SURFACE TREATMENT OF CONCRETE

The invention provides a method and an apparatus for treating a surface for the removal of a surface portion thereof, comprising the steps of producing a beam of laser light and obscuring a low power density part of the laser beam before irradiating a surface location with the laser light so as to r...

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Bibliographische Detailangaben
Hauptverfasser:	BENJAMIN, ANDREW, WILLIAM, THOMAS, TRISTAN, GORONWY, SPENCER, JULIAN, TIMOTHY, BROWN, STEPHEN, CHRISTOPHER, NEIL
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CLADDING OR PLATING BY SOLDERING OR WELDING CLEANING CLEANING IN GENERAL CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING DECONTAMINATION ARRANGEMENTS THEREFOR MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR NUCLEAR ENGINEERING NUCLEAR PHYSICS PERFORMING OPERATIONS PHYSICS PREVENTION OF FOULING IN GENERAL PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULARRADIATION OR PARTICLE BOMBARDMENT SOLDERING OR UNSOLDERING TRANSPORTING TREATING RADIOACTIVELY CONTAMINATED MATERIAL WELDING WORKING BY LASER BEAM
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