| Patents for B23K 37 - Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass (29,284) |
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| 07/26/1988 | US4760232 Method of cladding a steel cylindrical core |
| 07/26/1988 | US4759492 Pipe aligner |
| 07/20/1988 | EP0154633B1 Assembling robot comprising a collective transport device for transporting parts to be assembled, assembling method and application thereof |
| 07/19/1988 | US4757977 Universal chain guide for orbital pipe machines |
| 07/19/1988 | US4757933 Ultrasonic weld location mask and method of use |
| 07/12/1988 | US4756463 Automatic welding machine with torch carriage backlash preventing mechanism |
| 07/06/1988 | EP0273135A1 Procedure and device for the orientation and lenghtwise motion of radiussed bodies of cans in relation to a welding device |
| 06/23/1988 | DE3642358A1 Process and apparatuses for welding pipes in pipe pre-pressing works |
| 06/22/1988 | CN87107327A Method and apparatus of relative positioning and longitudinal movement between reeled-pot and butt welding equipment |
| 06/21/1988 | US4751995 Jig for car body assembly |
| 06/21/1988 | CA1238163A1 Composite plate method of manufacturing injection molding manifold |
| 06/15/1988 | EP0270631A1 Apparatus and method for ultrasonically joining sheets of thermoplastic materials |
| 06/15/1988 | CN87207500U Argon protecting braze clamp |
| 06/14/1988 | US4750663 Apparatus and method for fabricating plate web girders |
| 06/14/1988 | US4750662 Pipe welding alignment tool |
| 06/14/1988 | CA1238089A1 Equipment for the automatic welding of pipes |
| 06/07/1988 | CA1237682A1 Process and apparatus for sleeve repair of pipe line |
| 06/01/1988 | EP0269551A2 Methods for weld repairing hollow, air cooled turbine blades and vanes |
| 05/31/1988 | US4747886 Tube fin removal robot |
| 05/31/1988 | CA1237486A1 Automatic duct welding machine |
| 05/25/1988 | CN87204122U Protector for welding in container |
| 05/19/1988 | WO1988003456A1 Cutting guide device |
| 05/17/1988 | US4744500 Vehicle assembly system |
| 05/17/1988 | US4744499 System for automated manufacture of pressure vessels |
| 05/11/1988 | CN87105343A Weld joint |
| 05/10/1988 | CA1236533A1 Water shield ring for plasma arc cutting torch |
| 05/04/1988 | CN87206905U Welding smoke and dust filtering device |
| 05/03/1988 | US4741473 Expandable structure |
| 05/03/1988 | US4741468 Apparatus for conveying rounded body blanks through a welding zone |
| 04/26/1988 | US4740133 Composite working device using a robot and method of accomplishing composite work using a robot |
| 04/26/1988 | US4739919 Masking of circuit boards for wave soldering |
| 04/19/1988 | US4739141 Apparatus for making ornamental metal railings |
| 04/19/1988 | US4738387 Flexible manufacturing system for the processing and production of multi-part subassemblies, in particular subassemblies of semi-finished vehicle bodies |
| 04/12/1988 | US4736515 Plant for automated mounting of a door or similar closure component within the relative opening formed in a body, in particular an automotive vehicle body |
| 04/12/1988 | US4736504 Alignment method for pressure welded bladed disk |
| 04/12/1988 | CA1235158A1 Pipe clamps |
| 04/07/1988 | DE3632652A1 Apparatus for applying a wear-resistant deposit to highly stressed, metallic components |
| 04/06/1988 | EP0262949A2 Slag removing apparatus for pad-welding machine |
| 04/06/1988 | EP0262688A2 Apparatus for aligning pipes |
| 04/06/1988 | EP0262545A1 Improvements in or relating to welding and laying pipelines |
| 04/05/1988 | US4734991 Adjustable roller support for cutting torches |
| 03/29/1988 | US4733815 Process for guiding sheets to be butt-welded together and apparatus with means for conveying and guiding sheets or strips to be butt-welded together |
| 03/23/1988 | CN87105592A Rotary ring used for mounting welder head other and automatic welding set of mounding welder head other on rotary ring |
| 03/16/1988 | EP0259718A2 Process for bonding together separate building elements |
| 03/09/1988 | EP0258454A1 Method and device for cutting and welding steel belts |
| 03/09/1988 | CN87209238U Light-weight butt welding machine for pipe external forming |
| 03/09/1988 | CN87201765U Air-pressure welding clip for wedge rack-type concrete iron |
| 03/01/1988 | US4728126 Weld joint |
| 02/24/1988 | EP0256187A1 Welding and/or cutting machine |
| 02/23/1988 | US4726575 Apparatus for aligning pipes |
| 02/23/1988 | US4726300 Adjustable spring-biased track assembly for mounting a welding head assembly on a pipe |
| 02/23/1988 | US4726104 Methods for weld repairing hollow, air cooled turbine blades and vanes |
| 02/17/1988 | EP0139013B1 Welding apparatus |
| 02/16/1988 | US4725049 Inverse welding clamp |
| 02/16/1988 | US4724993 Longitudinal seam welding apparatus for use in seam welding motor frame main body joint |
| 02/16/1988 | CA1232731A1 Apparatus and method for assembling a structure comprising frames and shell plates |
| 02/11/1988 | WO1988001033A1 Weld joint |
| 02/11/1988 | DE3644848C1 Energy guidance chain |
| 02/09/1988 | US4723769 Welding bench |
| 02/09/1988 | US4723768 Jig for constructing pipe support brackets |
| 02/03/1988 | EP0183812B1 Apparatus for cleaning the gas nozzle of a welding torch |
| 02/02/1988 | US4722468 Boiler pipe tool for heliarc welding with tongue and groove interlock |
| 01/27/1988 | EP0254028A2 Drawing device for the continuous drawing of a bar-shaped or tubular material rod |
| 01/26/1988 | US4721241 Welding apparatus assembled together with grinding device |
| 01/26/1988 | CA1232032A1 Automatic welding apparatus |
| 01/21/1988 | DE3622954A1 Method for producing a heat exchanger |
| 01/14/1988 | DE3703699A1 Machine for the assembly of structural components from compression-moulded sheet-metal elements by electrical spot welding |
| 01/05/1988 | US4717131 Welding clamp |
| 12/29/1987 | US4716271 Apparatus for positioning a tool with respect to a cylindrical work piece |
| 12/22/1987 | US4714814 Welding machine for welding tongues onto sheet-metal members |
| 12/17/1987 | WO1987007558A1 Apparatus and method for ultrasonically joining sheets of thermoplastic materials |
| 12/16/1987 | EP0249079A1 Device for centering and clamping pipe parts to be welded together |
| 12/15/1987 | US4713131 Welding overlapping edges |
| 12/15/1987 | US4712779 Welding fixture |
| 12/15/1987 | US4712720 Device for mutually centering and clamping two pipe bodies to be welded to one another |
| 12/15/1987 | US4712295 Clamp apparatus |
| 12/15/1987 | CA1230298A1 Pipe termination |
| 12/15/1987 | CA1230247A1 Internal pipe welding apparatus |
| 12/09/1987 | EP0248143A2 Apparatus for connecting metal strips |
| 12/08/1987 | US4711985 Interference detector for laser cutting machine |
| 12/02/1987 | EP0247072A1 Treatment of internal faces of pipe bends |
| 12/01/1987 | US4710608 Fixture for welding long workpieces |
| 12/01/1987 | US4710078 Device for the internal deburring of a pipe |
| 11/25/1987 | CN86108838A Flattening rectifier for weld bead between a thin-wall barrel and a flange |
| 11/24/1987 | US4708330 Alignment and assembly tool for very large diameter cylinders |
| 11/24/1987 | US4708279 Internal alignment clamp |
| 11/10/1987 | CA1228976A1 Adjustable jig with curved surfaces |
| 11/04/1987 | EP0243795A2 Device for guiding rounded borders through a welding zone |
| 11/04/1987 | EP0155278B1 Assembly robot enabling to apply a force to a part |
| 11/03/1987 | US4703698 Track mounted welding head base having cam pivoted drive assembly |
| 10/31/1987 | CN86209018U Electrode holder for arc-welding |
| 10/28/1987 | EP0243197A1 Tools for operating on pipes |
| 10/27/1987 | US4702195 Device for cleaning the gas nozzle of a welding torch |
| 10/27/1987 | US4701989 Pipe and flange alignment tool |
| 10/21/1987 | CN87102272A Apparatus to be used welding pipes together |
| 10/20/1987 | US4700824 Manufacturing installation with several fixed work posts and a handling device |
| 10/20/1987 | US4700472 Working apparatus provided along a workpiece conveyor |
| 10/13/1987 | CA1227956A1 Conduit weld positioner with arc length adjustor |
| 10/08/1987 | WO1987005844A1 Apparatus to be used when welding pipes together |
| 10/08/1987 | DE3618015C1 Guide-rail fastening system for machine tools - uses height-adjustable sleeves passing through holes in rail foot |