wastewater or sewage treatment systems using renewable energies using wind energy
-
- 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
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Massaging Devices (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US76677077A | 1977-02-08 | 1977-02-08 | |
| US84190277A | 1977-10-13 | 1977-10-13 | |
| AU40285/78A AU517067B2 (en) | 1977-02-08 | 1978-09-28 | Anaerobic/aerobic sludge digestion process |
| KR1019780003213A KR830001900B1 (ko) | 1978-10-25 | 1978-10-25 | 호기성 및 혐기성 슬러지 분해방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7801404L SE7801404L (sv) | 1978-08-09 |
| SE428125B true SE428125B (sv) | 1983-06-06 |
Family
ID=36764066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7801404A SE428125B (sv) | 1977-02-08 | 1978-02-07 | Sett for rotning av slam |
Country Status (18)
| Country | Link |
|---|---|
| JP (1) | JPS5399653A (it) |
| AR (1) | AR214769A1 (it) |
| AU (1) | AU517067B2 (it) |
| BE (1) | BE863735A (it) |
| BR (1) | BR7800726A (it) |
| CA (1) | CA1096064A (it) |
| CH (1) | CH627719A5 (it) |
| DE (1) | DE2805054C3 (it) |
| FR (1) | FR2379485A1 (it) |
| GB (1) | GB1597395A (it) |
| HK (1) | HK37683A (it) |
| IT (1) | IT1105624B (it) |
| MX (1) | MX150615A (it) |
| NL (1) | NL190236C (it) |
| NO (1) | NO151358C (it) |
| PH (1) | PH15694A (it) |
| SE (1) | SE428125B (it) |
| SG (1) | SG21583G (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT363868B (de) * | 1979-06-28 | 1981-09-10 | Voest Alpine Ag | Verfahren zum spalten und aufarbeiten von emulsionen von oelen und fetten |
| JPS57174093A (en) * | 1981-04-21 | 1982-10-26 | Syst Nogyo Center:Kk | Methane fermentation method and apparatus |
| DE3134879A1 (de) * | 1981-09-03 | 1983-04-07 | Menzel Gmbh & Co, 7000 Stuttgart | Verfahren zur biochemischen stoffumsetzung |
| DE3144111A1 (de) * | 1981-11-06 | 1983-05-26 | Klöckner-Werke AG, 4100 Duisburg | Verfahren und vorrichtung zur behandlung von klaerschlamm |
| EP0120882A1 (en) * | 1982-09-28 | 1984-10-10 | W.W. Engineering A/S | A method and a system for decomposing organic waste material by bacterial action so as to generate combustible gas |
| DE3240009A1 (de) * | 1982-10-28 | 1984-05-03 | Linde Ag, 6200 Wiesbaden | Verfahren und vorrichtung zur biologischen behandlung von schlamm |
| CS240757B1 (en) * | 1983-07-04 | 1986-02-13 | Svatopluk Mackrle | Sewage biological activation treatment method with denitration in circulation system and equipment for performance of this method |
| DE3335265A1 (de) * | 1983-09-29 | 1985-05-02 | Abwasserverband Raumschaft Lahr, 7630 Lahr | Verfahren zur reduzierung des h(pfeil abwaerts)2(pfeil abwaerts)s-gehaltes bei anaeroben schlammfaulverfahren |
| DE3813844C2 (de) * | 1988-04-23 | 1993-12-23 | Fuchs Leonhard | Verfahren zur Entseuchung von Klärschlamm |
| US5130572A (en) * | 1990-12-26 | 1992-07-14 | Burr-Brown Corporation | Operational track-and-hold amplifier |
| JP4746790B2 (ja) * | 2001-08-07 | 2011-08-10 | 三菱化工機株式会社 | 汚泥処理装置及び汚泥処理方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB462941A (en) * | 1935-06-21 | 1937-03-18 | Dorr Co Inc | Improvements relating to the process of sewage sludge digestion and apparatus therefor |
| US3368967A (en) * | 1965-10-19 | 1968-02-13 | Beloit Corp | Process for treatment of sludge and apparatus therefor |
| DE1584958A1 (de) * | 1965-12-20 | 1970-02-05 | Heinrich Onnen | Verfahren und Vorrichtung zum Reinigen von Abwaessern |
| IL37756A (en) * | 1970-10-02 | 1974-07-31 | Alfa Laval Ab | A method for the biologic decomposition of organic material by means of thermophilic microorganisms |
| US3926794A (en) * | 1974-06-28 | 1975-12-16 | Union Carbide Corp | Warm sludge digestion with oxygen |
| FR2324581A1 (fr) * | 1975-05-14 | 1977-04-15 | Hitachi Ltd | Procede et systeme pour le traitement anaerobie des dechets biochimiques |
-
1978
- 1978-02-03 BR BR7800726A patent/BR7800726A/pt unknown
- 1978-02-07 DE DE2805054A patent/DE2805054C3/de not_active Expired
- 1978-02-07 SE SE7801404A patent/SE428125B/sv not_active IP Right Cessation
- 1978-02-07 IT IT4796178A patent/IT1105624B/it active
- 1978-02-07 JP JP1202078A patent/JPS5399653A/ja active Granted
- 1978-02-07 GB GB4813/78A patent/GB1597395A/en not_active Expired
- 1978-02-07 NL NL7801399A patent/NL190236C/xx not_active IP Right Cessation
- 1978-02-07 CA CA296,598A patent/CA1096064A/en not_active Expired
- 1978-02-07 FR FR7803362A patent/FR2379485A1/fr active Granted
- 1978-02-07 BE BE184974A patent/BE863735A/xx not_active IP Right Cessation
- 1978-02-07 AR AR27100878A patent/AR214769A1/es active
- 1978-02-07 NO NO780424A patent/NO151358C/no unknown
- 1978-02-07 MX MX17235678A patent/MX150615A/es unknown
- 1978-02-08 CH CH142178A patent/CH627719A5/fr not_active IP Right Cessation
- 1978-02-08 PH PH20762A patent/PH15694A/en unknown
- 1978-09-28 AU AU40285/78A patent/AU517067B2/en not_active Expired
-
1983
- 1983-04-28 SG SG21583A patent/SG21583G/en unknown
- 1983-09-29 HK HK37683A patent/HK37683A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IT1105624B (it) | 1985-11-04 |
| NL190236C (nl) | 1993-12-16 |
| AR214769A1 (es) | 1979-07-31 |
| FR2379485B1 (it) | 1984-04-06 |
| AU517067B2 (en) | 1981-07-09 |
| SE7801404L (sv) | 1978-08-09 |
| GB1597395A (en) | 1981-09-09 |
| MX150615A (es) | 1984-06-11 |
| JPS5756400B2 (it) | 1982-11-29 |
| BR7800726A (pt) | 1978-11-28 |
| BE863735A (fr) | 1978-08-07 |
| NO151358C (no) | 1985-03-27 |
| IT7847961A0 (it) | 1978-02-07 |
| AU4028578A (en) | 1980-04-03 |
| NL190236B (nl) | 1993-07-16 |
| CA1096064A (en) | 1981-02-17 |
| JPS5399653A (en) | 1978-08-31 |
| DE2805054B2 (de) | 1980-03-27 |
| NO780424L (no) | 1978-08-09 |
| NL7801399A (nl) | 1978-08-10 |
| PH15694A (en) | 1983-03-11 |
| NO151358B (no) | 1984-12-17 |
| DE2805054A1 (de) | 1978-08-10 |
| FR2379485A1 (fr) | 1978-09-01 |
| HK37683A (en) | 1983-10-07 |
| SG21583G (en) | 1984-07-20 |
| DE2805054C3 (de) | 1980-11-20 |
| CH627719A5 (en) | 1982-01-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4246099A (en) | Aerobic/anaerobic sludge digestion process | |
| US6605220B2 (en) | Apparatus and method for wastewater treatment with enhanced solids reduction (ESR) | |
| US7563374B2 (en) | Continuous multistage thermophilic aerobic and aerobic-anaerobic sludge treatment process | |
| US5545326A (en) | Method and apparatus for the treatment of concentrated wastewater | |
| KR101616323B1 (ko) | 가축분뇨 및 음식물의 바이오메스를 통한 전기, 액비 및 퇴비의 제조시스템 | |
| AU2480792A (en) | Process for degrading organic matter | |
| CA1115432A (en) | Aerobic/anaerobic sludge digestion process | |
| US4276174A (en) | Control of sludge temperature in autothermal sludge digestion | |
| US3670887A (en) | Aerobic digestion of sludge with oxygen | |
| Neufeld et al. | Inhibition of phenol biodegradation by thiocyanate | |
| MXPA97004825A (en) | Method and apparatus for the treatment of residual waters concentra | |
| SE428125B (sv) | Sett for rotning av slam | |
| US20030209489A1 (en) | System and method for remediation of waste | |
| IL155193A (en) | A device and method for treating wastewater with improved solids reduction | |
| JPH05228493A (ja) | 硫黄細菌を用いた廃水処理方法及び装置 | |
| McCarty et al. | Nitrogen removal from waste waters by biological nitrification and denitrification | |
| Napier et al. | In‐situ biodenitrification of the S‐3 ponds | |
| Burke | Application of the AGF (anoxic gas flotation) process | |
| JPH05234322A (ja) | 硫黄細菌を用いた廃水処理方法及び装置 | |
| KR830001900B1 (ko) | 호기성 및 혐기성 슬러지 분해방법 | |
| NO783461L (no) | Aerob/anaerob slamfermenteringsprosess. | |
| Nourin et al. | REVIEW ON CURRENT TECHNOLOGIES: STRUVITE FORMATION, CONTROL AND NUTRIENT RECOVERY IN WASTEWATER TREATMENT | |
| JP2023077601A (ja) | メタン発酵消化液の処理方法及びメタン発酵消化液の処理システム | |
| Toerien, DF & Maree | Reflections on anaerobic process biotechnology and its impact on water utilisation in South Africa | |
| JPH08168796A (ja) | 好気性硝化脱窒素法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7801404-0 Effective date: 19880125 Format of ref document f/p: F |