FR1437929A - Metal attack technique - Google Patents
Metal attack techniqueInfo
- Publication number
- FR1437929A FR1437929A FR21759A FR21759A FR1437929A FR 1437929 A FR1437929 A FR 1437929A FR 21759 A FR21759 A FR 21759A FR 21759 A FR21759 A FR 21759A FR 1437929 A FR1437929 A FR 1437929A
- Authority
- FR
- France
- Prior art keywords
- attack technique
- metal attack
- metal
- technique
- attack
- Prior art date
- 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.)
- Expired
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
- C23F1/00—Etching metallic material by chemical means
- C23F1/10—Etching compositions
- C23F1/14—Aqueous compositions
- C23F1/16—Acidic compositions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/06—Solidifying liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- ing And Chemical Polishing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US37861364A | 1964-06-29 | 1964-06-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1437929A true FR1437929A (en) | 1966-05-06 |
Family
ID=23493830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR21759A Expired FR1437929A (en) | 1964-06-29 | 1965-06-22 | Metal attack technique |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE665755A (en) |
CH (1) | CH461917A (en) |
DE (1) | DE1521977B1 (en) |
FR (1) | FR1437929A (en) |
GB (1) | GB1088297A (en) |
NL (1) | NL6508206A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3571913A (en) * | 1968-08-20 | 1971-03-23 | Hewlett Packard Co | Method of making ohmic contact to a shallow diffused transistor |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3033793A (en) * | 1958-08-13 | 1962-05-08 | Photo Engravers Res Inc | Powderless etching of copper photoengraving plates |
US3136670A (en) * | 1961-09-14 | 1964-06-09 | Photo Engravers Res Inc | Powderless etching |
-
1965
- 1965-06-11 DE DE19651521977 patent/DE1521977B1/en not_active Withdrawn
- 1965-06-16 GB GB2547065A patent/GB1088297A/en not_active Expired
- 1965-06-18 CH CH856565A patent/CH461917A/en unknown
- 1965-06-22 FR FR21759A patent/FR1437929A/en not_active Expired
- 1965-06-22 BE BE665755D patent/BE665755A/xx unknown
- 1965-06-25 NL NL6508206A patent/NL6508206A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1521977B1 (en) | 1969-09-11 |
NL6508206A (en) | 1965-12-30 |
CH461917A (en) | 1968-08-31 |
GB1088297A (en) | 1967-10-25 |
BE665755A (en) | 1965-10-18 |
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