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Radioactive gauging source support, transport, and storage holder
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Gauge for determining the percentage by weight of moisture contained in a bulk material transported on a moving conveyor
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Gauge for determining the percentage by weight of moisture contained in a bulk material transported on a moving conveyor
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Gauge for determining the percentage by weight of moisture contained in a bulk material transported on a moving conveyor
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Beta-ray thickness gauge using a two energy level beta-ray source
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Dual mode fluorescence and backscatter coating thickness measuring gauge
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Method and apparatus utilizing a radioactive source and detector for weighing material carried by a screw conveyor
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Method of measuring thickness of a film material
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Self-controlled sequence for automatic standardization and calibration of nuclear gauges
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Method and apparatus for continuously weighing material on a conveyor comprising a radioactive source and detector
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Improvements in ionization chambers
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Device for measuring the thickness or density of absorber layers between a radioactive radiation source and an ion detector
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Improvements in electrical measuring and control apparatus
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Sewage sludge density measuring apparatus
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Density responsive apparatus having temperature compensating means
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Method and apparatus for converting ionic energy into electrical energy
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Low noise level ionization chamber
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