ES2057354T3 - Maquina para reducir la dqo (demanda quimica de oxigeno) de los efluentes industriales o urbanos. - Google Patents

Maquina para reducir la dqo (demanda quimica de oxigeno) de los efluentes industriales o urbanos.

Info

Publication number
ES2057354T3
ES2057354T3 ES90200498T ES90200498T ES2057354T3 ES 2057354 T3 ES2057354 T3 ES 2057354T3 ES 90200498 T ES90200498 T ES 90200498T ES 90200498 T ES90200498 T ES 90200498T ES 2057354 T3 ES2057354 T3 ES 2057354T3
Authority
ES
Spain
Prior art keywords
effluent
industrial
machine
effluents
urban
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
ES90200498T
Other languages
English (en)
Inventor
Riccardo Rausa
Vincenzo Calemma
Roberto Menicagli
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.)
Eni Tecnologie SpA
Original Assignee
Eniricerche SpA
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 Eniricerche SpA filed Critical Eniricerche SpA
Application granted granted Critical
Publication of ES2057354T3 publication Critical patent/ES2057354T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General 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)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Water Treatment By Sorption (AREA)
  • Fertilizers (AREA)

Abstract

ES DESCRITO UN METODO PARA REDUCIR EL EFLUENTE COD URBANO E INDUSTRIAL, COMPRENDIENDO TRATAR DICHOS EFLUENTES CON UNA SOLUCION ACUOSA DE SALES ALCALINA Y/O AMONIO DE ACIDOS HUMICOS PREPARADOS POR LA OXIDACION SECA DE CARBON CON OXIGENO O MEZCLAS OXIGENO/NITROGENO A UNA TEMPERATURA ENTRE 120 Y 350 C A UNA PRESION PARCIAL DE OXIGENO DE ENTRE 0.1 Y 10 ATA PARA UN TIEMPO DE CONTACTO DE ENTRE 15 A 600 MINUTOS, SEGUIDO POR LA EXTRACCION DEL PRODUCTO DE OXIDACION CRUDO CON UNA SOLUCION ALCALINA Y/O AMONIACAL, CARACTERIZADA EN QUE DICHA SOLUCION ACUOSA ES ALIMENTADA DENTRO DEL EFLUENTE, EL PH QUE PREVIAMENTE HA SIDO AJUSTADO A ENTRE 1 Y 3.5, A LA EXTENSION QUE LAS SALES DE ACIDO HUMICO QUE EXHIBEN ACCION FLOCULADORA ESTAN EN UNA CONCENTRACION DE MENOS QUE O IGUAL A 2000 MG/L DE EFLUENTE.
ES90200498T 1989-03-10 1990-03-02 Maquina para reducir la dqo (demanda quimica de oxigeno) de los efluentes industriales o urbanos. Expired - Lifetime ES2057354T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8919735A IT1230069B (it) 1989-03-10 1989-03-10 Procedimento per la riduzione del cod da reflui industriali o urbani.

Publications (1)

Publication Number Publication Date
ES2057354T3 true ES2057354T3 (es) 1994-10-16

Family

ID=11160780

Family Applications (1)

Application Number Title Priority Date Filing Date
ES90200498T Expired - Lifetime ES2057354T3 (es) 1989-03-10 1990-03-02 Maquina para reducir la dqo (demanda quimica de oxigeno) de los efluentes industriales o urbanos.

Country Status (12)

Country Link
US (1) US5112501A (es)
EP (1) EP0386838B1 (es)
AT (1) ATE107911T1 (es)
AU (1) AU630926B2 (es)
CA (1) CA2011869A1 (es)
DE (1) DE69010235T2 (es)
DK (1) DK0386838T3 (es)
ES (1) ES2057354T3 (es)
IT (1) IT1230069B (es)
PL (1) PL161754B1 (es)
RU (1) RU2052389C1 (es)
ZA (1) ZA901717B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4022795A1 (de) * 1990-07-18 1992-01-23 Ruetgerswerke Ag Verfahren zum detoxifizieren von wasser und mittel hierzu
US7747507B2 (en) * 1996-05-23 2010-06-29 Ticketmaster L.L.C. Computer controlled auction system
JPH11310785A (ja) * 1998-04-30 1999-11-09 Mitsubishi Heavy Ind Ltd 石炭改質方法及びその装置
WO2007120631A1 (en) 2006-04-11 2007-10-25 Massachusetts Institute Of Technology Fouling resistant membranes formed with polyacrylonitrile graft copolymers
US8911630B2 (en) * 2009-01-14 2014-12-16 Savannah River Nuclear Solutions, Llc Process for treating waste water having low concentrations of metallic contaminants
US8784665B1 (en) * 2011-04-12 2014-07-22 Geoff McMahon Method for reducing odor and harmful materials from sewer plant process streams
CN110499275B (zh) * 2018-05-18 2021-11-05 天津大学 基于aqs的扰动负荷条件下驯化腐殖酸还原菌的方法
CN110127925B (zh) * 2019-06-03 2020-12-08 南京大学盐城环保技术与工程研究院 一种将废酸处理所产混盐资源化的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2200784A (en) * 1939-01-12 1940-05-14 Robeson Process Company Flocculating aqueous liquids
US2415439A (en) * 1942-01-19 1947-02-11 Nelson Wyly Dewey Purification of liquids by lignin
GB749662A (en) * 1953-12-24 1956-05-30 Arie Knepper Process for the purification of liquids containing colloidal or suspended substances in very fine division
US2993006A (en) * 1958-03-03 1961-07-18 Staley Mfg Co A E Treatment of vegetable oil wash waters
NO118059B (es) * 1966-11-11 1969-10-27 Apotekernes Lab For Specialpra
US3872002A (en) * 1973-03-29 1975-03-18 Georesources Inc Process for extracting phosphate from solutions
HU177908B (en) * 1979-02-07 1982-01-28 Tatabanyai Szenbanyak Method for treating waters contaminated chemically
JPS5719084A (en) * 1980-07-09 1982-02-01 Asahi Chem Ind Co Ltd Disposal of waste water
JPS586286A (ja) * 1981-07-02 1983-01-13 Terunaito:Kk 染料等の廃水の凝集分離処理方法
JPS62127746A (ja) * 1985-11-28 1987-06-10 Ricoh Co Ltd 電子写真感光体用電極
IT1189071B (it) * 1986-03-14 1988-01-28 Eniricerche Spa Procedimento per la rimozione di metalli da acque che li contengono

Also Published As

Publication number Publication date
EP0386838B1 (en) 1994-06-29
AU630926B2 (en) 1992-11-12
CA2011869A1 (en) 1990-09-10
DE69010235D1 (de) 1994-08-04
RU2052389C1 (ru) 1996-01-20
US5112501A (en) 1992-05-12
IT8919735A0 (it) 1989-03-10
ZA901717B (en) 1990-12-28
PL161754B1 (pl) 1993-07-30
EP0386838A1 (en) 1990-09-12
DK0386838T3 (da) 1994-10-03
AU5075690A (en) 1990-09-13
ATE107911T1 (de) 1994-07-15
IT1230069B (it) 1991-10-05
DE69010235T2 (de) 1995-02-23

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