NO751325L - - Google Patents
Info
- Publication number
- NO751325L NO751325L NO751325A NO751325A NO751325L NO 751325 L NO751325 L NO 751325L NO 751325 A NO751325 A NO 751325A NO 751325 A NO751325 A NO 751325A NO 751325 L NO751325 L NO 751325L
- Authority
- NO
- Norway
- Prior art keywords
- direct current
- electrodes
- melt
- auxiliary electrode
- heating
- Prior art date
Links
- 238000010438 heat treatment Methods 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 23
- 230000008018 melting Effects 0.000 claims description 22
- 238000002844 melting Methods 0.000 claims description 22
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 150000001768 cations Chemical class 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 15
- 239000000155 melt Substances 0.000 claims description 15
- 230000008021 deposition Effects 0.000 claims description 11
- 150000002500 ions Chemical class 0.000 claims description 7
- 238000003723 Smelting Methods 0.000 claims description 6
- 239000003238 silicate melt Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000003779 heat-resistant material Substances 0.000 description 16
- 239000011521 glass Substances 0.000 description 14
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 13
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 7
- 238000005260 corrosion Methods 0.000 description 7
- 230000007797 corrosion Effects 0.000 description 7
- 229910052750 molybdenum Inorganic materials 0.000 description 7
- 239000011733 molybdenum Substances 0.000 description 7
- 239000010410 layer Substances 0.000 description 6
- 239000004020 conductor Substances 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000005355 lead glass Substances 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 239000011591 potassium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 229910021543 Nickel dioxide Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000008395 clarifying agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000000156 glass melt Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910003465 moissanite Inorganic materials 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- -1 of Pb + 2 Chemical class 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/005—Anodic protection
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5229—Manufacture of steel in electric furnaces in a direct current [DC] electric arc furnace
-
- 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
- H05B3/00—Ohmic-resistance heating
- H05B3/0019—Circuit arrangements
- H05B3/0023—Circuit arrangements for heating by passing the current directly across the material to be heated
-
- 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
- H05B7/12—Arrangements for cooling, sealing or protecting electrodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Furnace Details (AREA)
- Glass Melting And Manufacturing (AREA)
- Resistance Heating (AREA)
- Electrolytic Production Of Metals (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS7400003240A CS178528B1 (en) | 1974-05-06 | 1974-05-06 | Method of protecting metal heating electrodes of melting furnaces and device for improving this method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO751325L true NO751325L (xx) | 1975-11-07 |
Family
ID=5371901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO751325A NO751325L (xx) | 1974-05-06 | 1975-04-15 |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US3984612A (xx) |
| JP (1) | JPS511514A (xx) |
| AT (1) | AT362890B (xx) |
| BE (1) | BE828777A (xx) |
| CA (1) | CA1048091A (xx) |
| CH (1) | CH601119A5 (xx) |
| CS (1) | CS178528B1 (xx) |
| DE (1) | DE2517885C2 (xx) |
| ES (1) | ES437610A1 (xx) |
| FI (1) | FI58977C (xx) |
| FR (1) | FR2270748B1 (xx) |
| GB (1) | GB1502678A (xx) |
| IE (1) | IE41120B1 (xx) |
| IT (1) | IT1037843B (xx) |
| NL (1) | NL7505307A (xx) |
| NO (1) | NO751325L (xx) |
| SE (1) | SE7504536L (xx) |
| YU (1) | YU104675A (xx) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51148836A (en) * | 1975-06-17 | 1976-12-21 | Nippon Electric Glass Co Ltd | Uniformly heating device for material s whose electric resistance has netative temperature coefficient |
| US4227909A (en) * | 1979-06-12 | 1980-10-14 | Owens-Illinois, Inc. | Electric forehearth and method of melting therein |
| US4435811A (en) * | 1982-01-26 | 1984-03-06 | Owens-Corning Fiberglas Corporation | Current distribution for glass-melting furnaces |
| JPS59218036A (ja) * | 1983-05-25 | 1984-12-08 | Sony Corp | 位相比較回路 |
| DE4322448A1 (de) * | 1993-07-06 | 1995-01-12 | Abb Research Ltd | Schmelzofen zur thermischen Behandlung von schwermetallhalitgen und/oder dioxinhaltigen Sonderabfällen |
| DE10349980A1 (de) * | 2003-10-24 | 2005-09-22 | Hunck, Wolfgang, Dipl.-Ing. | Abkühlen stromdurchfluteter Schmelzen |
| JP2005225738A (ja) * | 2004-02-16 | 2005-08-25 | Asahi Glass Co Ltd | ガラスの電気加熱方法及び装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR982980A (fr) * | 1943-08-11 | 1951-06-18 | Saint Gobain | Perfectionnement aux procédés de fabrication du verre dans les fours électriques comportant des électrodes ou résistors en graphite |
| FR994796A (fr) * | 1945-01-29 | 1951-11-22 | Saint Gobain | Perfectionnement aux fours de fusion de matières telles que le verre |
| US2855450A (en) * | 1954-07-20 | 1958-10-07 | Jenaer Glaswerk Schott & Gen | Method for avoiding decomposition of melting vessels |
| US3378618A (en) * | 1964-12-15 | 1968-04-16 | Svu Sklarsky | Electric glass furnace |
| US3530221A (en) * | 1968-05-01 | 1970-09-22 | Penberthy Harvey Larry | Ac/dc electrode and power supply system for a glass furnace |
| JPS498491A (xx) * | 1972-05-17 | 1974-01-25 |
-
1974
- 1974-05-06 CS CS7400003240A patent/CS178528B1/cs unknown
-
1975
- 1975-04-14 AT AT0281675A patent/AT362890B/de not_active IP Right Cessation
- 1975-04-15 NO NO751325A patent/NO751325L/no unknown
- 1975-04-18 CH CH499875A patent/CH601119A5/xx not_active IP Right Cessation
- 1975-04-18 SE SE7504536A patent/SE7504536L/xx unknown
- 1975-04-22 FI FI751198A patent/FI58977C/fi not_active IP Right Cessation
- 1975-04-23 DE DE2517885A patent/DE2517885C2/de not_active Expired
- 1975-04-24 YU YU01046/75A patent/YU104675A/xx unknown
- 1975-04-30 ES ES437610A patent/ES437610A1/es not_active Expired
- 1975-04-30 CA CA225,885A patent/CA1048091A/en not_active Expired
- 1975-04-30 US US05/573,062 patent/US3984612A/en not_active Expired - Lifetime
- 1975-05-05 IT IT23000/75A patent/IT1037843B/it active
- 1975-05-06 JP JP50054114A patent/JPS511514A/ja active Pending
- 1975-05-06 FR FR7514196A patent/FR2270748B1/fr not_active Expired
- 1975-05-06 GB GB19017/75A patent/GB1502678A/en not_active Expired
- 1975-05-06 BE BE156100A patent/BE828777A/xx not_active IP Right Cessation
- 1975-05-06 NL NL7505307A patent/NL7505307A/xx not_active Application Discontinuation
- 1975-05-06 IE IE1014/75A patent/IE41120B1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA1048091A (en) | 1979-02-06 |
| AT362890B (de) | 1981-06-25 |
| FI751198A (xx) | 1975-11-07 |
| IT1037843B (it) | 1979-11-20 |
| FR2270748A1 (xx) | 1975-12-05 |
| DE2517885C2 (de) | 1986-03-20 |
| JPS511514A (xx) | 1976-01-08 |
| ATA281675A (de) | 1980-11-15 |
| FR2270748B1 (xx) | 1979-10-05 |
| US3984612A (en) | 1976-10-05 |
| CS178528B1 (en) | 1977-10-31 |
| FI58977B (fi) | 1981-01-30 |
| BE828777A (fr) | 1975-09-01 |
| YU104675A (en) | 1982-05-31 |
| GB1502678A (en) | 1978-03-01 |
| SE7504536L (sv) | 1975-11-07 |
| FI58977C (fi) | 1981-05-11 |
| NL7505307A (nl) | 1975-11-10 |
| ES437610A1 (es) | 1977-01-16 |
| IE41120L (en) | 1975-11-06 |
| DE2517885A1 (de) | 1975-11-27 |
| CH601119A5 (xx) | 1978-06-30 |
| IE41120B1 (en) | 1979-10-24 |
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