| Patents for B23K 13 - Welding by high-frequency current heating (1,807) |
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| 11/17/2004 | EP1222049B1 Method and device for joining a support matrix of a honeycomb on the end face using bonding technology |
| 11/17/2004 | CN1546251A Method for manufacturing high-frequency soldering finned tubes |
| 11/09/2004 | US6815639 Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source |
| 11/09/2004 | US6813818 Method for joining vehicle frame components |
| 10/26/2004 | US6809305 First substrate is poorly microwave absorbing silicon; bonding structures using the selective heating feature of microwave energy |
| 10/13/2004 | CN1535773A Continuous hot-rolling method for metal plate |
| 10/13/2004 | CN1535772A Continuous hot-rolling method for metal plate |
| 09/29/2004 | EP1178867B1 Improved method of solid state welding and welded parts |
| 09/29/2004 | CN1168568C Continuous welding production method of light H-type steel |
| 09/22/2004 | EP1458514A2 Heat-sealing device for packaging material |
| 09/22/2004 | EP1458504A1 Method and device for changing the rolls of a tube welding stand |
| 09/22/2004 | CN1167532C Induction fricting welding method |
| 09/09/2004 | US20040173661 Method of magnetic pulse welding an end fitting to a driveshaft tube of a vehicular driveshaft |
| 09/09/2004 | US20040173290 Ultrasonic machining and reconfiguration of braking surfaces |
| 09/01/2004 | CN1164223C Method for manufacturing tubular body of load-bearing frame for chair |
| 08/25/2004 | CN1522821A Process for covering abrasion resistant coating on steel workpiece by high-frequency build up welding |
| 08/25/2004 | CN1522820A Copper, aluminium, stainless steel composite brazing method |
| 08/18/2004 | CN2633491Y Electromagentic induction heater for roll patch weld |
| 08/12/2004 | US20040155031 Impeder for manufacturing welded pipe |
| 08/12/2004 | US20040155030 Method for joining vehicle frame components |
| 07/22/2004 | DE202004003111U1 Bonding agent to heat-join two aluminum components consists of a combination of heated aluminum and zinc applied as a wire, rod, foil or powder |
| 07/21/2004 | EP1439022A2 Process for joining metallic members together |
| 07/21/2004 | EP1438154A1 Method for friction stir welding |
| 07/15/2004 | WO2004058429A1 Method for joining vehicle frame components |
| 07/01/2004 | DE19858702B4 Verfahren zum Verbinden von Schaufelteilen einer Gasturbine, sowie Schaufel und Rotor für eine Gasturbine A method of joining blade parts of a gas turbine, as well as the blade and rotor for a gas turbine |
| 05/27/2004 | US20040099660 Induction heating for localized joining of structural members |
| 05/26/2004 | EP1422013A1 A tank for storing fluids at operating pressures greater than 100 bar, in particular a gas for fuelling a motor vehicle engine, and manufacturing method thereof |
| 05/12/2004 | CN2614832Y High-frequency welding apparatus |
| 05/06/2004 | EP1222050B1 Method and apparatus for coating the seams of welded tubes |
| 05/06/2004 | DE10210420B4 Vorrichtung und Verfahren zur Herstellung von Laminatbauteilen Device and method for the production of laminate components |
| 05/05/2004 | CN1493842A High frequency welding screw fin pipe made of mixed material intermittent bared base pipe and its welding method |
| 04/28/2004 | EP1413383A1 Impeder for manufacturing welded pipe |
| 04/20/2004 | US6722175 Ultrasonic machining and reconfiguration of braking surfaces |
| 04/07/2004 | CN1486765A Manufacture of golf club head |
| 03/23/2004 | US6710314 Integral hand-held induction heating tool |
| 03/18/2004 | US20040050839 Method of adhesive bonding by induction heating |
| 03/09/2004 | US6703594 Method of magnetic pulse welding an end fitting to a driveshaft tube of a vehicular driveshaft |
| 03/03/2004 | CN1478613A Method of connecting metal plate |
| 02/26/2004 | WO2003053626A3 Heat-sealing device for packaging material |
| 02/17/2004 | US6691910 Method of joining different metal materials by friction welding |
| 02/12/2004 | WO2004012895A1 Improved forge welding process and product obtained by such process |
| 02/05/2004 | WO2004011183A1 Forge welding of tubulars |
| 01/29/2004 | US20040016724 Method and apparatus for receiving a universal input voltage in a welding, plasma or heating power source |
| 01/29/2004 | DE10160004B4 Verfahren und Vorrichtung zum Wechseln der Walzen in einem Rohr-Schweißgerüst Method and device for changing the rolls in a pipe welding scaffold |
| 01/22/2004 | WO2004007135A1 Forge welding of heavy duty tubulars |
| 01/22/2004 | WO2004007134A1 Method of joining expandable tubulars |
| 01/22/2004 | US20040011783 Microwave bonding of thin film metal coated substrates |
| 01/22/2004 | CA2492479A1 Forge welding of heavy duty tubulars |
| 01/22/2004 | CA2492476A1 Method of joining expandable tubulars |
| 01/15/2004 | US20040010342 Gap welding process |
| 12/17/2003 | CN1462219A Impedor for manufacturing welded pipe |
| 12/11/2003 | US20030226838 Magnetic welder |
| 12/04/2003 | WO2003100164A1 Metal cord |
| 11/27/2003 | US20030217795 High-strength steel sheet and high-strength steel pipe excellent in deformability and method for producing the same |
| 11/05/2003 | CN1126612C Apparatus for connecting metal plate band |
| 11/05/2003 | CN1126611C Method for connecting metal plate bands |
| 10/29/2003 | EP1112141B1 Method for repairing and producing integrally bladed rotors for a hydraulic engine |
| 10/29/2003 | CN1451507A Method for welding bearing band |
| 10/28/2003 | US6639198 Hand held induction tool with energy delivery scheme |
| 10/28/2003 | US6639197 Method of adhesive bonding by induction heating |
| 10/28/2003 | US6639193 Method and apparatus for the end-surface connection of a carrier matrix of a honeycomb body by a joining technique |
| 10/28/2003 | US6637642 Method of solid state welding and welded parts |
| 10/22/2003 | EP1354973A1 High-strength steel sheet and high-strength pipe excellent in deformability and method for producing the same |
| 10/22/2003 | EP1023138B1 Apparatus for amorphous bonding of tubulars |
| 10/16/2003 | US20030192879 Method for securing a yoke to a tube using magnetic pulse welding techniques |
| 10/15/2003 | CN2579591Y High frequency welding device |
| 10/07/2003 | US6629632 Apparatus and method for manufacturing hollow shafts |
| 10/01/2003 | CN1445046A Phase change-diffusion brass solder technique |
| 09/24/2003 | CN1443623A Method for fixing shaft fork on the pipe by adopting magnetic pulse welding technology |
| 09/18/2003 | US20030173355 Method of magnetic pulse welding an end fitting to a driveshaft tube of a vehicular driveshaft |
| 09/17/2003 | CN1442267A High efficiency aluminium base composite material liquid phase vibrating welding method |
| 09/16/2003 | CA2255435C Method and apparatus for joining metal pieces |
| 09/10/2003 | EP1342530A1 Method for securing a yoke to a tube using magnetic pulse welding techniques |
| 09/09/2003 | US6616408 Blade and rotor for a gas turbine and method for linking blade parts |
| 09/06/2003 | CA2420970A1 Method for securing a yoke to a tube using magnetic pulse welding techniques |
| 08/27/2003 | CN2568353Y High frequency welded spiral fin tube having its bend portion with fins |
| 08/12/2003 | US6604499 Oil-through type push rod |
| 07/10/2003 | US20030127453 Method for performing a magnetic pulse welding operation |
| 07/03/2003 | WO2003053626A2 Heat-sealing device for packaging material |
| 07/03/2003 | US20030121909 Method of adhesive bonding by induction heating |
| 07/03/2003 | CA2470077A1 Heat-sealing device for packaging material |
| 07/02/2003 | EP1323489A1 Liquid phase diffusion welded metal-made precision machine component and production method thereof |
| 07/02/2003 | EP0814937B1 Method of forming seamed metal tube |
| 06/24/2003 | US6583387 Heating apparatus for a welding operation and method therefor |
| 06/12/2003 | WO2003047783A1 Method and device for changing the rolls of a tube welding stand |
| 05/07/2003 | EP1307824A1 Gap welding process |
| 05/07/2003 | EP1140417B1 Method for linking blade parts |
| 05/02/2003 | EP0958094B1 Method and device for joining oilfield tubulars |
| 05/01/2003 | WO2003035320A1 Method for friction stir welding |
| 05/01/2003 | CA2462961A1 Method for friction stir welding |
| 04/24/2003 | US20030075540 Hand held induction tool with energy delivery scheme |
| 04/23/2003 | CN1411940A Continuous welding production method of light H-type steel |
| 04/22/2003 | US6550334 Ultrasonic detecting apparatus |
| 04/17/2003 | US20030071033 Integral hand-held induction heating tool |
| 04/15/2003 | CA2224190C Power device for fusing plastic pipe joints |
| 03/11/2003 | US6531688 Method of magnetic pulse welding an end fitting to a driveshaft tube of a vehicular driveshaft |
| 03/06/2003 | US20030044637 Transient liquid phase diffusion bonding. |
| 03/06/2003 | US20030041826 Oil-through type push rod |
| 02/20/2003 | WO2003013777A1 Impeder for manufacturing welded pipe |
| 02/20/2003 | CA2448503A1 Impeder for manufacturing welded pipe |