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H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
H01J37/304—Controlling tubes by information coming from the objects or from the beam, e.g. correction signals
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K15/00—Electron-beam welding or cutting
B23K15/02—Control circuits therefor
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FR110372A1966-07-141967-06-14
Electron beam welding process, as well as apparatus for carrying out this process or similar process
ExpiredFR1540959A
(en)
Process for the manufacture of paraffins, installation for carrying out said process or similar process, as well as products in accordance with those obtained by the present process or similar process
Process for the production of prefabricated constructions as well as the constructions obtained by the implementation of the present process or similar process
Process for the manufacture of bands supporting fixing means or the like as well as bands obtained by carrying out the preceding process or similar process
Process for making containers, installation for carrying out the present process, and the products obtained by applying the present process or similar process