FR2137296A1 - Chemical polishing - of gold alloys and silver allys used for jewellry - Google Patents

Chemical polishing - of gold alloys and silver allys used for jewellry

Info

Publication number
FR2137296A1
FR2137296A1 FR7117922A FR7117922A FR2137296A1 FR 2137296 A1 FR2137296 A1 FR 2137296A1 FR 7117922 A FR7117922 A FR 7117922A FR 7117922 A FR7117922 A FR 7117922A FR 2137296 A1 FR2137296 A1 FR 2137296A1
Authority
FR
France
Prior art keywords
allys
jewellry
silver
bath
chemical polishing
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.)
Granted
Application number
FR7117922A
Other languages
English (en)
French (fr)
Other versions
FR2137296B1 (OSRAM
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7117922A priority Critical patent/FR2137296A1/fr
Publication of FR2137296A1 publication Critical patent/FR2137296A1/fr
Application granted granted Critical
Publication of FR2137296B1 publication Critical patent/FR2137296B1/fr
Granted 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
    • C23F3/00—Brightening metals by chemical means
    • C23F3/04—Heavy metals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Adornments (AREA)
FR7117922A 1971-05-18 1971-05-18 Chemical polishing - of gold alloys and silver allys used for jewellry Granted FR2137296A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7117922A FR2137296A1 (en) 1971-05-18 1971-05-18 Chemical polishing - of gold alloys and silver allys used for jewellry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7117922A FR2137296A1 (en) 1971-05-18 1971-05-18 Chemical polishing - of gold alloys and silver allys used for jewellry

Publications (2)

Publication Number Publication Date
FR2137296A1 true FR2137296A1 (en) 1972-12-29
FR2137296B1 FR2137296B1 (OSRAM) 1974-10-11

Family

ID=9077222

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7117922A Granted FR2137296A1 (en) 1971-05-18 1971-05-18 Chemical polishing - of gold alloys and silver allys used for jewellry

Country Status (1)

Country Link
FR (1) FR2137296A1 (OSRAM)

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
FR2137296B1 (OSRAM) 1974-10-11

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