IL114479A - Process for reducing lead leachate in brass plumbing components - Google Patents
Process for reducing lead leachate in brass plumbing componentsInfo
- Publication number
- IL114479A IL114479A IL11447995A IL11447995A IL114479A IL 114479 A IL114479 A IL 114479A IL 11447995 A IL11447995 A IL 11447995A IL 11447995 A IL11447995 A IL 11447995A IL 114479 A IL114479 A IL 114479A
- Authority
- IL
- Israel
- Prior art keywords
- components
- brass
- soln
- plumbing components
- reducing lead
- Prior art date
Links
Classifications
-
- 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
- C23G1/10—Other heavy metals
-
- 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
- F16L58/02—Protection of pipes or pipe fittings against corrosion or incrustation by means of internal or external coatings
- F16L58/04—Coatings characterised by the materials used
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Removal Of Specific Substances (AREA)
- Domestic Plumbing Installations (AREA)
- Resistance Heating (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Processing Of Solid Wastes (AREA)
- ing And Chemical Polishing (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Chemically Coating (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
- Lead Frames For Integrated Circuits (AREA)
- Chemical Treatment Of Metals (AREA)
- Cookers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/285,007 US5454876A (en) | 1994-08-02 | 1994-08-02 | Process for reducing lead leachate in brass plumbing components |
Publications (2)
Publication Number | Publication Date |
---|---|
IL114479A0 IL114479A0 (en) | 1995-11-27 |
IL114479A true IL114479A (en) | 1999-06-20 |
Family
ID=23092345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL11447995A IL114479A (en) | 1994-08-02 | 1995-07-06 | Process for reducing lead leachate in brass plumbing components |
Country Status (15)
Country | Link |
---|---|
US (1) | US5454876A (xx) |
EP (1) | EP0695833B1 (xx) |
JP (1) | JP3062419B2 (xx) |
KR (1) | KR100362966B1 (xx) |
CN (1) | CN1054655C (xx) |
AT (1) | ATE164650T1 (xx) |
AU (1) | AU684200B2 (xx) |
CA (1) | CA2153349C (xx) |
DE (1) | DE69501928T2 (xx) |
DK (1) | DK0695833T3 (xx) |
ES (1) | ES2117358T3 (xx) |
IL (1) | IL114479A (xx) |
TR (1) | TR199500949A2 (xx) |
TW (1) | TW350880B (xx) |
ZA (1) | ZA955747B (xx) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5601658A (en) * | 1995-06-30 | 1997-02-11 | Purdue Research Foundation | Method of treating lead-containing surfaces to passivate the surface lead |
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 |
US5904783A (en) * | 1997-09-24 | 1999-05-18 | Hazen Research, Inc. | Method for reducing lead leaching in fixtures |
AU1350399A (en) * | 1997-12-03 | 1999-06-16 | Toto Ltd. | Method of reducing elution of lead in lead-containing copper alloy, and city water service fittings made of lead-containing copper alloy |
US6197210B1 (en) * | 1998-08-17 | 2001-03-06 | Gerber Plumbing Fixtures Corp. | Process for treating brass components to substantially eliminate leachabale lead |
EP1134306B1 (en) * | 2000-03-17 | 2002-09-25 | Ruvaris S.r.l. | Selective deleading process and bath for plumbing components made of a copper alloy |
KR100477172B1 (ko) * | 2000-07-28 | 2005-03-18 | 박광진 | 음용수용 배관연결구의 납용출 방지방법 |
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 |
JP4996023B2 (ja) * | 2001-09-14 | 2012-08-08 | 中越合金鋳工株式会社 | 鉛含有銅合金材からの鉛溶出防止方法 |
DE10308134B4 (de) * | 2003-02-26 | 2006-04-06 | Wieland-Werke Ag | Verfahren zur Verringerung der Bleiauslaugung in Trinkwasserversorgungssystemen |
US7771542B1 (en) | 2006-05-30 | 2010-08-10 | Stone Chemical Company | Compositions and methods for removing lead from metal surfaces |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE802974C (de) * | 1949-09-24 | 1951-02-26 | Elektro Gas Armaturen | Verfahren zur Behandlung der aufeinander gleitenden Flaechen von aus Kupferlegierungen bestehenden Kuekenventilen (Haehnen) zur Vermeidung des Einschleifens |
US2990374A (en) * | 1956-06-27 | 1961-06-27 | Schwartz Hyman | Process and product for removing and inhibiting corrosion |
US3669765A (en) * | 1969-05-12 | 1972-06-13 | Carleton R Bradshaw | Process for coating metal flakes |
US3764399A (en) * | 1970-07-30 | 1973-10-09 | Olin Corp | Method of producing tarnish resistant copper and copper alloys |
US3950193A (en) * | 1971-05-27 | 1976-04-13 | Olin Corporation | Tarnish resistant copper and copper alloys |
US3940303A (en) * | 1971-09-02 | 1976-02-24 | Olin Corporation | Method of producing tarnish resistant copper and copper alloys and products thereof |
US3879231A (en) * | 1971-12-27 | 1975-04-22 | Nippon Steel Corp | Method of sealing terne sheets |
US3779842A (en) * | 1972-04-21 | 1973-12-18 | Macdermid Inc | Method of and composition for dissolving metallic copper |
JPS526853B2 (xx) * | 1972-12-22 | 1977-02-25 | ||
US4006041A (en) * | 1973-10-22 | 1977-02-01 | Juan Brugarolas Fabregas | One step film-forming phosphatization of metallic surfaces and composition for effecting same |
US3898137A (en) * | 1974-04-19 | 1975-08-05 | Oxy Metal Industries Corp | Method of electroplating gold and gold plating baths containing an amido-polyphosphate |
US3975308A (en) * | 1975-02-07 | 1976-08-17 | The Carborundum Company | Preparation of pyrophosphates |
US4089707A (en) * | 1976-07-19 | 1978-05-16 | Republic Steel Corporation | Method of improving corrosion resistance of lead and lead alloy coated metal |
US4182639A (en) * | 1978-11-06 | 1980-01-08 | United States Steel Corporation | Method for improving the adhesion of brass-coated steel cord to rubber |
US4233088A (en) * | 1979-03-29 | 1980-11-11 | International Lead Zinc Research Organization, Inc. | Phosphatization of steel surfaces and metal-coated surfaces |
US4452650A (en) * | 1980-01-11 | 1984-06-05 | Olin Corporation | Copper and copper alloy coating |
US4582556A (en) * | 1982-11-22 | 1986-04-15 | Olin Corporation | Adhesion primers for encapsulating epoxies |
US4478651A (en) * | 1982-12-03 | 1984-10-23 | Olin Corporation | Protective film on Cu-Sn alloys |
FR2568244B1 (fr) * | 1984-07-26 | 1992-01-10 | Soletanche | Coulis special d'etancheite et son utilisation pour le stockage de dechets contenant des cations metalliques |
US4737356A (en) * | 1985-11-18 | 1988-04-12 | Wheelabrator Environmental Systems Inc. | Immobilization of lead and cadmium in solid residues from the combustion of refuse using lime and phosphate |
US4699889A (en) * | 1986-05-09 | 1987-10-13 | The United States Of America As Represented By The Department Of Energy | Lead phosphate glass compositions for optical components |
DE3619881A1 (de) * | 1986-06-13 | 1987-12-17 | Wmf Wuerttemberg Metallwaren | Verfahren und mittel zur verbesserung der haftfestigkeit eines metallueberzugs auf einem durch spangebende verformung hergestellten, bleihaltigen messing-formkoerper |
FR2621052A1 (fr) * | 1987-09-25 | 1989-03-31 | Solvay | Bains et procede pour le polissage chimique de surfaces en cuivre ou en alliage de cuivre |
US5118367A (en) * | 1989-09-25 | 1992-06-02 | The Goodyear Tire & Rubber Company | Process for treating a brass-plated steel wire |
US5193936B1 (en) * | 1990-03-16 | 1996-03-19 | Maecorp Inc | Fixation and stabilization of lead in contaminated soil and solid waste |
US5076941A (en) * | 1990-10-15 | 1991-12-31 | Calgon Corp. | Monofluorophosphate solubility inhibitor for lead in potable water sources |
DE4313439A1 (de) * | 1993-04-23 | 1994-10-27 | Ideal Standard | Sanitäres Wasserventil |
GB9409811D0 (en) * | 1994-05-17 | 1994-07-06 | Imi Yorkshire Fittings | Improvements in copper alloy water fittings |
-
1994
- 1994-08-02 US US08/285,007 patent/US5454876A/en not_active Expired - Lifetime
-
1995
- 1995-07-06 CA CA002153349A patent/CA2153349C/en not_active Expired - Fee Related
- 1995-07-06 IL IL11447995A patent/IL114479A/xx not_active IP Right Cessation
- 1995-07-11 ZA ZA955747A patent/ZA955747B/xx unknown
- 1995-07-21 DE DE69501928T patent/DE69501928T2/de not_active Expired - Fee Related
- 1995-07-21 ES ES95305122T patent/ES2117358T3/es not_active Expired - Lifetime
- 1995-07-21 AT AT95305122T patent/ATE164650T1/de not_active IP Right Cessation
- 1995-07-21 DK DK95305122T patent/DK0695833T3/da active
- 1995-07-21 EP EP95305122A patent/EP0695833B1/en not_active Expired - Lifetime
- 1995-07-27 JP JP7191781A patent/JP3062419B2/ja not_active Expired - Fee Related
- 1995-07-29 TW TW084107966A patent/TW350880B/zh active
- 1995-08-01 KR KR1019950023685A patent/KR100362966B1/ko not_active IP Right Cessation
- 1995-08-01 AU AU28303/95A patent/AU684200B2/en not_active Ceased
- 1995-08-01 CN CN95108680A patent/CN1054655C/zh not_active Expired - Fee Related
- 1995-08-02 TR TR95/00949A patent/TR199500949A2/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE69501928T2 (de) | 1998-10-22 |
EP0695833A1 (en) | 1996-02-07 |
ZA955747B (en) | 1996-02-20 |
AU2830395A (en) | 1996-02-15 |
KR100362966B1 (ko) | 2003-10-22 |
DE69501928D1 (de) | 1998-05-07 |
JP3062419B2 (ja) | 2000-07-10 |
ES2117358T3 (es) | 1998-08-01 |
EP0695833B1 (en) | 1998-04-01 |
CA2153349C (en) | 2005-09-20 |
IL114479A0 (en) | 1995-11-27 |
TR199500949A2 (tr) | 1996-06-21 |
CN1054655C (zh) | 2000-07-19 |
CA2153349A1 (en) | 1996-02-03 |
JPH0861586A (ja) | 1996-03-08 |
US5454876A (en) | 1995-10-03 |
CN1122844A (zh) | 1996-05-22 |
ATE164650T1 (de) | 1998-04-15 |
DK0695833T3 (da) | 1999-02-08 |
AU684200B2 (en) | 1997-12-04 |
KR960007827A (ko) | 1996-03-22 |
TW350880B (en) | 1999-01-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IL114479A (en) | Process for reducing lead leachate in brass plumbing components | |
NO972268D0 (no) | Fremgangsmåte og anlegg for behandling av avlöpsvann | |
WO1999014160A8 (en) | Treatment of molten salt reprocessing wastes | |
IL140266A (en) | Method of treating a plant or crop | |
GB2305771B (en) | Method and apparatus for decomposing organic solutions composed of chelating solutions and/or organic acids containing radioactive metal ions | |
PH30783A (en) | Method for treatment of waste water by activated sludge process. | |
ES2066210T3 (es) | Procedimiento para la reduccion del contenido de cianuro de una solucion. | |
WO1991017479A1 (en) | Improvements relating to a photographic process | |
CA2071944A1 (en) | Stripping solution and process for stripping compounds of titanium from base metals | |
TNSN07213A1 (en) | Method for treating water | |
ES2142602T3 (es) | Procedimiento de tratamiento de un acido clorhidrico residual contaminado por fluor. | |
EP1203996A3 (en) | A system and method for processing photographic material which includes wash water recovery | |
JP3042709B2 (ja) | 写真プロセスに関する改良 | |
TW326030B (en) | Process for waste water treatment | |
DE59600066D1 (de) | Verfahren zur aufarbeitung einer wässrigen prozessflüssigkeit des aminoxidverfahrens | |
AU2001237813A1 (en) | Method and a plant for removing mercury contamination from metal with a reducingliquid | |
PL300501A1 (en) | Method of treating waste water from electrochemical treatment of titanium alloys | |
MX9801172A (es) | Metodo mejorado para el tratamiento de agua. | |
JPS55106596A (en) | Method of treating waste water containing organic phosphorus compound | |
EP0048668A3 (fr) | Procédé de traitement des effluents radioactifs contenant des agents réducteurs | |
UA23929A (uk) | Спосіб очищення лужних стічних вод від іонів цинку | |
PL286207A1 (en) | Agent and process for treating water containing metal ions and possibly additional organic and/or inorganic pollutants and method of obtaining such agent | |
YU57892A (sh) | Postupak i uređaj za obradu vode i/ili otpadne vode | |
JPS57181545A (en) | Developing method for photosensitive silver halide material |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FF | Patent granted | ||
FF | Patent granted | ||
KB | Patent renewed | ||
KB | Patent renewed | ||
MM9K | Patent not in force due to non-payment of renewal fees |