GB701474A - Improved method of electrolytically pointing wires and electrode system comprising a pointed electrode - Google Patents
Improved method of electrolytically pointing wires and electrode system comprising a pointed electrodeInfo
- Publication number
- GB701474A GB701474A GB24952/51A GB2495251A GB701474A GB 701474 A GB701474 A GB 701474A GB 24952/51 A GB24952/51 A GB 24952/51A GB 2495251 A GB2495251 A GB 2495251A GB 701474 A GB701474 A GB 701474A
- Authority
- GB
- United Kingdom
- Prior art keywords
- wire
- electrolytically
- electrode
- pointing
- pointed
- 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
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 3
- 239000011810 insulating material Substances 0.000 abstract 2
- 239000013078 crystal Substances 0.000 abstract 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract 1
- 239000000395 magnesium oxide Substances 0.000 abstract 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 abstract 1
- 229910003452 thorium oxide Inorganic materials 0.000 abstract 1
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
-
- 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
- C23F1/02—Local etching
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electrochemistry (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Cold Cathode And The Manufacture (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL305128X | 1950-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB701474A true GB701474A (en) | 1953-12-23 |
Family
ID=19783462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB24952/51A Expired GB701474A (en) | 1950-10-28 | 1951-10-25 | Improved method of electrolytically pointing wires and electrode system comprising a pointed electrode |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2721838A (enrdf_load_stackoverflow) |
| BE (1) | BE506706A (enrdf_load_stackoverflow) |
| CH (1) | CH305128A (enrdf_load_stackoverflow) |
| DE (1) | DE936585C (enrdf_load_stackoverflow) |
| FR (1) | FR1044215A (enrdf_load_stackoverflow) |
| GB (1) | GB701474A (enrdf_load_stackoverflow) |
| NL (1) | NL73679C (enrdf_load_stackoverflow) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2773024A (en) * | 1954-04-08 | 1956-12-04 | United States Steel Corp | Method for electrolytically pointing wire |
| NL294698A (enrdf_load_stackoverflow) * | 1962-06-29 | |||
| US3524803A (en) * | 1968-05-13 | 1970-08-18 | Us Army | Method of electrolytically etching field filamentary material to make emitters |
| US5865978A (en) * | 1997-05-09 | 1999-02-02 | Cohen; Adam E. | Near-field photolithographic masks and photolithography; nanoscale patterning techniques; apparatus and method therefor |
| US6386959B2 (en) | 1999-01-13 | 2002-05-14 | Micro Contacts Inc. | Feeding system for electro-chemically polishing contact tips |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB322118A (en) * | 1928-06-05 | 1929-12-05 | Sherard Osborn Cowper Coles | An improved process and apparatus for the electrolytic removal of metal from metallic bodies |
| BE373635A (enrdf_load_stackoverflow) * | 1929-09-23 | |||
| US2434286A (en) * | 1943-08-12 | 1948-01-13 | Bell Telephone Labor Inc | Method of forming a point at the end of a wire |
| US2545866A (en) * | 1946-11-15 | 1951-03-20 | Aluminum Co Of America | Boron-containing aluminum wire and method of its production |
| US2628936A (en) * | 1949-05-06 | 1953-02-17 | Bell Telephone Labor Inc | Method of forming a point at the end of a wire |
-
0
- NL NL73679D patent/NL73679C/xx active
- BE BE506706D patent/BE506706A/xx unknown
-
1951
- 1951-10-10 US US250609A patent/US2721838A/en not_active Expired - Lifetime
- 1951-10-24 DE DEN4598A patent/DE936585C/de not_active Expired
- 1951-10-25 GB GB24952/51A patent/GB701474A/en not_active Expired
- 1951-10-26 FR FR1044215D patent/FR1044215A/fr not_active Expired
- 1951-10-26 CH CH305128D patent/CH305128A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US2721838A (en) | 1955-10-25 |
| BE506706A (enrdf_load_stackoverflow) | |
| NL73679C (enrdf_load_stackoverflow) | |
| CH305128A (de) | 1955-02-15 |
| DE936585C (de) | 1955-12-15 |
| FR1044215A (fr) | 1953-11-16 |
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