FR2343702A1 - Traitement ameliore d'une boue par addition de magnesie legerement calcinee - Google Patents

Traitement ameliore d'une boue par addition de magnesie legerement calcinee

Info

Publication number
FR2343702A1
FR2343702A1 FR7706943A FR7706943A FR2343702A1 FR 2343702 A1 FR2343702 A1 FR 2343702A1 FR 7706943 A FR7706943 A FR 7706943A FR 7706943 A FR7706943 A FR 7706943A FR 2343702 A1 FR2343702 A1 FR 2343702A1
Authority
FR
France
Prior art keywords
calcinated
magnesia
lightly
sludge
addition
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
Application number
FR7706943A
Other languages
English (en)
Other versions
FR2343702B1 (fr
Inventor
Isao Miyanohara
Hiroshi Miyazaki
Hideo Kawamura
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.)
Tosoh Corp
Original Assignee
Toyo Soda Manufacturing Co Ltd
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 JP2552676A external-priority patent/JPS52109481A/ja
Priority claimed from JP4120176A external-priority patent/JPS52124464A/ja
Priority claimed from JP5611476A external-priority patent/JPS52139258A/ja
Application filed by Toyo Soda Manufacturing Co Ltd filed Critical Toyo Soda Manufacturing Co Ltd
Publication of FR2343702A1 publication Critical patent/FR2343702A1/fr
Application granted granted Critical
Publication of FR2343702B1 publication Critical patent/FR2343702B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/03—Processes of filtration using flocculating agents
    • 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
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
FR7706943A 1976-03-11 1977-03-09 Traitement ameliore d'une boue par addition de magnesie legerement calcinee Granted FR2343702A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2552676A JPS52109481A (en) 1976-03-11 1976-03-11 Reforming of sludge
JP4120176A JPS52124464A (en) 1976-04-14 1976-04-14 Reforming process of living thing group sludge
JP5611476A JPS52139258A (en) 1976-05-18 1976-05-18 Modifying method of biological sludge

Publications (2)

Publication Number Publication Date
FR2343702A1 true FR2343702A1 (fr) 1977-10-07
FR2343702B1 FR2343702B1 (fr) 1983-07-08

Family

ID=27285049

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7706943A Granted FR2343702A1 (fr) 1976-03-11 1977-03-09 Traitement ameliore d'une boue par addition de magnesie legerement calcinee

Country Status (3)

Country Link
US (1) US4118319A (fr)
FR (1) FR2343702A1 (fr)
GB (1) GB1528294A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4201668A (en) * 1976-05-18 1980-05-06 Toyo Soda Manufacturing Co. Ltd. Treatment of sludge comprising biological aggregate
US4147665A (en) * 1976-06-07 1979-04-03 Agency Of Industrial Science & Technology Magnesia adsorbent
DE2843053A1 (de) * 1978-10-03 1980-04-24 Bayer Ag Faellmittel zur entphosphatisierung von abwasser und verfahren zu dessen herstellung
JP2716600B2 (ja) * 1991-06-26 1998-02-18 神鋼パンテック株式会社 汚泥の電気浸透脱水方法
US5833864A (en) * 1995-02-10 1998-11-10 Psc Technologies, Inc. Method for the reduction and control of the release of gas and odors from sewage and waste water
WO2002083573A2 (fr) * 2001-04-10 2002-10-24 Juan Amescua Rebollar Procede de retraitement des eaux usees savonneuses
US7285217B2 (en) * 2003-12-02 2007-10-23 Siemens Water Technologies Corp. Removing odoriferous sulfides from wastewater
US7799224B2 (en) 2008-01-30 2010-09-21 Siemens Water Technologies Corp. Wastewater treatment methods
EP2480304A4 (fr) * 2009-09-25 2013-11-06 Siemens Industry Inc Composition, systèmes et procédés s'y rapportant, pour l'élimination synergique d'odeurs des eaux usées
US8430112B2 (en) 2010-07-13 2013-04-30 Siemens Industry, Inc. Slurry feed system and method
US8968646B2 (en) 2011-02-18 2015-03-03 Evoqua Water Technologies Llc Synergistic methods for odor control

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3262877A (en) * 1964-11-05 1966-07-26 Kimberly Clark Co Water treatment process
US3399136A (en) * 1965-10-20 1968-08-27 Johns Manville Removal of bacteria from aqueous liquids by filtration
DE2206523A1 (de) * 1971-02-15 1972-08-31 Gullboegens Bruk Ab Ausfällungsmittel zur Reinigung von Wasser sowie Verfahren zur Herstellung dieses Mittels
DE2223402A1 (de) * 1971-05-17 1972-11-30 Mitsubishi Heavy Ind Ltd Verfahren zum Behandeln von Abwasser
DE2411346A1 (de) * 1974-03-09 1975-09-18 Metallgesellschaft Ag Verfahren zur aufbereitung von waessrigen sauren schlaemmen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3377271A (en) * 1966-05-31 1968-04-09 William T Neiman Process for the treatment of waste-containing waters
GB1318861A (en) * 1969-03-02 1973-05-31 Int Projects Corp Ltd Waste treatment plants
GB1361042A (en) * 1971-06-16 1974-07-24 Corson G & W H Hardenable compositions and methods of preparing them
US3720608A (en) * 1971-09-08 1973-03-13 Bonham Grant & Brundage Ltd Method and apparatus for conditioning and disposing of alum sludge from water treatment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3262877A (en) * 1964-11-05 1966-07-26 Kimberly Clark Co Water treatment process
US3399136A (en) * 1965-10-20 1968-08-27 Johns Manville Removal of bacteria from aqueous liquids by filtration
DE2206523A1 (de) * 1971-02-15 1972-08-31 Gullboegens Bruk Ab Ausfällungsmittel zur Reinigung von Wasser sowie Verfahren zur Herstellung dieses Mittels
DE2223402A1 (de) * 1971-05-17 1972-11-30 Mitsubishi Heavy Ind Ltd Verfahren zum Behandeln von Abwasser
DE2411346A1 (de) * 1974-03-09 1975-09-18 Metallgesellschaft Ag Verfahren zur aufbereitung von waessrigen sauren schlaemmen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CA1971 *

Also Published As

Publication number Publication date
GB1528294A (en) 1978-10-11
FR2343702B1 (fr) 1983-07-08
US4118319A (en) 1978-10-03

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Legal Events

Date Code Title Description
ST Notification of lapse