EP1876866A3 - Arc furnace pressure ring assembly - Google Patents
Arc furnace pressure ring assembly Download PDFInfo
- Publication number
- EP1876866A3 EP1876866A3 EP07017854.6A EP07017854A EP1876866A3 EP 1876866 A3 EP1876866 A3 EP 1876866A3 EP 07017854 A EP07017854 A EP 07017854A EP 1876866 A3 EP1876866 A3 EP 1876866A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- pressure ring
- ring assembly
- contact shoe
- arc furnace
- assembly
- 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.)
- Granted
Links
- 239000002184 metal Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 238000010891 electric arc Methods 0.000 abstract 1
- 238000005755 formation reaction Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 229910001092 metal group alloy Inorganic materials 0.000 abstract 1
- 238000007789 sealing Methods 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver 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
- H05B7/10—Mountings, supports, terminals or arrangements for feeding or guiding electrodes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
- F27B3/085—Arc furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/10—Details, accessories, or equipment peculiar to hearth-type furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/08—Heating by electric discharge, e.g. arc discharge
- F27D11/10—Disposition of electrodes
Abstract
Applications Claiming Priority (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA200400360 | 2004-01-19 | ||
ZA200400936 | 2004-02-05 | ||
ZA200400938 | 2004-02-05 | ||
ZA200400937 | 2004-02-05 | ||
ZA200406208 | 2004-08-04 | ||
ZA200406209 | 2004-08-04 | ||
ZA200408292 | 2004-10-14 | ||
EP05702724.5A EP1721493B1 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
Related Parent Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05702724.5A Division EP1721493B1 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
EP05702724.5A Division-Into EP1721493B1 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
EP05702724.5 Division | 2005-01-19 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1876866A2 EP1876866A2 (en) | 2008-01-09 |
EP1876866A3 true EP1876866A3 (en) | 2013-07-03 |
EP1876866B1 EP1876866B1 (en) | 2014-11-12 |
Family
ID=34812466
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08010861.6A Active EP1971190B1 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
EP07017854.6A Active EP1876866B1 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
EP07017855A Withdrawn EP1876867A2 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
EP05702724.5A Active EP1721493B1 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08010861.6A Active EP1971190B1 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07017855A Withdrawn EP1876867A2 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
EP05702724.5A Active EP1721493B1 (en) | 2004-01-19 | 2005-01-19 | Arc furnace pressure ring assembly |
Country Status (3)
Country | Link |
---|---|
EP (4) | EP1971190B1 (en) |
HK (2) | HK1119350A1 (en) |
WO (1) | WO2005071335A2 (en) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI123373B (en) | 2008-06-06 | 2013-03-15 | Outotec Oyj | sealing device |
FI124673B (en) | 2012-12-19 | 2014-11-28 | Outotec Oyj | Method for sealing slots in a contact shoe ring and sealing arrangement |
FI125431B (en) | 2013-08-27 | 2015-10-15 | Outotec Finland Oy | Arrangement for sealing the bellows cylinder in the compression block of the compression ring assembly |
FI125964B (en) * | 2013-08-27 | 2016-04-29 | Outotec Finland Oy | Arrangement for cooling ducts in an electrode system |
FI125874B (en) | 2013-08-27 | 2016-03-15 | Outotec Oyj | Pressure ring assembly for contact shoes in an electrode system |
LT3137835T (en) * | 2014-04-28 | 2022-11-10 | Hatch Ltd. | Sleeve seal for electric furnace electrodes |
CN105241255A (en) * | 2015-09-24 | 2016-01-13 | 江苏德诚冶金电炉设备有限公司 | Electrode sealing device for submerged arc furnace |
NL2020368B1 (en) * | 2018-02-01 | 2019-08-12 | Metix Pty Ltd | A component for an electric furnace |
CN108834248B (en) * | 2018-07-21 | 2024-01-02 | 汕头华兴冶金设备股份有限公司 | Copper pressure ring of submerged arc furnace and processing method thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997050153A1 (en) * | 1996-06-27 | 1997-12-31 | Action Finances Industries | Device for electrically connecting an electrode in particular of a metallurgical furnace, with return means |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1051625A (en) * | 1951-02-15 | 1954-01-18 | Elektrokemisk As | Electrode holder |
US3717445A (en) * | 1969-11-12 | 1973-02-20 | Mitsubishi Steel Mfg | Electrode holder for electric arc furnace and make the same |
FR2159779A5 (en) * | 1971-11-12 | 1973-06-22 | Inst Elektroswarki Patona | Plasmatron adjuster - for plasma arc furnace with compressed air drive |
-
2005
- 2005-01-19 EP EP08010861.6A patent/EP1971190B1/en active Active
- 2005-01-19 EP EP07017854.6A patent/EP1876866B1/en active Active
- 2005-01-19 EP EP07017855A patent/EP1876867A2/en not_active Withdrawn
- 2005-01-19 EP EP05702724.5A patent/EP1721493B1/en active Active
- 2005-01-19 WO PCT/IB2005/050225 patent/WO2005071335A2/en active Application Filing
-
2008
- 2008-09-19 HK HK08110365.8A patent/HK1119350A1/en unknown
- 2008-09-25 HK HK08110660.0A patent/HK1119351A1/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997050153A1 (en) * | 1996-06-27 | 1997-12-31 | Action Finances Industries | Device for electrically connecting an electrode in particular of a metallurgical furnace, with return means |
Also Published As
Publication number | Publication date |
---|---|
EP1876866A2 (en) | 2008-01-09 |
EP1971190A3 (en) | 2013-11-06 |
HK1119351A1 (en) | 2009-02-27 |
EP1721493B1 (en) | 2018-03-07 |
EP1876866B1 (en) | 2014-11-12 |
EP1721493A2 (en) | 2006-11-15 |
HK1119350A1 (en) | 2009-02-27 |
WO2005071335A2 (en) | 2005-08-04 |
EP1971190B1 (en) | 2016-11-09 |
EP1971190A2 (en) | 2008-09-17 |
EP1876867A2 (en) | 2008-01-09 |
WO2005071335A3 (en) | 2006-02-23 |
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