| Patents for B23K 5 - Gas flame welding (1,229) |
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| 12/05/2001 | CN2463401Y Improved machine for electrolytic production of hydrogen and oxygen |
| 11/15/2001 | WO2001085857A1 Process for the staining of wood with aqueous wood stains |
| 10/10/2001 | CN2452671Y Multi-funcltional gas welding machine |
| 09/26/2001 | EP0865340B1 Method for attaching a first element of a first material to a second element of a second material by a welding process |
| 09/19/2001 | CN2448500Y Portable gasline-oxygen cutting-welding machine |
| 09/19/2001 | CN2448499Y Spraying welding unit for large and middle sized ball surface |
| 09/19/2001 | CN2448498Y Double-set water tank hydrogen-oxygen fusion welding machine |
| 09/05/2001 | CN1311072A Method for producing CO2 welding gun connection jet |
| 07/18/2001 | CN1303755A Jet suction circulating gasification device for cutting welding equipment and cutting torch with said device |
| 06/27/2001 | CN2436259Y Tip for gasoline-oxygen welding torch |
| 06/20/2001 | CN2435180Y Electronic jet gasoline cutting welder |
| 06/20/2001 | CN2435179Y Hydrogen energy welding cutter |
| 06/12/2001 | US6244492 Cover for a component surface |
| 06/06/2001 | CN2433041Y Bolt used for welding |
| 05/23/2001 | CN2431070Y Oxyhydrogen welding-cutting machine including open-electrolyzer |
| 05/02/2001 | CN1293092A Technology for welding thin-wall pipes |
| 04/04/2001 | CN2425732Y Electric (manual) multi-function gasoline cutting-welding machine |
| 04/04/2001 | CN2425731Y High-frequency oscillation type gasoline cutting-welding machine |
| 03/28/2001 | EP1085921A2 Antimicrobial alcohol gel pre-operative skin-preparation delivery systems |
| 03/14/2001 | CN2423053Y High-efficient water welding machine |
| 02/21/2001 | CN2420092Y Storage device for low pressure cutting gas |
| 02/13/2001 | US6186410 Lance for heating or ceramic welding |
| 02/08/2001 | WO2001008842A1 Installation for continuously monitoring ferrous products derived from casting |
| 02/07/2001 | CN2417958Y Cutting-welding device by air instantly generated from various liquid fuels |
| 01/31/2001 | CN2416991Y Electronic jeeting type gasoline cutting-welding machine |
| 01/17/2001 | CN2414869Y Multifunctional cutting and welding torch-tip |
| 01/17/2001 | CN1060707C Technology for finishing surface defect on iron casting |
| 12/27/2000 | CN2411867Y Oxygen-gas cutting and welding torch with metal net cover |
| 12/20/2000 | CN2411071Y Jet-absorbing circulating gasification device for cut welding device and cut welding torch with the device |
| 11/09/2000 | DE19920183A1 Transporteinrichtung für Rohbauschweißvorrichtung Transport means for Structural work welder |
| 11/08/2000 | EP1050361A2 Transport system for shell structure welding devices |
| 11/08/2000 | CN2404623Y Multi-functional, automatically oil filling type welding machine |
| 11/02/2000 | EP1048389A2 Cover used for the upper surface of a workpiece |
| 11/02/2000 | DE19919054A1 Abdeckung für eine Bauteiloberfläche Coverage for a component surface |
| 11/01/2000 | CN2403539Y Water welding machine |
| 11/01/2000 | CN2403538Y Multi-oxygen hole and multiple atomization ring cutting torch |
| 11/01/2000 | CN1271635A Coverage layer used on part surface |
| 10/04/2000 | CN2399144Y Gas liquid dual-purpose gasoline cutting/welding machine |
| 09/27/2000 | CN2398046Y 简易乙炔发生器 Simple acetylene generator |
| 09/06/2000 | CN2394748Y Tank outside reactor for converting liquefied gas into metal cutting and welding gas |
| 08/30/2000 | CN2393678Y Electrolystic gas welding torch for cutting |
| 08/23/2000 | CN2392991Y Efficient energy-saving gasoline cutter |
| 08/23/2000 | CN2392634Y Backsack gas welding machine |
| 08/16/2000 | CN2391711Y Instantaneous preheating type flame cutting device use oil as fuel |
| 07/12/2000 | CN2386915Y Feeder for flame welding |
| 06/28/2000 | CN2384725Y Gasoline cutting and welding machine |
| 06/08/2000 | WO1999063934A3 Antimicrobial alcohol gel pre-operative skin-preparation delivery systems |
| 06/07/2000 | CN2381429Y Pressure-equalizing hydrogen oxygen welder |
| 06/07/2000 | CN2381428Y Portable gasoline welder |
| 05/31/2000 | CN2380337Y Hydrogen-oxygen welding-cutting machine |
| 05/31/2000 | CN2380336Y Supersonic gasoline cutting-welding machine |
| 05/03/2000 | CN2376358Y Oxygen, gasoline spray welding-applying apparatus |
| 05/03/2000 | CN1252018A Lance for heating or ceramic welding |
| 04/26/2000 | CN2375405Y Gasoline cutting or welding machine |
| 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 | CN2369810Y Oxygen-oil cutter |
| 02/02/2000 | CN2361422Y High-efficient electrolytic water oxyhydrogen welding and cutting machine |
| 01/26/2000 | EP0973619A1 Lance for heating or ceramic welding |
| 01/26/2000 | CN1242274A Safety water electrolysis type hydrogen oxygen combustion flame welding or cutting machine |
| 12/29/1999 | CN1239684A Low temperature osmotic welding process |
| 12/16/1999 | WO1999063934A2 Antimicrobial alcohol gel pre-operative skin-preparation delivery systems |
| 12/16/1999 | CA2334760A1 Antimicrobial alcohol gel pre-operative skin-preparation delivery systems |
| 12/08/1999 | CN2352300Y Jetting and suction type wilding, wilding torch and torch-tip therefor |
| 12/01/1999 | CN1046880C Method for torch working material |
| 11/09/1999 | US5979741 Device for gas pressure welding |
| 10/27/1999 | CN2345309Y Oxyhydrogen welding-cutting machine |
| 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 |
| 10/13/1999 | CN2342926Y 快速焊咀 Quick tip |
| 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 |
| 09/27/1999 | CA2240368A1 Mixing nozzle |
| 09/22/1999 | CN2339341Y Noval hydrogen-oxygen source welding-cutting machine |
| 09/08/1999 | CN2336901Y Hydrogen and oxygen separating and soldering machine |
| 09/01/1999 | CN1044876C Bead-welding technology for repairing large gear |
| 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 |
| 08/04/1999 | CN2331469Y Coke-oven flame soldering machine |
| 07/28/1999 | CN2330446Y Ultrasonic gasoline cutting and welding device |
| 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 |
| 06/23/1999 | 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 |
| 05/05/1999 | CN2317033Y Fuel oil metal welding-cutting machine |
| 04/28/1999 | CN2316079Y Handle Self-heating welding and cutting torch |
| 04/28/1999 | CN2316078Y Self-heating fuel torch |
| 04/07/1999 | CN2312785Y Improved structure of thermosol gun |
| 03/31/1999 | CN2312092Y Atomizing type gasoline and oxygen torch for welding, cutting and heating |
| 03/24/1999 | CN2311334Y Self-suction pocket welding torch |
| 03/10/1999 | CN2309917Y No power consuption oxyhydrogen welding-cutting machine |
| 03/10/1999 | CN1210046A Multifunctional system for plasma cutting and electrical welding with gasoline and hydrogen-oxygen sources |
| 03/03/1999 | CN1209370A Liquified petroleum-gas cutting-welding machine |
| 02/03/1999 | CN1206641A Cutting system by using oil gas without using acetylene and oxygen and application thereof |
| 01/27/1999 | CN2305268Y New structure for gas welding gun |