| Patents for B23K 7 - Cutting, scarfing, or desurfacing by applying flames (3,809) |
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| 09/27/2000 | CN2398047Y Jet-absorption-type gasoline cutting torch |
| 09/21/2000 | WO2000054922A1 Cutting torch and associated methods |
| 09/13/2000 | EP1034862A1 Continuous casting plant for billet, bloom and slab inclusive cutting and deburring device with improved service for save and quick production of shortest and burr-free parts |
| 09/13/2000 | CN2395839Y Automatic gas cutting electric bevelling machine for large diameter vertical steel pipes |
| 09/05/2000 | US6113845 Versatile cutting torch system |
| 08/15/2000 | US6103184 Hand-held torch circle cutter |
| 08/15/2000 | US6103183 Body having spaced legs defining a recess therebetween to carry gas supply pipes of the torch for releasable attachment of the supporting guide to the supply pipes. |
| 07/26/2000 | EP1022084A2 Under-board follow-up fume collection system |
| 07/20/2000 | DE19913217C1 Machining equipment, especially for plasma cutting of metal plate edge chamfers prior to welding, comprises a travelling torch carrier plate with downwardly projecting guide studs moving along the metal plate edge |
| 07/19/2000 | EP1019216A1 Method for acetylene cutting of continuous cast billets, and device for implementing said method |
| 06/28/2000 | EP0690765B1 Collecting device for a cutting machine |
| 06/28/2000 | CN2384726Y Profile electric bevelling machine |
| 06/28/2000 | CN2384725Y Gasoline cutting and welding machine |
| 06/21/2000 | CN2383611Y Magnetic base cutting torch scale |
| 06/13/2000 | US6073324 Apparatus for cutting sheet metal disc from and welding sheet metal disc to sheet metal |
| 05/31/2000 | EP1004387A1 Cutting gun guiding system |
| 05/31/2000 | DE19854599A1 Brennerführungssystem Burner management system |
| 05/24/2000 | CN2379240Y Vehicle for flame cutting for plate billet casting machine |
| 05/16/2000 | US6062495 High pressure rapid cutting tip nozzle |
| 05/10/2000 | CN2377036Y Hirozontal four-shaft NC steel tube flame cutter |
| 05/09/2000 | US6060679 Method and apparatus for disposal of edge trim scrap cut from a metal piece |
| 04/26/2000 | CN2375425Y Multi-functional automatic marking-out cutter |
| 04/26/2000 | CN2375406Y Improved welding angle setting gage |
| 04/26/2000 | CN2375405Y Gasoline cutting or welding machine |
| 04/20/2000 | WO2000021708A1 Surface treatment of metal articles |
| 04/19/2000 | CN1250706A Under workpiece preheating block used for metal cleaning apparatus |
| 04/13/2000 | WO2000020155A1 Accelerated steel removal process |
| 04/12/2000 | CN2373687Y Gas generator for metal welding and cutting |
| 04/05/2000 | EP0746441B1 Method and apparatus for torch working materials |
| 04/05/2000 | CN1249223A Ultrasonic gasoline cutting-welding machine |
| 03/22/2000 | EP0987078A2 Lower pre-heat block for use in metal scarfing apparatus |
| 03/22/2000 | CN2369811Y Oxygen, gasoline semiautomatic cutter group |
| 03/22/2000 | CN2369810Y Oxygen-oil cutter |
| 03/16/2000 | WO2000013847A1 Profile cutting apparatus |
| 03/16/2000 | CA2341515A1 Profile cutting apparatus |
| 03/15/2000 | EP0984843A1 Combined support device for torch and extinguisher |
| 03/15/2000 | CN2368640Y Pattern for cutting hole on plate |
| 03/08/2000 | CN2367419Y Horizontal three-axle numerically-controlled steel-pipe flame-cutting machine |
| 02/23/2000 | CN2364999Y Oxygen spraying gasoline gasification cutting welding gun |
| 02/16/2000 | EP0979702A1 A portable boring-welding machine with simplified drive |
| 02/10/2000 | WO2000006334A1 Attachment for carrying accessories on a gas cylinder |
| 02/08/2000 | US6022506 Device for cutting circular openings in pipe, vessels, and flat material |
| 02/02/2000 | CN2361422Y High-efficient electrolytic water oxyhydrogen welding and cutting machine |
| 01/26/2000 | CN2360202Y Oil-gas-oxygen three-way indirect pressure gasified cutting appts |
| 01/26/2000 | CN1242274A Safety water electrolysis type hydrogen oxygen combustion flame welding or cutting machine |
| 01/05/2000 | CN2356763Y Follow-up duster |
| 12/16/1999 | DE19825643A1 Fume extraction and filter system for thermal cutting of metals on a cutting table, providing suction which is controlled to be relatively local to the point of cut |
| 12/07/1999 | US5997283 Electrolysis systems |
| 12/01/1999 | CN1046880C Method for torch working material |
| 11/23/1999 | US5989485 Coordinate thermal-cutting machine with a means for automatically setting the initial height of a torch |
| 11/18/1999 | WO1999058284A1 Cutting |
| 11/17/1999 | CN2348961Y Cutter using gasoline as fuel |
| 10/27/1999 | CN2345309Y Oxyhydrogen welding-cutting machine |
| 10/19/1999 | US5966798 Progressive-feed processing apparatus |
| 10/13/1999 | CN2342928Y Gasoline oxygen cutting welder with self-sucking gas pipe |
| 10/13/1999 | CN2342927Y Non-power cutting welder using gasoline and oxygen mixed vaporizing |
| 10/06/1999 | CN1230657A High pressure rapid cutting tip nozzle |
| 10/05/1999 | US5961371 Cutting refractory material |
| 09/29/1999 | CN2340554Y Quick action cutting nozzle |
| 09/29/1999 | CN2340553Y Multi-stage cutting machine using gasified oil as fuel |
| 09/29/1999 | CN2340552Y Safety gas welder using hydrogen and oxygen by electrolyzing water as fuel |
| 09/29/1999 | CN2340551Y Multi-stage oil gasified cutting and welding apparatus with powerful magnetizer |
| 09/29/1999 | CN2340550Y Oil gasified cutting and welding apparatus with tank equiped with high heat transferring partitions |
| 09/22/1999 | CN2339341Y Noval hydrogen-oxygen source welding-cutting machine |
| 09/15/1999 | CN1045067C Gas distribusion manifold for metal scarfing apparatus |
| 09/08/1999 | CN2336903Y Flame welding and cutting generator |
| 09/08/1999 | CN2336902Y Convenient cutting torch |
| 08/26/1999 | WO1999042246A1 Transport devices |
| 08/25/1999 | CN2335019Y Electric heating free, acetylene free, gasoline and oxygen used multi-working position cutter |
| 08/25/1999 | CN2335018Y Equal-pressure type oil fuel gasifier for multi-torch cutting/welding machine |
| 08/25/1999 | CN2335017Y Compressed jetting oil fuel heating gasifier for multi-torch cutting/welding machine |
| 08/25/1999 | CN2335016Y Jetting type oil fuel gasifier for multi-torch cutting/welding machine |
| 08/17/1999 | US5939017 Cutting torch height control system |
| 07/28/1999 | EP0835231B1 Cutting refractory material |
| 07/28/1999 | CN2330446Y Ultrasonic gasoline cutting and welding device |
| 07/14/1999 | CN1222423A Apparatus for removing dross ridges from metal workpiece |
| 07/13/1999 | US5922144 Cutting the steel using a torch which releases a combustible gas and a combustion enhancing gas to blast and blow the molten metal away |
| 07/07/1999 | CN2327489Y Auxiliary agent dosing automizer for hydrogen-oxygen welder |
| 07/07/1999 | CN2327488Y Gas releaser of gas torch |
| 06/30/1999 | CN2326380Y Multifunction welding-cutting apparatus for gas welding |
| 06/30/1999 | CN1043861C Tool holder in particular for robot welding or cutting torches |
| 06/23/1999 | CN2325152Y Gas flame cutting nozzle |
| 06/23/1999 | CN2325151Y Gasoline fuel cutting and welding machine having ultrasonic wave atomizer |
| 06/23/1999 | CN2325150Y Multiple liquid fuel flame cutting and welding machine having double layer body box with ultrasonic wave atomizer |
| 06/16/1999 | EP0922521A1 Oxycutting process using of a high purity and high presure oxygen |
| 06/11/1999 | CA2256000A1 Gas cutting process involving the use of extremely pure oxygen under high pressure |
| 06/02/1999 | EP0868246B1 Flame cutting machine with tool fixing device |
| 06/02/1999 | CN1217963A Gas mixer for cutting torches |
| 05/26/1999 | CN2320357Y Automatic photoelectric tracking plasma and flame cutting machine |
| 05/11/1999 | US5902544 Continuous steel casting plant with following cross-cutting and slitting equipment for oxy-torch cutting of hot and cold strands |
| 05/11/1999 | CA2002233C Compact lance |
| 05/05/1999 | CN2317033Y Fuel oil metal welding-cutting machine |
| 04/28/1999 | EP0911097A1 Apparatus for removing dross ridges from a metal workpiece |
| 04/28/1999 | CN2316079Y Handle Self-heating welding and cutting torch |
| 04/28/1999 | CN2316078Y Self-heating fuel torch |
| 04/23/1999 | CA2248519A1 Apparatus for removing dross ridges from a metal workpiece |
| 04/14/1999 | EP0908260A1 Gas supply control apparatus used to supply a gas user |
| 04/14/1999 | CN2313696Y Fire cutting device for continuous casting process with strong cooling and jetting-sucking combination |
| 04/13/1999 | CA2141085C Gas flow control assembly for a gas-saving oxy/fuel cutting torch |
| 04/08/1999 | WO1999016570A1 Method for acetylene cutting of continuous cast billets, and device for implementing said method |