Irradiating filament and method of making same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Nov 14, 2000
Grant Date -
N/A
app pub date -
Oct 30, 1996
filing date -
Dec 5, 1995
priority date (Note) -
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Abstract
A filament for irradiating a living body has a core material capable of irradiating radioactive radiation clad in a tubular casing of protective material different from the material forming the core. The materials forming the core and casing have a purity not less than 99.5 atomic percent and a grain size not exceeding 30 .mu.m and the outer diameter of the filament is not less than 80 .mu.m.
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