JP7112794B1 - 導水渠並びに沈殿池 - Google Patents

導水渠並びに沈殿池 Download PDF

Info

Publication number
JP7112794B1
JP7112794B1 JP2021569152A JP2021569152A JP7112794B1 JP 7112794 B1 JP7112794 B1 JP 7112794B1 JP 2021569152 A JP2021569152 A JP 2021569152A JP 2021569152 A JP2021569152 A JP 2021569152A JP 7112794 B1 JP7112794 B1 JP 7112794B1
Authority
JP
Japan
Prior art keywords
pipe
water
scum
compressed air
conduit
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.)
Active
Application number
JP2021569152A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022044564A1 (https=
JPWO2022044564A5 (ja
Inventor
秀雄 宇都宮
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.)
Utsunomiya Industry Co Ltd
Original Assignee
Utsunomiya Industry Co 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 Utsunomiya Industry Co Ltd filed Critical Utsunomiya Industry Co Ltd
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

Images

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
    • 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
    • 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
    • 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 JPWO2022044564A1 (https=) 2022-03-03
JP7112794B1 true 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

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003170163A (ja) * 2001-09-25 2003-06-17 Asahi Tec Corp スカム破砕装置
JP2008221158A (ja) * 2007-03-14 2008-09-25 Daicen Membrane Systems Ltd 散気方法及び水処理運転方法
JP2011088048A (ja) * 2009-10-21 2011-05-06 Utsunomiya Kogyo Kk スカム除去装置
JP2015110195A (ja) * 2012-03-26 2015-06-18 東レ株式会社 浸漬型膜分離装置
JP2015116569A (ja) * 2015-01-22 2015-06-25 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
JP2020014999A (ja) * 2018-07-25 2020-01-30 前澤化成工業株式会社 散気装置

Family Cites Families (10)

* 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
JP3943551B2 (ja) 2004-01-29 2007-07-11 宇都宮工業株式会社 スカム除去装置
WO2009047864A1 (ja) * 2007-10-12 2009-04-16 Utsunomiya Kogyo Co., Ltd. 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
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
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

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003170163A (ja) * 2001-09-25 2003-06-17 Asahi Tec Corp スカム破砕装置
JP2008221158A (ja) * 2007-03-14 2008-09-25 Daicen Membrane Systems Ltd 散気方法及び水処理運転方法
JP2011088048A (ja) * 2009-10-21 2011-05-06 Utsunomiya Kogyo Kk スカム除去装置
JP2015110195A (ja) * 2012-03-26 2015-06-18 東レ株式会社 浸漬型膜分離装置
JP2015116569A (ja) * 2015-01-22 2015-06-25 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
JP2020014999A (ja) * 2018-07-25 2020-01-30 前澤化成工業株式会社 散気装置

Also Published As

Publication number Publication date
JPWO2022044564A1 (https=) 2022-03-03
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

Similar Documents

Publication Publication Date Title
JP5249237B2 (ja) スカム除去装置
JP5443122B2 (ja) スカム除去装置
JP4754462B2 (ja) 沈砂池の集砂装置
JP7112794B1 (ja) 導水渠並びに沈殿池
US12186761B2 (en) Spout nozzle for scum removal device and water conduit with that spout nozzle for scum removal device
KR20150004968A (ko) 양식장 청소장치
JP3943551B2 (ja) スカム除去装置
JP5443260B2 (ja) スカム除去装置用噴出ノズル
JP7112795B1 (ja) 導水渠システム
KR101549795B1 (ko) 수질정화용 다기능 가동보 수문
JPWO2022044564A5 (ja) 導水渠並びに沈殿池
KR101166327B1 (ko) 폐수처리용 다열주입식 가압부상조
JP5891197B2 (ja) スカム除去装置
KR20030080635A (ko) 슬러지 제거장치
JP7748145B2 (ja) スカム剥離装置及び導水渠並びに沈殿池
JP7668076B1 (ja) 下水処理場におけるスカム除去システム
KR20160093419A (ko) 스키머 세척장치를 포함하는 용존부상장치
KR101767442B1 (ko) 폐수 정화용 마이크로 버블 디퓨져
JP7769442B2 (ja) スカム除去装置
JP4188780B2 (ja) 洗浄装置
JP2005111383A (ja) 集砂槽
KR20250018019A (ko) 양식장 수조의 오염물 자동제거 추출시스템
JP2005111382A (ja) 集砂装置
JP2011218284A (ja) スカム排出装置
CN2749877Y (zh) 气浮池水射式水力自动排渣装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20211119

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20211119

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20211119

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220419

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220513

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20220628

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20220715

R150 Certificate of patent or registration of utility model

Ref document number: 7112794

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250