GB9113759D0 - Spiral wrapped fluid treatment element - Google Patents

Spiral wrapped fluid treatment element

Info

Publication number
GB9113759D0
GB9113759D0 GB919113759A GB9113759A GB9113759D0 GB 9113759 D0 GB9113759 D0 GB 9113759D0 GB 919113759 A GB919113759 A GB 919113759A GB 9113759 A GB9113759 A GB 9113759A GB 9113759 D0 GB9113759 D0 GB 9113759D0
Authority
GB
United Kingdom
Prior art keywords
fluid treatment
treatment element
spiral wrapped
wrapped fluid
spiral
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.)
Granted
Application number
GB919113759A
Other versions
GB2244938A (en
GB2244938B (en
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.)
Pall Corp
Original Assignee
Pall Corp
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
Priority claimed from US07/176,865 external-priority patent/US4882056A/en
Application filed by Pall Corp filed Critical Pall Corp
Publication of GB9113759D0 publication Critical patent/GB9113759D0/en
Publication of GB2244938A publication Critical patent/GB2244938A/en
Application granted granted Critical
Publication of GB2244938B publication Critical patent/GB2244938B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B01D24/04—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 clamped between pervious fixed walls
    • B01D24/08—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 clamped between pervious fixed walls the filtering material being supported by at least two pervious coaxial walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J47/00—Ion-exchange processes in general; Apparatus therefor
    • B01J47/02—Column or bed processes
    • B01J47/022—Column or bed processes characterised by the construction of the column or container
    • B01J47/024—Column or bed processes characterised by the construction of the column or container where the ion-exchangers are in a removable cartridge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J47/00—Ion-exchange processes in general; Apparatus therefor
    • B01J47/12—Ion-exchange processes in general; Apparatus therefor characterised by the use of ion-exchange material in the form of ribbons, filaments, fibres or sheets, e.g. membranes
    • B01J47/133—Precoat filters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C02F2201/006—Cartridges
GB9113759A 1988-04-01 1991-06-26 Spiral wrapped fluid treatment element Expired - Fee Related GB2244938B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/176,865 US4882056A (en) 1988-04-01 1988-04-01 Fluid filter element with an overlapped wrap
GB8906463A GB2217622B (en) 1988-04-01 1989-03-21 Spiral wrapped fluid treatment element

Publications (3)

Publication Number Publication Date
GB9113759D0 true GB9113759D0 (en) 1991-08-14
GB2244938A GB2244938A (en) 1991-12-18
GB2244938B GB2244938B (en) 1992-09-02

Family

ID=26295120

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9113759A Expired - Fee Related GB2244938B (en) 1988-04-01 1991-06-26 Spiral wrapped fluid treatment element

Country Status (1)

Country Link
GB (1) GB2244938B (en)

Also Published As

Publication number Publication date
GB2244938A (en) 1991-12-18
GB2244938B (en) 1992-09-02

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Legal Events

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

Effective date: 20010321