GB2189712B - Water filtration installations - Google Patents

Water filtration installations

Info

Publication number
GB2189712B
GB2189712B GB8610770A GB8610770A GB2189712B GB 2189712 B GB2189712 B GB 2189712B GB 8610770 A GB8610770 A GB 8610770A GB 8610770 A GB8610770 A GB 8610770A GB 2189712 B GB2189712 B GB 2189712B
Authority
GB
United Kingdom
Prior art keywords
water filtration
filtration installations
installations
water
filtration
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
Application number
GB8610770A
Other versions
GB8610770D0 (en
GB2189712A (en
Inventor
Frieder Hellmut Ehrlich
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.)
BIWATER TREATMENT Ltd
Original Assignee
BIWATER TREATMENT 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.)
Filing date
Publication date
Application filed by BIWATER TREATMENT Ltd filed Critical BIWATER TREATMENT Ltd
Priority to GB8610770A priority Critical patent/GB2189712B/en
Publication of GB8610770D0 publication Critical patent/GB8610770D0/en
Publication of GB2189712A publication Critical patent/GB2189712A/en
Application granted granted Critical
Publication of GB2189712B publication Critical patent/GB2189712B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4631—Counter-current flushing, e.g. by air
    • B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/08—Regeneration of the filter
    • B01D2201/087—Regeneration of the filter using gas bubbles, e.g. air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
    • B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
    • B01D24/14—Downward filtration, the container having distribution or collection headers or pervious conduits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
GB8610770A 1986-05-02 1986-05-02 Water filtration installations Expired GB2189712B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8610770A GB2189712B (en) 1986-05-02 1986-05-02 Water filtration installations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8610770A GB2189712B (en) 1986-05-02 1986-05-02 Water filtration installations

Publications (3)

Publication Number Publication Date
GB8610770D0 GB8610770D0 (en) 1986-06-11
GB2189712A GB2189712A (en) 1987-11-04
GB2189712B true GB2189712B (en) 1989-11-29

Family

ID=10597241

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8610770A Expired GB2189712B (en) 1986-05-02 1986-05-02 Water filtration installations

Country Status (1)

Country Link
GB (1) GB2189712B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5008075A (en) * 1990-01-16 1991-04-16 Rufolo Paul G Preventative maintenance system for underwater pipes
WO2017161381A1 (en) 2016-03-18 2017-09-21 Schreiber, Llc Improved methods for cleaning filtration system media
CN113582386B (en) * 2021-07-30 2023-02-07 盐城师范学院 A effluent treatment plant for pigment production

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB534312A (en) * 1940-01-12 1941-03-04 Frank Pullen Candy Improvements in connection with filters
GB1546683A (en) * 1976-08-06 1979-05-31 Portals Water Treatment Ltd Apparatus for backwashing granular-bed filters
GB2080694A (en) * 1980-06-27 1982-02-10 Degremont Sa A granular material filter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB534312A (en) * 1940-01-12 1941-03-04 Frank Pullen Candy Improvements in connection with filters
GB1546683A (en) * 1976-08-06 1979-05-31 Portals Water Treatment Ltd Apparatus for backwashing granular-bed filters
GB2080694A (en) * 1980-06-27 1982-02-10 Degremont Sa A granular material filter

Also Published As

Publication number Publication date
GB8610770D0 (en) 1986-06-11
GB2189712A (en) 1987-11-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20020502