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- Withdrawn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
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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
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/48—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor
- H01L23/482—Arrangements for conducting electric current to or from the solid state body in operation, e.g. leads, terminal arrangements ; Selection of materials therefor consisting of lead-in layers inseparably applied to the semiconductor body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Weting (AREA)
- Electrodes Of Semiconductors (AREA)
- Electroplating Methods And Accessories (AREA)
- ing And Chemical Polishing (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (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 (de) | 1970-09-25 |
Family
ID=25137939
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6931755A Withdrawn FR2026831A1 (de) | 1968-12-23 | 1969-09-18 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS4842023B1 (de) |
DE (1) | DE1947026B2 (de) |
FR (1) | FR2026831A1 (de) |
GB (1) | GB1232126A (de) |
Families Citing this family (4)
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 (de) * | 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 |
-
1969
- 1969-09-16 GB GB1232126D patent/GB1232126A/en not_active Expired
- 1969-09-17 DE DE19691947026 patent/DE1947026B2/de active Pending
- 1969-09-18 FR FR6931755A patent/FR2026831A1/fr not_active Withdrawn
- 1969-09-22 JP JP7575069A patent/JPS4842023B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1232126A (de) | 1971-05-19 |
DE1947026A1 (de) | 1971-03-04 |
DE1947026B2 (de) | 1973-12-20 |
JPS4842023B1 (de) | 1973-12-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |