Menetelmä ja laite massan tiheysjakauman määrittämiseksi

Distribution of mass density of paper or other materials is determined by irradiating a sample (7) with a burst of electron beams from an electron gun (1). The intensity levels of electron beams emerging from said sample (7) are detected by an areal detector located immediately behind the sample (7)...

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Bibliographische Detailangaben
Hauptverfasser: TOMIMASU, HIROSHI, LUNER, PHILIP
Format: Patent
Sprache:fin ; swe
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