ES535514A0 - Un procedimiento para producir un lodo no peligroso para el medio ambiente a partir de una solucion acuosa que contiene metales pesados - Google Patents

Un procedimiento para producir un lodo no peligroso para el medio ambiente a partir de una solucion acuosa que contiene metales pesados

Info

Publication number
ES535514A0
ES535514A0 ES535514A ES535514A ES535514A0 ES 535514 A0 ES535514 A0 ES 535514A0 ES 535514 A ES535514 A ES 535514A ES 535514 A ES535514 A ES 535514A ES 535514 A0 ES535514 A0 ES 535514A0
Authority
ES
Spain
Prior art keywords
hazardous
mud
procedure
environment
producing
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
ES535514A
Other languages
English (en)
Other versions
ES8506062A1 (es
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.)
Deere and Co
Original Assignee
Deere and Co
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
Application filed by Deere and Co filed Critical Deere and Co
Publication of ES535514A0 publication Critical patent/ES535514A0/es
Publication of ES8506062A1 publication Critical patent/ES8506062A1/es
Expired 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
    • 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
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C02F2101/18—Cyanides
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C02F2101/22—Chromium or chromium compounds, e.g. chromates

Landscapes

  • Chemical & Material Sciences (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)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Treatment Of Sludge (AREA)
ES535514A 1983-08-31 1984-08-30 Un procedimiento para producir un lodo no peligroso para el medio ambiente a partir de una solucion acuosa que contiene metales pesados Expired ES8506062A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US52803183A 1983-08-31 1983-08-31

Publications (2)

Publication Number Publication Date
ES535514A0 true ES535514A0 (es) 1985-06-16
ES8506062A1 ES8506062A1 (es) 1985-06-16

Family

ID=24103980

Family Applications (1)

Application Number Title Priority Date Filing Date
ES535514A Expired ES8506062A1 (es) 1983-08-31 1984-08-30 Un procedimiento para producir un lodo no peligroso para el medio ambiente a partir de una solucion acuosa que contiene metales pesados

Country Status (6)

Country Link
EP (1) EP0156059B1 (es)
JP (1) JPS6071087A (es)
CA (1) CA1244152A (es)
DE (1) DE3469888D1 (es)
ES (1) ES8506062A1 (es)
ZA (1) ZA846796B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6297698A (ja) * 1985-10-25 1987-05-07 レナ−ト・ジ−・エリツクソン 汚泥の再構成および転化法
EP0221760A3 (en) * 1985-11-01 1989-09-27 Montana Tech Foundation Method for recovering metal values from mixed-metal aqueous solutions by selective phosphate precipitation
US4724084A (en) * 1986-03-28 1988-02-09 The Boeing Company System for removing toxic organics and metals from manufacturing wastewater
US5000858A (en) * 1989-07-17 1991-03-19 Coltec Industries Inc. Method for removing hexavalent chromium from water
US5430233A (en) * 1991-03-22 1995-07-04 Wheelabrator Environmental Systems, Inc. Immobilization of lead in solid residues from reclaiming metals
CZ127492A3 (en) * 1992-04-27 1994-01-19 Masat Jan Process for treating materials containing heavy metals
US5637355A (en) * 1996-04-22 1997-06-10 Rmt, Inc. Method of nonhazardous removal of paint containing heavy metals and coating preparation for performing the same
US20120145646A1 (en) * 2010-12-08 2012-06-14 Tetra Technologies, Inc. Method for Removal of Iron from an Aqueous Solution
EP2870109A4 (en) * 2012-07-03 2016-03-23 Veolia Water Solutions & Tech PROCESS FOR PURIFYING AQUEOUS CONTAMINATED METALLOID SOLUTION, SAID METHOD FOR REDUCING THE CONTAMINANT CONCENTRATION OF SUCH A SOLUTION SO THAT IT CAN BE CONSUMED WITHOUT DANGER BY HUMAN BEING, AND BY PRECIPITATION WITHOUT OXIDATION
US9758717B2 (en) 2014-07-25 2017-09-12 WDWTechnologies LLC Systems and methods for removing contaminants from high density completion fluid
JP7486142B2 (ja) * 2019-07-25 2024-05-17 学校法人 龍谷大学 尿または下水添加によるリンおよび金属の同時除去または回収方法
JP7261703B2 (ja) * 2019-08-30 2023-04-20 日立造船株式会社 重金属含有灰の処理方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1253057A (fr) * 1959-04-01 1961-05-12 Benckiser Gmbh Joh A Procédé de coagulation de corps solides dans des suspensions aqueuses contenant du fer
US4072605A (en) * 1975-11-28 1978-02-07 Automated Medical Systems, Inc. Method of obtaining a precipitate of metallic ions from solutions containing low concentrations of metal salts
US4025430A (en) * 1976-01-12 1977-05-24 Amax Inc. Removal of metal ions from waste water

Also Published As

Publication number Publication date
EP0156059B1 (en) 1988-03-16
EP0156059A2 (en) 1985-10-02
EP0156059A3 (en) 1986-05-14
JPS6071087A (ja) 1985-04-22
ES8506062A1 (es) 1985-06-16
DE3469888D1 (en) 1988-04-21
JPH0124556B2 (es) 1989-05-12
CA1244152A (en) 1988-11-01
ZA846796B (en) 1986-04-30

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970203