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Class Information
Number: 266/48
Name: Metallurgical apparatus > Means for cutting solid metal with heat, e.g., blowpipes
Description: Device including means for severing a metal or removing a portion thereof with a flame by supplying an excess of oxygen to the heated metal.










Sub-classes under this class:

Class Number Class Name Patents
266/70 Circle cutter 39
266/66 Hand held, work riding torch 27
266/74 Having adjuvant material feed 22
266/71 Having torch solely supported by workpiece 12
266/76 Having torch spacing means 37
266/50 Means for cutting continuously cast workpieces 58
266/51 Means for removing surface material, e.g., scarfing 72
266/72 With cantilevered arm torch support 17
266/54 With means for cutting tubular workpiece 28
266/58 With pattern control means 39
266/77 With torch mounting means 80
266/49 With waste entrapping fluid 58
266/67 With wheeled carriage torch mount 43
266/65 With work supporting grate means 29


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8683900 Torch guide device Apr. 1, 2014
8679399 Apparatus for metal cutting and welding Mar. 25, 2014
8609020 Gas cutting tip with improved flow passage Dec. 17, 2013
8574487 Workpiece processing using a beam Nov. 5, 2013
8568651 Mixer for a gas cutting torch Oct. 29, 2013
8371845 Torch with integrated flashback arrestor Feb. 12, 2013
8343417 Oxygen strand cutting machine Jan. 1, 2013
8129651 Adapter converting a conventional oxy-fuel cutting torch to an exothermic cutting torch Mar. 6, 2012
8097204 Bevel head attachment for plasma and oxy fuel cutting machines Jan. 17, 2012
8034282 Thermal energy machine with interchangeable components for processing different sized parts Oct. 11, 2011
7985369 Downdraft exhaust cutting and shuttle table mechanism Jul. 26, 2011
7749427 Exothermic cutting torch Jul. 6, 2010
7691321 Thermic lance Apr. 6, 2010
7628407 Compressed gas cylinder cart with a fire and heat resistant barrier Dec. 8, 2009
7611662 Swivel tip attachment for cutting torch Nov. 3, 2009
7575710 High flow gas saver Aug. 18, 2009
7563407 Thermal lance assembly Jul. 21, 2009
7560064 Downdraft exhaust cutting table Jul. 14, 2009
7555986 Thermite charge Jul. 7, 2009
7537723 Thermal lance assembly May. 26, 2009
7378051 Method and apparatus for slitting steel slabs May. 27, 2008
7377987 Steel cutting system and method May. 27, 2008
7300277 Torch operable to position a flow control lever at a plurality of locations on the torch Nov. 27, 2007
7250132 Apparatus for enabling fabrication of accurate angular cuts in a pipe Jul. 31, 2007
7122147 Emergency cutting torch system Oct. 17, 2006
7063814 Accelerated steel cutting methods and machines for implementing such methods Jun. 20, 2006
7052646 Igniter for oxygen lance for thermal cutting, drilling etc. May. 30, 2006
7045022 Removal of adherent molten metal from surfaces May. 16, 2006
7011789 Slag scraper for cutting table Mar. 14, 2006
6979422 Active flashback arrestor for use with head of a torch Dec. 27, 2005
6824735 Gas cutting torch Nov. 30, 2004
6805832 Thermite torch cutting nozzle Oct. 19, 2004
6764640 Torch-based cutting tool Jul. 20, 2004
6758875 Air cleaning system for a robotic welding chamber Jul. 6, 2004
6712911 Flame-cutting of cold or hot slabs using one or more oxycutting torches Mar. 30, 2004
6713016 System for thermally treating workpieces with an explosive gas mixture, in particular, a thermal deburring system Mar. 30, 2004
6696012 Ring gear mounted rack adjustable torch arm carriage assembly with out-of-round capability Feb. 24, 2004
6668908 Method of torch-cutting steel Dec. 30, 2003
6663824 Method and apparatus for cutting steel to reduce slag adherence Dec. 16, 2003
6649123 Apparatus for the scanning of working levels Nov. 18, 2003
6620373 Cutting torch guide Sep. 16, 2003
6582529 Arrangement for seam preparation Jun. 24, 2003
6576183 Profile cutting apparatus Jun. 10, 2003
6534739 Oxygen cutting of slabs Mar. 18, 2003
6508975 Automated internal pipe cutting device Jan. 21, 2003
6469274 Oxygen arc cutting with plasma pre-heating of ferrous materials, such as structural steel workpieces Oct. 22, 2002
6451245 Oxy-fuel torch with a single control for the valves Sep. 17, 2002
6391248 Circle cutting attachment for torch May. 21, 2002
6387320 Water table with a system for modifying its interior volume and cleaning its water May. 14, 2002
6334906 Method of oxygen cutting continususly cast billets, and apparatus for implementing the method Jan. 1, 2002

1 2 3 4 5










 
 
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