BE543254A - - Google Patents
Info
- Publication number
- BE543254A BE543254A BE543254DA BE543254A BE 543254 A BE543254 A BE 543254A BE 543254D A BE543254D A BE 543254DA BE 543254 A BE543254 A BE 543254A
- Authority
- BE
- Belgium
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
- C23F4/00—Processes for removing metallic material from surfaces, not provided for in group C23F1/00 or C23F3/00
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Weting (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL339023X | 1954-12-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE543254A true BE543254A (pt) |
Family
ID=19784635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE543254D BE543254A (pt) | 1954-12-01 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2822250A (pt) |
| BE (1) | BE543254A (pt) |
| CH (1) | CH339023A (pt) |
| FR (1) | FR1136614A (pt) |
| GB (1) | GB773860A (pt) |
| NL (2) | NL87792C (pt) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL132314C (pt) * | 1960-07-06 | |||
| US3143447A (en) * | 1960-12-22 | 1964-08-04 | Marriner K Norr | Chemical etches for lead telluride crystals |
| US3274036A (en) * | 1962-08-02 | 1966-09-20 | United Aircraft Corp | Arc etching |
| DE1544281C3 (de) * | 1966-03-04 | 1975-04-03 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Verfahren zum Dotieren von Silicium- Halbleitermaterial |
| US3629023A (en) * | 1968-07-17 | 1971-12-21 | Minnesota Mining & Mfg | METHOD OF CHEMICALLY POLISHING CRYSTALS OF II(b){14 VI(a) SYSTEM |
| US3837882A (en) * | 1971-09-02 | 1974-09-24 | Kewanee Oil Co | Optical bodies with non-epitaxially grown crystals on surface |
| US3869324A (en) * | 1973-12-28 | 1975-03-04 | Ibm | Method of polishing cadmium telluride |
| US3869323A (en) * | 1973-12-28 | 1975-03-04 | Ibm | Method of polishing zinc selenide |
| US4261791A (en) * | 1979-09-25 | 1981-04-14 | Rca Corporation | Two step method of cleaning silicon wafers |
| US4456630A (en) * | 1983-08-18 | 1984-06-26 | Monosolar, Inc. | Method of forming ohmic contacts |
| WO2010028062A1 (en) * | 2008-09-08 | 2010-03-11 | Hercules Incorporated | Protein/cationic polymer compositions having reduced viscosity |
| CN104518045B (zh) * | 2013-09-26 | 2018-03-23 | 中国建材国际工程集团有限公司 | 用来调理CdTe薄层太阳能电池的CdTe层的方法 |
-
0
- NL NL192840D patent/NL192840A/xx unknown
- NL NL87792D patent/NL87792C/xx active
- BE BE543254D patent/BE543254A/xx unknown
-
1955
- 1955-11-28 GB GB34020/55A patent/GB773860A/en not_active Expired
- 1955-11-28 US US549519A patent/US2822250A/en not_active Expired - Lifetime
- 1955-11-29 CH CH339023D patent/CH339023A/de unknown
- 1955-11-29 FR FR1136614D patent/FR1136614A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL192840A (pt) | |
| US2822250A (en) | 1958-02-04 |
| FR1136614A (fr) | 1957-05-16 |
| CH339023A (de) | 1959-06-15 |
| NL87792C (pt) | |
| GB773860A (en) | 1957-05-01 |