| 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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| 05/25/1982 | US4331283 Metal cladding |
| 05/25/1982 | US4331280 Method of jointing pipes by friction welding |
| 05/19/1982 | EP0052092A1 Manufacturing process of hollow machine cylinders |
| 05/19/1982 | EP0051622A1 Method of forming furnace cooling elements. |
| 05/18/1982 | US4330599 Composite material |
| 05/13/1982 | WO1982001493A1 Process for manufacturing a hollow cylinder for a machine |
| 05/13/1982 | WO1982001489A1 Method for repairing and/or reinforcing a pipe system,and a device for utilization of the method |
| 05/05/1982 | EP0050767A1 Arrangement for welding a contact piece to a contact support |
| 05/04/1982 | US4327859 Method of coating dual-worm extruder bores |
| 04/20/1982 | CA1121954A1 Process for the manufacture of composite strips by continuous mouloing |
| 04/06/1982 | US4323759 Electrical inter-connection method |
| 04/06/1982 | US4323185 Friction welding process for making hollow bodies such as rollers and similar articles |
| 03/16/1982 | US4319708 Mechanical bonding of surface conductive layers |
| 03/10/1982 | EP0047082A1 Method of production of cladding tube for nuclear fuel element |
| 03/09/1982 | US4319121 Method of producing clad steel materials |
| 03/09/1982 | US4318965 Spacecraft reentry |
| 03/03/1982 | EP0046636A1 Ultrasonic bond energy monitor |
| 02/16/1982 | US4315591 Method for thermo-compression diffusion bonding a structured copper strain buffer to each side of a substrateless semiconductor device wafer |
| 02/09/1982 | CA1117795A1 Explosive charge for explosive welding of large diameter metal pipe |
| 02/02/1982 | US4314007 Turbine blade, oxide dispersion alloy core, cladding |
| 01/27/1982 | EP0044341A1 Method of forming fiber and metal matrix composite. |
| 01/26/1982 | US4312906 Stop-off composition for metals |
| 01/26/1982 | CA1116818A1 Laminate bonding method |
| 01/13/1982 | EP0043692A2 Ball bonding of wire |
| 12/30/1981 | EP0042744A1 Dual alloy turbine wheel |
| 12/29/1981 | US4308321 Laminated bearing material produced by thermokinetic plating |
| 12/22/1981 | US4306436 Method and apparatus for regulating preselected loads on forming dies |
| 12/22/1981 | CA1114657A1 Method of welding metal pipe sections with explosives |
| 12/08/1981 | US4304821 Using a metal alloy |
| 12/08/1981 | US4304350 Of a metal workpiece |
| 12/08/1981 | CA1113744A1 Friction welding machine |
| 12/01/1981 | US4303741 Metal plated, solidified peaked dendrites |
| 12/01/1981 | US4303570 Composition for fabricating superplastically formed/diffusion bonded structures |
| 11/24/1981 | US4301584 Method of forming fiber and metal matrix composite |
| 11/17/1981 | US4300956 Method of preparing a metal substrate for use in a catalytic converter |
| 11/12/1981 | WO1981003221A1 Furnace cooling elements and method of forming furnace cooling elements |
| 10/27/1981 | CA1111378A1 Explosion bonding of bipolar electrode backplates |
| 10/20/1981 | US4296303 Method for making intercell connections in multi-cell storage battery |
| 10/13/1981 | US4294392 Method of joining a pair of metal parts |
| 10/07/1981 | EP0037154A1 Process for inserting gold dot in electrical terminals |
| 10/06/1981 | US4292725 Method of producing an object of fiber reinforced metal material |
| 09/29/1981 | US4292377 Gold colored laminated composite material having magnetic properties |
| 09/16/1981 | EP0035648A2 Explosion-lined stratified product |
| 09/08/1981 | US4288022 Underwater explosive welding |
| 09/08/1981 | US4288021 Tooling for superplastic forming diffusion bonding processes |
| 09/03/1981 | WO1981002460A1 Butt end joining of two pipes by means of a force fitted reciprocating sleeve |
| 09/02/1981 | EP0034847A1 Workpieces with armoured edges and/or surfaces |
| 08/18/1981 | US4284466 Thermocompression, for electrical components |
| 08/12/1981 | EP0033625A1 Metal laminates, process for production thereof and coins made therefrom |
| 08/06/1981 | WO1981002128A1 Method of forming fiber and metal matrix composite |
| 08/04/1981 | US4281786 Method of pressure fusing a nut to a support sheet and product thereof, and machinery for practicing the method |
| 07/28/1981 | US4280407 Explosive package assembly |
| 07/21/1981 | CA1105248A1 Method of indirectly connecting two parts |
| 07/21/1981 | CA1105247A1 Method of indirectly connecting two parts |
| 07/21/1981 | CA1105210A1 Coins and similarly disc-shaped articles |
| 07/01/1981 | EP0031277A1 Process for producing polymetallic rings by deformation of polymetallic grooves and rings |
| 06/30/1981 | CA1103961A1 Pressure welding metal bars together |
| 06/23/1981 | US4274483 Reaction bonding of ferrous metals |
| 06/09/1981 | US4272005 Explosive cladding |
| 06/09/1981 | US4272003 Butt welding and burr shearing machine for reinforce steel |
| 06/02/1981 | US4270691 Method of joining ceramic members and its application to oxygen sensor element manufacture |
| 05/26/1981 | US4269900 Solderless capillary chips |
| 05/26/1981 | US4269344 Pressure welding metal bars together |
| 05/20/1981 | EP0028763A2 Method for pressure bonding metal members by utilizing eutectic reaction |
| 05/19/1981 | US4267953 Method for alleviating thermal stress damage in laminates |
| 05/13/1981 | EP0028393A2 Motor vehicle wheel |
| 05/13/1981 | EP0028264A1 Method of connecting the leads of an armature coil to a commutator |
| 05/13/1981 | EP0028263A1 Method of connecting armature coil |
| 05/12/1981 | CA1100712A1 Ceramic-metal laminate |
| 05/06/1981 | EP0027826A1 Method of connecting the leads of an armature coil to a commutator |
| 04/29/1981 | EP0027473A1 Process for producing multi-layered alloys |
| 04/28/1981 | US4264030 Process for rolling edge of stainless steel clad aluminum cooking vessels |
| 04/28/1981 | US4264029 Compound material and method for producing same |
| 04/28/1981 | CA1099995A1 Fluxless braze processing of aluminum |
| 04/22/1981 | EP0027145A1 Clad steel plate |
| 04/21/1981 | US4263375 Superplastically formed titanium structure |
| 04/07/1981 | US4260441 Quick bond composite and process |
| 04/07/1981 | US4260095 Method of manufacturing a clad product |
| 04/07/1981 | US4260094 Method of interconnecting several parts, such as a piece of tubing and a plate, a tube or similar body |
| 04/07/1981 | CA1098737A1 Assembly method of aluminum based and steel parts |
| 04/01/1981 | EP0026043A1 Method of producing clad steel articles |
| 03/24/1981 | CA1097955A1 Ultrasonic spot welder |
| 03/17/1981 | US4256253 Friction pressure welding method |
| 03/10/1981 | CA1097150A1 Plastic deformation method for shaping material by using impact pressure of liquid |
| 02/24/1981 | US4252263 Method and apparatus for thermo-compression diffusion bonding |
| 02/03/1981 | US4248373 Explosive charge for explosive welding of large diameter metal pipe |
| 01/27/1981 | US4247346 Friction welding apparatus |
| 01/27/1981 | US4247036 Process for assembling aluminum-based members and steel members |
| 01/27/1981 | US4247034 Method of indirectly connecting two parts |
| 01/27/1981 | CA1094342A1 Diaphragm assembly |
| 01/21/1981 | EP0022605A1 Method of producing clad steel materials |
| 01/20/1981 | US4245769 Laminate bonding method |
| 01/20/1981 | US4245768 Method of cold welding using ion beam technology |
| 01/20/1981 | US4245516 Cycloidal drive |
| 01/13/1981 | CA1093349A1 Process and device for the manufacture of annular or tube-shaped metallic working pieces |
| 01/06/1981 | US4243370 Die for extruding a honeycomb structural body |
| 01/06/1981 | US4242888 External member for a tripod joint and method for manufacturing same |
| 12/30/1980 | US4242176 Method of foaming perforate sheet material from wire mesh |
| 12/30/1980 | US4242075 Extrusion dies for extruding honeycomb structural bodies |
| 12/30/1980 | CA1092392A1 Friction welding method and apparatus |