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Class Information
Number: 373/88
Name: Industrial electric heating furnaces > Arc furnace device > Electrode
Description: Subject matter including the structure, or composition of the electrode means.










Sub-classes under this class:

Class Number Class Name Patents
373/93 Composite (e.g., water cooled body with carbon tip) 62
373/90 Non-consumable 17
373/91 Sectional 36
373/89 Self-baking (i.e., soderberg) 42


Patents under this class:
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Patent Number Title Of Patent Date Issued
8693519 Sensor system for bottom electrodes of an electric arc furnace Apr. 8, 2014
8395070 Electrical contact point device for use in a plasma arc cutting torch Mar. 12, 2013
8350190 Ceramic electrode for gliding electric arc Jan. 8, 2013
8165183 Joint design Apr. 24, 2012
7966715 Method of manufacturing carbon electrode Jun. 28, 2011
7835419 Optimized graphite electrode pin configuration Nov. 16, 2010
7704443 Carbothermic aluminum production apparatus, systems and methods Apr. 27, 2010
7606285 Chuck device for electrical discharge machine Oct. 20, 2009
7386369 Digital electrode observation Jun. 10, 2008
7301982 Male-female electrode joint Nov. 27, 2007
7230969 Electrode joint locking system Jun. 12, 2007
7103083 Optimized graphite electrode pin configuration Sep. 5, 2006
7016394 Male-female electrode joint Mar. 21, 2006
6873641 Method for periodically elongating an electrode for an electric arc furnace Mar. 29, 2005
6804582 Digital electrode observation Oct. 12, 2004
6385230 Homogeneous electrode of a reactive metal alloy for vacuum arc remelting and a method for making the same from a plurality of induction melted charges May. 7, 2002
6363098 Carbon electrode for melting quartz glass and method of fabricating thereof Mar. 26, 2002
6137822 Direct current arc furnace and a method for melting or heating raw material or molten material Oct. 24, 2000
6113666 Method of magnetically-controllable, electroslag melting of titanium and titanium-based alloys, and apparatus for carrying out same Sep. 5, 2000
6058133 Graphite electrodes incorporating stress-relieving slots May. 2, 2000
5749932 Refractory electrodes for joule heating and methods of using same May. 12, 1998
5535236 Preheating device Jul. 9, 1996
5524019 Electrode for electroslag remelting and process of producing alloy using the same Jun. 4, 1996
5299225 Graphitization furnace Mar. 29, 1994
5208828 Production of transition joints between ferritic steel components May. 4, 1993
5166950 Process and apparatus for melting a furnace charge Nov. 24, 1992
5153895 Nonconsumable, water-cooled electrode for electric metal smelting device Oct. 6, 1992
5142650 Bottom electrode for a direct current arc furnace Aug. 25, 1992
5127468 Method and assembly for consumable electrode vacuum arc melting Jul. 7, 1992
5125003 Bottom electrode cooled sleeve for a metallurgical container Jun. 23, 1992
5117439 Method for operating an electrode graphitization furnace May. 26, 1992
5046145 Improved arc reactor with advanceable electrode Sep. 3, 1991
4885073 Activated carbon anode including lithium Dec. 5, 1989
4824733 Anti-oxidant barrier for carbon based material Apr. 25, 1989
4786438 Lignosulfonate/urea binder for particulate composites Nov. 22, 1988
4775455 Binder system for anodes, cathodes, and electrodes Oct. 4, 1988
4772514 Protective layer for carbonaceous materials and method of applying the same Sep. 20, 1988
4770826 Method of regulating the tar content of anodes intended for the production of aluminum by electrolysis Sep. 13, 1988
4756814 Method for the individual marking of precooked anodes for the electrolytic production of aluminum Jul. 12, 1988
4750187 Graphitic electrode with protective coating Jun. 7, 1988
4740990 Graphite electrode with protective coating and method for its production Apr. 26, 1988
4726995 Oxidation retarded graphite or carbon electrode and method for producing the electrode Feb. 23, 1988
4716572 Method for coating carbon and graphite bodies Dec. 29, 1987
4704230 Lignosulfonate/urea binder for particulate composites Nov. 3, 1987
4668298 Coating composition for preventing high temperature oxidation for electrodes May. 26, 1987
4539688 Spar type consumable electrodes for vacuum arc melting of zirconium or titanium alloys Sep. 3, 1985
4530853 Non-conducting oxidation retardant coating composition for carbon and graphite Jul. 23, 1985
4513425 Composite electrode for arc furnace Apr. 23, 1985
4438515 Protection of graphite electrodes Mar. 20, 1984
4383321 Carbon electrode, in particular a graphite electrode for producing steel May. 10, 1983

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