Patents for B23K 26 - Working by laser beam, e.g. welding, cutting, boring (47,857)
10/1980
10/07/1980US4226369 Exposing exhaust gases of coal combustion to laser light
10/07/1980CA1087253A1 Process and device for laser cutting of velvet
10/01/1980EP0015921A1 Laser beam welding apparatus
09/1980
09/23/1980US4224500 Method for adjusting electrical devices
09/23/1980US4224499 Laser welding aluminum to copper
09/23/1980US4224498 Apparatus for perforating articles by laser
09/23/1980US4224497 Method for making filter cigarettes using light energy to make perforations in the filter tipping wrap
09/23/1980US4224101 Method of manufacturing semiconductor devices using laser beam cutting
09/16/1980US4223202 Apparatus and method for welding boat subassemblies utilizing laser radiation
09/16/1980US4223201 Laser welding apparatus for shipyard panel shops
09/09/1980CA1085464A1 Method for laser seam welding of moving workpieces
09/03/1980EP0015062A1 Method for connecting electrical wire to a terminal pin
09/02/1980US4220842 Method of removing material from a workpiece
09/02/1980CA1084999A1 Method for laser seam welding of moving workpieces
08/1980
08/26/1980US4219717 Method of connecting metallic parts by means of arc fusion welding
08/19/1980US4218606 Apparatus for perforating webs with high intensity, coherent radiation
08/19/1980US4218494 Process for coating a metallic surface with a wear-resistant material
08/19/1980CA1084123A1 Process and device for britt welding of metal rods
07/1980
07/29/1980US4215263 Drawing optical waveguides by heating with laser radiation
07/23/1980EP0013657A1 Method and apparatus for hole drilling with one or more radiation beams
07/23/1980EP0013345A1 Method and device for fixing chips by energy beams
07/22/1980US4214249 Recording member for laser beam and process for recording
07/15/1980US4213025 Apparatus for connecting metallic parts by means of arc fusion welding
07/15/1980US4212900 Surface alloying method and apparatus using high energy beam
07/10/1980WO1980001419A1 A reflective beam rotator
06/1980
06/26/1980WO1980001238A1 Excising pathological tissue using a beam of radiation
06/25/1980EP0012459A1 Process for production of an object consisting of at least two parts movable relative to each other, one of which is substantially enclosed within the other, and a device for performing this process
06/24/1980US4209684 Fusion technique of assembling rotary drill bit and adjusting gage of cutting elements
06/24/1980CA1080120A1 Method and apparatus for laser treatment of geological formations
06/17/1980US4208238 Gantry for use in the manufacture of laminar structures
06/17/1980US4207874 Laser tunnelling device
06/11/1980EP0011988A1 Laser beam annealing
06/03/1980US4205828 Cutting of contour bevels
05/1980
05/29/1980WO1980001121A1 Dual wavelength laser annealing of materials
05/27/1980US4205216 Laser welding system and method
05/14/1980EP0010610A1 Method of bonding metallic wires to microcircuit conductors
05/13/1980US4203023 Welding pool support device for energy beam welding
05/06/1980US4201905 Laser cutting head attachment for punch presses
04/1980
04/29/1980US4200382 Photographic processing roller and a novel method which utilizes a pulsed laser for manufacturing the roller
04/15/1980CA1075775A1 Laser bread browning apparatus
04/08/1980US4197454 Fiber optic laser beam detector
04/08/1980US4197157 Method for forming refractory tubing
03/1980
03/25/1980US4194814 Transparent opthalmic lens having engraved surface indicia
03/19/1980EP0008773A1 Punch press with laser cutting head attachment
03/18/1980US4194043 Manifolds
03/18/1980US4193409 Method and apparatus for regulating the permeability of wrapping material for rod-shaped smokers' products
03/11/1980US4192055 Band welding fixture
03/04/1980US4191916 Table positioning system including optical reference position measuring transducer
02/1980
02/26/1980US4190759 Laser pulses
02/12/1980CA1071516A1 Clamping of film-like material for radiant energy welding
02/06/1980EP0007855A1 Working apparatus using a laser radiation
02/05/1980US4187408 Method for laser seam welding of moving workpieces
01/1980
01/23/1980EP0007034A1 Arrangement for measuring the distance between a metallic workpiece and a tool
01/22/1980US4185185 Laser welding
01/08/1980US4182299 Engine valve
01/08/1980US4182024 Automatic control of integrated circuit trimming
01/01/1980US4181563 Process for forming electrode pattern on electro-optical display device
12/1979
12/18/1979US4179192 Laser fusion optical system
12/11/1979CA1067964A1 Laser welding apparatus for pipe
12/11/1979CA1067735A1 Conversion of stripe-geometry junction laser emission to a spherical wavefront
11/1979
11/28/1979EP0005460A1 Apparatus for material treatment
11/27/1979CA1067156A1 Laser beam welding apparatus
11/13/1979US4174476 Laser cutting of tubular articles
11/06/1979CA1065750A1 Laser sealing of thermoplastic material
10/1979
10/18/1979WO1979000807A1 Laser beam welding apparatus
10/09/1979US4170726 Method of working outer periphery of articles with laser light
10/02/1979US4169976 Process for cutting or shaping of a substrate by laser
09/1979
09/25/1979CA1062891A2 Silicon carbide shapes resistance heater elements
09/18/1979US4168506 Film guide for optical scanners
09/11/1979US4167662 Methods and apparatus for cutting and welding
08/1979
08/21/1979CA1060668A1 Method of forming a knitting needle latch pivot
07/1979
07/24/1979US4162390 Laser welding chamber
07/24/1979US4161944 Laser system and method and laser amplifier for use therewith
07/17/1979US4161646 Method of welding tubular members
07/17/1979CA1058673A1 Silicon carbide shapes resistance heater elements
07/10/1979US4160894 Method and apparatus for the focal form cutting of a moving web of material by a laser beam
07/03/1979US4159686 Process for smoothing the eye of a needle and needle made thereby
06/1979
06/26/1979US4159414 Method for forming electrically conductive paths
06/26/1979CA1057361A1 Corpuscular energy beam produced microasperities
06/19/1979US4158715 Nitrocellulose, black dyes
06/12/1979US4157923 Treatment with laser before introducing alloying material
05/1979
05/29/1979US4156807 Method for preventing burr formation during electron beam drilling
05/22/1979US4156124 Image transfer laser engraving
05/01/1979US4152575 Method of material processing utilizing an interrupted beam of continuous wave laser radiation
05/01/1979US4152573 Can manufacturing method and device for carrying out the said method
04/1979
04/24/1979US4151393 Laser pile cutter
04/17/1979US4150278 Methods of tuning inductive device by beam-machine altering a central air gap thereof
04/17/1979US4149918 Method and apparatus for producing safety belts with reduced kerfs
04/17/1979US4149477 Textile element
04/10/1979US4149062 Scavenger hood for laser
04/04/1979EP0001216A1 Apparatus for working materials, especially for cutting out workpieces by means of a laser beam
04/03/1979US4147570 Applying laser beam to hardened wear spot, separating area from tempered section by a stress relieving buffer
03/1979
03/27/1979US4146673 Dispersion of silica in a polysiloxane
03/27/1979US4146380 Method and apparatus for subdividing a gas filled glass tube with a laser
03/27/1979CA1051288A1 Method and apparatus for fusibly bonding a coating metal powder to a metal article
03/20/1979US4144888 Device for treatment by laser emission
03/13/1979US4143660 Method of surgery making use of laser emission and an apparatus for accomplishing same
03/13/1979CA1050351A1 Combined punch press and cutting torch with workpiece supporting means
03/06/1979US4143261 Apparatus useful for exposing a circumferential path around a workpiece to tool means
02/1979
02/27/1979US4142088 Method of mounting a fuel pellet in a laser-excited fusion reactor