| Patents for B23K 9 - Arc welding or cutting (32,679) |
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| 03/15/1989 | CN2034099U Multifunction bonding machine |
| 03/15/1989 | CN2034098U Scr arc welding rectifier and integrated controlled circuit |
| 03/14/1989 | US4812614 Machine vision seam tracking method and apparatus for welding robots |
| 03/14/1989 | US4812611 Gas flow device for welding electrode |
| 03/14/1989 | US4812610 Adaptor for converting oxy-fuel cutting torches to exothermic cutting |
| 03/14/1989 | US4812107 Method of manufacturing a control wheel for the high-pressure rotor of a steam turbine |
| 03/14/1989 | US4811888 Method and apparatus for manufacturing small diameter, thick walled, cable sheaths |
| 03/14/1989 | CA1251242A1 Improved wrist and post for welding robots |
| 03/09/1989 | WO1989001840A1 Electrode holder arrangement equipped with potentiometer |
| 03/09/1989 | WO1989001839A1 Method of automatic restoration of arc-welding robot in response to failure of arcing |
| 03/08/1989 | EP0306387A1 Storage and handling device for at least one supple elongated element such as a supply and signal transmitting cable for an automatic orbital welding machine |
| 03/08/1989 | CN2033723U Portable hawkbill |
| 03/08/1989 | CN1031500A Method of controlling rootage melding path |
| 03/07/1989 | US4810966 Inductive sensor arrangement and measuring arrangement for use thereof |
| 03/07/1989 | US4810851 Method of constantly restoring an electrode during plasma treatment of materials |
| 03/07/1989 | US4810848 Tube welder |
| 03/07/1989 | CA1250765A1 Welding position detecting apparatus |
| 03/02/1989 | DE3803416C1 Stud-welding method |
| 03/01/1989 | EP0304855A1 Hot wire plasma surfacing |
| 03/01/1989 | EP0304654A1 Process for welding a groove machined in a massive steel work piece, and use of this process to repair a fissured rotor |
| 03/01/1989 | CN2033538U Multifunctional, combined electro-machining apparatus |
| 03/01/1989 | CN2033317U Electric-weld pincers for hand arc welding |
| 03/01/1989 | CN1031344A Automatic arc-welding method |
| 03/01/1989 | CN1031343A Automatic arc-welding method |
| 03/01/1989 | CN1031342A Automatic arc-welding method |
| 02/28/1989 | US4807800 Method for manufacturing thin-walled hollow bodies of concentric metal layers |
| 02/23/1989 | WO1989001382A1 Inert gas welding torch |
| 02/23/1989 | WO1989001381A1 Weaving welding with welding robot |
| 02/23/1989 | WO1989001380A1 Automatic wire-releasing device for welding robot |
| 02/22/1989 | EP0304408A2 A Renovating Machine |
| 02/22/1989 | CN1031201A Improvements in or relating to laminated metal structures for resisting wear at elevated temp. |
| 02/21/1989 | US4806735 Twin pulsed arc welding system |
| 02/21/1989 | US4806732 Multi-power laser seam tracking system |
| 02/21/1989 | US4806722 Swivel-head welding torch for gas-shielded nonconsumable-electrode arc welding |
| 02/21/1989 | US4805826 Slag removing apparatus for pad-welding machine |
| 02/21/1989 | CA1250158A1 Welding gun |
| 02/21/1989 | CA1250134A1 Apparatus for rebuilding worn shoe grouser for track chain |
| 02/15/1989 | EP0303431A1 Process for producing a chassis for vehicles |
| 02/15/1989 | EP0303318A2 Method for the simultaneous splicing of several pairs of light guides |
| 02/15/1989 | CN2032521U Power saving device with automatic circuit breaker unloaded for electric arc welder |
| 02/15/1989 | CN2032520U Magnetic saturation reactor type rectifier for arc welding |
| 02/14/1989 | US4804820 Method and apparatus for conducting dripless, smut-free stud welding |
| 02/14/1989 | US4804817 Bearing connector for rotary tool |
| 02/14/1989 | US4804813 Welding device for a cylindrical tube |
| 02/14/1989 | US4804811 Multi-operator grid system for stud welding |
| 02/14/1989 | CA1250028A1 Gas-shielded arc welding apparatus |
| 02/14/1989 | CA1250027A1 Process for welding pipe ends and an insulating ring therefor |
| 02/09/1989 | WO1989001281A1 Cathode structure of a plasma torch |
| 02/08/1989 | EP0024435B2 Mig arc welding method |
| 02/08/1989 | CN1030883A Method of welding inside groove machined in solid steel part, and utilization of the method for repairing cracked rotor |
| 02/02/1989 | DE3824698A1 Method and device for the butt-joining of metal webs or strips |
| 02/01/1989 | EP0301098A1 Method of starting arc-sensing |
| 02/01/1989 | CN1030714A Method for controlling bead |
| 01/31/1989 | US4801781 Semi-automatic hot wire tig welding equipment |
| 01/31/1989 | US4801780 MIG welder attachment for an electric hand drill |
| 01/31/1989 | CA1249456A1 Seal welded cast iron nuclear waste container |
| 01/26/1989 | DE3723844A1 Control of a welding torch during track welding for locating and following a welding groove with control of the distance from the plate |
| 01/25/1989 | EP0300369A2 Automatic arc-welding method |
| 01/25/1989 | EP0300368A2 Automatic arc-welding method |
| 01/25/1989 | EP0300367A2 Automatic arc-welding method |
| 01/25/1989 | EP0300045A1 Automatic welding apparatus |
| 01/25/1989 | EP0300013A1 Welding method and apparatus. |
| 01/25/1989 | EP0299969A1 Apparatus to be used when welding pipes together. |
| 01/24/1989 | US4799842 Weld stud |
| 01/19/1989 | DE3722745A1 Manufacturing process for hollow bodies of coated plates and an apparatus, in particular a superconductive high-frequency resonator |
| 01/18/1989 | CN2030928U Second pulse controlling system for spot-welder |
| 01/17/1989 | US4798930 Process for producing a weld-built member |
| 01/17/1989 | US4798928 Apparatus for tack welding a tube to a tubesheet |
| 01/17/1989 | US4798321 Panelizing machine and method for use |
| 01/11/1989 | EP0298841A1 Device for welding inside a small-diameter tube |
| 01/11/1989 | EP0298833A1 Process and device for electric under-water welding |
| 01/11/1989 | CN2030525U Hand holder for electric welding |
| 01/11/1989 | CN2030524U Automatic no-load switch for fully power-off arc welder |
| 01/11/1989 | CN2030523U Dc welder with silicon controlled inverter for mines |
| 01/10/1989 | US4797529 Stud welding apparatus |
| 01/10/1989 | US4797528 Vacuum carbon arc metal removal process and apparatus |
| 01/05/1989 | DE3720932A1 Power supply for an arc welding appliance underground |
| 01/04/1989 | EP0297714A2 Battery assembly process and apparatus |
| 01/04/1989 | CN2030127U Multifunctional spot-welding machine |
| 01/03/1989 | US4795882 Torch positioning apparatus |
| 01/03/1989 | US4795874 Saw blade with non-magnetic inserts for electric arc saw and method of making same |
| 01/03/1989 | US4794710 Snowplow blade with spring-loaded edge flaps |
| 12/29/1988 | WO1988010179A1 Industrial robot |
| 12/29/1988 | DE3801626C1 Rotating circular scanner, working according to the triangulation principle, as optical seam position sensor for a welding torch |
| 12/29/1988 | DE3720174A1 Method of automatically welding workpieces |
| 12/29/1988 | DE3719980A1 Repairing of hydraulic cylinders for support shields |
| 12/28/1988 | EP0297031A1 Machining tool provided with a feeler apparatus |
| 12/28/1988 | EP0296861A1 Improvements in or relating to laminated metal structures for resisting wear at elevated temperatures |
| 12/28/1988 | EP0139012B1 Cutting apparatus for welding machine |
| 12/28/1988 | CN87101347A Mine electric welder with high-voltage d.c. transistor inversion source |
| 12/28/1988 | CA1247707A Contact tip for welding electrode |
| 12/27/1988 | US4794232 Control for gas metal arc welding system |
| 12/27/1988 | US4794223 Seam tracking device for an industrial robot |
| 12/22/1988 | DE3816912A1 Device for cleaning the gas nozzle of a welding blow pipe |
| 12/21/1988 | EP0295363A1 Rotary torch |
| 12/21/1988 | CN88203793U Energy saving electrode holder |
| 12/21/1988 | CN88201868U Magnetic suspension type connection means |
| 12/20/1988 | US4792657 Torch support for plasma cutting system |
| 12/20/1988 | US4792655 Stud welding system feeding device |
| 12/14/1988 | EP0294485A1 Control apparatus for automatic arc welding machines |