NL81522C - - Google Patents
Info
- Publication number
- NL81522C NL81522C NL81522DA NL81522C NL 81522 C NL81522 C NL 81522C NL 81522D A NL81522D A NL 81522DA NL 81522 C NL81522 C NL 81522C
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G17/00—Compounds of germanium
- C01G17/04—Halides of germanium
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US734144XA | 1952-03-20 | 1952-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL81522C true NL81522C (en) |
Family
ID=22113565
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7501830,A NL176054B (en) | 1952-03-20 | FILTER DEVICE. | |
| NL81522D NL81522C (en) | 1952-03-20 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7501830,A NL176054B (en) | 1952-03-20 | FILTER DEVICE. |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB734144A (en) |
| NL (2) | NL81522C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818396B (en) * | 2015-05-19 | 2016-07-27 | 河北工程大学 | The technique of Ti recovery in electric furnace germanium slag |
| CN104789785B (en) * | 2015-05-19 | 2017-01-25 | 河北工程大学 | Method for extracting germanium from germanium-containing smoke dust |
-
0
- NL NLAANVRAGE7501830,A patent/NL176054B/en unknown
- NL NL81522D patent/NL81522C/xx active
-
1953
- 1953-03-17 GB GB7312/53A patent/GB734144A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL176054B (en) | |
| GB734144A (en) | 1955-07-27 |