CA1058832A - Graphitization furnace - Google Patents
Graphitization furnaceInfo
- Publication number
- CA1058832A CA1058832A CA241,172A CA241172A CA1058832A CA 1058832 A CA1058832 A CA 1058832A CA 241172 A CA241172 A CA 241172A CA 1058832 A CA1058832 A CA 1058832A
- Authority
- CA
- Canada
- Prior art keywords
- furnace
- bodies
- carbon bodies
- carbon
- walls
- 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
- 238000005087 graphitization Methods 0.000 title claims abstract description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 77
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 44
- 239000000463 material Substances 0.000 claims abstract description 19
- 238000002955 isolation Methods 0.000 claims abstract description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 33
- 239000010439 graphite Substances 0.000 claims description 33
- 239000007789 gas Substances 0.000 claims description 13
- 238000001816 cooling Methods 0.000 claims description 10
- 239000011888 foil Substances 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 4
- 239000000571 coke Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910021383 artificial graphite Inorganic materials 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- -1 for example Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- 238000000815 Acheson method Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011300 coal pitch Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000004299 exfoliation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000007849 furan resin Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- 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
- F27D11/02—Ohmic resistance heating
- F27D11/04—Ohmic resistance heating with direct passage of current through the material being heated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Furnace Details (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2457923A DE2457923C3 (de) | 1974-12-07 | 1974-12-07 | Graphitierungsofen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1058832A true CA1058832A (en) | 1979-07-24 |
Family
ID=5932794
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA241,172A Expired CA1058832A (en) | 1974-12-07 | 1975-12-05 | Graphitization furnace |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4015068A (enExample) |
| CA (1) | CA1058832A (enExample) |
| DE (1) | DE2457923C3 (enExample) |
| FR (1) | FR2293399A1 (enExample) |
| GB (1) | GB1470496A (enExample) |
| IT (1) | IT1054916B (enExample) |
| SE (1) | SE405350B (enExample) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1510702A (en) * | 1975-03-25 | 1978-05-17 | Secr Defence | Electric furnaces |
| JPS5429895A (en) * | 1977-08-11 | 1979-03-06 | Inoue Japax Res Inc | Carbon material |
| US4394766A (en) * | 1981-08-03 | 1983-07-19 | Great Lakes Carbon Corporation | Graphitization system method and apparatus |
| US4475207A (en) * | 1981-08-03 | 1984-10-02 | Great Lakes Carbon Corporation | Graphitization furnace loading apparatus |
| FR2534240A1 (fr) * | 1982-10-06 | 1984-04-13 | Savoie Electrodes Refract | Procede continu de graphitisation de produits carbones longs et four pour la mise en oeuvre de ce procede |
| AT376634B (de) * | 1983-02-22 | 1984-12-10 | Voest Alpine Ag | Ofen zum graphitieren von kohlenstoffkoerpern |
| DE3404322C2 (de) * | 1984-02-08 | 1992-08-06 | Sigri GmbH, 8901 Meitingen | Ofenkopf für Graphitierungsofen |
| DE3427407A1 (de) * | 1984-07-25 | 1986-01-30 | Sigri GmbH, 8901 Meitingen | Gekuehlter ofenkopf fuer hochstromwiderstandsofen |
| IT1191877B (it) * | 1986-04-30 | 1988-03-23 | Elettrocarbonium Spa | Perfezionamento nei forni di grafitazione mobili |
| DE3824323A1 (de) * | 1988-07-18 | 1990-01-25 | Horst J Ing Grad Feist | Verfahren zum grafitieren von rohlingen aus kohlenstoff zu graphitelektroden |
| FR2662496B1 (fr) * | 1990-05-22 | 1992-09-04 | Tesoriere Jean Marc | Procede et four de graphitisation. |
| AT393499B (de) * | 1990-08-01 | 1991-10-25 | Voest Alpine Mach Const | Verfahren und vorrichtung zum graphitieren von kohlenstoffkoerpern |
| US5299225A (en) * | 1992-05-20 | 1994-03-29 | Sigri Great Lakes Carbon Corp. | Graphitization furnace |
| US5751759A (en) * | 1995-05-31 | 1998-05-12 | Ucar Carbon Technology Corporation | Pre-heating furnace for baked amorphous carbon bodies |
| US5631919A (en) | 1995-11-21 | 1997-05-20 | Ucar Carbon Technology Corporation | Apparatus for lengthwise graphitization (LWG) of carbon electrode bodies |
| RU2116961C1 (ru) * | 1997-07-29 | 1998-08-10 | Открытое акционерное общество "Новочеркасский электродный завод" | Способ графитации углеродных изделий |
| US6783747B1 (en) * | 1999-08-06 | 2004-08-31 | Showa Denko Kabushiki Kaisha | Graphite carbon powder, and method and apparatus for producing the same |
| WO2002065483A1 (en) * | 2001-02-14 | 2002-08-22 | Superior Graphite Co. | Method for making graphite electrodes |
| AT411798B (de) * | 2002-04-16 | 2004-05-25 | Sgl Carbon Gmbh & Co | Verfahren zum nachverkoken und graphitieren von mit pech imprägnierten kohlenstoffkörpern in einem verfahrensschritt und ofenwanne zum durchführen dieses verfahrens |
| US20050175062A1 (en) * | 2004-01-20 | 2005-08-11 | Brian Bowman | End-face seal for graphite electrodes |
| US20050175061A1 (en) * | 2004-01-20 | 2005-08-11 | Michael Frastaci | Locking ring for graphite electrodes |
| RU2372284C1 (ru) * | 2008-06-11 | 2009-11-10 | Открытое акционерное общество "Новочеркасский электродный завод" | Способ графитации углеродных изделий |
| RU2494963C2 (ru) * | 2012-01-10 | 2013-10-10 | Открытое акционерное общество "ЭНЕРГОПРОМ-Новочеркасский электродный завод" (ОАО "ЭПМ-НЭЗ") | Способ графитации углеродных изделий и устройство для его осуществления |
| US9657413B2 (en) | 2014-12-05 | 2017-05-23 | Cytec Industries Inc. | Continuous carbonization process and system for producing carbon fibers |
| US10053365B2 (en) * | 2015-04-15 | 2018-08-21 | Showa Denko Carbon Inc. | Graphitization furnace, system, and graphitization method |
| CN110921660A (zh) * | 2019-12-27 | 2020-03-27 | 贵阳铝镁设计研究院有限公司 | 一种组合式石墨化炉炉头炉尾结构及其施工方法 |
| CN113753884A (zh) * | 2021-09-28 | 2021-12-07 | 福建科华石墨科技有限公司 | 一种石墨化系统 |
| WO2024220386A1 (en) * | 2023-04-19 | 2024-10-24 | Graftech International Holdings Inc. | Filamented cask for graphitization of carbon material |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE7216691U (de) * | 1972-09-14 | Riedhammer L | Muffel für Tunnelofen | |
| FR964014A (enExample) * | 1950-08-01 | |||
| US1029121A (en) * | 1909-10-18 | 1912-06-11 | Electrode Company Of America | Apparatus for graphitizing large electrodes. |
| US1029122A (en) * | 1910-02-10 | 1912-06-11 | Electrode Company Of America | Graphitizing electrodes. |
| US1190856A (en) * | 1912-08-12 | 1916-07-11 | Nat Carbon Co | Electric furnace. |
| DE327911C (de) * | 1917-11-02 | 1920-10-16 | Conradty Fa C | Verfahren und Einrichtung zur Herstellung von Graphit im elektrischen Ofen |
| DE340021C (de) * | 1919-09-16 | 1921-08-27 | Franz Karl Meiser | Verfahren zum Brennen von Graphittiegeln und Kunstkohlen |
-
1974
- 1974-12-07 DE DE2457923A patent/DE2457923C3/de not_active Expired
-
1975
- 1975-10-20 US US05/624,274 patent/US4015068A/en not_active Expired - Lifetime
- 1975-11-27 IT IT29694/75A patent/IT1054916B/it active
- 1975-12-02 GB GB4954475A patent/GB1470496A/en not_active Expired
- 1975-12-03 SE SE7513635A patent/SE405350B/xx not_active IP Right Cessation
- 1975-12-05 CA CA241,172A patent/CA1058832A/en not_active Expired
- 1975-12-05 FR FR7537324A patent/FR2293399A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT1054916B (it) | 1981-11-30 |
| DE2457923C3 (de) | 1981-11-05 |
| GB1470496A (en) | 1977-04-14 |
| SE7513635L (sv) | 1976-06-08 |
| US4015068A (en) | 1977-03-29 |
| DE2457923A1 (de) | 1976-06-10 |
| DE2457923B2 (de) | 1977-09-29 |
| FR2293399B1 (enExample) | 1981-09-04 |
| SE405350B (sv) | 1978-12-04 |
| FR2293399A1 (fr) | 1976-07-02 |
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