X-ray or gamma ray systems or devices – Specific application – Computerized tomography
Patent
1986-06-16
1987-01-20
Anderson, Bruce C.
X-ray or gamma ray systems or devices
Specific application
Computerized tomography
378 4, 378 19, 378147, 378149, 378153, 378154, 250385, G21K 102
Patent
active
046384995
ABSTRACT:
High resolution in an X-ray computerized tomography (CT) inspection system is achieved by using a collimator/detector combination to limit the beam width of the X-ray beam incident on a detector element to the desired resolution width. In a detector such as a high pressure Xenon detector array, a narrow tapered collimator is provided above a wide detector element. The collimator slits have any desired width, as small as a few mils at the top, the slit width is easily controlled, and they are fabricated on standard machines. The slit length determines the slice thickness of the CT image.
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patent: 4392237 (1983-07-01), Houston
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patent: 4433427 (1984-02-01), Barnes
Cain Dallas E.
Eberhard Jeffrey W.
Anderson Bruce C.
Berman Jack I.
Campbell Donald R.
Davis Jr. James C.
General Electric Company
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