DE2831384A1 - Filterhilfsmittel zur aufbereitung von suspensionen, insbesondere von kommunal-, industrie- und sonstigen schlaemmen fuer die nachfolgende entwaesserung - Google Patents
Filterhilfsmittel zur aufbereitung von suspensionen, insbesondere von kommunal-, industrie- und sonstigen schlaemmen fuer die nachfolgende entwaesserungInfo
- Publication number
- DE2831384A1 DE2831384A1 DE19782831384 DE2831384A DE2831384A1 DE 2831384 A1 DE2831384 A1 DE 2831384A1 DE 19782831384 DE19782831384 DE 19782831384 DE 2831384 A DE2831384 A DE 2831384A DE 2831384 A1 DE2831384 A1 DE 2831384A1
- Authority
- DE
- Germany
- Prior art keywords
- sludge
- filter aid
- layer
- filter
- suspensions
- 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.)
- Granted
Links
- 239000010802 sludge Substances 0.000 title claims description 33
- 239000000725 suspension Substances 0.000 title claims description 17
- 239000002361 compost Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 16
- 239000002245 particle Substances 0.000 claims description 16
- 239000003415 peat Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000000126 substance Substances 0.000 claims description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 238000011085 pressure filtration Methods 0.000 claims 1
- 239000012065 filter cake Substances 0.000 description 6
- 239000010801 sewage sludge Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 244000005700 microbiome Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000005273 aeration Methods 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 238000011081 inoculation Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000035943 smell Effects 0.000 description 2
- 241000186361 Actinobacteria <class> Species 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011118 depth filtration Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/24—Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
- Fertilizers (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Processing Of Solid Wastes (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782831384 DE2831384A1 (de) | 1978-07-17 | 1978-07-17 | Filterhilfsmittel zur aufbereitung von suspensionen, insbesondere von kommunal-, industrie- und sonstigen schlaemmen fuer die nachfolgende entwaesserung |
| SE7808822A SE439114B (sv) | 1978-07-17 | 1978-08-21 | Forfarande for behandling av grumliga vatten och suspensioner |
| CH565479A CH643466A5 (de) | 1978-07-17 | 1979-06-18 | Filterhilfsmittel zum entwaessern von suspensionen. |
| NL7904945A NL7904945A (nl) | 1978-07-17 | 1979-06-26 | Filtreerhulpmiddel voor het bereiden van suspensies, in het bijzonder van gemeente-, industrie- en ander slib, voor de daarop volgende ontwatering. |
| IT24261/79A IT1122122B (it) | 1978-07-17 | 1979-07-11 | Mezzo ausiliario di filtraggio per trattare sospensioni,specialmente fanghi di comunita'industriali e altri fanghi per la successiva eliminazione dell'acqua |
| GB7924145A GB2035113B (en) | 1978-07-17 | 1979-07-11 | Fillering aid |
| CA000331885A CA1149297A (en) | 1978-07-17 | 1979-07-16 | Filtering aid for the treatment of suspensions, particularly of domestic, industrial, and other sludges for subsequent draining |
| BE0/196319A BE877725A (fr) | 1978-07-17 | 1979-07-16 | Agent auxiliaire de filtration pour le traitement de suspensions, en particulier, des boues municipales, industrielles et autres en vue d'une deshydratation ulterieure |
| FR7918322A FR2431319B1 (fr) | 1978-07-17 | 1979-07-16 | Agent auxiliaire de filtration pour le traitement d'eaux troubles et de suspensions et procede de deshydration de ces eaux troubles et de suspensions utilisant ces agents |
| US06/550,484 US4595506A (en) | 1978-07-17 | 1983-12-21 | Filtering aid for the treatment of suspensions, particularly of domestic, industrial, and other sludges for subsequent draining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782831384 DE2831384A1 (de) | 1978-07-17 | 1978-07-17 | Filterhilfsmittel zur aufbereitung von suspensionen, insbesondere von kommunal-, industrie- und sonstigen schlaemmen fuer die nachfolgende entwaesserung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2831384A1 true DE2831384A1 (de) | 1980-01-31 |
| DE2831384C2 DE2831384C2 (US07534539-20090519-C00280.png) | 1989-06-29 |
Family
ID=6044605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782831384 Granted DE2831384A1 (de) | 1978-07-17 | 1978-07-17 | Filterhilfsmittel zur aufbereitung von suspensionen, insbesondere von kommunal-, industrie- und sonstigen schlaemmen fuer die nachfolgende entwaesserung |
Country Status (10)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3015246A1 (de) * | 1980-04-21 | 1981-10-22 | Gebrüder Weiss KG, 6340 Dillenburg | Verfahren zum kompostieren von kommunalen klaerschlamm |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3721981A1 (de) * | 1987-07-03 | 1989-01-12 | Norddeutsche Seekabelwerke Ag | Verfahren und vorrichtung zur beseitigung von verunreinigungen im boden |
| US4961862A (en) * | 1988-03-22 | 1990-10-09 | Baker Hughes | Amendment addition system and method for twin belt press filter |
| GB2279888A (en) * | 1993-07-16 | 1995-01-18 | Adrian Parnaby | Moving belt press filter |
| US6045588A (en) | 1997-04-29 | 2000-04-04 | Whirlpool Corporation | Non-aqueous washing apparatus and method |
| US7534304B2 (en) | 1997-04-29 | 2009-05-19 | Whirlpool Corporation | Non-aqueous washing machine and methods |
| US7513132B2 (en) | 2003-10-31 | 2009-04-07 | Whirlpool Corporation | Non-aqueous washing machine with modular construction |
| AT5702U3 (de) * | 2002-07-17 | 2003-09-25 | Plasser Bahnbaumasch Franz | Verfahren zur reinigung von schotter eines gleises |
| US7300468B2 (en) | 2003-10-31 | 2007-11-27 | Whirlpool Patents Company | Multifunctioning method utilizing a two phase non-aqueous extraction process |
| US7739891B2 (en) | 2003-10-31 | 2010-06-22 | Whirlpool Corporation | Fabric laundering apparatus adapted for using a select rinse fluid |
| US7513004B2 (en) | 2003-10-31 | 2009-04-07 | Whirlpool Corporation | Method for fluid recovery in a semi-aqueous wash process |
| US7695524B2 (en) | 2003-10-31 | 2010-04-13 | Whirlpool Corporation | Non-aqueous washing machine and methods |
| US20050224099A1 (en) * | 2004-04-13 | 2005-10-13 | Luckman Joel A | Method and apparatus for cleaning objects in an automatic cleaning appliance using an oxidizing agent |
| US20050235716A1 (en) * | 2004-04-23 | 2005-10-27 | Devine Alice A | Manufactured soil |
| EP1740757A1 (en) | 2004-04-29 | 2007-01-10 | Unilever N.V. | Dry cleaning method |
| SE527884C2 (sv) * | 2004-05-10 | 2006-07-04 | Arne Lindahl | Förfarande för vätskeutdrivning från suspensioner |
| US7966684B2 (en) | 2005-05-23 | 2011-06-28 | Whirlpool Corporation | Methods and apparatus to accelerate the drying of aqueous working fluids |
| US20060260064A1 (en) * | 2005-05-23 | 2006-11-23 | Luckman Joel A | Methods and apparatus for laundering with aqueous and non-aqueous working fluid |
| US20110036771A1 (en) | 2007-01-09 | 2011-02-17 | Steven Woodard | Ballasted anaerobic system and method for treating wastewater |
| US8470172B2 (en) | 2007-01-09 | 2013-06-25 | Siemens Industry, Inc. | System for enhancing a wastewater treatment process |
| 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 |
| US20100213123A1 (en) * | 2007-01-09 | 2010-08-26 | Marston Peter G | Ballasted sequencing batch reactor system and method for treating wastewater |
| US8061057B2 (en) * | 2007-07-03 | 2011-11-22 | Hydrocell Technologies | Waste treatment system |
| US8196311B2 (en) | 2008-10-22 | 2012-06-12 | Hydrocell Technologies | Waste treatment system |
| US20110084029A1 (en) * | 2009-10-08 | 2011-04-14 | Dominick O' Reilly | Waste treatment system |
| US20110089097A1 (en) * | 2009-10-19 | 2011-04-21 | O'reilly Dominick | Attachment and system for dewatering material |
| US20110094395A1 (en) * | 2009-10-26 | 2011-04-28 | O'reilly Dominick | Method and attachment for dewatering logs |
| CN104395246A (zh) | 2012-06-11 | 2015-03-04 | 伊沃夸水处理技术有限责任公司 | 使用固定膜工艺和压载沉降的处理 |
| EP2900352A1 (en) | 2012-09-26 | 2015-08-05 | Evoqua Water Technologies LLC | System for measuring the concentration of magnetic ballast in a slurry |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE88519C (US07534539-20090519-C00280.png) * | ||||
| CH171030A (de) * | 1933-10-25 | 1934-08-15 | Meyer August | Filter mit kleinstückiger Filtermasse. |
| AT245506B (de) * | 1961-11-30 | 1966-03-10 | Leje & Thurne Ab | Verfahren zur Entwässerung von Schlamm in Abwasseranlagen |
| DE1536873A1 (de) * | 1966-10-25 | 1970-03-12 | Passavant Werke | Verfahren zum Entwaessern und gegebenenfalls Weiterbehandeln von Schlaemmen |
| US3870632A (en) * | 1970-09-30 | 1975-03-11 | Calgon Corp | Traveling filter for use with filter medium incineration process |
| DE2541070A1 (de) * | 1975-09-15 | 1977-03-17 | Kneer Franz X | Verfahren zum kontinuierlichen kompostieren von organischen abfaellen und/oder klaerschlamm und einrichtung zur durchfuehrung des verfahrens |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2101042A (en) * | 1935-01-23 | 1937-12-07 | Canadian Locomotive Company Lt | Method of and apparatus for treating materials |
| FR1188812A (fr) * | 1957-12-19 | 1959-09-25 | Procédé pour la déshydratation des boues de décantation | |
| DE1206861B (de) * | 1960-04-08 | 1965-12-16 | Metallgesellschaft Ag | Vorrichtung zur kontinuierlichen Dosierung von Flockungsmitteln |
| US3325016A (en) * | 1964-08-18 | 1967-06-13 | Babcock & Wilcox Dampfkessel | Filter earths |
| US3428551A (en) * | 1964-10-29 | 1969-02-18 | John Ernest Dawe | Process of preparing a filter medium from moss and its use |
| DE1277203B (de) * | 1965-05-08 | 1968-09-12 | Klein Kg A | Bandfilter zum Entwaessern insbesondere der bei der Abwasseraufbereitung anfallenden, eingedickten Suspensionen |
| FR1490052A (fr) * | 1966-08-18 | 1967-07-28 | Rose | Procédé de traitement de la boue d'eaux d'égouts |
| DE1960365A1 (de) * | 1969-12-02 | 1971-06-09 | Lange Gunde Johan Kristian | Verfahren und Anlage zum Entwaessern ausgefaulten oder teilweise ausgefaulten Abwasserschlamms |
| DE1965734A1 (de) * | 1969-12-31 | 1971-07-08 | Degussa | Verfahren zur Klaerschlamm-Entwaesserung |
| DE2031842A1 (en) * | 1970-06-26 | 1972-01-13 | Farbenfabriken Bayer Ag, 5090 Leverkusen | Continuously filtering solid dispersions - using coarse fraction from dispersion as filtering medium |
| US3771653A (en) * | 1970-11-17 | 1973-11-13 | Int Minerals & Chem Corp | Compost for removing oil films from water |
| US3791990A (en) * | 1972-01-03 | 1974-02-12 | Fischer Holdings | Oil absorbent |
| SE366220B (US07534539-20090519-C00280.png) * | 1972-03-15 | 1974-09-16 | Sala Maskinfab Ab | |
| US4249929A (en) * | 1972-10-25 | 1981-02-10 | Franz Kneer | Method of digesting organic wastes |
| DE2558256B2 (de) * | 1975-12-23 | 1978-11-02 | Gebrueder Weiss Kg, 6340 Dillenburg | Einrichtung zum Abscheiden gasförmiger organischer Verunreinigungen aus Abgasen |
-
1978
- 1978-07-17 DE DE19782831384 patent/DE2831384A1/de active Granted
- 1978-08-21 SE SE7808822A patent/SE439114B/sv not_active IP Right Cessation
-
1979
- 1979-06-18 CH CH565479A patent/CH643466A5/de not_active IP Right Cessation
- 1979-06-26 NL NL7904945A patent/NL7904945A/nl not_active Application Discontinuation
- 1979-07-11 GB GB7924145A patent/GB2035113B/en not_active Expired
- 1979-07-11 IT IT24261/79A patent/IT1122122B/it active
- 1979-07-16 CA CA000331885A patent/CA1149297A/en not_active Expired
- 1979-07-16 FR FR7918322A patent/FR2431319B1/fr not_active Expired
- 1979-07-16 BE BE0/196319A patent/BE877725A/xx not_active IP Right Cessation
-
1983
- 1983-12-21 US US06/550,484 patent/US4595506A/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE88519C (US07534539-20090519-C00280.png) * | ||||
| CH171030A (de) * | 1933-10-25 | 1934-08-15 | Meyer August | Filter mit kleinstückiger Filtermasse. |
| AT245506B (de) * | 1961-11-30 | 1966-03-10 | Leje & Thurne Ab | Verfahren zur Entwässerung von Schlamm in Abwasseranlagen |
| DE1536873A1 (de) * | 1966-10-25 | 1970-03-12 | Passavant Werke | Verfahren zum Entwaessern und gegebenenfalls Weiterbehandeln von Schlaemmen |
| US3870632A (en) * | 1970-09-30 | 1975-03-11 | Calgon Corp | Traveling filter for use with filter medium incineration process |
| DE2541070A1 (de) * | 1975-09-15 | 1977-03-17 | Kneer Franz X | Verfahren zum kontinuierlichen kompostieren von organischen abfaellen und/oder klaerschlamm und einrichtung zur durchfuehrung des verfahrens |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3015246A1 (de) * | 1980-04-21 | 1981-10-22 | Gebrüder Weiss KG, 6340 Dillenburg | Verfahren zum kompostieren von kommunalen klaerschlamm |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2831384C2 (US07534539-20090519-C00280.png) | 1989-06-29 |
| NL7904945A (nl) | 1980-01-21 |
| SE7808822L (sv) | 1980-01-18 |
| GB2035113A (en) | 1980-06-18 |
| FR2431319B1 (fr) | 1985-09-13 |
| SE439114B (sv) | 1985-06-03 |
| IT1122122B (it) | 1986-04-23 |
| IT7924261A0 (it) | 1979-07-11 |
| US4595506A (en) | 1986-06-17 |
| FR2431319A1 (fr) | 1980-02-15 |
| BE877725A (fr) | 1979-11-16 |
| CH643466A5 (de) | 1984-06-15 |
| CA1149297A (en) | 1983-07-05 |
| GB2035113B (en) | 1982-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: LICENCIA-HOLDING S.A., LUXEMBURG/LUXEMBOURG, LU |
|
| 8328 | Change in the person/name/address of the agent |
Free format text: ZIMMERMANN, H., DIPL.-ING. GRAF VON WENGERSKY, A., DIPL.-ING. KRAUS, J., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE, 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |