GB9223552D0 - Improvements in or relating to the treatment of effluents - Google Patents

Improvements in or relating to the treatment of effluents

Info

Publication number
GB9223552D0
GB9223552D0 GB929223552A GB9223552A GB9223552D0 GB 9223552 D0 GB9223552 D0 GB 9223552D0 GB 929223552 A GB929223552 A GB 929223552A GB 9223552 A GB9223552 A GB 9223552A GB 9223552 D0 GB9223552 D0 GB 9223552D0
Authority
GB
United Kingdom
Prior art keywords
effluents
relating
treatment
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.)
Pending
Application number
GB929223552A
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.)
BAE Systems Marine Ltd
Original Assignee
Vickers Shipbuilding and Engineering 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 Vickers Shipbuilding and Engineering Ltd filed Critical Vickers Shipbuilding and Engineering Ltd
Priority to GB929223552A priority Critical patent/GB9223552D0/en
Publication of GB9223552D0 publication Critical patent/GB9223552D0/en
Priority to GB9323044A priority patent/GB2272171A/en
Pending 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
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/145—Ultrafiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/003—Sedimentation tanks provided with a plurality of compartments separated by a partition wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/02—Settling tanks with single outlets for the separated liquid
    • B01D21/08—Settling tanks with single outlets for the separated liquid provided with flocculating compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2427—The feed or discharge opening located at a distant position from the side walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/245—Discharge mechanisms for the sediments
    • B01D21/2461—Positive-displacement pumps; Screw feeders; Trough conveyors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • 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
    • B01D61/14—Ultrafiltration; Microfiltration
    • B01D61/16—Feed pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D65/00—Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes
    • B01D65/08—Prevention of membrane fouling or of concentration polarisation
    • 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
    • C02F1/30—Treatment of water, waste water, or sewage by irradiation
    • C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
    • 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
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/04—Backflushing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2321/00—Details relating to membrane cleaning, regeneration, sterilization or to the prevention of fouling
    • B01D2321/16—Use of chemical agents
GB929223552A 1992-11-10 1992-11-10 Improvements in or relating to the treatment of effluents Pending GB9223552D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB929223552A GB9223552D0 (en) 1992-11-10 1992-11-10 Improvements in or relating to the treatment of effluents
GB9323044A GB2272171A (en) 1992-11-10 1993-11-09 Treatment of effluents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB929223552A GB9223552D0 (en) 1992-11-10 1992-11-10 Improvements in or relating to the treatment of effluents

Publications (1)

Publication Number Publication Date
GB9223552D0 true GB9223552D0 (en) 1992-12-23

Family

ID=10724845

Family Applications (2)

Application Number Title Priority Date Filing Date
GB929223552A Pending GB9223552D0 (en) 1992-11-10 1992-11-10 Improvements in or relating to the treatment of effluents
GB9323044A Withdrawn GB2272171A (en) 1992-11-10 1993-11-09 Treatment of effluents

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9323044A Withdrawn GB2272171A (en) 1992-11-10 1993-11-09 Treatment of effluents

Country Status (1)

Country Link
GB (2) GB9223552D0 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2724922A1 (en) * 1994-09-28 1996-03-29 Rhone Poulenc Chimie PROCESS AND PLANT FOR PURIFYING A LIQUID MEDIUM CONTAINING ORGANIC WASTE
DE19638414A1 (en) * 1995-09-22 1997-03-27 Friedrich Teufert Treating waste water
DE19616763A1 (en) * 1996-04-26 1997-11-06 Wabag Wassertechn Anlagen Gmbh Method and device for treating filter backwash water
DE29611811U1 (en) * 1996-07-06 1996-09-12 Schuett Gmbh & Co Umwelt Engin Filtration plant
US5837142A (en) * 1996-09-23 1998-11-17 Great Circle Associates Membrane process for treating sanitary wastewater
DE19719864A1 (en) * 1997-05-12 1998-11-19 Walter Schirl Textile cleaning process and machine
US8048279B2 (en) 1998-02-27 2011-11-01 Scott Wade Powell Method and apparatus for electrocoagulation of liquids
US7758742B2 (en) 1998-02-27 2010-07-20 Scott Wade Powell Method and apparatus for separation of water from petroleum products in an electrocoagulation process
BR0115171A (en) * 2000-11-08 2003-10-14 Chevron Usa Inc Processes for manufacturing a basic lubricant feedstock and for receiving a converted natural gas fischer-tropsch product, and method for manufacturing hydrocarbon products from remote natural gas fields
GB2380739B (en) * 2000-11-08 2003-09-10 Chevron Usa Inc Conversion of natural gas
GB2400844B (en) * 2003-04-25 2006-10-04 Aquator Group Ltd Sewage and/or liquid waste treatment
GB2400846B (en) * 2003-04-25 2006-10-11 Aquator Group Ltd Sewage treatment
US7820038B2 (en) 2005-03-29 2010-10-26 Kabushiki Kaisha Toshiba Ultraviolet radiation water treatment system
US7998225B2 (en) 2007-02-22 2011-08-16 Powell Scott W Methods of purifying biodiesel fuels
US7981301B2 (en) * 2008-11-21 2011-07-19 Scott W. Powell Method and apparatus for treatment of contaminated liquid
US7981293B2 (en) 2008-11-21 2011-07-19 Scott W. Powell Method and apparatus for treatment of contaminated liquid
US10358361B2 (en) 2013-02-22 2019-07-23 Loren L. Losh System and method for remediation of wastewater including aerobic and electrocoagulation treatment
US10745299B2 (en) 2013-02-22 2020-08-18 NiBru Traka, Inc. Struvite formation by precipitation of ammonia in electrocoagulation process
CN114272678A (en) * 2021-11-17 2022-04-05 合肥国轩电池材料有限公司 Industrial wet-screening treatment equipment and treatment method for lithium iron phosphate powder material

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3899423A (en) * 1972-01-13 1975-08-12 Lee Meyer & Associates Inc Sewage treatment system
US3950249A (en) * 1974-01-23 1976-04-13 Thetford Corporation Sanitary waste treatment plant
EP0079040A3 (en) * 1981-11-06 1984-12-27 Hydronautics, Incorporated Method and apparatus for increasing the cross-flow filtration fluxes of liquids containing suspended solids
US4426293A (en) * 1983-05-04 1984-01-17 Smith & Loveless, Inc. Method and apparatus for removing oil from water
US4765906A (en) * 1985-03-12 1988-08-23 Epoc Limited Cross-flow filtration

Also Published As

Publication number Publication date
GB9323044D0 (en) 1994-01-05
GB2272171A (en) 1994-05-11

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