IT1035867B - Procedimento epr la depurazione delle acque di rifiuto chesi formano nella produzione di plastificanti per esteri - Google Patents

Procedimento epr la depurazione delle acque di rifiuto chesi formano nella produzione di plastificanti per esteri

Info

Publication number: IT1035867B
Authority: IT; Italy
Prior art keywords: plasticants; epr; foreign; purification; procedure
Prior art date: 1974-05-31

Application number

IT49822/75A

Other languages

English (en)

Italian (it)

Original Assignee

Ruhrchemie Ag

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.)

1974-05-31

Filing date

1975-05-28

Publication date

1979-10-20

1975-05-28 Application filed by Ruhrchemie Ag filed Critical Ruhrchemie Ag

1979-10-20 Application granted granted Critical

1979-10-20 Publication of IT1035867B publication Critical patent/IT1035867B/it

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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/025—Thermal hydrolysis
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/38—Polymers

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Removal Of Specific Substances (AREA)

IT49822/75A 1974-05-31 1975-05-28 Procedimento epr la depurazione delle acque di rifiuto chesi formano nella produzione di plastificanti per esteri IT1035867B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2426448A DE2426448C2 (de)	1974-05-31	1974-05-31	Verfahren zur Reinigung des bei der Herstellung von Estern entstehenden Abwassers

Publications (1)

Publication Number	Publication Date
IT1035867B true IT1035867B (it)	1979-10-20

Family

ID=5917008

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT49822/75A IT1035867B (it)	1974-05-31	1975-05-28	Procedimento epr la depurazione delle acque di rifiuto chesi formano nella produzione di plastificanti per esteri

Country Status (16)

Country	Link
JP (1)	JPS5858337B2 (es)
AT (1)	AT333671B (es)
BE (1)	BE829476A (es)
BR (1)	BR7503289A (es)
CA (1)	CA1056738A (es)
DE (1)	DE2426448C2 (es)
ES (1)	ES437932A1 (es)
FR (1)	FR2272956B1 (es)
GB (1)	GB1467936A (es)
HU (1)	HU172413B (es)
IT (1)	IT1035867B (es)
NL (2)	NL162616B (es)
PL (1)	PL107635B1 (es)
RO (1)	RO66358A (es)
SE (1)	SE408788B (es)
SU (1)	SU695550A3 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2553840C3 (de) *	1975-11-29	1981-01-29	Bayer Ag, 5090 Leverkusen	Druckhydrolytische Behandlung von Abwasser
DE2818680A1 (de) *	1978-04-27	1979-10-31	Bayer Ag	Verfahren zur aufarbeitung von nitro-hydroxy-aromaten enthaltenden abwaessern

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1560683A (es) *	1968-02-26	1969-03-21

0
- NL NL7505820.A patent/NL162616C/xx active
1974
- 1974-05-31 DE DE2426448A patent/DE2426448C2/de not_active Expired
- 1974-09-09 AT AT722574A patent/AT333671B/de not_active IP Right Cessation
1975
- 1975-05-15 SU SU752133353A patent/SU695550A3/ru active
- 1975-05-16 NL NL7505820.A patent/NL162616B/xx not_active IP Right Cessation
- 1975-05-22 GB GB2230475A patent/GB1467936A/en not_active Expired
- 1975-05-22 SE SE7505851A patent/SE408788B/xx unknown
- 1975-05-22 RO RO7582306A patent/RO66358A/ro unknown
- 1975-05-23 HU HU75RU00000159A patent/HU172413B/hu unknown
- 1975-05-23 JP JP50061810A patent/JPS5858337B2/ja not_active Expired
- 1975-05-23 PL PL1975180664A patent/PL107635B1/pl unknown
- 1975-05-23 FR FR7516222A patent/FR2272956B1/fr not_active Expired
- 1975-05-26 ES ES437932A patent/ES437932A1/es not_active Expired
- 1975-05-26 BE BE156698A patent/BE829476A/xx unknown
- 1975-05-26 BR BR4205/75A patent/BR7503289A/pt unknown
- 1975-05-28 IT IT49822/75A patent/IT1035867B/it active
- 1975-05-30 CA CA228,122A patent/CA1056738A/en not_active Expired

Also Published As

Publication number	Publication date
BE829476A (fr)	1975-11-26
NL162616B (nl)	1980-01-15
DE2426448C2 (de)	1984-05-17
AU8151875A (en)	1976-12-02
JPS5858337B2 (ja)	1983-12-24
BR7503289A (pt)	1976-05-25
SE7505851L (sv)	1975-12-01
GB1467936A (en)	1977-03-23
JPS514117A (en)	1976-01-14
SE408788B (sv)	1979-07-09
SU695550A3 (ru)	1979-10-30
AT333671B (de)	1976-12-10
RO66358A (fr)	1979-08-15
ES437932A1 (es)	1977-01-01
CA1056738A (en)	1979-06-19
FR2272956A1 (es)	1975-12-26
PL107635B1 (pl)	1980-02-29
NL162616C (nl)
ATA722574A (de)	1976-03-15
DE2426448B1 (de)	1975-11-20
HU172413B (hu)	1978-08-28
NL7505820A (nl)	1975-12-02
FR2272956B1 (es)	1977-04-15

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