GB2267658B - Filtering apparatus - Google Patents

Filtering apparatus

Info

Publication number: GB2267658B
Authority: GB; United Kingdom
Prior art keywords: filtering apparatus; filtering
Prior art date: 1991-01-30
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 - Fee Related

Application number

GB9315297A

Other versions

GB9315297D0 (en

GB2267658A (en

Inventor

Edward Victor Byers

Michael Richard Byers

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.)

Severn Trent Water Ltd

Original Assignee

Severn Trent Water 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.)

1991-01-30

Filing date

1992-01-28

Publication date

1995-06-07

1991-01-30 Priority claimed from GB919102018A external-priority patent/GB9102018D0/en

1991-02-25 Priority claimed from GB919103890A external-priority patent/GB9103890D0/en

1992-01-28 Application filed by Severn Trent Water Ltd filed Critical Severn Trent Water Ltd

1993-10-20 Publication of GB9315297D0 publication Critical patent/GB9315297D0/en

1993-12-15 Publication of GB2267658A publication Critical patent/GB2267658A/en

1995-06-07 Application granted granted Critical

1995-06-07 Publication of GB2267658B publication Critical patent/GB2267658B/en

2012-01-28 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
- B01D33/37—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection
- B01D33/39—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection concentrically or coaxially
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/48—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D33/50—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Filtration Of Liquid (AREA)

GB9315297A 1991-01-30 1992-01-28 Filtering apparatus Expired - Fee Related GB2267658B (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GB919102018A GB9102018D0 (en)	1991-01-30	1991-01-30	Filtration device
GB919103890A GB9103890D0 (en)	1991-02-25	1991-02-25	Rotary fluid filtration apparatus
PCT/GB1992/000159 WO1992013626A1 (en)	1991-01-30	1992-01-28	Filtering apparatus

Publications (3)

Publication Number	Publication Date
GB9315297D0 GB9315297D0 (en)	1993-10-20
GB2267658A GB2267658A (en)	1993-12-15
GB2267658B true GB2267658B (en)	1995-06-07

Family

ID=26298352

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB9315297A Expired - Fee Related GB2267658B (en)	1991-01-30	1992-01-28	Filtering apparatus

Country Status (4)

Country	Link
GB (1)	GB2267658B (en)
IE (1)	IE920296A1 (en)
PT (1)	PT100066A (en)
WO (1)	WO1992013626A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6571959B1 (en)	1999-09-22	2003-06-03	Robin C. Moore	Coolant fluid cleaning method and apparatus
RU2203722C2 (en) *	2001-07-18	2003-05-10	Плешанов Евгений Васильевич	Sewage treatment unit
US8070963B2 (en)	2007-07-09	2011-12-06	Odis Irrigation Equipment Ltd.	Method and system for backwashing a filter
CN117379868A (en) *	2023-12-12	2024-01-12	山西裕英永旭新材料有限责任公司	Filter pressing tank

Citations (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1083770A (en) *	1965-09-27	1967-09-20	Andale Co	Strainer
US3519137A (en) *	1968-04-03	1970-07-07	Harry Wilhelm Nilsson	Rotary filter drum for concentrating diluted fibre suspensions
US3941702A (en) *	1974-11-14	1976-03-02	Kito Machine Industries Company Limited	Rotary strainer
DE2454604A1 (en) *	1974-11-18	1976-05-20	Kito Machine Industry Co	Outward flow rotary filter drum - having radially inwardly extending vanes to direct solids to discharge trough
US3972817A (en) *	1972-12-08	1976-08-03	Myrens Verksted A/S	Filter, especially for back water
DE2737600A1 (en) *	1977-08-20	1979-03-01	Kloeckner Humboldt Deutz Ag	Removal of filter residues from drum filter - using a lattice to create regular shapes in cake, with slot-shaped jet and following suction to clean cloth
GB2018612A (en) *	1978-04-18	1979-10-24	Sidmar Nv	Apparatus and method for dewatering slag
US4200530A (en) *	1977-05-20	1980-04-29	Emmanuel Mechalas	Rotary filter
US4724077A (en) *	1986-06-09	1988-02-09	Tadao Uchiyama	Rotary drum filter with sliding perforated buckets
EP0331825A1 (en) *	1988-03-07	1989-09-13	Mei Tai Co., Ltd.	Filter band cleaning device

1992
- 1992-01-28 GB GB9315297A patent/GB2267658B/en not_active Expired - Fee Related
- 1992-01-28 WO PCT/GB1992/000159 patent/WO1992013626A1/en not_active Ceased
- 1992-01-29 IE IE029692A patent/IE920296A1/en unknown
- 1992-01-29 PT PT100066A patent/PT100066A/en not_active Application Discontinuation

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1083770A (en) *	1965-09-27	1967-09-20	Andale Co	Strainer
US3519137A (en) *	1968-04-03	1970-07-07	Harry Wilhelm Nilsson	Rotary filter drum for concentrating diluted fibre suspensions
US3972817A (en) *	1972-12-08	1976-08-03	Myrens Verksted A/S	Filter, especially for back water
US3941702A (en) *	1974-11-14	1976-03-02	Kito Machine Industries Company Limited	Rotary strainer
DE2454604A1 (en) *	1974-11-18	1976-05-20	Kito Machine Industry Co	Outward flow rotary filter drum - having radially inwardly extending vanes to direct solids to discharge trough
US4200530A (en) *	1977-05-20	1980-04-29	Emmanuel Mechalas	Rotary filter
DE2737600A1 (en) *	1977-08-20	1979-03-01	Kloeckner Humboldt Deutz Ag	Removal of filter residues from drum filter - using a lattice to create regular shapes in cake, with slot-shaped jet and following suction to clean cloth
GB2018612A (en) *	1978-04-18	1979-10-24	Sidmar Nv	Apparatus and method for dewatering slag
US4724077A (en) *	1986-06-09	1988-02-09	Tadao Uchiyama	Rotary drum filter with sliding perforated buckets
EP0331825A1 (en) *	1988-03-07	1989-09-13	Mei Tai Co., Ltd.	Filter band cleaning device

Also Published As

Publication number	Publication date
GB9315297D0 (en)	1993-10-20
WO1992013626A1 (en)	1992-08-20
PT100066A (en)	1994-03-31
IE920296A1 (en)	1992-07-29
GB2267658A (en)	1993-12-15

Publication	Publication Date	Title
EP0480298A3 (en)	1992-07-29	Filtration apparatus
GB9215532D0 (en)	1993-03-31	Apparatus
GB2266671B (en)	1995-07-26	Filter apparatus
GB9325391D0 (en)	1994-02-16	Filter apparatus
GB9112615D0 (en)	1991-07-31	Filter
GB9113150D0 (en)	1991-08-07	Backwash apparatus
GB2279889B (en)	1997-03-12	Filtration apparatus
GB2267658B (en)	1995-06-07	Filtering apparatus
GB2260150B (en)	1995-03-08	Well apparatus
GB9123072D0 (en)	1991-12-18	Apparatus
GB9221753D0 (en)	1992-12-02	Filter
EP0532101A3 (en)	1993-12-01	Radio-mobile apparatus
GB9210617D0 (en)	1992-07-01	Filter
GB9108797D0 (en)	1991-06-12	Filters
GB9014630D0 (en)	1990-08-22	Filtering apparatus
GB9218372D0 (en)	1992-10-14	Filtration apparatus
GB9015532D0 (en)	1990-08-29	Filter apparatus
GB9107579D0 (en)	1991-05-29	Filter apparatus
GB9100519D0 (en)	1991-02-20	Filters
PL293327A1 (en)	1993-08-09	Filtering apparatus
GB9003438D0 (en)	1990-04-11	Filtering apparatus
PL294232A2 (en)	1993-01-25	Filtering apparatus
GB9226738D0 (en)	1993-02-17	Filter apparatus
GB9103148D0 (en)	1991-04-03	Water filtering apparatus
ZA948385B (en)	1995-06-27	Filter apparatus

Legal Events

Date	Code	Title	Description
1994-03-30	732E	Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
1999-09-15	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 19990128