| Patents for B23K 33 - Specially-profiled edge portions of workpieces for making soldering or welding connections; Filling the seams formed thereby (3,169) |
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| 04/29/2009 | CN201227718Y Weld joint structure of axle tube and axle head for trailer axle |
| 04/29/2009 | CN101417364A Semi-automatic welding method of metal flux cored filler rod conduit root |
| 04/29/2009 | CN100482401C Experimental petroleum casing pipe heterogeneous dilute alloy welding structure under large alternating load and method thereof |
| 04/22/2009 | CN101412157A Control method of large-sized mining grinding mill end flange welding deformation |
| 04/22/2009 | CN101412144A Welding procedure of 0Cr11Ni2MoNbV thick plate material buried arc welding automatic arc welding |
| 04/22/2009 | CN101412142A Welding procedure of 0Cr11Ni2MoNbV light sheet material handwork tungsten electrode argon arc |
| 04/22/2009 | CN101412137A Welding procedure of 0Cr11Ni2MoNbV medium plate material handwork arc welding |
| 04/22/2009 | CN101412136A Welding process of large-sized liquefied natural gas storage tank |
| 04/21/2009 | US7520104 Friction stir welding member |
| 04/15/2009 | EP2047938A1 Welding method and welding apparatus for an impeller |
| 04/15/2009 | CN101406992A Method for the strengthening of a welded connexion, element of tower, tower and wind turbine |
| 04/08/2009 | CN100475411C A friction welding method and a structured body using the same |
| 04/08/2009 | CN100475410C Friction stir welded assembly and method of forming a friction stir welded assembly |
| 04/07/2009 | US7513409 Friction stir welding method and structure body |
| 03/31/2009 | US7510218 Pipe/connector weld joint, and methods of welding same |
| 03/19/2009 | DE102004025935B4 Verfahren zur Prüfung des Abstandes beschichteter Bleche für deren Schweissbearbeitung Procedure for the assessment of the distance of coated sheets for their welding processing |
| 03/17/2009 | US7504604 Method for soldering miniaturized components to a baseplate |
| 03/11/2009 | CN100467198C Method for mixed gas bottoming welding to pipe |
| 03/05/2009 | WO2009027260A1 Radial compressor wheel |
| 03/04/2009 | CN201201129Y Welded junction structure of stainless steel circular tube |
| 03/04/2009 | CN100464925C An AC tungsten argon shielded arc welding electric arc micro-melting brazing method for aluminum, titanium and corresponding diverse metal alloys thereof |
| 03/04/2009 | CN100464923C A welding technique of P92 steels |
| 02/26/2009 | US20090050608 Method for joining iron member and aluminum member |
| 02/25/2009 | CN101375088A Differential gear assembly |
| 02/25/2009 | CN101372074A Batch processing method of flange blank of pulley with large diameter |
| 02/25/2009 | CN101372067A Method for friction jointing heterogeneity materials |
| 02/19/2009 | US20090048127 Body-in-white stamping lubricant with anti-weld spatter properties and related processes |
| 02/19/2009 | DE102005019212B4 Verfahren zum Bearbeiten von kaltgewalzten verzinkten Profilen Method for processing cold rolled galvanized profiles |
| 02/18/2009 | CN201196310Y Soldering seam type stainless steel foil pipe |
| 02/18/2009 | CN101368220A Novel structured metallurgy cinder ladle and method of producing the same |
| 02/18/2009 | CN101367153A High-strength bridge steel-gas protective welding method |
| 02/11/2009 | CN101362256A Laser-arc composite heat-source narrow-gap precision welding method |
| 02/11/2009 | CN101362243A Large-sized iron casting fracture arc cold-welding repair method |
| 02/11/2009 | CN100460120C Technique of welding connection ring for empty inner-cooled turbogenerator |
| 02/04/2009 | CN201189381Y Improved metal ball-head hard soldering structure |
| 02/04/2009 | CN101357426A Vehicle-body welding process |
| 02/04/2009 | CN100457354C Pile-up welding method of turbine low pressure heater pipe plate and shell, water chamber junction |
| 02/03/2009 | US7485829 Method of producing solid wire for welding |
| 01/28/2009 | EP2018244A1 Method of repairing a component, and a component |
| 01/28/2009 | CN101352785A Method for welding pressing sleeve of large-sized hydraulic press |
| 01/28/2009 | CN101352747A Technique for molding inclined connector saddle between main pipe and branch pipe as well as welding method |
| 01/28/2009 | CN101352727A Contact joint method of rolled piece |
| 01/21/2009 | EP2015890A1 Method of joining an outer sheet and an inner sheet, in particular of an attachment of a motor vehicle body |
| 01/21/2009 | CN100453242C Friction stirring welding method, frame component therefor and products therefrom |
| 01/20/2009 | US7479616 Compound laser beam welding |
| 01/20/2009 | CA2414946C Laser supported friction stir welding method |
| 01/14/2009 | CN100450692C Large posted sides pipeline narrow gap tungsten electrode noble gas protecting all-position automatic soldering method |
| 01/14/2009 | CN100450691C Narrow-gap all position pusle automatic argon arc welding technique for dissimillar nicklel-based alloys |
| 01/14/2009 | CN100450689C Repairing welding method for crack of rotor support power generator |
| 01/14/2009 | CN100450688C Thin-wall stainless steel double-layer and carbon steel base layer composite tube girth weld welding method |
| 01/08/2009 | US20090008429 Method and Device for Producing Tubular Jackets |
| 01/07/2009 | CN101341001A Method of producing a welded rotor of a low-pressure steam turbine by means of build-up welding and stress-free annealing |
| 01/07/2009 | CN101337306A Welding process of section steel structure |
| 01/07/2009 | CN101337301A Submerged arc welding method of bridge steel of different intensity scale |
| 01/07/2009 | CN101337298A Low-alloy high-strength steel welding process |
| 01/07/2009 | CN100448595C Method for connecting by welding structural sandwich plate members with channel-shaped connecting members |
| 12/31/2008 | CN101332528A High intensity bridge steel manual welding technique method |
| 12/30/2008 | CA2509322C Dissimilar material weld joint formed by joining iron type material and aluminum type material, and weld joining method |
| 12/24/2008 | CN100445011C Electrogas arc welding method for vertical line of large-scale floating roof tank reverse construction |
| 12/17/2008 | EP2002919A2 Hallow structures formed with friction stir welding |
| 12/17/2008 | CN100443242C Welding and deformation control method of large scale bulb tubular set and base |
| 12/17/2008 | CN100443237C Press-fit joint structure |
| 12/11/2008 | WO2008148636A1 Repair welding method for waterwall tubes |
| 12/11/2008 | CA2687885A1 Repair welding method for waterwall tubes |
| 12/10/2008 | EP2000251A1 Repair welding method for waterwall tubes |
| 12/10/2008 | CN101318255A Method of manufacturing inserted aluminum pipe welded joint |
| 12/10/2008 | CN100442035C Spring-elastic measuring element comprising a flat connecting element that can be welded |
| 12/10/2008 | CN100441935C Friction stir welding method and structure body formed |
| 12/10/2008 | CN100441357C Car body formed by friction stir welding |
| 11/19/2008 | CN100434227C Welding joint structure and welding method for thin-wall and small-diameter aluminium alloy pipe |
| 11/19/2008 | CN100434222C Welding process and apparatus for major diameter roller |
| 11/13/2008 | WO2008136557A1 Binding pipe body and binding method of pipe body used of brazing |
| 11/12/2008 | CN101301699A Large caliber aluminium alloy pipeline non-pad tungsten electrode argon arc single face welding and double face shaping method |
| 11/06/2008 | US20080274383 Process for Fabricating Pressure Vessel Liner |
| 11/05/2008 | EP1987908A1 Hollow shape member for friction stir welding |
| 11/05/2008 | EP1987907A2 Friction stir joining method |
| 11/05/2008 | CN100430172C Method for soldering miniaturised components to a base plate |
| 10/30/2008 | US20080268279 Method of Joining Clad Metals and Vessel Produced Thereby |
| 10/30/2008 | US20080265573 Pipe/Connector Weld Joint, and Methods of Welding Same |
| 10/30/2008 | US20080265572 Pipe/Connector Weld Joint, and Methods of Welding Same |
| 10/30/2008 | US20080265562 "Pipe/Connector Weld Joint, and Methods of Welding Same" |
| 10/30/2008 | US20080264909 Pipe/Connector Weld Joint, and Methods of Welding Same |
| 10/30/2008 | US20080264908 Pipe/Connector Weld Joint, and Methods of Welding Same |
| 10/29/2008 | EP1985402A2 Laser welding process of welding together overlapped plated steel sheets |
| 10/29/2008 | EP1646472A4 Pipe/connector weld joint, and methods of welding same |
| 10/29/2008 | CN101293306A Friction welding method of dissimilar materials |
| 10/29/2008 | CN101293303A TIG automatic welding technique for titanium alloy thick plate narrow interstice |
| 10/28/2008 | CA2310093C Projection welded panel spacer and method of making the same |
| 10/23/2008 | WO2008089134A3 Stent with improved flexibility and method for making same |
| 10/22/2008 | EP1982789A2 Laser welding process of welding together overlapped plated steel sheets |
| 10/22/2008 | CN101288918A 22Cr duplex phase stainless tube welding method |
| 10/15/2008 | CN201132250Y Novel automobile body |
| 10/09/2008 | CA2682120A1 Method for girth welding metallic pipes |
| 10/08/2008 | EP1977144A1 Differential gear assembly |
| 10/02/2008 | US20080237308 Forge welding method |
| 10/01/2008 | EP1973689A1 High velocity metallic powder spray fastening |
| 10/01/2008 | CN201126014Y Divided air cylinder |
| 09/25/2008 | WO2008113616A1 Wiper blade |
| 09/24/2008 | CN100420537C Method for repairing component by welding and its repaired component |
| 09/17/2008 | CN100418691C Friction stirring welding method, frame component therefor and products therefrom |