GB1478345A - Process for purifying water containing suspended matter - Google Patents
Process for purifying water containing suspended matterInfo
- Publication number
- GB1478345A GB1478345A GB2610074A GB2610074A GB1478345A GB 1478345 A GB1478345 A GB 1478345A GB 2610074 A GB2610074 A GB 2610074A GB 2610074 A GB2610074 A GB 2610074A GB 1478345 A GB1478345 A GB 1478345A
- Authority
- GB
- United Kingdom
- Prior art keywords
- suspended matter
- layer
- metal
- liquor
- ppm
- 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
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title abstract 3
- 239000008394 flocculating agent Substances 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- 229910000000 metal hydroxide Inorganic materials 0.000 abstract 2
- 229910044991 metal oxide Inorganic materials 0.000 abstract 2
- 150000004706 metal oxides Chemical class 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 2
- 238000013019 agitation Methods 0.000 abstract 1
- 230000015271 coagulation Effects 0.000 abstract 1
- 238000005345 coagulation Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract 1
- 150000004692 metal hydroxides Chemical class 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0018—Separation of suspended solid particles from liquids by sedimentation provided with a pump mounted in or on a settling tank
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (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)
- General Chemical & Material Sciences (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4077974A JPS5244753B2 (US06811534-20041102-M00003.png) | 1974-04-10 | 1974-04-10 | |
JP4078074A JPS5215471B2 (US06811534-20041102-M00003.png) | 1974-04-10 | 1974-04-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1478345A true GB1478345A (en) | 1977-06-29 |
Family
ID=26380295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2610074A Expired GB1478345A (en) | 1974-04-10 | 1974-06-12 | Process for purifying water containing suspended matter |
Country Status (10)
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2363354A1 (fr) * | 1976-09-03 | 1978-03-31 | Elf Aquitaine | Traitement des boues residuelles de forages du sol |
DE2721298C3 (de) * | 1977-05-12 | 1979-10-25 | Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe | Verfahren zum Reinigen phosphathaltiger Abwasser |
NL187312C (nl) * | 1978-05-18 | 1991-08-16 | Dhv Raadgevend Ing | Werkwijze voor het defosfateren van water. |
NL7905111A (nl) * | 1979-06-30 | 1981-01-05 | Stamicarbon | Werkwijze voor het chemisch verwijderen van fosfor- verbindingen uit afvalwater en werkwijze voor het zuiveren van afvalwater. |
US4382864A (en) * | 1980-08-08 | 1983-05-10 | Kurita Water Industries Ltd. | Process for dewatering sludges |
US4507206A (en) * | 1982-07-19 | 1985-03-26 | Hughes Geoffrey F | Method for restoring and maintaining eutrophied natural bodies of waters |
IT1184932B (it) * | 1985-03-27 | 1987-10-28 | Luigi Verde | Procedimento perfezionato per la depurazione delle acque mediante chiariflocculazione |
NL8700498A (nl) * | 1987-02-27 | 1988-09-16 | Dhv Raadgevend Ing | Werkwijze voor de verwijdering van zware metalen uit afvalwater. |
BE1004101A3 (nl) * | 1990-12-05 | 1992-09-22 | Treat Tech For Sludges N V Afg | Werkwijze voor het verwerken van drijfmest tot een vast produkt. |
US5302295A (en) * | 1992-12-29 | 1994-04-12 | Ywc Technologies | Method of sludge removal |
EP0728705A3 (en) * | 1995-02-22 | 1997-04-09 | Calgon Corp | Method of using new polymer compositions with high solid content as flocculating agents |
US5993663A (en) * | 1998-07-09 | 1999-11-30 | Ona Electro-Erosion, S.A. | Liquid filtering system in machine tools |
JP5700080B2 (ja) * | 2013-07-02 | 2015-04-15 | 栗田工業株式会社 | カチオン界面活性剤含有排水の処理方法及び処理装置 |
CA3035940A1 (en) * | 2016-09-26 | 2018-03-29 | Heritage Research Group, Llc | Treatment of sludges and flocculants using insoluble mineral colloidal suspensions |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3171800A (en) * | 1962-10-23 | 1965-03-02 | Gen Services Company | Process for removing iron and manganese from water |
US3403096A (en) * | 1963-10-02 | 1968-09-24 | Ceskoslovenska Akademie Ved | Method and device for separation of a suspension |
US3388060A (en) * | 1964-07-29 | 1968-06-11 | Parsons Brinckerhoff Quade & D | Process and composition for purification of water supplies and aqueous wastes |
US3350302A (en) * | 1964-09-16 | 1967-10-31 | Nikex Nehezipari Kulkere | Clarification of surface waters |
US3377274A (en) * | 1965-01-05 | 1968-04-09 | Nalco Chemical Co | Method of coagulation of low turbidity water |
US3481868A (en) * | 1967-10-31 | 1969-12-02 | Pall Corp | Water clarifier and water clarification method |
JPS4626272Y1 (US06811534-20041102-M00003.png) * | 1968-08-26 | 1971-09-09 | ||
US3579443A (en) * | 1969-07-31 | 1971-05-18 | Russell J Horst | Formation of dense precipitates |
US3637491A (en) * | 1969-11-03 | 1972-01-25 | Monsanto Co | Clarification of water |
US3660284A (en) * | 1970-04-09 | 1972-05-02 | Kreske Walter J | Method for water and wastewater treatment |
US3642619A (en) * | 1970-08-31 | 1972-02-15 | Calgon Corp | Conditioning sewage waste sludges for dewatering |
CA962386A (en) * | 1971-04-13 | 1975-02-04 | Canadair Limited | Liquid treatment plant and process particularly for waste water |
-
1974
- 1974-06-12 ES ES427238A patent/ES427238A1/es not_active Expired
- 1974-06-12 GB GB2610074A patent/GB1478345A/en not_active Expired
- 1974-06-14 NL NL7407986A patent/NL7407986A/xx not_active Application Discontinuation
- 1974-06-14 IT IT23990/74A patent/IT1017016B/it active
- 1974-06-14 CA CA202,508A patent/CA1039865A/en not_active Expired
- 1974-06-14 FR FR7420843A patent/FR2267141B1/fr not_active Expired
- 1974-06-14 HU HU74EA136A patent/HU178514B/hu unknown
- 1974-06-14 CH CH820474A patent/CH604839A5/xx not_active IP Right Cessation
- 1974-06-15 DE DE2428929A patent/DE2428929B2/de not_active Withdrawn
-
1976
- 1976-05-13 US US05/686,195 patent/US4046683A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU6960374A (en) | 1975-12-04 |
NL7407986A (nl) | 1975-10-14 |
DE2428929A1 (de) | 1975-10-23 |
ES427238A1 (es) | 1976-09-16 |
US4046683A (en) | 1977-09-06 |
FR2267141A1 (US06811534-20041102-M00003.png) | 1975-11-07 |
CA1039865A (en) | 1978-10-03 |
CH604839A5 (US06811534-20041102-M00003.png) | 1978-09-15 |
DE2428929B2 (de) | 1980-03-27 |
FR2267141B1 (US06811534-20041102-M00003.png) | 1980-09-12 |
IT1017016B (it) | 1977-07-20 |
HU178514B (en) | 1982-05-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
414F | Notice of opposition given (sect. 14/1949) | ||
414B | Case decided by the comptroller ** grants allowed (sect. 14/1949) | ||
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |