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DE69000199D1 - Abwasserschlammbehandlung mit gasinjektion. - Google Patents

Abwasserschlammbehandlung mit gasinjektion.

Info

Publication number
DE69000199D1
DE69000199D1 DE9090116644T DE69000199T DE69000199D1 DE 69000199 D1 DE69000199 D1 DE 69000199D1 DE 9090116644 T DE9090116644 T DE 9090116644T DE 69000199 T DE69000199 T DE 69000199T DE 69000199 D1 DE69000199 D1 DE 69000199D1
Authority
DE
Germany
Prior art keywords
sludge
oxygen
adjusting
mixing
gas
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.)
Expired - Lifetime
Application number
DE9090116644T
Other languages
English (en)
Other versions
DE69000199T2 (de
Inventor
A Long Jr Charles A Lo Charles
William A Cobb William A Cobb
Robert D Blythe Robert Blythe
Philip M Grover Philip Grover
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Long Enterprises Inc
Original Assignee
Long Enterprises Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US07/402,276 external-priority patent/US4936983A/en
Application filed by Long Enterprises Inc filed Critical Long Enterprises Inc
Publication of DE69000199D1 publication Critical patent/DE69000199D1/de
Application granted granted Critical
Publication of DE69000199T2 publication Critical patent/DE69000199T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/234—Surface aerating
    • B01F23/2341—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere
    • B01F23/23413—Surface aerating by cascading, spraying or projecting a liquid into a gaseous atmosphere using nozzles for projecting the liquid into the gas atmosphere
    • 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
    • C02F3/24—Activated sludge processes using free-fall aeration or spraying
    • 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
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)
DE9090116644T 1989-09-01 1990-08-30 Abwasserschlammbehandlung mit gasinjektion. Expired - Fee Related DE69000199T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/402,276 US4936983A (en) 1989-09-01 1989-09-01 Sewage sludge treatment with gas injection
US07/539,112 US5147563A (en) 1989-09-01 1990-06-15 Sewage sludge treatment with gas injection

Publications (2)

Publication Number Publication Date
DE69000199D1 true DE69000199D1 (de) 1992-08-20
DE69000199T2 DE69000199T2 (de) 1993-01-07

Family

ID=27017793

Family Applications (1)

Application Number Title Priority Date Filing Date
DE9090116644T Expired - Fee Related DE69000199T2 (de) 1989-09-01 1990-08-30 Abwasserschlammbehandlung mit gasinjektion.

Country Status (5)

Country Link
US (1) US5147563A (de)
EP (1) EP0415403B1 (de)
AT (1) ATE78241T1 (de)
DE (1) DE69000199T2 (de)
DK (1) DK0415403T3 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5372725A (en) * 1991-11-04 1994-12-13 Halff; Albert H. Method for separation and removal of impurities from liquids
US5425883A (en) * 1991-11-04 1995-06-20 Reid; Allen F. Method for separation and removal of impurities from liquids
AU7635194A (en) * 1993-08-18 1995-03-14 John P. Gilboy Jr. Process for purifying contaminated liquids utilizing ozone
ES2070787B1 (es) * 1993-12-01 1996-01-01 S E De Carburos Metalicos S A Nuevo procedimiento para la digestion de fangos en los tratamientos de depuracion de aguas residuales.
US5520888A (en) * 1994-02-01 1996-05-28 Safe Alternatives Corporation Bio-medical waste reactor, sterilizer and methods thereof
DK1064106T3 (da) 1998-03-18 2003-11-03 Biosphere Technologies Inc Fremgangsmåde til biologisk rensning af organiske spildmaterialer til fremstilling af denaturerede og sterile næringsstoffer
US6568900B2 (en) 1999-02-01 2003-05-27 Fantom Technologies Inc. Pressure swing contactor for the treatment of a liquid with a gas
FR2817121A1 (fr) * 2000-11-30 2002-05-31 Sofrechim Procede de destruction des farines animales
WO2006091645A2 (en) 2005-02-23 2006-08-31 Blue Water Investments Manufacturing of bioorganic-augmented high nitrogen-containing inorganic fertilizer
US8192519B2 (en) 2005-03-09 2012-06-05 Vitag Corporation Beneficiated, heat-dried biosolid pellets
WO2007035513A2 (en) 2005-09-15 2007-03-29 Vitag Llc Organic containing sludge to fertilizer alkaline conversion process
US9695092B2 (en) 2006-02-23 2017-07-04 Anuvia Plant Nutrients Corporation Process for treating sludge and manufacturing bioorganically-augmented high nitrogen-containing inorganic fertilizer
EP2118042B1 (de) * 2007-02-16 2020-02-12 Anuvia Plant Nutrients Holdings LLC Verfahren zur schlammbearbeitung und zur herstellung bioorganisch verstärkter anorganischer düngemittel mit hohem stickstoffgehalt
MX2010005491A (es) * 2007-11-20 2010-08-18 Erick Schmidt Metodo para la produccion de productos no infecciosos a partir de material organico infeccioso de desecho.
IN2012DN06560A (de) 2009-12-30 2015-10-23 Vitag Holdings Llc
MX356057B (es) 2011-03-28 2018-05-10 Anuvia Plant Nutrients Holdings Llc Fertilizantes inorgánicos de alto valor orgánicamente mejorados.
US10022688B2 (en) * 2012-05-02 2018-07-17 Keeton Industries Combination submersible and floating aerator
JP5916971B2 (ja) * 2014-04-29 2016-05-11 三菱電機株式会社 汚泥処理装置および汚泥処理方法
MX2017006825A (es) * 2014-12-01 2017-09-27 Colgate Palmolive Co Uso de ozono para controlar la biocarga en una suspension de carbonato de calcio precipitado (pcc).
BR112017025589B1 (pt) 2015-06-05 2021-09-08 Anuvia Plant Nutrients Holdings, Inc Fertilizantes que contêm compostos orgânicos de alto valor e métodos de fabricação
CN105174483B (zh) * 2015-10-21 2017-04-19 北京华凌时代科技发展有限公司 一体化生物污水处理系统
US10870609B2 (en) 2018-08-16 2020-12-22 Anuvia Plant Nutrients Corporation Reactive inorganic coatings for agricultural fertilizers
JP2022507494A (ja) 2018-11-14 2022-01-18 アヌビア・プラント・ニュートリエンツ・ホールディングス・インコーポレイテッド 有機的に強化された無機肥料のコーティング又は表面層における生物活性分子の送達

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3772187A (en) * 1971-07-14 1973-11-13 D Othmer Sewage treatment process
US3772188A (en) * 1972-02-28 1973-11-13 R Edwards Sewage treatment apparatus and method
US4487699A (en) * 1983-12-09 1984-12-11 Long Jr Charles A Sewage sludge treatment apparatus and process
US4659464A (en) * 1984-09-14 1987-04-21 Long Enterprises, Inc. Apparatus for dispersing sludge with gas impingement
US4695388A (en) * 1984-09-14 1987-09-22 Long Enterprises, Inc. Apparatus and process for rapid sewage sludge separation
US4652382A (en) * 1984-10-19 1987-03-24 International Waste Water Reclamation Technologies, Inc. Process and apparatus for continuously treating sewage wastewater by chemical oxidation
US4681687A (en) * 1986-10-20 1987-07-21 Nalco Chemical Company Use of alkali metal nitrites to inhibit H2 S formation in flue gas desulfurization system sludges

Also Published As

Publication number Publication date
EP0415403B1 (de) 1992-07-15
DK0415403T3 (da) 1992-10-05
EP0415403A1 (de) 1991-03-06
US5147563A (en) 1992-09-15
ATE78241T1 (de) 1992-08-15
DE69000199T2 (de) 1993-01-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee