JP4575760B2 - 硬化白金装飾品 - Google Patents
硬化白金装飾品 Download PDFInfo
- Publication number
- JP4575760B2 JP4575760B2 JP2004348831A JP2004348831A JP4575760B2 JP 4575760 B2 JP4575760 B2 JP 4575760B2 JP 2004348831 A JP2004348831 A JP 2004348831A JP 2004348831 A JP2004348831 A JP 2004348831A JP 4575760 B2 JP4575760 B2 JP 4575760B2
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- Japan
- Prior art keywords
- platinum
- hardness
- carbon
- alloy
- treatment
- Prior art date
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- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Description
Claims (1)
- 純白金及び白金合金の装飾品を、MgO,ZrO 2 ,またはCaOの中から選ばれる1種または2種以上のセラミックスと同時に、電気炉または誘導加熱炉にて、不活性ガス中で炭素を燃焼させることによって得られる炭素雰囲気中で、1100℃〜1700℃にて1時間〜10時間熱処理することにより、炭素の還元作用により分解されたセラミックスの任意の1種または2種以上の元素を純白金及び白金合金表層部へ拡散浸透させることによって、表層のみ硬化させた高硬度、高変形強度を有することを特長とした硬化白金装飾品。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004348831A JP4575760B2 (ja) | 2004-05-18 | 2004-12-01 | 硬化白金装飾品 |
HK06109435.8A HK1089213A1 (en) | 2004-05-18 | 2006-08-25 | Hardened platinum decorative article |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004148211 | 2004-05-18 | ||
JP2004348831A JP4575760B2 (ja) | 2004-05-18 | 2004-12-01 | 硬化白金装飾品 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006002248A JP2006002248A (ja) | 2006-01-05 |
JP4575760B2 true JP4575760B2 (ja) | 2010-11-04 |
Family
ID=35770890
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004348831A Active JP4575760B2 (ja) | 2004-05-18 | 2004-12-01 | 硬化白金装飾品 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4575760B2 (ja) |
HK (1) | HK1089213A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5710901B2 (ja) * | 2010-06-29 | 2015-04-30 | 株式会社フルヤ金属 | 白金成形物の表面硬化方法 |
JP6322300B1 (ja) * | 2017-01-06 | 2018-05-09 | 株式会社エーアイ | 白金加工品の製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5877540A (ja) * | 1981-10-30 | 1983-05-10 | Inoue Japax Res Inc | 装飾金属 |
JPS59143032A (ja) * | 1983-02-04 | 1984-08-16 | Mitsubishi Metal Corp | 装飾用表面硬化Pt合金部材 |
JPS605872A (ja) * | 1983-06-23 | 1985-01-12 | Tanaka Kikinzoku Kogyo Kk | 装飾用材料の製造方法 |
GB8629728D0 (en) * | 1986-12-12 | 1987-01-21 | Johnson Matthey Plc | Scratch resistant surface layer |
JPH03188231A (ja) * | 1989-12-14 | 1991-08-16 | Seiko Instr Inc | 表面硬化カラー白金合金 |
-
2004
- 2004-12-01 JP JP2004348831A patent/JP4575760B2/ja active Active
-
2006
- 2006-08-25 HK HK06109435.8A patent/HK1089213A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
HK1089213A1 (en) | 2006-11-24 |
JP2006002248A (ja) | 2006-01-05 |
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