NL151961B - DEVICE FOR PURIFICATION OF WASTE WATER. - Google Patents

DEVICE FOR PURIFICATION OF WASTE WATER.

Info

Publication number: NL151961B
Authority: NL; Netherlands
Prior art keywords: purification; waste water; waste; water
Prior art date: 1971-12-10

Application number

NL7216445A

Other languages

Dutch (nl)

Other versions

NL7216445A (en

Original Assignee

Mitsubishi Heavy Ind Ltd

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.)

1971-12-10

Filing date

1972-12-04

Publication date

1977-01-17

1972-12-04 Application filed by Mitsubishi Heavy Ind Ltd filed Critical Mitsubishi Heavy Ind Ltd

1973-06-13 Publication of NL7216445A publication Critical patent/NL7216445A/xx

1977-01-17 Publication of NL151961B publication Critical patent/NL151961B/en

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
- C02F1/5281—Installations for water purification using chemical agents
- 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
- C02F1/24—Treatment of water, waste water, or sewage by flotation

Landscapes

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)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Physical Water Treatments (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)

NL7216445A 1971-12-10 1972-12-04 DEVICE FOR PURIFICATION OF WASTE WATER. NL151961B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP11640671U JPS519759Y2 (en)	1971-12-10	1971-12-10

Publications (2)

Publication Number	Publication Date
NL7216445A NL7216445A (en)	1973-06-13
NL151961B true NL151961B (en)	1977-01-17

Family

ID=14686251

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7216445A NL151961B (en)	1971-12-10	1972-12-04	DEVICE FOR PURIFICATION OF WASTE WATER.

Country Status (9)

Country	Link
JP (1)	JPS519759Y2 (en)
BE (1)	BE792432A (en)
CA (1)	CA988634A (en)
DK (1)	DK143268C (en)
ES (1)	ES409679A1 (en)
FR (1)	FR2162580B1 (en)
GB (1)	GB1411133A (en)
NL (1)	NL151961B (en)
SE (1)	SE427177B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2205091B (en) *	1987-05-07	1991-05-15	British Steel Plc	Treatment of oil effluent
BE1003728A3 (en) *	1989-10-17	1992-06-02	Jozsef Recsei	Physicochemical waste water treatment and purification method andinstallation
IT1306887B1 (en) *	1999-07-14	2001-10-11	Ecosist S R L	IMPROVED PLANT FOR THE PURIFICATION OF CIVIL AND INDUSTRIAL WASTE
JP5000869B2 (en) *	2005-08-31	2012-08-15	Ｊｘ日鉱日石金属株式会社	Waste oil treatment method
CN109052722B (en) *	2018-09-05	2021-06-01	江苏五水环境工程有限公司	Sewage treatment device
CN119330484A (en) *	2024-12-18	2025-01-21	兰州石化职业技术大学	Chemical waste liquid treatment equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3147217A (en) *	1958-05-19	1964-09-01	William M Bready	Flotation method for the treatment and clarification of water
US3418236A (en) *	1966-07-18	1968-12-24	Combustion Eng	Flotation method and apparatus

0
- BE BE792432D patent/BE792432A/en unknown
1971
- 1971-12-10 JP JP11640671U patent/JPS519759Y2/ja not_active Expired
1972
- 1972-11-29 SE SE1555172A patent/SE427177B/en unknown
- 1972-12-04 NL NL7216445A patent/NL151961B/en not_active IP Right Cessation
- 1972-12-06 GB GB5641272A patent/GB1411133A/en not_active Expired
- 1972-12-07 ES ES409679A patent/ES409679A1/en not_active Expired
- 1972-12-08 FR FR7243729A patent/FR2162580B1/fr not_active Expired
- 1972-12-08 CA CA158,488A patent/CA988634A/en not_active Expired
- 1972-12-08 DK DK613872A patent/DK143268C/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
SE427177B (en)	1983-03-14
JPS519759Y2 (en)	1976-03-15
DE2258494B2 (en)	1976-03-25
BE792432A (en)	1973-03-30
FR2162580B1 (en)	1975-11-07
ES409679A1 (en)	1975-12-01
NL7216445A (en)	1973-06-13
CA988634A (en)	1976-05-04
JPS4871472U (en)	1973-09-07
DE2258494A1 (en)	1973-06-14
FR2162580A1 (en)	1973-07-20
DK143268B (en)	1981-08-03
DK143268C (en)	1981-12-14
GB1411133A (en)	1975-10-22

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NL151961B (en)	1977-01-17	DEVICE FOR PURIFICATION OF WASTE WATER.
NL145828B (en)	1975-05-15	METHOD FOR THE PURIFICATION OF WATER.
NL158084B (en)	1978-10-16	DEVICE FOR THE PURIFICATION OF WATER OR FOR THE TREATMENT OF WASTE WATER.
IT975973B (en)	1974-08-10	DRYER DEVICE FOR WASTE WATER SLUDGE
NL7505514A (en)	1975-11-11	METHOD FOR THE PURIFICATION OF WASTE WATER.
NL7503190A (en)	1975-10-31	DEVICE FOR PROCESSING WASTE WATER.

Legal Events

Date	Code	Title	Description
1983-01-17	V1	Lapsed because of non-payment of the annual fee
1992-12-31	NL80	Abbreviated name of patent owner mentioned of already nullified patent	Owner name: MITSUBISHI