SK31693A3
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Method of surface hardening by laser of anticorrosive chrome hardenable steel
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SK334592A3
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Nozzle for laser cutting
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SK37692A3
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Welding powder for mechanized bow welding of constructional steels by high speeds
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CZ388391A3
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circuit arrangement for two- respectively single-channel control of three-phase thyristor rectifiers
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CZ185891A3
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method of welding sintered metallic materials
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CS673290A3
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Method of electroslag steel overlay thermal hardening
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CS673390A3
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Welding torch with a collet and a fixture for mechanical exchange of anon-consumable electrode
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CS672590A3
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Movable welding pad
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CS609090A3
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Process of cladding metallic materials with a solder foil
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CS524590A3
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Cutting torch for oxygen cutting in alternating mode of heating flame
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CS510790A3
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Apparatus for performing irregular circumferential welds
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CS475390A3
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Device for tracing welded joint of an oval article by a welding torch
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CS362490A3
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Process for welding hoops of copper and brass coils
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CS9000967A3
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Method of metal oxygen cutting with a heating flame
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CS96890A2
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Method of metals welding or soldering in flame from infl ammable gas and oxygen mixture
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CS1890A2
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Flux for printed connections soldering by means of solders
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CS19690A2
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Flux for printed connections soldering by means of solders
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CS752789A3
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Welding torch for welding by a non-consumable electrode making use of shielding gas
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CS275079B2
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Method of metallic and non-metallic materials' tribologic loading
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CS8906048A3
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Method of sliding friction loading of metallic and non-metallic components
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