JPS61129095A - 汚泥沈降促進材の循環使用方法 - Google Patents

汚泥沈降促進材の循環使用方法

Info

Publication number: JPS61129095A
Authority: JP; Japan
Prior art keywords: sludge; sedimentation; activated sludge; tank; separation tank
Prior art date: 1984-11-27
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.): Granted

Application number

JP59251184A

Other languages

English (en)

Japanese (ja)

Other versions

JPH0510997B2 (de

Inventor

Akitane Kitajima

北島　晧胤

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.)

Individual

Original Assignee

Individual

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.)

1984-11-27

Filing date

1984-11-27

Publication date

1986-06-17

1984-11-27 Application filed by Individual filed Critical Individual

1984-11-27 Priority to JP59251184A priority Critical patent/JPS61129095A/ja

1986-06-17 Publication of JPS61129095A publication Critical patent/JPS61129095A/ja

1993-02-12 Publication of JPH0510997B2 publication Critical patent/JPH0510997B2/ja

Status Granted legal-status Critical Current

Links

238000004062 sedimentation Methods 0.000 title claims abstract description 41
238000000926 separation method Methods 0.000 title claims abstract description 33
238000000034 method Methods 0.000 title claims abstract description 10
230000003134 recirculating effect Effects 0.000 title 1
239000010802 sludge Substances 0.000 claims abstract description 124
238000005273 aeration Methods 0.000 claims abstract description 38
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
239000000203 mixture Substances 0.000 claims abstract 2
230000005484 gravity Effects 0.000 claims description 5
239000000843 powder Substances 0.000 abstract description 13
239000000725 suspension Substances 0.000 abstract description 11
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 9
239000007788 liquid Substances 0.000 abstract description 5
239000002351 wastewater Substances 0.000 abstract description 4
239000011521 glass Substances 0.000 abstract description 3
239000008213 purified water Substances 0.000 abstract description 3
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000004065 wastewater treatment Methods 0.000 description 2
241000287828 Gallus gallus Species 0.000 description 1
239000002253 acid Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000005188 flotation Methods 0.000 description 1
230000000813 microbial effect Effects 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
238000004064 recycling Methods 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
239000002699 waste material Substances 0.000 description 1

Classifications

- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

Activated Sludge Processes (AREA)

JP59251184A 1984-11-27 1984-11-27 汚泥沈降促進材の循環使用方法 Granted JPS61129095A (ja)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
JP59251184A JPS61129095A (ja)	1984-11-27	1984-11-27	汚泥沈降促進材の循環使用方法

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP59251184A JPS61129095A (ja)	1984-11-27	1984-11-27	汚泥沈降促進材の循環使用方法

Publications (2)

Publication Number	Publication Date
JPS61129095A true JPS61129095A (ja)	1986-06-17
JPH0510997B2 JPH0510997B2 (de)	1993-02-12

Family

ID=17218928

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP59251184A Granted JPS61129095A (ja)	1984-11-27	1984-11-27	汚泥沈降促進材の循環使用方法

Country Status (1)

Country	Link
JP (1)	JPS61129095A (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH03178395A (ja) *	1989-12-05	1991-08-02	Nippon Steel Corp	生物学的処理方法
US6221253B1 (en)	1997-03-14	2001-04-24	Kurita Water Industries Ltd.	Sedimentation acceleration agent for activated sludge and method for using the same

1984
- 1984-11-27 JP JP59251184A patent/JPS61129095A/ja active Granted

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPH03178395A (ja) *	1989-12-05	1991-08-02	Nippon Steel Corp	生物学的処理方法
US6221253B1 (en)	1997-03-14	2001-04-24	Kurita Water Industries Ltd.	Sedimentation acceleration agent for activated sludge and method for using the same

Also Published As

Publication number	Publication date
JPH0510997B2 (de)	1993-02-12

Similar Documents

Publication	Publication Date	Title
US4735725A (en)	1988-04-05	Process for the improved separation of clarified liquid from biomass in the biological treatment of sewage
US4200524A (en)	1980-04-29	Bio-surface separation process
CN1232450C (zh)	2005-12-21	采用薄膜过滤器处理废水的方法和设备
US4721569A (en)	1988-01-26	Phosphorus treatment process
ATE10827T1 (de)	1985-01-15	Verfahren und vorrichtung zur biologischen reinigung von phosphathaltigem abwasser.
KR100273913B1 (ko)	2000-12-15	생물학적반응에의한하폐수처리장치및방법
CA2625798A1 (en)	2007-05-03	Water treating method and arrangement integrating a fixed-bacteria biological treatment and flocculation-decantation
US4536293A (en)	1985-08-20	Method of treating waste water
US3788478A (en)	1974-01-29	Waste water treatment
US4447330A (en)	1984-05-08	Method of treating waste water
US2492486A (en)	1949-12-27	Separating solids from a liquid
JP3478321B2 (ja)	2003-12-15	活性汚泥沈降促進剤、およびそれを用いた排水の活性汚泥処理方法
JPS61129095A (ja)	1986-06-17	汚泥沈降促進材の循環使用方法
US4175041A (en)	1979-11-20	Apparatus for degassing floating sludge
US3522171A (en)	1970-07-28	Sewage sludge treatment process
JPS61242697A (ja)	1986-10-28	有機性廃水の生物学的処理法
JP3252285U (ja)	2025-08-01	磁性体凝集剤添加水処理装置
JPH0214120B2 (de)	1990-04-06
JPS60125214A (ja)	1985-07-04	最終沈澱池の制御方法
JPS58119391A (ja)	1983-07-15	汚水処理方法
JPH0487699A (ja)	1992-03-19	汚濁水域の浄化方法
JPS57136991A (en)	1982-08-24	Solid-liquid separating method
JPS58143890A (ja)	1983-08-26	有機性廃水の処理法
JPS648597B2 (de)	1989-02-14
SU998383A1 (ru)	1983-02-23	Способ биологической очистки сточных вод