ES362621A1 - Electric arc stabilization in electric arc melting using carbon electrodes - Google Patents
Electric arc stabilization in electric arc melting using carbon electrodesInfo
- Publication number
- ES362621A1 ES362621A1 ES362621A ES362621A ES362621A1 ES 362621 A1 ES362621 A1 ES 362621A1 ES 362621 A ES362621 A ES 362621A ES 362621 A ES362621 A ES 362621A ES 362621 A1 ES362621 A1 ES 362621A1
- Authority
- ES
- Spain
- Prior art keywords
- electric arc
- carbon electrodes
- stabilization
- melting
- arc melting
- 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
- 238000010891 electric arc Methods 0.000 title 2
- 230000008018 melting Effects 0.000 title 1
- 238000002844 melting Methods 0.000 title 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title 1
- 230000006641 stabilisation Effects 0.000 title 1
- 238000011105 stabilization Methods 0.000 title 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- 229910000288 alkali metal carbonate Inorganic materials 0.000 abstract 1
- 229910001508 alkali metal halide Inorganic materials 0.000 abstract 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 239000011233 carbonaceous binding agent Substances 0.000 abstract 1
- 239000000945 filler Substances 0.000 abstract 1
- 150000004820 halides Chemical class 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
- H05B7/02—Details
- H05B7/06—Electrodes
- H05B7/08—Electrodes non-consumable
- H05B7/085—Electrodes non-consumable mainly consisting of carbon
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Discharge Heating (AREA)
- Furnace Details (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
Arc furnace electrodes consist of an outer shell of carbon and an inner core consisting of a carbonaceous filler, a promoter material, e.g., an alkali metal oxide, carbonate or halide, and a carbonaceous binder such as pitch or tar.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB46525/68A GB1214078A (en) | 1968-10-01 | 1968-10-01 | Electrodes for arc furnaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES362621A1 true ES362621A1 (en) | 1970-11-16 |
Family
ID=10441591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES362621A Expired ES362621A1 (en) | 1968-10-01 | 1969-01-17 | Electric arc stabilization in electric arc melting using carbon electrodes |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3715440A (en) |
| DE (1) | DE1900317A1 (en) |
| ES (1) | ES362621A1 (en) |
| FR (1) | FR2019521A6 (en) |
| GB (1) | GB1214078A (en) |
| SE (1) | SE362334B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2442567A1 (en) * | 1978-11-22 | 1980-06-20 | Siderurgie Fse Inst Rech | Arc heating-melting electrode - is made of graphite with core of readily ionisable salt to improve arc stability |
| FR2512311A1 (en) * | 1981-08-27 | 1983-03-04 | Siderurgie Fse Inst Rech | Electrode for mfg. metals in arc melting furnace etc. - consists of bundle of graphite bars sepd. from each other by ionisable dopant and providing stable arc |
| FR2512312A1 (en) * | 1981-08-27 | 1983-03-04 | Siderurgie Fse Inst Rech | Graphite electrode for arc melting furnace etc. - where electrode contains numerous longitudinal holes providing stable arc |
| IT1171887B (en) * | 1983-11-11 | 1987-06-10 | Elettrocarbonium Spa | PRE-COOKED CARBON ELECTRODE WITH COMPOSITE STRUCTURE FOR ELECTRIC ARC OVENS |
| US4575856A (en) * | 1984-05-18 | 1986-03-11 | Pennsylvania Engineering Corporation | Iron free self baking electrode |
| DE69941658D1 (en) | 1998-04-16 | 2010-01-07 | Toshiba Lighting & Technology | ELECTRIC HIGH-PRESSURE DISCHARGE LAMP AND LIGHTING DEVICE |
| CN103384013B (en) | 2010-07-01 | 2015-09-02 | 格拉弗技术国际控股有限公司 | Graphite electrode |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3214153A (en) * | 1963-11-15 | 1965-10-26 | Heraeus Gmbh W C | Cooling water supply system |
| US1444961A (en) * | 1919-06-11 | 1923-02-13 | Nat Carbon Co Inc | Arc-lamp electrode |
| US2185679A (en) * | 1937-12-22 | 1940-01-02 | Lorraine Carbone | Arc lamp cathodes |
| US2640135A (en) * | 1950-03-30 | 1953-05-26 | Gen Electric | Electrode |
| US2744945A (en) * | 1955-03-11 | 1956-05-08 | Union Carbide & Carbon Corp | Graphite furnace electrode for a stabilized arc |
| NL290760A (en) * | 1962-03-30 |
-
1968
- 1968-10-01 GB GB46525/68A patent/GB1214078A/en not_active Expired
- 1968-12-30 SE SE18007/68A patent/SE362334B/xx unknown
-
1969
- 1969-01-03 DE DE19691900317 patent/DE1900317A1/en active Pending
- 1969-01-17 ES ES362621A patent/ES362621A1/en not_active Expired
- 1969-01-31 FR FR6902070A patent/FR2019521A6/fr not_active Expired
-
1971
- 1971-04-01 US US00130431A patent/US3715440A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE362334B (en) | 1973-12-03 |
| FR2019521A6 (en) | 1970-07-03 |
| DE1900317A1 (en) | 1970-10-15 |
| GB1214078A (en) | 1970-12-02 |
| US3715440A (en) | 1973-02-06 |
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