Patents
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)
12/1980
12/23/1980CA1092008A1 Method of producing a clad shaped body
12/16/1980US4239144 Apparatus for wire bonding
12/10/1980EP0020074A1 Method of welding metal pipe sections with explosives
12/09/1980US4238067 Drying of cavities
11/1980
11/26/1980EP0019482A1 Method of welding metal pipe sections with explosives
11/26/1980EP0019481A1 Explosive package assembly
11/13/1980WO1980002481A1 Method of connecting armature coil
11/13/1980WO1980002480A1 Method of connecting armature coil for rotary machine
11/13/1980WO1980002479A1 Method of connecting armature coil
11/12/1980EP0018377A1 Composite materials
11/11/1980CA1089173A1 Method of and apparatus for converting molten metal into solidified products
11/04/1980US4231507 Graphite tool, expandable core, tapered ram
11/04/1980US4231506 Method of welding metal pipe sections with explosives
10/1980
10/30/1980WO1980002246A1 Clad steel plate
10/30/1980WO1980002242A1 Process for producing multi-layered amorphous alloy
10/29/1980EP0017660A1 Hydraulic press
10/28/1980US4230614 Stop-off compound and method of making
10/28/1980US4230256 Method of bonding a composite body to a metallic element
10/28/1980CA1088281A1 Attaching leads to integrated-circuit chips
10/21/1980US4228942 Method of producing abrasive compacts
10/21/1980US4228941 Method of joining an inner metal pipe with an outer surrounding metal pipe
10/14/1980CA1087425A1 Ultrasonic welding process of a metallic wire on a metallic piece
10/07/1980US4227061 Method and apparatus for cladding a metal rod with another metal
10/01/1980EP0016362A1 Friction welding machine with an extended operating range
09/1980
09/30/1980US4224978 Method of manufacturing composite strips by continuous casting
09/23/1980US4224273 Tungsten, molybdenum, their alloys
09/23/1980US4223825 Method of forming a vehicle axle assembly
09/23/1980CA1086037A1 Tube repairs
09/17/1980EP0015620A1 A method for producing a composite tube for a cracking plant
09/16/1980US4223196 Welded tubular articles and method for making the same
09/09/1980CA1085110A1 Production of aluminum brazing sheet
09/02/1980US4220276 Method for fabricating superplastically formed/diffusion bonded structures
09/02/1980CA1084661A1 Production of aluminum brazing sheet
08/1980
08/26/1980US4219249 Ultrasonic welding process for automobile alternator slip rings
08/26/1980CA1084636A1 Sealing of containers in a controled atmosphere by magnetic welding
08/19/1980US4218007 Method of diffusion bonding duplex sheet cladding to superalloy substrates
08/12/1980US4217397 Metallic sandwich structure and method of fabrication
08/06/1980EP0014158A1 Method for stress-relieving welded joints by explosive treatment
07/1980
07/23/1980EP0013509A1 A method of joining a pair of metal parts
07/22/1980US4214041 Low purity core alloy clad with higher purity material
07/22/1980US4213558 Aluminum or aluminum alloy
07/22/1980US4213554 Friction welding machine
07/22/1980CA1081904A1 Weld arresting composition
07/08/1980US4211440 Compensated blast joint for oil well production tubing
07/08/1980US4211354 Method for alleviating thermal stress damage in laminates
07/01/1980US4210269 Sealing seams of cladding by melting powdered glass in a vacuum in the presence of a preselected gas
07/01/1980US4210167 Emission-free valve
07/01/1980US4209886 Process and apparatus for making heat exchanger panels
07/01/1980US4209885 Process and apparatus for making composite sheet and heat exchanger panels therefrom
06/1980
06/17/1980US4208222 In situ interlayer formation for transient liquid phase diffusion bonding
06/17/1980US4208001 Ultrasonic metal welding apparatus
06/03/1980US4205422 Tube repairs
06/03/1980CA1078749A1 Autogenously bonded filter assemblies and method of bonding same
05/1980
05/27/1980US4204628 Method for thermo-compression diffusion bonding
05/27/1980CA1078532A1 Diffusion bonding of crystals
05/20/1980US4203313 Method and apparatus for the expansion of a hollow article
05/20/1980US4203195 Method of production of vibration absorbing metallic material
05/20/1980CA1077691A1 Method for producing clad steel pipes
05/13/1980US4202709 Corrosion resistance, tensile strength
05/13/1980US4202482 Solenoid actuated wire feed and tearing apparatus
05/06/1980US4201327 Cladding by hot rolling
04/1980
04/29/1980US4200217 Method of manufacturing an article having a press-worked member inwardly of a cylindrical member
04/29/1980CA1076335A1 Method of manufacturing a hybrid turbine rotor
04/22/1980US4198740 Method for forming or bonding a liner
04/15/1980US4197978 Method of making an integral structural member
04/15/1980US4197977 Method of making an actively-cooled titanium structure
04/15/1980CA1075832A1 Micro-surface welding
04/08/1980US4196837 Method of indirectly connecting two parts
03/1980
03/25/1980US4194672 Sandwiching a thin layer of nickel chromium, or combinations thereof
03/25/1980US4194667 Apparatus for pressure welding metal workpieces
03/18/1980US4193529 Method for interconnecting dissimilar metals welding to an explosively bonded bimetallic coupling
02/1980
02/20/1980EP0008135A1 Welding method for joining a branch pipe to the wall of a tube or a vessel
02/20/1980EP0008068A1 Composite material and process for the manufacture thereof
02/12/1980US4188438 Antioxidant coating of copper parts for thermal compression gang bonding of semiconductive devices
02/06/1980EP0007558A1 Method and apparatus for ultrasonic welding
02/05/1980CA1070984A1 Gold-colored alloy solders
01/1980
01/23/1980EP0007282A1 Process for manufacturing composite strips by continuous casting and the strips obtained by the process
01/15/1980US4183456 Method of fabricating liquid cooled gas turbine components
01/15/1980CA1069658A1 Process for fabrication of high impact strength composites
01/08/1980US4182189 Method and means for attaining a predetermined compressive stress
12/1979
12/25/1979CA1068454A Control of microstructure in cast eutectic articles
12/18/1979CA1068134A1 Method for making clad metal sheets having at least one curved major surface and products thereby
12/13/1979WO1979001103A1 Composite materials
12/11/1979US4178417 Clad steel
10/1979
10/23/1979CA1064733A1 Metallic filler material
10/17/1979EP0004679A1 Process for manufacturing a wheel of light metal for air-tyred motor vehicles
10/16/1979US4171477 Micro-surface welding
09/1979
09/25/1979CA1062895A1 Method of manufacturing a sacrificial anode rod assembly
09/19/1979EP0004063A1 Process for producing clad plate
09/11/1979US4167606 Multiple member clad metal products
09/11/1979US4167240 Method of treating an electroplating solution comprising ions of gold and cyanide prior to electroplating and thermocompression bonding
09/11/1979CA1062052A1 Method of forming a product of two different metals
08/1979
08/22/1979EP0003487A1 Method and apparatus for enlarging a hollow body serving as a muff coupling
08/14/1979CA1060319A1 Composite single crystal article
08/07/1979US4163736 Method of producing platinum-clad articles
08/07/1979US4163516 Method for joining metal by solid-state bonding
07/1979
07/31/1979US4162758 Method for producing clad steel pipes
07/31/1979CA1059396A1 Method of sizing heat exchange panels
07/25/1979EP0003078A1 Improvements in and relating to explosive cladding
07/24/1979CA1058878A1 Ceramic to metal seal