DE69906705D1 - METHOD FOR THE PRESERVATION OF SILVER PLATED OBJECTS AND DEVICE THEREFOR - Google Patents
METHOD FOR THE PRESERVATION OF SILVER PLATED OBJECTS AND DEVICE THEREFORInfo
- Publication number
- DE69906705D1 DE69906705D1 DE69906705T DE69906705T DE69906705D1 DE 69906705 D1 DE69906705 D1 DE 69906705D1 DE 69906705 T DE69906705 T DE 69906705T DE 69906705 T DE69906705 T DE 69906705T DE 69906705 D1 DE69906705 D1 DE 69906705D1
- 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
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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Chemically Coating (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Gas Separation By Absorption (AREA)
- Catalysts (AREA)
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.
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 true DE69906705D1 (en) | 2003-05-15 |
DE69906705T2 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)
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)
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 |
-
1998
- 1998-01-16 FR FR9800420A patent/FR2773821B1/en not_active Expired - Fee Related
-
1999
- 1999-01-15 EP EP99900931A patent/EP1054721B1/en not_active Expired - Lifetime
- 1999-01-15 WO PCT/FR1999/000071 patent/WO1999036161A1/en active IP Right Grant
- 1999-01-15 ES ES99900931T patent/ES2191410T3/en not_active Expired - Lifetime
- 1999-01-15 DE DE69906705T patent/DE69906705T2/en not_active Expired - Lifetime
- 1999-01-15 AT AT99900931T patent/ATE236703T1/en active
Also Published As
Publication number | Publication date |
---|---|
ES2191410T3 (en) | 2003-09-01 |
EP1054721A1 (en) | 2000-11-29 |
FR2773821A1 (en) | 1999-07-23 |
WO1999036161A1 (en) | 1999-07-22 |
ATE236703T1 (en) | 2003-04-15 |
FR2773821B1 (en) | 2000-04-07 |
DE69906705T2 (en) | 2003-11-13 |
EP1054721B1 (en) | 2003-04-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |