| Patents for B23K 20 - Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating (16,765) |
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| 12/05/1989 | CA1263573A1 Method of forming hard facings on materials |
| 11/29/1989 | EP0343701A1 Composite layered material for the manufacture of coins |
| 11/29/1989 | EP0343229A1 Metallurgically improved tip-off tube for a vacuum enclosure |
| 11/28/1989 | US4883216 Method for bonding an article projection |
| 11/28/1989 | US4883214 Heated tool with heated support |
| 11/28/1989 | US4882823 For hollow structures |
| 11/23/1989 | EP0342358A1 Process and device for supplying a bonding wire |
| 11/21/1989 | US4881679 Subassembly for use in manufacturing a tubular product |
| 11/21/1989 | US4881430 Method of making heterogeneous blade-like metallic cutter member |
| 11/21/1989 | US4881314 Method of explosively forming a multilayered composite material |
| 11/16/1989 | WO1989011120A1 Compliant motion servo |
| 11/14/1989 | US4880153 Device for use in explosive welding of two overlapping tubular or annular elements |
| 11/14/1989 | US4879890 Explosive expansion of metal tubes |
| 11/08/1989 | EP0340671A2 Process and apparatus for controlling the machine parameters in friction welding |
| 11/08/1989 | EP0340506A1 Device for an ultrasonically contacting wire connection to electronic components |
| 11/07/1989 | US4878609 Apparatus for manual wire bonding |
| 11/02/1989 | WO1989010218A1 Curved superplastic forming/diffusion bonding sandwich fabricated structures |
| 11/02/1989 | EP0339717A1 Process for manufacturing composite materials such as sheet-plates, sheet-strips, and foils with superficial skeleton structure and use of the composites |
| 11/02/1989 | DE3813187A1 Method and apparatus for ultrasonic welding |
| 10/31/1989 | US4877696 Lead alloy; fatigue resistance, durability |
| 10/31/1989 | US4877173 Wire bonding apparatus |
| 10/24/1989 | US4875618 Wire stacked bonding method |
| 10/24/1989 | US4875614 Alignment device |
| 10/18/1989 | EP0337813A1 Friction-weldable stud |
| 10/18/1989 | EP0337691A2 Surfacing method |
| 10/18/1989 | CN1036354A Splic method and device of automobile half-azle by friction welding |
| 10/17/1989 | US4874674 Metal-ceramic composite bodies |
| 10/17/1989 | US4873751 Fabrication or repair technique for integrally bladed rotor assembly |
| 10/12/1989 | DE3811127A1 Diffusion-pressure welding of stacked nickel sheets |
| 10/10/1989 | US4872604 Heated tool with stop mechanism |
| 10/03/1989 | US4871107 Method for bonding ceramics to each other or a ceramic to a metal |
| 09/26/1989 | US4869422 Subassembly for use in manufacturing a clad steel plate |
| 09/26/1989 | US4869421 Solidification, multilayer |
| 09/26/1989 | US4869420 Method of diffusion bonding and densifying material of a heater element for an electron beam tube |
| 09/26/1989 | US4869419 Method of connecting electrical conductors and apparatus for carrying out the method |
| 09/26/1989 | CA1261582A1 Method of and apparatus for spin-welding |
| 09/26/1989 | CA1261581A1 Spin-welding apparatus |
| 09/26/1989 | CA1261363A1 Method of clamping rails for pressure welding the same clamping apparatus therefore |
| 09/26/1989 | CA1260869A1 Method for cladding a wire-shaped steel element with an aluminium coating |
| 09/26/1989 | CA1260242A1 Means for splicing two pipes |
| 09/20/1989 | CN2044529U Exploding cutter for steel bar |
| 09/19/1989 | US4867370 Apparatus and method for ultrasonic welding of wires |
| 09/19/1989 | US4867369 Method pertaining to the explosion welding of very thin metal layers |
| 09/19/1989 | CA1259474A1 Method of bonding dissimilar materials |
| 09/19/1989 | CA1259458A1 Wellhead structure and method of producing same |
| 09/12/1989 | US4864706 Fabrication of dual alloy integrally bladed rotors |
| 09/08/1989 | WO1989008001A1 Process for joint welding of small components |
| 09/06/1989 | EP0330896A2 Method for attaching semiconductor components to substrates, and arrangement for carrying it out |
| 09/05/1989 | US4863090 Bonding electrical or optical devices together |
| 08/31/1989 | DE3805584A1 Device and method for the controlled feeding of a bonding wire to the wedge or to the capillary of a bonding head |
| 08/30/1989 | EP0330053A2 Device and method for the controlled supply of a bonding wire to the wedge or to the capillary of a bonding head |
| 08/29/1989 | US4861533 Chemical vapor deposition, machining |
| 08/29/1989 | US4860941 Coating dielectric film by forming anodic oxide |
| 08/29/1989 | US4860939 Method for bonding a copper sheet to a substrate made of an electrically insulating material |
| 08/29/1989 | US4860656 Joining metal tubes in a liquid environment |
| 08/23/1989 | EP0329314A1 Uses of uniaxially electrically conductive articles |
| 08/22/1989 | US4858815 Friction welder mechanism |
| 08/17/1989 | DE3802300C1 Friction-welding process for joining thin-walled metal tubes, and thin-walled metal tube for such a friction-welded joint |
| 08/16/1989 | EP0328325A1 Laminar polymeric sheet |
| 08/15/1989 | US4857414 Amorphous metal-metal composite article and a method for producing the same |
| 08/15/1989 | US4856970 Metal-ceramic combination |
| 08/15/1989 | US4856800 Pipe joining construction of a bicycle frame |
| 08/15/1989 | US4856699 Driving mechanism for a high-speed wire contacting device |
| 08/15/1989 | US4856162 Fabrication of bonded structures |
| 08/10/1989 | WO1989007339A1 Uses of uniaxially electrically conductive articles |
| 08/10/1989 | WO1989007338A1 Uses of uniaxially electrically conductive articles |
| 08/10/1989 | WO1989007337A1 Laser-machining polymers |
| 08/10/1989 | WO1989007336A1 Laminar polymeric sheet |
| 08/09/1989 | EP0327399A1 Method of manufacturing an uniaxially electrically conductive article |
| 08/09/1989 | EP0327398A1 Laser-machining polymers |
| 08/08/1989 | US4854494 Monitoring bond parameters during the bonding process |
| 08/02/1989 | EP0326337A1 Process for improving the corrosion resistance of brazing sheet |
| 08/02/1989 | CN2041990U Contact signal generator for friction welder |
| 07/27/1989 | WO1989006583A1 High pressure bonding process |
| 07/25/1989 | US4851299 Alloy foil for diffusion welding silicon carbide molded parts together or with ceramic or metal parts |
| 07/25/1989 | US4851057 Wrapping with carbon yarn, heating, cooling, unwrapping |
| 07/25/1989 | US4850802 Composite compressor wheel for turbochargers |
| 07/25/1989 | US4850772 Friction-weldable stud |
| 07/19/1989 | EP0324231A2 Improved method of making explosively bonded multi-laminar composite metal plate |
| 07/19/1989 | CN1034105A Combining technology and guiding device for making 24lane or 12lane copper based silver-cerium electric contact materials |
| 07/05/1989 | EP0323358A1 Device for attaching two elements with an inserted seal crushed under great pressure |
| 07/05/1989 | EP0322732A1 Method of joining an article of silicon carbide to another article of silicon carbide or metal |
| 07/04/1989 | US4845543 Semiconductor device and method of manufacturing the same |
| 07/04/1989 | US4844323 Pressing, heating stack of ceramics, ultrafine particles and another body |
| 07/04/1989 | US4844321 Using oil in water emulsion explosive |
| 06/28/1989 | EP0321863A1 Mechanical plasting process |
| 06/27/1989 | US4842671 Apparatus for connecting elongate material such as electrical conductors by means of ultrasonics |
| 06/21/1989 | EP0320877A2 Lamination of oxide dispersion strengthened patinum and alloys |
| 06/21/1989 | EP0320773A2 Process for making hot-rolled clad steel sheet |
| 06/20/1989 | CA1255930A1 Spin-welding apparatus |
| 06/13/1989 | US4838474 Method of diffusion bonding of aluminum or alumina ceramics |
| 06/13/1989 | CA1255507A1 Explosive charge for the explosive welding of large diameter pipes, and a method for its manufacture |
| 06/07/1989 | EP0318864A1 A production process of ferrite stainless steel covered with oxyde whisker |
| 06/06/1989 | CA1255341A1 Process for forming removable fluid tight sealing connections for high pressure ducts |
| 06/06/1989 | CA1255080A1 Manufacturing process of single-faced integrated circuit panels |
| 06/01/1989 | WO1989004740A1 Metallurgically improved tip-off tube for a vacuum enclosure |
| 05/31/1989 | EP0317787A1 Device for carrying out the readying movement of a work piece towards a work station |
| 05/30/1989 | US4833768 Curved SPF/DB sandwich fabrication |
| 05/24/1989 | DE3838572A1 Friction-coating process |
| 05/23/1989 | US4832769 Friction welding flash trap seal and method of producing same |