| Patents for B23K 1 - Soldering, e.g. brazing, or unsoldering (16,089) |
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| 09/26/1990 | EP0389218A1 Process for reflow soldering |
| 09/25/1990 | US4959258 Bonding strength |
| 09/25/1990 | US4958763 Method of soldering aluminum |
| 09/20/1990 | WO1990010521A1 Soldering connection and process for making it |
| 09/20/1990 | WO1990010518A1 A fluxless soldering process |
| 09/18/1990 | US4957561 Composition for metallizing a surface of ceramics, a method for metallizing, and metallized ceramics |
| 09/12/1990 | EP0386948A1 A soldering head for a soldering or desoldering iron |
| 09/11/1990 | US4955525 Zinc solder |
| 09/11/1990 | US4955522 Process for the leakproof joining of ceramic sealing disks to metallic attachments |
| 09/05/1990 | EP0385843A1 Method of producing contacts for thin-film electrodes on glass |
| 09/05/1990 | EP0384933A1 Gas laser and method of producing same |
| 09/05/1990 | CN1009472B Protective tip for titanium alloy turbine blade |
| 09/04/1990 | US4954453 Method of producing an article comprising a multichip assembly |
| 09/04/1990 | US4953290 Method of connecting heat exchange tubes to a fluid conveying duct |
| 09/04/1990 | CA1273531A1 In-line solder extractor and heater assembly for use therewith |
| 08/30/1990 | DE3905690A1 Process for flux-free coating, impregnation and soldering |
| 08/28/1990 | US4951762 Drill bit with cemented carbide inserts |
| 08/28/1990 | US4951597 Solder coating device with oxide collecting trough |
| 08/28/1990 | US4951401 Solder reflow apparatus |
| 08/23/1990 | DE3904743A1 Verfahren zum einbetten von drahtstuecken Method for embedding drahtstuecken |
| 08/22/1990 | EP0383508A2 Improvements in or relating to methods of manufacturing cutter assemblies for rotary drill bits |
| 08/22/1990 | CN2060709U High frequncy internal thermal soldering hot head for bicycle frame |
| 08/21/1990 | US4949896 Technique of assembling structures using vapor phase soldering |
| 08/21/1990 | US4949543 Corrosion resistance |
| 08/16/1990 | DE3936919A1 Furnace brazing of motor vehicle radiators - involves furnace with baffle plate to protect radiator from flow of circulating air |
| 08/16/1990 | DE3903860A1 Method and device for laser microsoldering |
| 08/14/1990 | US4948030 Bond connection for components |
| 08/09/1990 | WO1990008616A1 Improved bond connection for components |
| 08/08/1990 | EP0380896A1 Iron sole plate made by brazing several metal foils to each other |
| 08/07/1990 | US4946090 Seals between ceramic articles or between ceramic articles and metal articles |
| 08/07/1990 | US4945635 Method of manufacturing brazable pipes and heat exchanger |
| 08/07/1990 | US4945623 Method of repairing a seal jointing fitting repair |
| 08/01/1990 | EP0380176A1 method for producing a solderable finish on metal frames for semiconductors |
| 07/31/1990 | US4944447 Bonding verification process incorporating test patterns |
| 07/26/1990 | WO1990008005A1 Preparing articles for soldering |
| 07/25/1990 | EP0169885B1 Multi-zone thermal process system utilizing nonfocused infrared panel emitters |
| 07/25/1990 | CN1008892B Precision welding method of pure iron and brass via hydrogen-protected plating diffusion |
| 07/24/1990 | US4943000 Method of brazing aluminum alloys without filler metal |
| 07/24/1990 | US4942843 Automated lead wire tinning apparatus mechanical adjustments and improvements |
| 07/17/1990 | US4941929 Solder paste formulation containing stannous fluoride |
| 07/17/1990 | US4941891 Tool component |
| 07/17/1990 | CA1271669A1 Welding machine |
| 07/12/1990 | WO1990007399A1 Process using protective flux coatings for delaying, soldering and low temperature brazing operations and flux solutions therefor |
| 07/11/1990 | EP0377336A2 An automatic soldering method and the apparatus thereof |
| 07/11/1990 | CN1043664A Method of attaching ceramic fiber arrays to metallic substrates |
| 07/10/1990 | US4940566 Alloy and methods of use thereof |
| 07/10/1990 | US4940181 Pad grid array for receiving a solder bumped chip carrier |
| 07/04/1990 | EP0376541A2 Removing meltable material |
| 07/04/1990 | CA2007078A1 Laundry-iron sole-plate formed by assembling together a plurality of metal sheets brazed to each other |
| 07/03/1990 | US4938410 Soldering apparatus of a reflow type |
| 07/03/1990 | CA1271182A1 Method for the selective soldering of a metallic catalyst carrier body and a correspondingly produced catalyst carrier body |
| 06/29/1990 | CA2006874A1 Process using protective flux coatings for delaying, soldering and low temperature brazing operations and flux solutions thereof |
| 06/28/1990 | WO1990007191A1 Ultrasonic laser soldering |
| 06/27/1990 | EP0375589A1 Method of attaching ceramic fiber arrays to metallic substrates |
| 06/27/1990 | EP0375477A1 Process for producing an atmosphere for thermal treatment by air separation by permeation |
| 06/27/1990 | EP0374475A1 Soldering and bonding of semiconductor device contacts |
| 06/26/1990 | US4937006 Method and apparatus for fluxless solder bonding |
| 06/26/1990 | CA1270812A1 Process for restricted lead content soldering of copper fins to copper alloy tubing with controlled copper contamination of the molten solder reservoir |
| 06/23/1990 | CA2006659A1 Vapor phase brazing method of al or al alloys |
| 06/23/1990 | CA2006428A1 Vapor phase brazing method of al or al alloys |
| 06/20/1990 | EP0373345A1 Laser assisted heater bar for multiple lead attachment |
| 06/19/1990 | US4934582 Method and apparatus for removing solder mounted electronic components |
| 06/14/1990 | WO1990006204A1 Gaseous phase brazing method of al or al alloy |
| 06/14/1990 | WO1990006203A1 Process and device for cleaning objects |
| 06/13/1990 | DE3841167A1 Reflow soldering system |
| 06/12/1990 | US4933530 Method for repairing a refrigeration sealed system |
| 06/12/1990 | US4933023 Method for manufacture of non-allergy creating precious metal objects |
| 06/12/1990 | US4932585 Method and apparatus for solder plating an object |
| 06/06/1990 | EP0371693A1 Improvements relating to soldering processes |
| 06/06/1990 | EP0371646A1 Self regulating temperature heater with thermally conductive extensions |
| 06/05/1990 | EP0357606A4 Low stress heat sinking for semiconductors. |
| 05/31/1990 | WO1990005611A1 Corrosion limitation in a vapour phase refusion machine |
| 05/31/1990 | DE3938847A1 Thermoelementanordnung und verfahren zu ihrer herstellung A thermocouple assembly and process for their preparation |
| 05/30/1990 | EP0370872A1 Process for producing an atmosphere for thermal treatment by air separation by adsorption |
| 05/30/1990 | CN1042503A Method of surface bonding meterials together by use of metal matrix composite and products produced thereby |
| 05/29/1990 | US4928869 Solder leveller |
| 05/24/1990 | CA2003473A1 Method for controlling atmosphere in heat treatment process by way of permeation |
| 05/24/1990 | CA2003472A1 Method for controlling atmosphere in heat treatment process by way of adsorption |
| 05/23/1990 | EP0369893A1 Device for brazing of frames by induction heating |
| 05/23/1990 | DE3839396A1 Method and device for soldering electrical components lying on a printed circuit board to the printed circuit board |
| 05/23/1990 | CA2003202A1 Printed circuit thermocouple arrangements for personnel training and equipment evaluation purposes, and methods of making and using same |
| 05/22/1990 | US4927224 For directly applying laser beams to a workpiece |
| 05/22/1990 | US4927069 Soldering method capable of providing a joint of reduced thermal resistance |
| 05/22/1990 | US4927068 Method for heating a patterned substrate |
| 05/22/1990 | CA1269255A1 Welding using metal-ceramic composites |
| 05/17/1990 | WO1990005041A1 Method for effecting solder interconnects |
| 05/16/1990 | EP0368791A1 A method of surface bonding materials together by use of a metal matrix composite, and products produced thereby |
| 05/16/1990 | CN1042105A Brazing method of end surface of internal combustion engine exhaust valve bar |
| 05/15/1990 | US4926022 Laser reflow soldering process and bonded assembly formed thereby |
| 05/10/1990 | DE3837531A1 Hot-air reflow furnace |
| 05/10/1990 | CA2000789A1 Method of surface bonding materials together by use of a metal matrix composite and products produced thereby |
| 05/08/1990 | US4924054 Electrical resistance brazing device |
| 05/08/1990 | US4923521 Method and apparatus for removing solder |
| 05/08/1990 | US4923110 Rosin dissolved in 1,1,1-trichloroethane; storage stability, materials handling, workability |
| 05/03/1990 | WO1990004481A1 Unsoldering iron |
| 05/02/1990 | EP0365977A1 Cooling and exhaust unit for solder reflow system |
| 05/02/1990 | EP0365874A1 Optical inspection system for solder joints and inspection method |
| 05/02/1990 | EP0365807A1 Bonding of metallic surfaces |
| 05/02/1990 | EP0167525B1 Aluminium shapes coated with brazing material and process of coating |
| 05/01/1990 | US4921157 Fluxless soldering process |