JPWO2022044564A1 - - Google Patents

Info

Publication number
JPWO2022044564A1
JPWO2022044564A1 JP2021569152A JP2021569152A JPWO2022044564A1 JP WO2022044564 A1 JPWO2022044564 A1 JP WO2022044564A1 JP 2021569152 A JP2021569152 A JP 2021569152A JP 2021569152 A JP2021569152 A JP 2021569152A JP WO2022044564 A1 JPWO2022044564 A1 JP WO2022044564A1
Authority
JP
Japan
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.)
Granted
Application number
JP2021569152A
Other languages
Japanese (ja)
Other versions
JP7112794B1 (ja
JPWO2022044564A5 (ja
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 filed Critical
Publication of JPWO2022044564A1 publication Critical patent/JPWO2022044564A1/ja
Application granted granted Critical
Publication of JP7112794B1 publication Critical patent/JP7112794B1/ja
Publication of JPWO2022044564A5 publication Critical patent/JPWO2022044564A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
    • 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
    • B01D21/2433—Discharge mechanisms for floating particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1462—Discharge mechanisms for the froth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/24—Pneumatic
    • B03D1/242—Nozzles for injecting gas into the flotation tank
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/24—Pneumatic
    • B03D1/245—Injecting gas through perforated or porous area
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2203/00—Specified materials treated by the flotation agents; Specified applications
    • B03D2203/008—Water purification, e.g. for process water recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Biotechnology (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Removal Of Floating Material (AREA)
  • Sewage (AREA)
JP2021569152A 2020-08-27 2021-07-09 導水渠並びに沈殿池 Active JP7112794B1 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2020143546 2020-08-27
JP2020143546 2020-08-27
JP2020152897 2020-09-11
JP2020152897 2020-09-11
PCT/JP2021/025906 WO2022044564A1 (ja) 2020-08-27 2021-07-09 圧縮空気噴出機構及びそれを用いた導水渠並びに沈殿池

Publications (3)

Publication Number Publication Date
JPWO2022044564A1 true JPWO2022044564A1 (https=) 2022-03-03
JP7112794B1 JP7112794B1 (ja) 2022-08-04
JPWO2022044564A5 JPWO2022044564A5 (ja) 2022-08-05

Family

ID=80353157

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021569152A Active JP7112794B1 (ja) 2020-08-27 2021-07-09 導水渠並びに沈殿池

Country Status (5)

Country Link
US (1) US20230243144A1 (https=)
EP (1) EP4206147A4 (https=)
JP (1) JP7112794B1 (https=)
BR (1) BR112022025570A2 (https=)
WO (1) WO2022044564A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025028102A1 (ja) * 2023-07-28 2025-02-06 宇都宮工業株式会社 スカム剥離装置及び導水渠並びに沈殿池
JP7769442B2 (ja) * 2023-09-19 2025-11-13 宇都宮工業株式会社 スカム除去装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52136277U (https=) * 1976-04-12 1977-10-17
DE2709711A1 (de) * 1977-03-05 1978-09-07 Kloeckner Humboldt Deutz Ag Ruehrerlose flotationszelle
JP2892284B2 (ja) * 1994-08-31 1999-05-17 昌義 田村 液面浮遊物の吹寄せ装置
JP4073076B2 (ja) 1998-04-10 2008-04-09 旭テック株式会社 スカム破砕装置
JP4082971B2 (ja) * 2001-09-25 2008-04-30 旭テック株式会社 スカム破砕装置
JP3943551B2 (ja) 2004-01-29 2007-07-11 宇都宮工業株式会社 スカム除去装置
JP4781302B2 (ja) * 2007-03-14 2011-09-28 ダイセン・メンブレン・システムズ株式会社 散気方法及び水処理運転方法
WO2009047864A1 (ja) * 2007-10-12 2009-04-16 Utsunomiya Kogyo Co., Ltd. スカム除去装置
JP5443122B2 (ja) * 2009-10-21 2014-03-19 宇都宮工業株式会社 スカム除去装置
JP5443260B2 (ja) 2010-05-17 2014-03-19 宇都宮工業株式会社 スカム除去装置用噴出ノズル
JP2015110195A (ja) * 2012-03-26 2015-06-18 東レ株式会社 浸漬型膜分離装置
JP6068519B2 (ja) * 2015-01-22 2017-01-25 株式会社クボタ 散気管及び散気管の洗浄方法
JP2017070897A (ja) * 2015-10-07 2017-04-13 ダイセン・メンブレン・システムズ株式会社 散気運転方法
JP2018051461A (ja) * 2016-09-28 2018-04-05 アクアインテック株式会社 移送装置
WO2019172282A1 (ja) 2018-03-05 2019-09-12 国立研究開発法人産業技術総合研究所 受精を介さず種子植物の胚乳発生を誘導する核酸分子及びベクター、並びに受精を介さず胚乳を発生しうる組換え種子植物及びその作製方法
JP6689921B2 (ja) * 2018-07-25 2020-04-28 前澤化成工業株式会社 散気装置
JP7285392B2 (ja) 2019-03-08 2023-06-02 三井住友建設鉄構エンジニアリング株式会社 Ｌ型ケーソン構造
JP2020152897A (ja) 2019-03-13 2020-09-24 三菱製紙株式会社 熱伝導性シート

Also Published As

Publication number Publication date
JP7112794B1 (ja) 2022-08-04
US20230243144A1 (en) 2023-08-03
EP4206147A1 (en) 2023-07-05
EP4206147A4 (en) 2025-04-02
WO2022044564A1 (ja) 2022-03-03
BR112022025570A2 (pt) 2023-03-28

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