DE69906705T2 - METHOD FOR THE PRESERVATION OF SILVER PLATED OBJECTS AND DEVICE THEREFOR - Google Patents

METHOD FOR THE PRESERVATION OF SILVER PLATED OBJECTS AND DEVICE THEREFOR

Info

Publication number
DE69906705T2
DE69906705T2 DE69906705T DE69906705T DE69906705T2 DE 69906705 T2 DE69906705 T2 DE 69906705T2 DE 69906705 T DE69906705 T DE 69906705T DE 69906705 T DE69906705 T DE 69906705T DE 69906705 T2 DE69906705 T2 DE 69906705T2
Authority
DE
Germany
Prior art keywords
preservation
device therefor
silver plated
plated objects
objects
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 - Lifetime
Application number
DE69906705T
Other languages
German (de)
Other versions
DE69906705D1 (en
Inventor
No L Lacoudre
Teyeb Beldjoudi
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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Application granted granted Critical
Publication of DE69906705D1 publication Critical patent/DE69906705D1/en
Publication of DE69906705T2 publication Critical patent/DE69906705T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • C23F15/00—Other methods of preventing corrosion or incrustation

Abstract

The invention relates to a method for preserving and conserving silver-plated objects (1), according to which the objects (1) are placed in an atmosphere of desulfurized gas. The invention is characterized in that the gas is desulfurized by contact with cathodically activated silver metal.
DE69906705T 1998-01-16 1999-01-15 METHOD FOR THE PRESERVATION OF SILVER PLATED OBJECTS AND DEVICE THEREFOR Expired - Lifetime DE69906705T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9800420A FR2773821B1 (en) 1998-01-16 1998-01-16 PROCESS FOR THE PRESERVATION OF SILVER OBJECTS AND A PURIFICATION APPARATUS FOR IMPLEMENTING IT
PCT/FR1999/000071 WO1999036161A1 (en) 1998-01-16 1999-01-15 Method for preserving silver-plated objects and filtering device for carrying out said method

Publications (2)

Publication Number Publication Date
DE69906705D1 DE69906705D1 (en) 2003-05-15
DE69906705T2 true DE69906705T2 (en) 2003-11-13

Family

ID=9521842

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69906705T Expired - Lifetime DE69906705T2 (en) 1998-01-16 1999-01-15 METHOD FOR THE PRESERVATION OF SILVER PLATED OBJECTS AND DEVICE THEREFOR

Country Status (6)

Country Link
EP (1) EP1054721B1 (en)
AT (1) ATE236703T1 (en)
DE (1) DE69906705T2 (en)
ES (1) ES2191410T3 (en)
FR (1) FR2773821B1 (en)
WO (1) WO1999036161A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6551552B1 (en) * 2000-09-27 2003-04-22 Cor/Sci Llc Systems and methods for preventing and/or reducing corrosion in various articles
KR20040007265A (en) * 2002-07-12 2004-01-24 닛폰 에쿠스란 고교 가부시키가이샤 Discoloration inhibitor for metals
NO20063247L (en) * 2006-07-12 2008-01-14 Norsk Hydro As Protection of process equipment having a significant vapor pressure by adding a vaporizing component to the gas in contact with said equipment
FR2933879B1 (en) * 2008-07-15 2010-07-30 Saint Gobain Quartz Sas PARTICLE FILTER WITH MINERAL FILTER MEDIA

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2913329C2 (en) * 1979-04-03 1984-11-22 Dechema Deutsche Gesellschaft F. Chem. Apparatewesen E.V., 6000 Frankfurt Process for the separation of traces of gaseous pollutants based on sulfur from exhaust gases by chemical absorption
US5451268A (en) * 1993-11-15 1995-09-19 Shepherd; Samuel L. Process for the removal of sulfur from silver

Also Published As

Publication number Publication date
FR2773821A1 (en) 1999-07-23
ES2191410T3 (en) 2003-09-01
WO1999036161A1 (en) 1999-07-22
FR2773821B1 (en) 2000-04-07
EP1054721A1 (en) 2000-11-29
EP1054721B1 (en) 2003-04-09
ATE236703T1 (en) 2003-04-15
DE69906705D1 (en) 2003-05-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition