ES463620A1 - Procedimiento para la purificacion de aguas residuales. - Google Patents

Procedimiento para la purificacion de aguas residuales.

Info

Publication number
ES463620A1
ES463620A1 ES463620A ES463620A ES463620A1 ES 463620 A1 ES463620 A1 ES 463620A1 ES 463620 A ES463620 A ES 463620A ES 463620 A ES463620 A ES 463620A ES 463620 A1 ES463620 A1 ES 463620A1
Authority
ES
Spain
Prior art keywords
phenol
waste water
formaldehyde
containing waste
purification
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
Application number
ES463620A
Other languages
English (en)
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.)
DEUTSCHE GOLD- und SILBER-SCHEIDEANSTALT VORM RO
Evonik Operations GmbH
Original Assignee
DEUTSCHE GOLD- und SILBER-SCHEIDEANSTALT VORM RO
Degussa GmbH
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 DEUTSCHE GOLD- und SILBER-SCHEIDEANSTALT VORM RO, Degussa GmbH filed Critical DEUTSCHE GOLD- und SILBER-SCHEIDEANSTALT VORM RO
Publication of ES463620A1 publication Critical patent/ES463620A1/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
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/76—Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/917—Color

Landscapes

  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Removal Of Specific Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Water Treatment By Sorption (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Cleaning Or Drying Semiconductors (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Fire-Extinguishing Compositions (AREA)

Abstract

Procedimiento para la purificación de aguas residuales que contienen fenol o fenol-formaldehido con dióxido de cloro, que se caracteriza por el hecho de que esta aguas residuales son tratadas con cloritos de metales alcalinos o alcalinotérreos en presencia de formaldehido y la proporción en peso de formaldehido a fenol oscila entre 0,5 a 2:1 y la proporción molar de la suma de fenol + formaldehido a clorito oscila entre 1:1,2 y 1:2, tras lo cual las aguas residuales tratadas se decoloran eventualmente de manera conocida.
ES463620A 1976-12-17 1977-10-27 Procedimiento para la purificacion de aguas residuales. Expired ES463620A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2657192A DE2657192B1 (de) 1976-12-17 1976-12-17 Verfahren zur Reinigung phenol- und phenol-/formaldehydhaltiger Abwaesser

Publications (1)

Publication Number Publication Date
ES463620A1 true ES463620A1 (es) 1978-07-16

Family

ID=5995771

Family Applications (1)

Application Number Title Priority Date Filing Date
ES463620A Expired ES463620A1 (es) 1976-12-17 1977-10-27 Procedimiento para la purificacion de aguas residuales.

Country Status (18)

Country Link
US (1) US4157300A (es)
JP (1) JPS5376554A (es)
AR (1) AR212937A1 (es)
AT (1) AT352029B (es)
AU (1) AU511201B2 (es)
BE (1) BE861967A (es)
BR (1) BR7708338A (es)
CA (1) CA1088231A (es)
CH (1) CH631140A5 (es)
DE (1) DE2657192B1 (es)
ES (1) ES463620A1 (es)
FI (1) FI64558C (es)
FR (1) FR2374266A1 (es)
GB (1) GB1571261A (es)
NL (1) NL7711950A (es)
NO (1) NO147872C (es)
SE (1) SE423622B (es)
ZA (1) ZA777362B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2757561C2 (de) * 1977-12-23 1987-03-26 Degussa Ag, 6000 Frankfurt Verfahren zum Desodorieren von Schlämmen
US5071568A (en) * 1990-10-31 1991-12-10 Union Oil Company Of California Selenium removal process
FR2725711A1 (fr) * 1994-10-14 1996-04-19 Augarde Jacques Procede de traitement des rejets phenoles
US5801300A (en) * 1996-04-19 1998-09-01 Life Science Laboratories, Inc. Method for determining glycol and formaldehyde contaminants in ground water samples
BR0309652A (pt) * 2002-04-30 2005-03-01 Nalco Co Método para limpeza e desinfecção simultânea de um sistema de água industrial
JP3871263B2 (ja) * 2002-10-03 2007-01-24 三洋電機株式会社 ホルマリン固定した有機性廃棄物の処理方法及び処理装置
CN114617096B (zh) * 2022-03-11 2023-04-07 温州大学 一种智能养殖海水循环系统及其使用方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2367771A (en) * 1941-10-08 1945-01-23 Mathieson Alkali Works Inc Bleaching cellulosic materials
US2323594A (en) * 1941-10-29 1943-07-06 Mathieson Alkali Works Inc Production of chlorine dioxide by reaction of chlorites and aldehydes
BE465974A (es) * 1943-01-11 1900-01-01
US2452970A (en) * 1945-01-22 1948-11-02 Olin Mathieson Treatment of water
US2452971A (en) * 1945-05-23 1948-11-02 Olin Mathieson Treatment of water
DE881779C (de) * 1945-05-23 1953-05-21 Electro Chimie Soc D Verfahren zum Verbessern des Geschmacks und Geruchs von verunreinigtem, insbesondere gechlortem Wasser
US2430675A (en) * 1945-06-15 1947-11-11 Mathieson Alkali Works Inc Bleaching fatty acid compounds with chlorite and aldehyde
SU141814A1 (ru) 1960-12-15 1961-11-30 П.М. Богатырев Способ комплексной очистки сточных вод от формальдегида и фенола в производстве фенол-формальдегидных смол
US3386915A (en) * 1964-03-18 1968-06-04 Solvay Process for the manufacturing of chlorine dioxide in solution and the use of the solution thus obtained
FR1463729A (fr) * 1965-02-24 1966-12-23 Rohm & Haas Enrichissement et éventuellement séparation d'un composé organique par des techniques d'adsorption
US3574052A (en) * 1967-02-28 1971-04-06 Chemech Eng Ltd Chemical pulping and bleaching in an enclosed reaction zone,by reduction of chlorate
US3663467A (en) * 1968-08-30 1972-05-16 Rohm & Haas Porous polymers based on trimethylolpropane trimethacrylate and related materials
US3635817A (en) * 1968-10-17 1972-01-18 Envirotech Corp Waste water treatment process
US3617582A (en) * 1970-03-02 1971-11-02 Du Pont Process for detoxifying cyanide waste waters
US3733266A (en) * 1971-09-07 1973-05-15 Administrator Of The Environme Waste water purification by breakpoint chlorination and carbon adsorption
SE377456B (es) * 1973-05-25 1975-07-07 Kema Nord Ab
DE2404264C3 (de) * 1974-01-30 1980-10-09 Th. Goldschmidt Ag, 4300 Essen Verfahren zum Vorreinigen von Phenol, Formaldehyd und deren Reaktionsprodukte enthaltendem Abwasser
SU532575A1 (ru) 1974-08-12 1976-10-25 Предприятие П/Я М-5885 Способ очистки сточных вод производства фенолформальдегидных смол
US4013761A (en) * 1976-01-23 1977-03-22 Olin Corporation Chlorine dioxide generation

Also Published As

Publication number Publication date
FI64558B (fi) 1983-08-31
NO774278L (no) 1978-06-20
CH631140A5 (de) 1982-07-30
JPS5546238B2 (es) 1980-11-21
DE2657192B1 (de) 1978-06-08
AR212937A1 (es) 1978-11-15
CA1088231A (en) 1980-10-21
ATA731977A (de) 1979-01-15
NL7711950A (nl) 1978-06-20
BE861967A (fr) 1978-06-16
AU511201B2 (en) 1980-07-31
AT352029B (de) 1979-08-27
NO147872B (no) 1983-03-21
AU3066077A (en) 1979-05-24
FI773140A (fi) 1978-06-18
SE423622B (sv) 1982-05-17
US4157300A (en) 1979-06-05
FR2374266B1 (es) 1980-11-28
GB1571261A (en) 1980-07-09
BR7708338A (pt) 1978-08-08
SE7714383L (sv) 1978-06-18
ZA777362B (en) 1978-10-25
FR2374266A1 (fr) 1978-07-13
NO147872C (no) 1983-06-29
FI64558C (fi) 1983-12-12
JPS5376554A (en) 1978-07-07

Similar Documents

Publication Publication Date Title
ES8103714A1 (es) Procedimiento de tratamiento de aguas potables
ES464345A1 (es) Procedimiento para la purificacion de aguas residuales.
ES8104148A1 (es) Procedimiento para reducir la demanda quimica de oxigeno en las aguas residuales
ES8104147A1 (es) Procedimiento para reducir la demanda quimica de oxigeno en las aguas residuales
ES462196A1 (es) Procedimiento en dos fases con fangos activados para la de- puracion de aguas sucias.
ES463620A1 (es) Procedimiento para la purificacion de aguas residuales.
GB1409233A (en) Method for purifying hydrogen sulphide-containing gas
GB1523109A (en) Treatment of sulphide-bearing waters with chlorine dioxid
ES8206393A1 (es) Procedimiento para la desintegracion de derivados de 6-amino-5-triacina,contenidos en aguas residuales
JPS5235445A (en) Purification technology of water containing organic chlorine compound
FI913026A0 (fi) Foerfarande foer framstaellning av klordioxid.
JPS5394444A (en) Method of treating waste water containing highly concentrated ammonia nitrogen
JPS5428452A (en) Method of purifying colored waster water
JPS5233904A (en) Cleaning agent for the iron oxide scale
GB1405317A (en) Method of treating waste water from a desulphurization process with ozone
JPS5396098A (en) Purification of polyether
SU633822A1 (ru) Способ очистки сточных вод производства вискозного волокна
JPS5265970A (en) Process for treating waste water containing sulfate ions
JPS52123976A (en) Treatment of waste water
GB1290658A (es)
JPS5564888A (en) Treatment of waste water containing heavy metal
JPS52120181A (en) Decomposition of hydrocarbons with activated sludge
DZ283A1 (fr) Procédé de purification de solutions contenant descarbonate, sulfate, hydroxyde ou éventuellement hydrogenocarbonate alcalins ainsi que l'un au moins des métaux vanadium, uranium, molybdène.
JPS52139264A (en) Process for pretreatment of waste water
GB1408830A (en) Process for detoxifying wastes

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980504