JPH08509908A - 飲料水配管系統の清浄化及び保全方法 - Google Patents
飲料水配管系統の清浄化及び保全方法Info
- Publication number
- JPH08509908A JPH08509908A JP6521313A JP52131394A JPH08509908A JP H08509908 A JPH08509908 A JP H08509908A JP 6521313 A JP6521313 A JP 6521313A JP 52131394 A JP52131394 A JP 52131394A JP H08509908 A JPH08509908 A JP H08509908A
- Authority
- JP
- Japan
- Prior art keywords
- acid
- cleaning
- solution
- scale
- cleaning solution
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/02—Inorganic compounds
- C11D7/04—Water-soluble compounds
- C11D7/08—Acids
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/22—Organic compounds
- C11D7/26—Organic compounds containing oxygen
- C11D7/265—Carboxylic acids or salts thereof
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D7/00—Compositions of detergents based essentially on non-surface-active compounds
- C11D7/22—Organic compounds
- C11D7/32—Organic compounds containing nitrogen
- C11D7/3218—Alkanolamines or alkanolimines
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/006—Arrangements or methods for cleaning or refurbishing water conduits
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
- C11D2111/10—Objects to be cleaned
- C11D2111/14—Hard surfaces
- C11D2111/20—Industrial or commercial equipment, e.g. reactors, tubes or engines
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Water Supply & Treatment (AREA)
- Emergency Medicine (AREA)
- Public Health (AREA)
- Inorganic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Detergent Compositions (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.飲料水配管系統を清浄化する方法において、 主に酸化鉄、バイオマス及び堆積物からなる硫酸塩還元性鉄バクテリアを伴っ たスケール(水あか)を飲料水配管系統の内側表面から除去するための有効な量 のクリーニング水溶液を導入し、然も、前記溶液は酸性、中性、及び塩基性溶液 からなる群から選択され、 前記配管系統内のパイプの一部分を、それを通って前記クリーニング溶液を循 環させるために封鎖し、 前記クリーニング溶液を前記配管系統を通って前記スケール及び堆積物の可溶 化、緩和(loosening)及び(又は)懸濁を行うのに充分な時間循環し、 可溶化、緩和、又は懸濁したスケール及び堆積物を含む前記クリーニング溶液 を前記配管系統からフラッシュする、 ことからなる清浄化法。 2.使用済みクリーニング溶液を除去した後、配管系統を奇麗な水でフラッシ ュする更に別の工程を含む、請求項1に記載の方法。 3.使用済みクリーニング溶液、スケール及び(又は)堆積物を除去するため に、配管系統を高圧水でフラッシュする更に別の工程を含む、請求項1に記載の 方法。 4.処理水溶液が酸性である、請求項1に記載の方法。 5.酸性溶液が更に、スケール及び堆積物の除去を補助する、酸抑制剤、キレ ート剤、表面活性剤、浸透剤、分散剤、及びそれらの混合物からなる群から選択 された添加剤を含む、請求項4に記載の方法。 6.酸が、鉱酸、有機酸、及びそれらの混合物からなる群から選択される、請 求項4に記載の方法。 7.鉱酸が、塩酸、硝酸、リン酸、ポリリン酸、フッ化水素酸、ホウ酸、硫酸 、亜硫酸、及びそれらの混合物からなる群から選択される、請求項6に記載の方 法。 8.有機酸が、ギ酸、酢酸、プロピオン酸、クエン酸、グリコール酸、乳酸、 酒石酸、ポリアクリル酸、コハク酸、p−トルエンスルホン酸、及びそれらの混 合物からなる群から選択される、請求項6に記載の方法。 9.溶液が、スケール及び堆積物の除去を補助する、酸抑制剤、キレート剤、 表面活性剤、浸透剤、分散剤、及びそれらの混合物からなる群からの添加剤を更 に含む、請求項6に記載の方法。 10.クリーニング溶液が、塩酸、グリコール酸、アルカノールアミン、及び表 面活性剤の混合物である、請求項1に記載の方法。 11.混合物を、クリーニング水溶液として前混合物に用いる、請求項10に記 載の方法。 12.クリーニング溶液が、酸と塩基との化学量論的1:1当量の石鹸を含有し 、然も、前記酸が鉱酸及び有機酸からなる群から選択され、前記塩基がアミン及 びアンモニアからなる群から選択され、スケールと反応するのに効果的な量の遊 離酸が前記溶液中に存在する、請求項1に記載の方法。 13.飲料水配管系統を清浄化する方法において、 主に酸化鉄、バイオマス及び堆積物からなる硫酸塩還元性鉄バクテリアを伴っ たスケールを、飲料水配管系統の内側管表面から除去するための酸性クリーニン グ水溶液を入れるための貯槽を与え、 前記配管系統内のパイプの一部分を、それを通って前記クリーニング溶液を循 環させるために封鎖し、 前記クリーニング溶液を前記貯槽から前記パイプ部分を通って循環し、前記溶 液を前記貯槽へ戻し、前記スケール及び堆積物を除去する、 ことからなる清浄化法。 14.クリーニング溶液が、塩酸、グリコール酸、アルカノールアミン、及び表 面活性剤の混合物である、請求項13に記載の方法。 15.クリーニング溶液が、酸と塩基との化学量論的1:1当量の石鹸を含有し 、然も、前記酸が鉱酸及び有機酸からなる群から選択され、前記塩基がアミン及 びアンモニアからなる群から選択され、スケールと反応するのに効果的な量の遊 離酸が前記溶液中に存在する、請求項13に記載の方法。 16.貯槽が、クリーニング溶液の調製、貯蔵、及び排出のためにトラックに取 付けられている、請求項13に記載の方法。 17.二つの消火栓の間のパイプ部分を封鎖し、前記消火栓の一つを貯槽に接続 し、前記パイプ部分を通って前記クリーニング溶液をポンプで送ることにより前 記クリーニング溶液を循環する、請求項13に記載の方法。 18.配管系統が家庭用又は工業用配水系統である、請求項13に記載の方法。 19.使用済みクリーニング溶液を除去した後、配管系統を奇麗な水でフラッシ ュする更に別の工程を含む、請求項13に記載の方法。 20.鉱酸が、塩酸、硝酸、リン酸、ポリリン酸、フッ化水素酸、ホウ酸、硫酸 、亜硫酸、及びそれらの混合物からなる群から選択され、有機酸が、ギ酸、酢酸 、プロピオン酸、クエン酸、グリコール酸、乳酸、酒石酸、ポリアクリル酸、コ ハク酸、ポリ−トルエンスルホン酸、及びそれらの混合物からなる群から選択さ れる、請求項15に記載の方法。 21.処理水溶液が、飲料水配管系統のための全国衛生財団基準60(National Sanitation Foundation Standard 60)の条件に合う、請求項13に記載の方法 。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/036,188 | 1993-03-23 | ||
| US08/036,188 US5360488A (en) | 1993-03-23 | 1993-03-23 | Method of cleaning and maintaining water distribution pipe systems |
| US20995394A | 1994-03-17 | 1994-03-17 | |
| US08/209,953 | 1994-03-17 | ||
| PCT/US1994/003065 WO1994021865A1 (en) | 1993-03-23 | 1994-03-22 | Method of cleaning and maintaining potable water distribution pipe systems |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08509908A true JPH08509908A (ja) | 1996-10-22 |
| JP3597193B2 JP3597193B2 (ja) | 2004-12-02 |
Family
ID=26712917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52131394A Expired - Fee Related JP3597193B2 (ja) | 1993-03-23 | 1994-03-22 | 飲料水配管系統の清浄化及び保全方法 |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0690944B1 (ja) |
| JP (1) | JP3597193B2 (ja) |
| AT (1) | ATE170583T1 (ja) |
| AU (1) | AU673426B2 (ja) |
| BR (1) | BR9406139A (ja) |
| CA (1) | CA2157916C (ja) |
| DE (1) | DE69413017T2 (ja) |
| WO (1) | WO1994021865A1 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11141713A (ja) * | 1997-09-05 | 1999-05-28 | Tetra Laval Holdings & Finance Sa | 無菌弁組立体 |
| JP2005163135A (ja) * | 2003-12-04 | 2005-06-23 | Kao Corp | 金属成分の処理液 |
| JP2007270222A (ja) * | 2006-03-30 | 2007-10-18 | Kurita Water Ind Ltd | スケール洗浄剤及びスケール除去方法 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995035419A1 (en) * | 1994-06-20 | 1995-12-28 | H.E.R.C. Products Incorporated | Method of cleaning and maintaining potable water distribution pipe systems with a heated cleaning solution |
| US5755155A (en) * | 1997-02-28 | 1998-05-26 | Tetra Laval Holdings & Finance S.A. | Aseptic process interface group |
| JP2002052322A (ja) * | 2000-08-10 | 2002-02-19 | Kurita Water Ind Ltd | 洗浄方法 |
| WO2016068525A1 (ko) * | 2014-10-27 | 2016-05-06 | 이기원 | 스케일 제거 방법 |
| RU2594426C1 (ru) * | 2015-02-26 | 2016-08-20 | Акционерное общество "Научно-исследовательский и проектный институт по переработке газа" (АО "НИПИгазпереработка") | Способ очистки внутренней поверхности технологического оборудования и трубопроводов (варианты) |
| CA2969174A1 (en) * | 2017-06-02 | 2018-12-02 | Fluid Energy Group Ltd. | Novel modified acid compositions as alternatives to conventional acids in the oil and gas industry |
| DE202019003089U1 (de) * | 2019-07-24 | 2020-10-27 | Josef Schallameier | Entkalkung von unter Druck stehenden Rohrleitungen beliebiger Länge |
| DE102024002007B3 (de) * | 2024-06-20 | 2025-12-11 | Josef Schallameier | Verfahren und Vorrichtung zum Entkalken von fluidführenden Einrichtungen |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3667487A (en) * | 1970-12-11 | 1972-06-06 | Richardson Chem Cleaning Servi | Integrated chemical cleaning apparatus |
| US4025359A (en) * | 1974-04-01 | 1977-05-24 | Connelly Jr George F | Inhibited acid composition for cleaning water systems |
| DE3066305D1 (en) * | 1979-10-24 | 1984-03-01 | Fischer Ag Georg | Method and apparatus for rinsing, cleaning, disinfecting and coating a conduit on the interior, especially a water conduit in a new construction |
| DE3244443C2 (de) * | 1982-12-01 | 1986-11-06 | Späne, Rainer, 7888 Rheinfelden | Verfahren zur Entfernung von eisen-, calcium- und manganhaltigen Verockerungen und/oder Versinterungen aus zur Wasserversorgung betriebenen Einrichtungen |
| EP0183894B1 (de) * | 1984-11-30 | 1991-07-24 | Feldmann-Chemie GmbH | Verwendung von Mischung aus organischen und/oder anorganischen Säuren und/oder sauren Salzen zur Entfernung von eisen- und manganhaltigen Ablagerungen und Verockerungen |
| FR2602571B1 (fr) * | 1986-08-06 | 1989-02-03 | Assainissement Rationnel Pompa | Procede de nettoyage d'une conduite notamment d'un reseau de distribution d'eau potable et systeme pour la mise en oeuvre de ce procede |
| DE3631459A1 (de) * | 1986-09-16 | 1988-03-24 | Wegener Paul | Verfahren zum innenreinigen von verzweigten rohrleitungen und/oder aggregaten sowie vorrichtung zur durchfuehrung dieses verfahrens |
| DE3731441A1 (de) * | 1987-08-13 | 1989-02-23 | Imhof Elisabeth | Verfahren und vorrichtung zur reinigung, korrosionsbeseitigung, ggf. entkalkung und versiegelung von gebaeudewasserinstallationen |
| DE3828229A1 (de) * | 1988-08-19 | 1990-02-22 | Feldmann Chemie Gmbh | Mittel zur reinigung, desinfektion und wartung von trinkwasseranlagen und anlagen der getraenkeindustrie |
| DE4015202A1 (de) * | 1990-05-11 | 1991-11-14 | Heimo Wessollek | Reiniger fuer trinkwasseranlagen |
| DE4015201A1 (de) * | 1990-05-11 | 1991-11-14 | Heimo Wessollek | Reiniger fuer trinkwasseranlagen |
| US5322635A (en) * | 1991-05-16 | 1994-06-21 | H.E.R.C. Incorporated | Soap compositions of carboxylic acids and amines useful in removal and prevention of scale |
| DE4125315C2 (de) * | 1991-07-31 | 1995-09-28 | Oertzen Arndt H Gmbh & Co | Vorrichtung zum Reinigen von Rohrleitungen |
-
1994
- 1994-03-22 WO PCT/US1994/003065 patent/WO1994021865A1/en not_active Ceased
- 1994-03-22 EP EP94912283A patent/EP0690944B1/en not_active Expired - Lifetime
- 1994-03-22 JP JP52131394A patent/JP3597193B2/ja not_active Expired - Fee Related
- 1994-03-22 AT AT94912283T patent/ATE170583T1/de active
- 1994-03-22 BR BR9406139A patent/BR9406139A/pt not_active IP Right Cessation
- 1994-03-22 AU AU64903/94A patent/AU673426B2/en not_active Ceased
- 1994-03-22 CA CA002157916A patent/CA2157916C/en not_active Expired - Fee Related
- 1994-03-22 DE DE69413017T patent/DE69413017T2/de not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11141713A (ja) * | 1997-09-05 | 1999-05-28 | Tetra Laval Holdings & Finance Sa | 無菌弁組立体 |
| JP2005163135A (ja) * | 2003-12-04 | 2005-06-23 | Kao Corp | 金属成分の処理液 |
| JP2007270222A (ja) * | 2006-03-30 | 2007-10-18 | Kurita Water Ind Ltd | スケール洗浄剤及びスケール除去方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2157916A1 (en) | 1994-09-29 |
| WO1994021865A1 (en) | 1994-09-29 |
| EP0690944A1 (en) | 1996-01-10 |
| AU673426B2 (en) | 1996-11-07 |
| DE69413017D1 (de) | 1998-10-08 |
| CA2157916C (en) | 2000-01-25 |
| DE69413017T2 (de) | 1999-01-28 |
| ATE170583T1 (de) | 1998-09-15 |
| AU6490394A (en) | 1994-10-11 |
| EP0690944B1 (en) | 1998-09-02 |
| BR9406139A (pt) | 1996-01-30 |
| JP3597193B2 (ja) | 2004-12-02 |
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