GB8817649D0 - Water purification method & apparatus - Google Patents

Water purification method & apparatus

Info

Publication number
GB8817649D0
GB8817649D0 GB888817649A GB8817649A GB8817649D0 GB 8817649 D0 GB8817649 D0 GB 8817649D0 GB 888817649 A GB888817649 A GB 888817649A GB 8817649 A GB8817649 A GB 8817649A GB 8817649 D0 GB8817649 D0 GB 8817649D0
Authority
GB
United Kingdom
Prior art keywords
water purification
purification method
water
purification
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.)
Withdrawn
Application number
GB888817649A
Other versions
GB2207367A (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.)
Permutit Co Ltd
Original Assignee
Permutit Co 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 Permutit Co Ltd filed Critical Permutit Co Ltd
Publication of GB8817649D0 publication Critical patent/GB8817649D0/en
Publication of GB2207367A publication Critical patent/GB2207367A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/10—Accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/02—Reverse osmosis; Hyperfiltration ; Nanofiltration
    • B01D61/08—Apparatus therefor
    • 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
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C02F1/002—Processes for the treatment of water whereby the filtration technique is of importance using small portable filters for producing potable water, e.g. personal travel or emergency equipment, survival kits, combat gear

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Nanotechnology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
GB08817649A 1987-07-24 1988-07-25 Water purification method and apparatus Withdrawn GB2207367A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878717534A GB8717534D0 (en) 1987-07-24 1987-07-24 Water purification method

Publications (2)

Publication Number Publication Date
GB8817649D0 true GB8817649D0 (en) 1988-09-01
GB2207367A GB2207367A (en) 1989-02-01

Family

ID=10621222

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878717534A Pending GB8717534D0 (en) 1987-07-24 1987-07-24 Water purification method
GB08817649A Withdrawn GB2207367A (en) 1987-07-24 1988-07-25 Water purification method and apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878717534A Pending GB8717534D0 (en) 1987-07-24 1987-07-24 Water purification method

Country Status (1)

Country Link
GB (2) GB8717534D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2214105B (en) * 1988-01-15 1992-02-05 James Robertson Russell Liquid pump utilizing reverse osmosis
US6344146B1 (en) * 1998-12-11 2002-02-05 Battelle Memorial Institute Portable water purification device
DE102006057165B4 (en) * 2006-11-15 2010-01-14 Brita Gmbh Drinking water treatment device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA955178A (en) * 1970-01-14 1974-09-24 Ian D. Aitken Membrane assemblies for reverse osmosis apparatus
US3716143A (en) * 1970-03-30 1973-02-13 Aqua Chem Inc Reverse osmosis separation apparatus
US3712473A (en) * 1971-03-03 1973-01-23 Westinghouse Electric Corp Reverse osmosis module

Also Published As

Publication number Publication date
GB8717534D0 (en) 1987-09-03
GB2207367A (en) 1989-02-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)