JPS5072896A - - Google Patents
Info
- Publication number
- JPS5072896A JPS5072896A JP9139374A JP9139374A JPS5072896A JP S5072896 A JPS5072896 A JP S5072896A JP 9139374 A JP9139374 A JP 9139374A JP 9139374 A JP9139374 A JP 9139374A JP S5072896 A JPS5072896 A JP S5072896A
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G17/00—Compounds of germanium
- C01G17/02—Germanium dioxide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Silicon Compounds (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7329124A FR2240186B1 (en) | 1973-08-09 | 1973-08-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5072896A true JPS5072896A (en) | 1975-06-16 |
| JPS5725499B2 JPS5725499B2 (en) | 1982-05-29 |
Family
ID=9123809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9139374A Expired JPS5725499B2 (en) | 1973-08-09 | 1974-08-08 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5725499B2 (en) |
| BE (1) | BE818505A (en) |
| FR (1) | FR2240186B1 (en) |
| GB (1) | GB1427500A (en) |
| IT (1) | IT1018280B (en) |
| NL (1) | NL7410635A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61131345U (en) * | 1985-02-06 | 1986-08-16 | ||
| CN110745860A (en) * | 2019-11-28 | 2020-02-04 | 衡阳旭光锌锗科技有限公司 | Preparation method of high-purity germanium dioxide |
| CN115367786B (en) * | 2022-09-05 | 2023-10-24 | 广东先导稀材股份有限公司 | Preparation method of germanium tetrachloride |
-
1973
- 1973-08-09 FR FR7329124A patent/FR2240186B1/fr not_active Expired
-
1974
- 1974-08-05 BE BE147302A patent/BE818505A/en unknown
- 1974-08-06 GB GB3468974A patent/GB1427500A/en not_active Expired
- 1974-08-07 NL NL7410635A patent/NL7410635A/en unknown
- 1974-08-08 JP JP9139374A patent/JPS5725499B2/ja not_active Expired
- 1974-08-08 IT IT1292474A patent/IT1018280B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| BE818505A (en) | 1974-12-02 |
| DE2438415A1 (en) | 1975-03-06 |
| IT1018280B (en) | 1977-09-30 |
| NL7410635A (en) | 1975-02-11 |
| FR2240186B1 (en) | 1976-11-12 |
| DE2438415B2 (en) | 1975-10-16 |
| JPS5725499B2 (en) | 1982-05-29 |
| GB1427500A (en) | 1976-03-10 |
| FR2240186A1 (en) | 1975-03-07 |