IT994970B - Procedimento per defenolizzare acque di rifiuto - Google Patents

Procedimento per defenolizzare acque di rifiuto

Info

Publication number
IT994970B
IT994970B IT26708/73A IT2670873A IT994970B IT 994970 B IT994970 B IT 994970B IT 26708/73 A IT26708/73 A IT 26708/73A IT 2670873 A IT2670873 A IT 2670873A IT 994970 B IT994970 B IT 994970B
Authority
IT
Italy
Prior art keywords
dephenolizing
procedure
waste water
waste
water
Prior art date
Application number
IT26708/73A
Other languages
English (en)
Original Assignee
Phenolchemie 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
Priority claimed from DE19722235493 external-priority patent/DE2235493C3/de
Application filed by Phenolchemie Gmbh filed Critical Phenolchemie Gmbh
Application granted granted Critical
Publication of IT994970B publication Critical patent/IT994970B/it

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
    • C02F1/26—Treatment of water, waste water, or sewage by extraction
IT26708/73A 1972-07-20 1973-07-18 Procedimento per defenolizzare acque di rifiuto IT994970B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722235493 DE2235493C3 (de) 1972-07-20 Verfahren zur Entphenolung von Abwässern

Publications (1)

Publication Number Publication Date
IT994970B true IT994970B (it) 1975-10-20

Family

ID=5851094

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26708/73A IT994970B (it) 1972-07-20 1973-07-18 Procedimento per defenolizzare acque di rifiuto

Country Status (13)

Country Link
US (1) US3963610A (it)
JP (1) JPS4985033A (it)
AT (1) AT321830B (it)
BE (1) BE802544A (it)
CA (1) CA1003131A (it)
CH (1) CH582632A5 (it)
CS (1) CS172982B2 (it)
DD (1) DD107249A5 (it)
FR (1) FR2193789B1 (it)
GB (1) GB1426606A (it)
IT (1) IT994970B (it)
NL (1) NL7310047A (it)
PL (1) PL85835B1 (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2501376A1 (de) * 1975-01-15 1976-07-22 Metallgesellschaft Ag Verfahren zur entfernung von mono- und diphenolen und dergleichen aus abwaessern
US4026791A (en) * 1975-10-02 1977-05-31 Pullman Incorporated Treatment of aqueous waste
US4666858A (en) * 1984-10-22 1987-05-19 International Business Machines Corporation Determination of amount of anionic material in a liquid sample
DE4123244A1 (de) * 1991-07-13 1993-01-14 Basf Ag Verfahren zur weitestgehenden rueckgewinnung von mit wasser nicht mischbaren organischen loesungsmitteln
US5338453A (en) * 1992-07-27 1994-08-16 The Dow Chemical Company Recovery of phenols from hydrocarbon mixtures
IT1271279B (it) * 1994-12-15 1997-05-27 Enichem Spa Processo per il recupero di fenolo da un flusso acquoso contenente na2 so4
DE19837723A1 (de) 1998-08-20 2000-02-24 Phenolchemie Gmbh & Co Kg Verfahren zur Reinigung von Abwässern aus dem Hock-Verfahren
US6965056B1 (en) * 1999-05-03 2005-11-15 Shell Oil Company Removal of salts in the manufacture of phenolic compound
DE19954141A1 (de) * 1999-11-11 2001-06-13 Phenolchemie Gmbh & Co Kg Verfahren zur Verringerung des Salzgehaltes in Hochsieder aufweisenden Fraktionen, die bei der Herstellung von Phenol aus Cumol anfallen, durch Extraktion
EP1256561B1 (de) 2001-05-10 2006-08-16 INEOS Phenol GmbH & Co. KG Verfahren zur Verringerung des Salzgehaltes in Hochsieder aufweisenden Fraktionen, die bei der Herstellung von Phenol aus Cumol anfallen, durch Extraktion
US6620980B1 (en) * 2002-04-12 2003-09-16 Sunoco Inc (R&M) Method for recovery of phenol from aqueous streams
US6824687B2 (en) * 2002-11-20 2004-11-30 Abb Lummus Global Inc. Extraction of phenol from wastewater
EP2142491B2 (en) * 2007-05-09 2016-06-22 Badger Licensing LLC Bpa process improvement
ES2565855T3 (es) 2007-12-20 2016-04-07 Borealis Technology Oy Proceso para recuperación de compuestos orgánicos a partir de una corriente de agua residual
ES2452938B1 (es) * 2012-10-03 2015-03-11 Ecopat 38 S L Coagulante para clarificacion de aguas
RU2533152C1 (ru) * 2013-04-05 2014-11-20 Олег Савельевич Кочетов Устройство физико-химической очистки воды
CN105819588B (zh) * 2016-04-01 2018-11-20 中国环境科学研究院 减少苯酚丙酮生产中污染物排放的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE582044C (de) * 1929-04-03 1933-08-11 Concordia Bergbau Akt Ges Verfahren zur Gewinnung praktisch schwefelfreier Phenolatlauge
US2807654A (en) * 1955-09-13 1957-09-24 Shell Dev Process for extraction of phenol from aqueous mixtures
US3300405A (en) * 1963-06-10 1967-01-24 Joe Paradiso Process for reclaiming soiled solvent in situ
AT264391B (de) * 1965-12-21 1968-08-26 Efa Forschung Verfahren zum Abscheiden von Öl aus Abwässern, welche stabile Öl-in-Wasser-Emulsionen darstellen

Also Published As

Publication number Publication date
FR2193789A1 (it) 1974-02-22
CA1003131A (en) 1977-01-04
US3963610A (en) 1976-06-15
AT321830B (de) 1975-04-25
FR2193789B1 (it) 1978-07-21
CS172982B2 (it) 1977-01-28
GB1426606A (en) 1976-03-03
DE2235493A1 (de) 1974-01-31
NL7310047A (it) 1974-01-22
PL85835B1 (it) 1976-05-31
CH582632A5 (it) 1976-12-15
JPS4985033A (it) 1974-08-15
BE802544A (fr) 1973-11-16
DE2235493B2 (de) 1976-03-11
DD107249A5 (it) 1974-07-20

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