ES2112196B1 - PRESSURE OXIDATION OF WASTE WATER CURRENTS. - Google Patents

PRESSURE OXIDATION OF WASTE WATER CURRENTS.

Info

Publication number
ES2112196B1
ES2112196B1 ES9502511A ES9502511A ES2112196B1 ES 2112196 B1 ES2112196 B1 ES 2112196B1 ES 9502511 A ES9502511 A ES 9502511A ES 9502511 A ES9502511 A ES 9502511A ES 2112196 B1 ES2112196 B1 ES 2112196B1
Authority
ES
Spain
Prior art keywords
environment
oxidation
waste water
pressure oxidation
water currents
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
ES9502511A
Other languages
Spanish (es)
Other versions
ES2112196A1 (en
Inventor
Roncal Juan Javier Diez
Tezanos Enrique Hermana
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.)
ESTATAL DE PARTICIPACIONES IND
Original Assignee
ESTATAL DE PARTICIPACIONES IND
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 ESTATAL DE PARTICIPACIONES IND filed Critical ESTATAL DE PARTICIPACIONES IND
Priority to ES9502511A priority Critical patent/ES2112196B1/en
Publication of ES2112196A1 publication Critical patent/ES2112196A1/en
Application granted granted Critical
Publication of ES2112196B1 publication Critical patent/ES2112196B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

PROCEDIMIENTO PARA OXIDACION EN FASE ACUOSA DE COMPUESTOS ORGANICOS, CONTENIDOS EN AGUAS RESIDUALES, CON OXIGENO, A TEMPERATURA INFERIOR A 370C Y PRESIONES COMPRENDIDAS ENTRE 150 Y 270 BAR. LA PRESENCIA DE SUSTANCIAS INORGANICAS NO ALTERA LA OPERATIVIDAD DEL PROCESO. LA OXIDACION TIENE LUGAR EN DOS REACTORES TUBULARES EN SERIE, ADIABATICO EL PRIMERO E ISOTERMO EL SEGUNDO DE FORMA CONTINUA, Y SE RECUPERA PARCIALMENTE EL CALOR DE COMBUSTION EN EL REACTOR ISOTERMO, QUE ESTA PROVISTO DE UNA CARCASA EXTERNA, DONDE SE INTRODUCE AGUA A PRESION GENERANDOSE VAPOR A PRESION PREDETERMINADA. EL EFLUENTE DE REACCION SE UTILIZA PARA PRECALENTAR LA CORRIENTE INICIAL A OXIDAR, EN UN INTERCAMBIADOR INDIRECTO DE CARCASA Y TUBOS, A CONTINUACION ES ENFRIADO HASTA TEMPERATURA PROXIMA A LA AMBIENTE, Y LLEVADO A PRESION PROXIMA A LA ATMOSFERICA SEPARANDOSE UNA FASE GASEOSA, QUE SE VENTEA A LA ATMOSFERA Y UNA FASE LIQUIDA CONSTITUIDA MAYORITARIAMENTE POR AGUA.PROCEDURE FOR OXIDATION IN AQUEOUS PHASE OF ORGANIC COMPOUNDS, CONTAINED IN WASTEWATER, WITH OXYGEN, AT A TEMPERATURE LESS THAN 370C AND PRESSURES BETWEEN 150 AND 270 BAR. THE PRESENCE OF INORGANIC SUBSTANCES DOES NOT ALTER THE OPERATION OF THE PROCESS. OXIDATION TAKES PLACE IN TWO SERIAL TUBULAR REACTORS, THE FIRST IS ADIABATIC AND THE SECOND ISOTHERMALLY, AND THE COMBUSTION HEAT IS PARTIALLY RECOVERED, WHICH IS PROVIDED WITH AN EXTERNAL CASING, WHICH IS INTRODUCED TOWARDS DEFAULT PRESSURE STEAM. THE REACTION EFFLUENT IS USED TO PREHEAT THE INITIAL CURRENT TO OXIDIZE, IN AN INDIRECT EXCHANGER OF HOUSING AND TUBES, IT IS THEN COOLED UNTIL A TEMPERATURE NEXT TO THE ENVIRONMENT, WHICH IS POSSIBLE TO RELEASE THE ENVIRONMENT, AND IS LEADED TO A NEXT SEVERE SEASON. TO THE ATMOSPHERE AND A LIQUID PHASE CONSTITUTED MAINALLY BY WATER.

ES9502511A 1995-12-22 1995-12-22 PRESSURE OXIDATION OF WASTE WATER CURRENTS. Expired - Lifetime ES2112196B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9502511A ES2112196B1 (en) 1995-12-22 1995-12-22 PRESSURE OXIDATION OF WASTE WATER CURRENTS.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9502511A ES2112196B1 (en) 1995-12-22 1995-12-22 PRESSURE OXIDATION OF WASTE WATER CURRENTS.

Publications (2)

Publication Number Publication Date
ES2112196A1 ES2112196A1 (en) 1998-03-16
ES2112196B1 true ES2112196B1 (en) 1999-01-16

Family

ID=8292539

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9502511A Expired - Lifetime ES2112196B1 (en) 1995-12-22 1995-12-22 PRESSURE OXIDATION OF WASTE WATER CURRENTS.

Country Status (1)

Country Link
ES (1) ES2112196B1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5250193A (en) * 1992-07-28 1993-10-05 Air Products And Chemicals, Inc. Wet oxidation of aqueous streams
US5501799A (en) * 1994-06-07 1996-03-26 Abitibi-Price, Inc. Method to remove inorganic scale from a supercritical water oxidation reactor

Also Published As

Publication number Publication date
ES2112196A1 (en) 1998-03-16

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