HK1018709A1 - Method for preventing contamination by lead from metallic piping devices - Google Patents

Method for preventing contamination by lead from metallic piping devices

Info

Publication number
HK1018709A1
HK1018709A1 HK99103738A HK99103738A HK1018709A1 HK 1018709 A1 HK1018709 A1 HK 1018709A1 HK 99103738 A HK99103738 A HK 99103738A HK 99103738 A HK99103738 A HK 99103738A HK 1018709 A1 HK1018709 A1 HK 1018709A1
Authority
HK
Hong Kong
Prior art keywords
lead
preventing contamination
metallic piping
piping devices
devices
Prior art date
Application number
HK99103738A
Other languages
English (en)
Inventor
Shinji Sugita
Osamu Fujimoto
Kazuhito Kurose
Norikazu Sugaya
Original Assignee
Kitz Corp
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 Kitz Corp filed Critical Kitz Corp
Publication of HK1018709A1 publication Critical patent/HK1018709A1/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
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • 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
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L58/00—Protection of pipes or pipe fittings against corrosion or incrustation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Public Health (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Cleaning In General (AREA)
  • Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
HK99103738A 1997-07-14 1999-08-31 Method for preventing contamination by lead from metallic piping devices HK1018709A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20264897A JP3345569B2 (ja) 1997-07-14 1997-07-14 バルブ・管継手等の銅合金製配管器材の鉛溶出防止法及びその銅合金製配管器材

Publications (1)

Publication Number Publication Date
HK1018709A1 true HK1018709A1 (en) 1999-12-30

Family

ID=16460835

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99103738A HK1018709A1 (en) 1997-07-14 1999-08-31 Method for preventing contamination by lead from metallic piping devices

Country Status (5)

Country Link
EP (1) EP0892084A1 (zh)
JP (1) JP3345569B2 (zh)
CN (1) CN1131340C (zh)
AU (1) AU744700C (zh)
HK (1) HK1018709A1 (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6197210B1 (en) * 1998-08-17 2001-03-06 Gerber Plumbing Fixtures Corp. Process for treating brass components to substantially eliminate leachabale lead
DE60000499T2 (de) 2000-03-17 2003-03-27 Ruvaris S R L Verfahren und Bad zur selektiven Bleientfernung von Sanitärkomponenten aus Kupferlegierungen
US6608026B1 (en) 2000-08-23 2003-08-19 Board Of Regents, The University Of Texas System Apoptotic compounds
DE10140287A1 (de) * 2001-08-16 2003-03-06 Kemper Gebr Gmbh & Co Kg Waschverfahren zum Entfernen von Blei aus der Oberfläche von für den Einbau in Trinkwasseranlagen bestimmten Bauteilen aus Kupferlegierungen
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
EP1722010B1 (en) * 2004-03-05 2012-04-25 Kitz Corporation Method of preventing nickel leaching from copper alloy made water-contact equipment item, protective film forming agent for nickel leaching prevention and detergent for nickel leaching prevention
CN101407914B (zh) * 2007-10-12 2010-08-25 广东省石油化工研究院 一种退锡铅剂
WO2012026490A1 (ja) * 2010-08-24 2012-03-01 株式会社キッツ 銅合金のＢｉ溶出防止方法
KR101994170B1 (ko) 2012-10-31 2019-06-28 가부시키가이샤 기츠 황동 합금과 가공 부품 및 접액 부품
CN102995045B (zh) * 2012-12-14 2015-05-27 浙江天齐电气有限公司 配电箱体脱脂定型系统
CN104841674A (zh) * 2014-02-17 2015-08-19 东莞新科技术研究开发有限公司 冷却器管道的清洗方法
RU2645166C1 (ru) * 2016-12-29 2018-02-16 Акционерное общество "Государственный научный центр Российской Федерации - Физико-энергетический институт имени А.И. Лейпунского" Способ очистки металлического оборудования от загрязнений, содержащих свинец
JP2018165406A (ja) * 2018-04-20 2018-10-25 株式会社キッツ 水栓金具又はバルブにおける銅合金製給水器材の製造方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59232601A (ja) * 1983-06-15 1984-12-27 Yamatoya Shokai:Kk ハンダ剥離液
DE3738307A1 (de) * 1987-11-11 1989-05-24 Ruwel Werke Gmbh Badloesungen und verfahren zum entfernen von blei/zinn-, blei- bzw. zinnschichten auf kupfer- oder nickeloberflaechen
US4921571A (en) * 1989-07-28 1990-05-01 Macdermid, Incorporated Inhibited composition and method for stripping tin, lead or tin-lead alloy from copper surfaces
US5244539A (en) * 1992-01-27 1993-09-14 Ardrox, Inc. Composition and method for stripping films from printed circuit boards
US5544859A (en) * 1994-06-03 1996-08-13 Hazen Research, Inc. Apparatus and method for inhibiting the leaching of lead in water
US5601658A (en) * 1995-06-30 1997-02-11 Purdue Research Foundation Method of treating lead-containing surfaces to passivate the surface lead
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
US5707421A (en) * 1997-02-18 1998-01-13 Joe; Shelley L. Process for the inhibition of leaching of lead from brass alloy plumbing fixtures

Also Published As

Publication number Publication date
EP0892084A1 (en) 1999-01-20
CN1214376A (zh) 1999-04-21
AU7504998A (en) 1999-01-21
JPH1129887A (ja) 1999-02-02
AU744700B2 (en) 2002-02-28
CN1131340C (zh) 2003-12-17
JP3345569B2 (ja) 2002-11-18
AU744700C (en) 2002-11-07

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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: 20140714