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US3654092A
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Multiple-stage evaporator
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US3704593A
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Constructing broken rock supports for roofs of cavities storing liquified hydrocarbon gases
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US3602746A
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Motor-generator with hollow plastic rotor rotating in high pressure chamber
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US3602145A
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Air-liquid cushioned wheels for supporting extremely high velocity vehicles
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US3557437A
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Method of fabricating large vessels capable of withstanding high internal pressures
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US3482515A
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Blasting with liquid oxygen explosives with the aid of captive balloons
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US3478772A
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High temperature gas valve
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US3480708A
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Using expendable metal cores for casting plastics or organic polymers
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US3441394A
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Making steam for gasifying coal
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US3432742A
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Rotary switch with naoh solution between rotor and stator
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US3463848A
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Expendable magnesium cores for use in casting plastics of organic polymers
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US3493344A
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Revolving pebble bed heat exchanger
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