Philip W. Holland

Two-measurement Methods for Working-level Determinations of Radon Daughters

A Theoretical Study

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Water Jet Perforation

A New Method for Completing and Stimulating in Situ Leaching Wells

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A Method for Determining Helium in Water

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A Proportional Temperature Controller with Automatic Shutoff

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An Improved Method for Determining Helium in Water

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Helium in Ground Water and Soil Gas in the Vicinity of Bush Dome Reservoir, Cliffside Field, Potter County, Tex

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An Inexpensive, Weatherproof, Temperature-controlled Cabinet for Housing Analytical Instrumentation

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A Mass Spectrometer Method for Determining Helium in the Parts-per-million to 10-percent Range

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Development Testing and Analysis of Steel Fiber-reinforced Concrete Mine Support Members

Support System Design and Results of Laboratory Investigation and Full-scale Testing

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Effects of Turbomilling Parameters on the Simultaneous Grinding and Ferric Sulfate Leaching of Chalcopyrite

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