HK1004070A1 - Improvements relating to potable water supply components - Google Patents

Improvements relating to potable water supply components

Info

Publication number
HK1004070A1
HK1004070A1 HK98103273A HK98103273A HK1004070A1 HK 1004070 A1 HK1004070 A1 HK 1004070A1 HK 98103273 A HK98103273 A HK 98103273A HK 98103273 A HK98103273 A HK 98103273A HK 1004070 A1 HK1004070 A1 HK 1004070A1
Authority
HK
Hong Kong
Prior art keywords
water supply
potable water
improvements relating
supply components
components
Prior art date
Application number
HK98103273A
Other languages
English (en)
Inventor
Colin Edward Tallis
Original Assignee
Imi Yorkshire Fittings
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 Imi Yorkshire Fittings filed Critical Imi Yorkshire Fittings
Publication of HK1004070A1 publication Critical patent/HK1004070A1/xx

Links

Classifications

    • 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
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/05—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions
    • C23C22/06—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6
    • C23C22/07—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using aqueous solutions using aqueous acidic solutions with pH less than 6 containing phosphates
    • C23C22/08—Orthophosphates
    • 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
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C22/73—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals characterised by the process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
HK98103273A 1994-05-17 1998-04-18 Improvements relating to potable water supply components HK1004070A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9409811A GB9409811D0 (en) 1994-05-17 1994-05-17 Improvements in copper alloy water fittings

Publications (1)

Publication Number Publication Date
HK1004070A1 true HK1004070A1 (en) 1998-11-13

Family

ID=10755235

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98103273A HK1004070A1 (en) 1994-05-17 1998-04-18 Improvements relating to potable water supply components

Country Status (16)

Country Link
US (1) US5919519A (fr)
EP (1) EP0683245B1 (fr)
CN (1) CN1114367A (fr)
AU (1) AU700003B2 (fr)
CA (1) CA2149499A1 (fr)
DE (1) DE69510608T2 (fr)
ES (1) ES2135010T3 (fr)
GB (2) GB9409811D0 (fr)
HK (1) HK1004070A1 (fr)
HU (1) HU218620B (fr)
MY (1) MY127460A (fr)
PL (1) PL308618A1 (fr)
RO (1) RO115179B1 (fr)
SG (1) SG59909A1 (fr)
YU (1) YU29995A (fr)
ZA (1) ZA953740B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5454876A (en) * 1994-08-02 1995-10-03 21St Century Companies, Inc. Process for reducing lead leachate in brass plumbing components
JP3490457B2 (ja) * 1995-08-03 2004-01-26 エウロパ メタリ ソチエタ ペル アチオニ 鉛放出性の低い鉛含有銅合金製配管部材およびその製造法
US5958257A (en) * 1997-01-07 1999-09-28 Gerber Plumbing Fixtures Corp. Process for treating brass components to reduce leachable lead
US6461534B2 (en) 1997-11-19 2002-10-08 Europa Metalli S. P. A. Low lead release plumbing components made of copper based alloys containing lead, and a method for obtaining the same
JP3182765B2 (ja) * 1997-12-03 2001-07-03 東陶機器株式会社 鉛含有銅合金の鉛溶出低減処理方法と鉛含有銅合金の鉛溶出低減めっき方法及び鉛含有銅合金製水道用器具
US6197210B1 (en) * 1998-08-17 2001-03-06 Gerber Plumbing Fixtures Corp. Process for treating brass components to substantially eliminate leachabale lead
DE10003582A1 (de) 2000-01-28 2001-08-02 Km Europa Metal Ag Verfahren zur Erzeugung einer Zinnschicht auf der inneren Oberfläche von Hohlbauteilen aus Kupferlegierungen
DE60000499T2 (de) 2000-03-17 2003-03-27 Ruvaris S R L Verfahren und Bad zur selektiven Bleientfernung von Sanitärkomponenten aus Kupferlegierungen
US6432210B1 (en) 2000-08-31 2002-08-13 The Ford Meter Box Company, Inc. Method for treating brass
US6447616B1 (en) 2000-08-31 2002-09-10 The Ford Meter Box Company Method for treating brass
US6830629B2 (en) * 2000-08-31 2004-12-14 The Ford Meter Box Company, Inc. Method for treating brass
JP4197269B2 (ja) * 2002-09-09 2008-12-17 株式会社キッツ バルブ・管継手等の銅合金製配管器材のニッケル溶出防止法及びその銅合金製配管器材
DE10308134B4 (de) * 2003-02-26 2006-04-06 Wieland-Werke Ag Verfahren zur Verringerung der Bleiauslaugung in Trinkwasserversorgungssystemen
JP4430879B2 (ja) * 2003-03-14 2010-03-10 株式会社Ｉｎａｘ 鉛含有銅合金製水道用器具の製造方法、水道用器具の鋳造脱鉛品及び水道用器具
EP1722010B1 (fr) * 2004-03-05 2012-04-25 Kitz Corporation Procede pour empecher le lessivage du nickel a partir d'un equipement en alliage de cuivre au contact d'eau, agent formateur d'un film de protection pour la prevention du lessivage de nickel et detergent pour la prevention de lessivage de nickel
US7771542B1 (en) 2006-05-30 2010-08-10 Stone Chemical Company Compositions and methods for removing lead from metal surfaces
CA2665881A1 (fr) 2006-10-12 2008-10-30 C-3 International, Llc Procedes permettant le traitement prophylactique de surface pour les systemes de traitement de fluide et leurs composants
US8623301B1 (en) 2008-04-09 2014-01-07 C3 International, Llc Solid oxide fuel cells, electrolyzers, and sensors, and methods of making and using the same
CA2899575C (fr) 2010-02-10 2020-03-10 Ut-Battelle, Llc Electrolytes fonctionnant a basse temperature pour piles a oxyde solide presentant une conductivite ionique elevee
US9905871B2 (en) 2013-07-15 2018-02-27 Fcet, Inc. Low temperature solid oxide cells

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB547408A (en) * 1941-01-23 1942-08-26 Parker Rust Proof Co Improvements relating to the coating of iron or steel
US2785097A (en) * 1952-12-31 1957-03-12 Parker Rust Proof Co Titanium accelerated oxalate metal coating compositions and method of coating
US2711391A (en) * 1953-06-29 1955-06-21 W H & L D Betz Phosphate-chromate corrosion protection in water systems
US2834659A (en) * 1957-03-25 1958-05-13 Du Pont Chemical polishing of metals
US3242093A (en) * 1963-10-07 1966-03-22 Miles Lab Composition for removing surface oxidation from metal surfaces
US3382111A (en) * 1965-04-26 1968-05-07 Pennsalt Chemicals Corp Coating metal
US3420715A (en) * 1965-06-04 1969-01-07 Cons Foods Corp Additive for phosphate coating solution
GB1273736A (en) * 1968-08-01 1972-05-10 Albright & Wilson Chemical polishing compositions
GB1284147A (en) * 1970-04-17 1972-08-02 Oldham Internat Ltd Improvements in methods of treating grids for electric storage battery plates
US3879231A (en) * 1971-12-27 1975-04-22 Nippon Steel Corp Method of sealing terne sheets
AU5302773A (en) * 1972-03-23 1974-09-12 Allegheny Ludlum Ind Inc Surface finishing
US4089707A (en) * 1976-07-19 1978-05-16 Republic Steel Corporation Method of improving corrosion resistance of lead and lead alloy coated metal
US4233088A (en) * 1979-03-29 1980-11-11 International Lead Zinc Research Organization, Inc. Phosphatization of steel surfaces and metal-coated surfaces
DE3429532A1 (de) * 1984-08-10 1986-02-20 Gerhard Collardin GmbH, 5000 Köln Verfahren zur passivierung von blei- und bleihaltigen oberflaechen
FR2653785A1 (fr) * 1989-10-30 1991-05-03 Ugine Aciers Procede de traitement de surface d'un materiau metallique compose ou revetu de plomb ou d'un alliage de plomb et produit obtenu par le procede.
US5076941A (en) * 1990-10-15 1991-12-31 Calgon Corp. Monofluorophosphate solubility inhibitor for lead in potable water sources
US5137657A (en) * 1991-04-24 1992-08-11 Merck & Co., Inc. Synergistic combination of sodium silicate and orthophosphate for controlling carbon steel corrosion
IT1263235B (it) * 1992-09-08 1996-08-05 Piemontese Radiatori Procedimento per migliorare la resistenza alla corrosione dei radiatori in rame e leghe di rame, e radiatori cosi' ottenibili
JPH0694036A (ja) * 1992-09-11 1994-04-05 Daido Metal Co Ltd 耐フレッチング特性に優れた多層すべり軸受
DE4313439A1 (de) * 1993-04-23 1994-10-27 Ideal Standard Sanitäres Wasserventil

Also Published As

Publication number Publication date
PL308618A1 (en) 1995-11-27
MY127460A (en) 2006-12-29
RO115179B1 (ro) 1999-11-30
EP0683245B1 (fr) 1999-07-07
HU9501346D0 (en) 1995-06-28
SG59909A1 (en) 1999-02-22
GB9409811D0 (en) 1994-07-06
US5919519A (en) 1999-07-06
CA2149499A1 (fr) 1995-11-18
GB2289478B (en) 1998-02-11
YU29995A (sh) 1997-09-30
GB2289478A (en) 1995-11-22
EP0683245A1 (fr) 1995-11-22
AU2003795A (en) 1995-11-23
HU218620B (hu) 2000-10-28
ZA953740B (en) 1996-01-11
HUT75844A (en) 1997-05-28
DE69510608T2 (de) 1999-12-02
DE69510608D1 (de) 1999-08-12
AU700003B2 (en) 1998-12-17
CN1114367A (zh) 1996-01-03
ES2135010T3 (es) 1999-10-16
GB9509718D0 (en) 1995-07-05

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20130512