Advances in Cryogenic Engineering: Proceedings of the 1954 Cryogenic Engineering Conference National Bureau of Standards Boulder, Colorado September 8–10 1954

Front Matter....Pages N1-xiv
A Few Remarks on the Beginnings of the NBS-AEC Cryogenic Laboratory....Pages 1-4
Research Facilities of the NBS-AEC Cryogenic Engineering Laboratory....Pages 5-22
An Efficient Vacuum-Jacketed Liquid Nitrogen or Liquid Oxygen Storage Vessel....Pages 23-26
The Aluminum Dewar....Pages 27-29
Liquid Oxygen Equipment for Use in Aircraft....Pages 30-34
The Refrigerated Transport Dewar....Pages 35-40
Helium Refrigeration....Pages 41-43
The Herrick L. Johnston Air Tactical Dewar....Pages 44-48
Experimental Dewars Developed by the National Bureau of Standards....Pages 49-61
A Re-Liquefying Hydrogen Refrigerator....Pages 62-76
Joining Aluminum to Stainless Steel....Pages 77-86
The Transfer of Liquefied Gases....Pages 87-94
A Transfer Line for Liquefied Gases....Pages 95-104
Performance of an Air Expansion Engine....Pages 105-110
A High-Vacuum Seal-Off Valve....Pages 111-113
Carbon Resistors, Pressure Transducers and Vibration Pickups used for Measurements of Temperature, Pressure and Vibration at Liquid Hydrogen Temperatures....Pages 114-121
Continuous Analysis of Ortho-Parahydrogen Mixtures....Pages 122-125
A Constant Temperature Control System for the Range, Room Temperature to -320°F....Pages 126-130
A Hydrogen Gas Meter Unit with Remote Totalization of Flow....Pages 131-137
Pulsation Damping....Pages 138-143
The Application of Commercial Electrical Equipment to Locations where Hydrogen Gas may Exist in Quantities Sufficient to Produce Explosive or Ignitable Mixtures....Pages 144-147
Behavior of Electrical Insulation Materials and of Halogenated Hydrocarbon Refrigerants at Temperatures of -100° to -200°F....Pages 148-150
Thermistor Indicating Flowmeter for Low Flow Rates of Nitrogen and Hydrogen Gases....Pages 151-153
A Sensitive Electronic Liquid Level Indicator for Condensed Gases....Pages 154-155
Low Temperature Electrical Resistance of Fifteen Commercial Conductors....Pages 156-157
Carbon Resistors and Variable Differential Transformers for Liquid Level Indication....Pages 158-161
Glass in Cryogenics....Pages 162-163
Modification of a Calorimetric Oxygen Detector for use with Non-Equilibrium Hydrogen....Pages 164-167
An Optical Means of Liquid Level Sensing....Pages 168-168
Trace Oxygen Analysis for Liquid Hydrogen Production....Pages 169-170
Helium Production Process....Pages 171-185
Low Temperature Liquids as Coolants in Guided Missiles....Pages 186-193
The Application of Low Temperature Processes in Production of Chemicals....Pages 194-200
Cryogenic Engineering in the Production and Distribution of Liquefied Atmospheric Gases....Pages 201-206
Carbon Dioxide in Low Temperature Testing....Pages 207-211
Performance of Heat Insulating Materials Down to 20°K....Pages 212-215
Vacuum Powder Insulation....Pages 216-223
Thermal Radiation Absorption by Metals....Pages 224-229
Styrofoam (Expanded Polystyrene) Insulation at Low Temperature....Pages 230-234
The Mechanical Properties Testing Program at the NBS-AEC Cryogenic Engineering Laboratory....Pages 235-241
Apparatus for Tensile Testing in the Temperature Range of 4.2° to 300°K....Pages 242-250
The Compressive Strengths of Some Technical Metals Between 4.2° and 300°K....Pages 251-254
Low Temperature Kiloatmosphere Apparatus....Pages 255-261
Thermal Conductivity of Solids at Low Temperatures....Pages 262-266
Accurate Measurement of Certain Physical Properties Down to 20°K....Pages 267-269
A New Criterion for Superconductivity in Metals....Pages 270-273
The Cryostat in Industrial Research....Pages 274-279
The Gas Phase Heterogeneous Catalysis of the Ortho-Parahydrogen Conversion at Low Temperatures under Pressure....Pages 280-282
The Liquid Phase Heterogeneous Catalysis of the Ortho-Parahydrogen Conversion at Low Temperatures under Pressure....Pages 283-284
Ortho-Parahydrogen Conversion Studies....Pages 285-290
Safety Engineering as Applied to the Handling of Liquefied Atmospheric Gases....Pages 291-295
Vibration Testing of Airborne Cryogenic Equipment....Pages 296-301
Thermal Oscillations in Low Temperature Apparatus....Pages 302-306
Theory versus Practice in Low Temperature Engineering....Pages 307-312
Freon Cascade Refrigerator for Liquid Air Plant Precooler....Pages 314-323
Mobile Liquid Hydrogen Plant....Pages 324-328
Performance of NBS Hydrogen Liquefier Plant....Pages 329-335
Manufacture, Liquefaction and Distribution of Dry Ice and Liquid Carbon Dioxide....Pages 336-341
The Effect of Some Variables in Low Temperature Processes....Pages 342-347
Back Matter....Pages 348-363