CA2193494C - Method of cleaning and maintaining potable water distribution pipe systems with a heated cleaning solution - Google Patents

Method of cleaning and maintaining potable water distribution pipe systems with a heated cleaning solution

Info

Publication number
CA2193494C
CA2193494C CA002193494A CA2193494A CA2193494C CA 2193494 C CA2193494 C CA 2193494C CA 002193494 A CA002193494 A CA 002193494A CA 2193494 A CA2193494 A CA 2193494A CA 2193494 C CA2193494 C CA 2193494C
Authority
CA
Canada
Prior art keywords
cleaning solution
acid
solution
scale
pipe
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
CA002193494A
Other languages
English (en)
French (fr)
Other versions
CA2193494A1 (en
Inventor
Edward Charles Perry
Jerome H. Ludwig
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.)
HERC Products Inc
Original Assignee
HERC Products Inc
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 HERC Products Inc filed Critical HERC Products Inc
Publication of CA2193494A1 publication Critical patent/CA2193494A1/en
Application granted granted Critical
Publication of CA2193494C publication Critical patent/CA2193494C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/083—Mineral agents
    • 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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/042—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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2079—Monocarboxylic acids-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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2082—Polycarboxylic acids-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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2086—Hydroxy carboxylic acids-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
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/34—Organic compounds containing sulfur
    • C11D3/3418—Toluene -, xylene -, cumene -, benzene - or naphthalene sulfonates or sulfates
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Public Health (AREA)
  • Detergent Compositions (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Cleaning In General (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
CA002193494A 1994-06-20 1995-06-14 Method of cleaning and maintaining potable water distribution pipe systems with a heated cleaning solution Expired - Fee Related CA2193494C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US26260194A 1994-06-20 1994-06-20
US262,601 1994-06-20
PCT/US1995/007546 WO1995035419A1 (en) 1994-06-20 1995-06-14 Method of cleaning and maintaining potable water distribution pipe systems with a heated cleaning solution

Publications (2)

Publication Number Publication Date
CA2193494A1 CA2193494A1 (en) 1995-12-28
CA2193494C true CA2193494C (en) 1999-12-07

Family

ID=22998225

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002193494A Expired - Fee Related CA2193494C (en) 1994-06-20 1995-06-14 Method of cleaning and maintaining potable water distribution pipe systems with a heated cleaning solution

Country Status (7)

Country Link
EP (1) EP0766765A1 (pt)
AU (1) AU2828395A (pt)
BR (1) BR9505483A (pt)
CA (1) CA2193494C (pt)
IL (1) IL114194A0 (pt)
MY (1) MY115961A (pt)
WO (1) WO1995035419A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1008158C2 (nl) * 1998-01-29 1999-08-02 Waste Treatment Patents & Res Werkwijze voor het verwijderen van anorganische en organische aanslag van oppervlakken van een verticale buisreactor.
US6920897B2 (en) 2001-03-27 2005-07-26 Blair J. Poirier Potable water circulation system
US6705344B2 (en) 2001-03-27 2004-03-16 Blair J. Poirier Potable water circulation system
CN114713577A (zh) * 2022-04-25 2022-07-08 广东韶钢松山股份有限公司 一种煤气脱氨设备的清洗方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
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
EP0027980B1 (de) * 1979-10-24 1984-01-25 Georg Fischer Aktiengesellschaft Verfahren und Einrichtung zur Spülung, Reinigung, Desinfektion und Innenbeschichtung einer Rohrleitung, insbesondere einer Wasserleitung in einem Neubau
CH640434A5 (en) * 1981-01-27 1984-01-13 Dipan Sa Method for cleaning pipes and apparatus for carrying out this method
FR2517571A1 (fr) * 1981-12-07 1983-06-10 Roussel Herve Machine a detartrer
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
DE3583586D1 (de) * 1984-11-30 1991-08-29 Feldmann Chemie Gmbh Verwendung von mischung aus organischen und/oder anorganischen saeuren 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
DE4015201A1 (de) * 1990-05-11 1991-11-14 Heimo Wessollek Reiniger fuer trinkwasseranlagen
DE4015202A1 (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
EP0690944B1 (en) * 1993-03-23 1998-09-02 H.E.R.C. Products Incorporated Method of cleaning and maintaining potable water distribution pipe systems

Also Published As

Publication number Publication date
AU2828395A (en) 1996-01-15
WO1995035419A1 (en) 1995-12-28
IL114194A0 (en) 1995-10-31
CA2193494A1 (en) 1995-12-28
BR9505483A (pt) 1997-08-12
EP0766765A1 (en) 1997-04-09
MY115961A (en) 2003-10-31

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