BE693170A - - Google Patents
Info
- Publication number
- BE693170A BE693170A BE693170DA BE693170A BE 693170 A BE693170 A BE 693170A BE 693170D A BE693170D A BE 693170DA BE 693170 A BE693170 A BE 693170A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F3/00—Electrolytic etching or polishing
- C25F3/02—Etching
- C25F3/12—Etching of semiconducting materials
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
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- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3063—Electrolytic etching
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DES0101607 | 1966-01-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE693170A true BE693170A (ja) | 1967-07-25 |
Family
ID=7523869
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE693170D BE693170A (ja) | 1966-01-25 | 1967-01-25 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE693170A (ja) |
FR (1) | FR1514419A (ja) |
NL (1) | NL6700945A (ja) |
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1967
- 1967-01-20 NL NL6700945A patent/NL6700945A/xx unknown
- 1967-01-23 FR FR92172A patent/FR1514419A/fr not_active Expired
- 1967-01-25 BE BE693170D patent/BE693170A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR1514419A (fr) | 1968-02-23 |
NL6700945A (ja) | 1967-07-26 |