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GB2346816B - Gas dissolution - Google Patents

Gas dissolution

Info

Publication number
GB2346816B
GB2346816B GB9903771A GB9903771A GB2346816B GB 2346816 B GB2346816 B GB 2346816B GB 9903771 A GB9903771 A GB 9903771A GB 9903771 A GB9903771 A GB 9903771A GB 2346816 B GB2346816 B GB 2346816B
Authority
GB
United Kingdom
Prior art keywords
gas dissolution
dissolution
gas
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 - Lifetime
Application number
GB9903771A
Other versions
GB9903771D0 (en
GB2346816A (en
Inventor
Cedric Hanson
Michael Jack Race
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.)
BOC Group Ltd
Original Assignee
BOC Group 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 BOC Group Ltd filed Critical BOC Group Ltd
Priority to GB9903771A priority Critical patent/GB2346816B/en
Publication of GB9903771D0 publication Critical patent/GB9903771D0/en
Publication of GB2346816A publication Critical patent/GB2346816A/en
Application granted granted Critical
Publication of GB2346816B publication Critical patent/GB2346816B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C02F7/00—Aeration of stretches of water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • 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
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • B01F25/212—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers the injectors being movable, e.g. rotating
    • 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
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • B01F25/212—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers the injectors being movable, e.g. rotating
    • B01F25/2125—Moving to adjust the direction of jetting, the injectors being fixed during operation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
    • 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)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
GB9903771A 1999-02-18 1999-02-18 Gas dissolution Expired - Lifetime GB2346816B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9903771A GB2346816B (en) 1999-02-18 1999-02-18 Gas dissolution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9903771A GB2346816B (en) 1999-02-18 1999-02-18 Gas dissolution

Publications (3)

Publication Number Publication Date
GB9903771D0 GB9903771D0 (en) 1999-04-14
GB2346816A GB2346816A (en) 2000-08-23
GB2346816B true GB2346816B (en) 2003-02-26

Family

ID=10848061

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9903771A Expired - Lifetime GB2346816B (en) 1999-02-18 1999-02-18 Gas dissolution

Country Status (1)

Country Link
GB (1) GB2346816B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB942754A (en) * 1959-02-20 1963-11-27 Perma Pier Inc Improvements relating to the acration of water
US4226719A (en) * 1978-07-10 1980-10-07 Woltman Robert B Treating device for large bodies of water
EP0389230A2 (en) * 1989-03-21 1990-09-26 The BOC Group plc Dissolution of gas
EP0557630A1 (en) * 1992-02-20 1993-09-01 Kaiyo Kogyo Kabushiki Kaisha Total water circulating system for shallow water areas

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB942754A (en) * 1959-02-20 1963-11-27 Perma Pier Inc Improvements relating to the acration of water
US4226719A (en) * 1978-07-10 1980-10-07 Woltman Robert B Treating device for large bodies of water
EP0389230A2 (en) * 1989-03-21 1990-09-26 The BOC Group plc Dissolution of gas
EP0557630A1 (en) * 1992-02-20 1993-09-01 Kaiyo Kogyo Kabushiki Kaisha Total water circulating system for shallow water areas

Also Published As

Publication number Publication date
GB9903771D0 (en) 1999-04-14
GB2346816A (en) 2000-08-23

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20190217