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Class Information
Number: 373/92
Name: Industrial electric heating furnaces > Arc furnace device > Electrode > Sectional > With means to join sections
Description: Subject matter including means to connect the electrode segments.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8165183 Joint design Apr. 24, 2012
7835419 Optimized graphite electrode pin configuration Nov. 16, 2010
7660337 Lifting apparatus and method of lifting carbon based electrodes Feb. 9, 2010
7466739 Locking ring for graphite electrodes Dec. 16, 2008
7352792 Enhanced joints for pins and electrodes with asymmetric properties Apr. 1, 2008
7324577 End-face seal for male-female electrode joints Jan. 29, 2008
7324576 Joint strengthening ring for graphite electrodes Jan. 29, 2008
7301982 Male-female electrode joint Nov. 27, 2007
7230969 Electrode joint locking system Jun. 12, 2007
7206330 End-face seal for graphite electrodes Apr. 17, 2007
7103083 Optimized graphite electrode pin configuration Sep. 5, 2006
7095777 Arc furnace electrode length determination Aug. 22, 2006
7016394 Male-female electrode joint Mar. 21, 2006
6983007 Method of manufacturing electrodes and a reusable header for use therewith Jan. 3, 2006
6952438 Threaded connection for carbon and/or graphite electrode columns Oct. 4, 2005
6934039 Method and apparatus for measurement of a consumable electrode Aug. 23, 2005
6925104 Carbon electrodes and connection elements of the electrodes having directionally structured contact surfaces Aug. 2, 2005
6873641 Method for periodically elongating an electrode for an electric arc furnace Mar. 29, 2005
6829287 Electrode connection with coated contact surfaces Dec. 7, 2004
6377603 System for the assembly of a self-baking composite electrode for electric arc furnaces Apr. 23, 2002
6167076 Electrode wrench Dec. 26, 2000
6075806 Coaxial electrode assembly having insulating spacers Jun. 13, 2000
5978410 Method for production of carbon electrodes Nov. 2, 1999
5912916 Electric furnace with insulated electrodes and process for producing molten metals Jun. 15, 1999
5905754 Automatic system for connection of pneumatic and hydraulic hoses on a composite electrode for arc furnaces May. 18, 1999
5889809 Cooling system for electrodes in D.C. electric arc furnaces Mar. 30, 1999
5870424 Graphite electrode having joints Feb. 9, 1999
5757841 Method and apparatus for joining new electrode to consumed electrode of electric furnace May. 26, 1998
5638398 Method and apparatus for joining new electrode to consumed electrode of electric furnace Jun. 10, 1997
5577065 Device for mounting a self-baking electrode for an electric arc furnace Nov. 19, 1996
5208828 Production of transition joints between ferritic steel components May. 4, 1993
5015518 Graphite body May. 14, 1991
4998709 Method of making graphite electrode nipple Mar. 12, 1991
4737247 Inert anode stable cathode assembly Apr. 12, 1988
4736384 Electrode adding apparatus Apr. 5, 1988
4725161 Electrode joint Feb. 16, 1988
4665530 Apparatus for replacing the electrodes of electric arc furnaces May. 12, 1987
4659442 Method of reducing the loss of carbon from anodes when producing aluminum by electrolytic smelting, and an inert anode top for performing the method Apr. 21, 1987
4629280 Joint threads carbon on graphite electrode Dec. 16, 1986
4532634 Electrode for electric arc furnaces Jul. 30, 1985
4495624 Graphite electrode nipple Jan. 22, 1985
4481500 Electrode for electric arc furnaces Nov. 6, 1984
4420838 Electrode replacement apparatus Dec. 13, 1983
4400815 Electrode aligning apparatus Aug. 23, 1983
4397026 Apparatus for connecting a graphite electrode to a permanent electrode in an electric furnace Aug. 2, 1983
4349910 Method and apparatus for orientation of electrode joint threads Sep. 14, 1982
4317951 Nippled joint for furnace electrode Mar. 2, 1982
4290709 High taper angle connecting pin for graphite electrode joints Sep. 22, 1981
4287381 Electric arc furnace electrodes Sep. 1, 1981
4259128 Coating carbon electrodes Mar. 31, 1981

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