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GB2294646B - Material treatment - Google Patents

Material treatment

Info

Publication number
GB2294646B
GB2294646B GB9522178A GB9522178A GB2294646B GB 2294646 B GB2294646 B GB 2294646B GB 9522178 A GB9522178 A GB 9522178A GB 9522178 A GB9522178 A GB 9522178A GB 2294646 B GB2294646 B GB 2294646B
Authority
GB
United Kingdom
Prior art keywords
material treatment
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.)
Expired - Fee Related
Application number
GB9522178A
Other versions
GB9522178D0 (en
GB2294646A (en
Inventor
David Kerry Redgate
David Royston Ainge
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.)
Transvac Systems Ltd
Original Assignee
Transvac Systems 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 Transvac Systems Ltd filed Critical Transvac Systems Ltd
Publication of GB9522178D0 publication Critical patent/GB9522178D0/en
Publication of GB2294646A publication Critical patent/GB2294646A/en
Application granted granted Critical
Publication of GB2294646B publication Critical patent/GB2294646B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294—"Venturi" aeration means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
    • B01F25/3111—Devices specially adapted for generating foam, e.g. air foam
    • B01F25/31112—Devices specially adapted for generating foam, e.g. air foam with additional mixing means other than injector mixers, e.g. screen or baffles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3121—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof with additional mixing means other than injector mixers, e.g. screens, baffles or rotating elements
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
GB9522178A 1994-10-29 1995-10-30 Material treatment Expired - Fee Related GB2294646B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9421813 1994-10-29

Publications (3)

Publication Number Publication Date
GB9522178D0 GB9522178D0 (en) 1996-01-03
GB2294646A GB2294646A (en) 1996-05-08
GB2294646B true GB2294646B (en) 1999-03-17

Family

ID=10763587

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9522178A Expired - Fee Related GB2294646B (en) 1994-10-29 1995-10-30 Material treatment

Country Status (1)

Country Link
GB (1) GB2294646B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6790427B2 (en) 2001-06-25 2004-09-14 Eka Chemicals, Inc. Process for producing chlorine dioxide
ATE465972T1 (en) * 2001-06-25 2010-05-15 Akzo Nobel Nv METHOD FOR PRODUCING CHLORINE DIOXIDE
EP2308601A1 (en) * 2009-09-29 2011-04-13 Siemens Aktiengesellschaft Dispenser nozzle, flotation machine with dispenser nozzle and method for its operation
EP2701833A4 (en) * 2011-04-26 2014-10-15 Tech Licensing Llc G Gas dissolving apparatus
JP5871740B2 (en) * 2012-07-27 2016-03-01 三菱電機株式会社 Ejector
CN105689158B (en) * 2016-04-06 2017-12-15 北京科技大学 A kind of rotating jet inflating and stirring device for jet current type flotation machine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1209603A (en) * 1967-03-10 1970-10-21 Mse Holdings Ltd Methods of and devices for mixing flowable materials
US4123800A (en) * 1977-05-18 1978-10-31 Mazzei Angelo L Mixer-injector
GB2130908A (en) * 1982-11-08 1984-06-13 Conoco Inc Mixing slurry
US4514343A (en) * 1982-09-29 1985-04-30 Air-O-Lator Corporation Aspirating horizontal mixer
GB2149679A (en) * 1983-11-14 1985-06-19 Conoco Inc Vortex eductor
GB2180957A (en) * 1985-09-09 1987-04-08 Kiyoshi Horii Fluid flow generator
US4834343A (en) * 1985-07-13 1989-05-30 Boyes Adrian P Gas liquid contacting method
EP0627264A1 (en) * 1993-05-03 1994-12-07 J.M. Voith GmbH Injector for flotation devices

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4511343A (en) * 1980-02-14 1985-04-16 Delmar K. Everitt Wheeled miniature toy vehicle with easily selectable plural modes of use

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1209603A (en) * 1967-03-10 1970-10-21 Mse Holdings Ltd Methods of and devices for mixing flowable materials
US4123800A (en) * 1977-05-18 1978-10-31 Mazzei Angelo L Mixer-injector
US4514343A (en) * 1982-09-29 1985-04-30 Air-O-Lator Corporation Aspirating horizontal mixer
GB2130908A (en) * 1982-11-08 1984-06-13 Conoco Inc Mixing slurry
GB2149679A (en) * 1983-11-14 1985-06-19 Conoco Inc Vortex eductor
US4834343A (en) * 1985-07-13 1989-05-30 Boyes Adrian P Gas liquid contacting method
GB2180957A (en) * 1985-09-09 1987-04-08 Kiyoshi Horii Fluid flow generator
EP0627264A1 (en) * 1993-05-03 1994-12-07 J.M. Voith GmbH Injector for flotation devices
US5437784A (en) * 1993-05-03 1995-08-01 J. M. Voith Gmbh Injector for a flotation device

Also Published As

Publication number Publication date
GB9522178D0 (en) 1996-01-03
GB2294646A (en) 1996-05-08

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Legal Events

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

Effective date: 20051030