Scanning Method and Apparatus

Abstract The invention discloses a scanning method and apparatus suitable for scanning a pipeline or process vessel in which a beam of gamma radiation from a source is emitted through the vessel to be detected by an array of detectors which are each collimated to detect radiation 5 over a narrow ang...

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Bibliographische Detailangaben
Hauptverfasser:	JAMES, KENNETH, HOWSTAN, JAMES STEPHEN, FEATONBY, PAUL DAVID, BOWDON, CHRISTOPHER, JACKSON, PETER, RONCHI, EMANUELE
Format:	Patent
Sprache:	eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASUREMENT OF NUCLEAR OR X-RADIATION MEASURING PHYSICS TESTING
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Beschreibung
Zusammenfassung:	Abstract The invention discloses a scanning method and apparatus suitable for scanning a pipeline or process vessel in which a beam of gamma radiation from a source is emitted through the vessel to be detected by an array of detectors which are each collimated to detect radiation 5 over a narrow angle relative to the width of the emitted radiation beam. Figure 1 Figure 1A + t 4 d A -- + 12'-h Figure 1B 4 d Figure 2 .../. . . . I- . . . . . ..___ __ __