GB2267846B - Membrane separation process and apparatus for the separation - Google Patents

Membrane separation process and apparatus for the separation

Info

Publication number
GB2267846B
GB2267846B GB9314987A GB9314987A GB2267846B GB 2267846 B GB2267846 B GB 2267846B GB 9314987 A GB9314987 A GB 9314987A GB 9314987 A GB9314987 A GB 9314987A GB 2267846 B GB2267846 B GB 2267846B
Authority
GB
United Kingdom
Prior art keywords
separation
membrane
separation process
membrane separation
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 - Fee Related
Application number
GB9314987A
Other versions
GB9314987D0 (en
GB2267846A (en
Inventor
Graeme Spencer Brewer
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.)
DEMIN TECH Ltd
Original Assignee
DEMIN TECH 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 DEMIN TECH Ltd filed Critical DEMIN TECH Ltd
Publication of GB9314987D0 publication Critical patent/GB9314987D0/en
Publication of GB2267846A publication Critical patent/GB2267846A/en
Application granted granted Critical
Publication of GB2267846B publication Critical patent/GB2267846B/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
    • B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/243—Dialysis
    • B01D61/244—Dialysis comprising multiple dialysis steps
    • 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
    • B01D61/24—Dialysis ; Membrane extraction
    • B01D61/243—Dialysis
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING THEREOF
    • A23C9/00—Milk preparations; Milk powder or milk powder preparations
    • A23C9/14—Milk preparations; Milk powder or milk powder preparations in which the chemical composition of the milk is modified by non-chemical treatment
    • A23C9/142—Milk preparations; Milk powder or milk powder preparations in which the chemical composition of the milk is modified by non-chemical treatment by dialysis, reverse osmosis or ultrafiltration
    • A23C9/1427—Milk preparations; Milk powder or milk powder preparations in which the chemical composition of the milk is modified by non-chemical treatment by dialysis, reverse osmosis or ultrafiltration by dialysis, reverse osmosis or hyperfiltration, e.g. for concentrating or desalting
    • 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
    • B01D61/58—Multistep processes
    • 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
    • B01D61/027—Nanofiltration
GB9314987A 1991-01-30 1993-07-20 Membrane separation process and apparatus for the separation Expired - Fee Related GB2267846B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919102047A GB9102047D0 (en) 1991-01-30 1991-01-30 Membrane separation process
PCT/GB1992/000151 WO1992013463A1 (en) 1991-01-30 1992-01-28 Membrane separation process and apparatus for the separation

Publications (3)

Publication Number Publication Date
GB9314987D0 GB9314987D0 (en) 1993-10-20
GB2267846A GB2267846A (en) 1993-12-22
GB2267846B true GB2267846B (en) 1994-06-22

Family

ID=10689272

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919102047A Pending GB9102047D0 (en) 1991-01-30 1991-01-30 Membrane separation process
GB9314987A Expired - Fee Related GB2267846B (en) 1991-01-30 1993-07-20 Membrane separation process and apparatus for the separation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919102047A Pending GB9102047D0 (en) 1991-01-30 1991-01-30 Membrane separation process

Country Status (3)

Country Link
AU (1) AU1178492A (en)
GB (2) GB9102047D0 (en)
WO (1) WO1992013463A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0693882T3 (en) * 1993-04-13 1999-09-20 Murray Goulburn Co Ooperative Recycling of saline solution in cheese making, and apparatus therefore

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001198A (en) * 1974-05-28 1977-01-04 Thomas Frank A Method of recovering nutrients from cheese whey and purifying the effluent
GB1551594A (en) * 1977-01-10 1979-08-30 Patent Technology Process for the production of high protein whey products
DE2846502A1 (en) * 1978-04-19 1979-10-31 Ionics PROCESS FOR THE EXTRACTION OF LACTOSE FROM WHEY
US4225439A (en) * 1977-10-17 1980-09-30 Gambro Dialysatoren Gmbh & Co. Kg Apparatus for selective separation of matter through semi-permeable membranes
EP0313226A1 (en) * 1987-09-30 1989-04-26 Syrinx Equipment Pty. Limited Membrane separation process

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001198A (en) * 1974-05-28 1977-01-04 Thomas Frank A Method of recovering nutrients from cheese whey and purifying the effluent
GB1551594A (en) * 1977-01-10 1979-08-30 Patent Technology Process for the production of high protein whey products
US4225439A (en) * 1977-10-17 1980-09-30 Gambro Dialysatoren Gmbh & Co. Kg Apparatus for selective separation of matter through semi-permeable membranes
DE2846502A1 (en) * 1978-04-19 1979-10-31 Ionics PROCESS FOR THE EXTRACTION OF LACTOSE FROM WHEY
EP0313226A1 (en) * 1987-09-30 1989-04-26 Syrinx Equipment Pty. Limited Membrane separation process

Also Published As

Publication number Publication date
GB9314987D0 (en) 1993-10-20
GB9102047D0 (en) 1991-03-13
WO1992013463A1 (en) 1992-08-20
AU1178492A (en) 1992-09-07
GB2267846A (en) 1993-12-22

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Legal Events

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

Effective date: 19980128