FR2026831A1 - - Google Patents
Info
- Publication number
- FR2026831A1 FR2026831A1 FR6931755A FR6931755A FR2026831A1 FR 2026831 A1 FR2026831 A1 FR 2026831A1 FR 6931755 A FR6931755 A FR 6931755A FR 6931755 A FR6931755 A FR 6931755A FR 2026831 A1 FR2026831 A1 FR 2026831A1
- Authority
- FR
- France
- 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.)
- Withdrawn
Links
Classifications
-
- H10P95/00—
-
- 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
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
- C23F1/30—Acidic compositions for etching other metallic material
-
- H10W20/40—
Landscapes
- Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Weting (AREA)
- Electrodes Of Semiconductors (AREA)
- ing And Chemical Polishing (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electroplating Methods And Accessories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78621868A | 1968-12-23 | 1968-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2026831A1 true FR2026831A1 (enExample) | 1970-09-25 |
Family
ID=25137939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR6931755A Withdrawn FR2026831A1 (enExample) | 1968-12-23 | 1969-09-18 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4842023B1 (enExample) |
| DE (1) | DE1947026B2 (enExample) |
| FR (1) | FR2026831A1 (enExample) |
| GB (1) | GB1232126A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3700569A (en) * | 1971-09-10 | 1972-10-24 | Bell Telephone Labor Inc | Method of metallizing devices |
| JPS5174735U (enExample) * | 1974-12-06 | 1976-06-11 | ||
| CH648692A5 (en) * | 1979-09-05 | 1985-03-29 | Bbc Brown Boveri & Cie | Contact arrangement on a semiconductor component |
| EP0312965B1 (de) * | 1987-10-23 | 1992-12-30 | Siemens Aktiengesellschaft | Verfahren zur Herstellung eines planaren selbstjustierten Heterobipolartransistors |
| KR102721283B1 (ko) | 2019-03-26 | 2024-10-23 | 주식회사 발카 | 톱니형 메탈 개스킷 |
-
1969
- 1969-09-16 GB GB1232126D patent/GB1232126A/en not_active Expired
- 1969-09-17 DE DE1947026A patent/DE1947026B2/de active Pending
- 1969-09-18 FR FR6931755A patent/FR2026831A1/fr not_active Withdrawn
- 1969-09-22 JP JP44075750A patent/JPS4842023B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1947026B2 (de) | 1973-12-20 |
| JPS4842023B1 (enExample) | 1973-12-10 |
| DE1947026A1 (de) | 1971-03-04 |
| GB1232126A (enExample) | 1971-05-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |