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G21G—CONVERSION OF CHEMICAL ELEMENTS; RADIOACTIVE SOURCES
G21G4/00—Radioactive sources
G21G4/04—Radioactive sources other than neutron sources
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Chemical & Material Sciences
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Chemical Kinetics & Catalysis
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General Chemical & Material Sciences
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Physics & Mathematics
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Engineering & Computer Science
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General Engineering & Computer Science
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High Energy & Nuclear Physics
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Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products
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Laminated Bodies
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Abstract
Mfe. of a flat homogeneous radioactive source is by treating a porous film of absorbing material with a plane surface, placed on a non-porous substrate, with a soln. of a radioactive material in such a way that this material is taken up in homogeneous distribution in the porous film, which is provided thereafter with a protective covering layer, e.g. of porous polystyrene, or polycarbonate.
A procedure for complex application of crystals and plastic materials translucent to supports (Machine-translation by Google Translate, not legally binding)