Method of manufacturing grid electrodes for electron tubes
作者： Horst Seifert , Johannes Wilhelmus Antonius Krol , Bernhard Lersmacher
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摘要: Method of manufacturing grid electrodes wherein a sleeve is produced by depositing pyrolytic graphite on polished mandril glassy carbon and provided with apertures means the laser beam, then finished provided, hot gas pyrolysis, second layer highly oriented graphite, thermally and/or mechanically after-treated at 3000° to 3800° K 10-500 bar.
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