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3941272 |
Cryogenic transport
Improved system for mounting an aluminum cryogenic liquid holding tank within and integrating such tank to an outer ferrous metal envelope or hull structure wherein improved composite...
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3942001 |
Inspection of containers
Apparatus for detecting the presence of extraneous matter and/or cracks in translucent containers and in particular translucent containers when the colour density and/or wall thickness of the...
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3938554 |
Cryogenic controller device
A device providing gas-powered logic responsive to a sensor such as a gas discharging type level probe and actuating valving controlling flow of liquid to be dispensed; and adapted to valving...
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3937031 |
Cooling system and method of cooling
A cooling system for cooling a hot material comprising a cooling chamber, a heat exchanger in the chamber, gas circulating means for forcing a cooling gas within the chamber in a closed circuit...
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3922878 |
Portable cooling unit
A portable cooling unit employs dry ice formed in situ as a refrigerant. The dry ice is formed in at least one hollow block within the unit by releasing pressurized liquid CO 2 through apertures...
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3909225 |
Cryogenic dewar
A cryogenic dewar comprises a first chamber thermally insulated from the ambient and a second chamber disposed within the first chamber. A cooling head means forms one wall of the second chamber....
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3904067 |
Membrane tank for liquefied gases
The dimensions of the membrane tank are so selected that when it is cooled by liquefied gas charged therein and contracted, the flat portions may just contact with the inner surfaces of an...
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3902657 |
Centrifugal separator for cryogenic gaseous mixtures
Cryogenic centrifugal separator for mixtures of gaseous mixtures of light gases or isotopes thereof, such as helium, hydrogen, nitrogen, fluorine, argon, oxygen, chlorine, adapted with a...
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3899976 |
Cell cooling
To cool a semi-conductor cell a cryogenic arrangement is provided that gives a two-phase cooling in that, upon initiation of the cooling process, a refrigerant liquid reservoir supplies refrigerant...
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3894403 |
Vibration-free refrigeration transfer
An apparatus for transferring refrigeration to an object to be cooled without mechanical contact of the refrigerator and object so that vibrational loads are not transferred to the object. The...
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3882687 |
Method of and apparatus for the cooling of an object
An object, such as a superconductive magnet or a super-conductor cable in a housing or cryostat, is cooled with a cryogenic fluid passed continuously from one vessel into the housing or cryostat...
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3878691 |
Method and apparatus for the cooling of an object
A method of and an apparatus for the cooling of an object, such as a superconductive magnet, superconductive cable system or the like, wherein the liquid cryogen (e.g. a liquified gas such as...
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3869871 |
GAS AND HEAT PROTECTIVE GARMENT
A gas and heat protective garment comprises a suit provided with pipes for circulation of a cooling medium and a knapsack housing a respiration protecting system and a refrigerating unit including...
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3866430 |
METHOD AND APPARATUS FOR CONTROLLING REFRIGERANT FLOW IN CRYOGENIC SYSTEMS
When the conventional sensor for actuating the pressure-responsive expansion valve in a cryogenic or very low temperature phase-change refrigeration circuit is charged with a limited vapor change...
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3851274 |
RECIRCULATING LIQUID-NITROGEN-COOLANT SYSTEM FOR SOLID-STATE LASERS
A recirculating liquid-nitrogen-coolant system for solid-state lasers permits prolonged continuous operation of the laser at liquid-nitrogen temperatures without boiling the liquid-nitrogen in...
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3851173 |
THERMAL ENERGY RECEIVER
A thermal energy receiver having an infrared detector array mounted in a detector-vacuum module and a refrigerator for cooling the detector to an operating temperature is disclosed. The...
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3848429 |
HOLDOVER COOLING UNIT
A cooling unit for mounting within a container to be maintained refrigerated or which may be utilized as a temporary portable and substantially self-contained air conditioning unit. The unit...
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3836779 |
COOLING APPARATUS FOR INFRARED DETECTORS
A variable temperature dewar in which a heat load is thermally connected to a heat sink by a short heat pipe, the temperature of the load being varied by varying the pressure in the heat pipe to...
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3831396 |
SELF-REGULATING THERMAL PROTECTION SYSTEM FOR HEATED SURFACES
A system for providing protective cooling for machine surfaces which, in the absence of such cooling, would otherwise be damaged on exposure to a high heat flux, and in which such cooling is...
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3831594 |
LIFE SUPPORT SYSTEM
A closed cycle HeO 2 cryogenic underwater life support system is disced as including a breathing gas rejuvenation process, wherein helium gas is added thereto to maintain proper breathing gas...
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3827251 |
APPARATUS FOR COOLING A LIVING ORGAN
An organ cooling apparatus includes a receptacle which contains a liquid bath and which has a refrigerant coil therein. A regrigerant, such as liquid nitrogen is passed through the coil to cool the...
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3815377 |
SYSTEM FOR COOLING MATERIAL USING CO SNOW
High pressure liquid CO 2 is expanded through nozzles to produce CO 2 snow which is applied to the material being cooled. CO 2 vapor is suitably connected, as through a check valve, to a...
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3807188 |
THERMAL COUPLING DEVICE FOR CRYOGENIC REFRIGERATION
Coupling between a refrigerant source and a device to be refrigerated is mechanically accomplished at room temperature by a liquid metal-filled bellows between the refrigeration source and the...
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3800552 |
CRYOGENIC SURGICAL INSTRUMENT
An apparatus for directly converting a gas into a liquid to lower the temperature of a cryogenic surgical instrument. A tube with a linear entrance and exit section is helically wound around a...
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3797263 |
DEWAR FILLING, PURGING, AND DRAINING SYSTEM
A dewar filling, purging, and draining system characterized in that in the case of servicing of an aircraft dewar containing inerting fluid in liquid form, such as liquid nitrogen (LN 2 ), for use...
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3762179 |
VALVE ARRANGEMENT FOR A COOLING SYSTEM
The invention relates to a valve assembly for a cooling system. The cooling system has a container containing liquid nitrogen under pressure which is to be distributed in vapor form to an enclosed...
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3757531 |
REFRIGERATION APPARATUS EMPLOYING LIQUIFIED GAS
Refrigeration apparatus is provided which is motivated by the vaporization of liquefied nitrogen or the like. In particular, nitrogen vapor is introduced into a primary heat exchange coil at a high...
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3756040 |
CRYOGENIC REFRIGERANT EVAPORATOR-DIFFUSER
A cryogenic refrigerant evaporator-diffuser system comprising an elongated conduit into which a cryogenic liquid refrigerant is injected. A plurality of orifices are provided at predetermined...
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3750414 |
CRYOGENIC DEVICE FOR COOLING OBJECTS
A cryogenic device incorporates a liquid storage vessel from near the bottom of which a transfer passage leads to a closed cryogenic chamber having an exhaust passage closable by a liquid level...
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3744262 |
METHOD FOR COOLING THERMOFORMED PLASTIC PARTS
Thermoformed plastic parts are cooled before removal from the mold by enclosing an area adjacent to the part and introducing liquid carbon dioxide to the confined area through metering orifices.
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3742729 |
ASSEMBLY SHOCK MOUNTING AND HEAT COUPLING SYSTEM
A shock mounting and heat coupling system providing shock free mounting and heat conductive coupling between an assembly such as an X-ray spectrometer and a heat reservoir such as a croystat. Heat...
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3734169 |
SPRAY REFRIGERATION SYSTEM FOR LOW TEMPERATURE-SENSITIVE PRODUCT
A system for spray refrigeration of low temperature-sensitive products at optimized slightly above freezing temperature, but avoiding freeze damage at sub-freezing ambient temperatures, by...
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3732421 |
COOLING APPARATUS
A dewar surrounding a cold region and attached to a radiating surface adapted to be directed toward dark space, whereby the dewar insulates the cold region from surrounding heat sources in an...
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3727058 |
HYDROGEN ION DEVICE
A dihydrogen orthophosphate salt crystal body, either KH 2 PO 4 or NH 4 H 2 PO 4 , is provided with a hydrogen transparent metal coating on opposing surfaces, and is protected on the remaining...
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3714793 |
INTRANSIT LIQUEFIED GAS REFRIGERATION SYSTEM
A liquefied gas vaporizer is provided in the bottom portion of the freeze-sensitive product storage chamber with thermal insulation around the liquid vaporizing conduit and thermally conductive...
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3714981 |
HEAT SHIELD ASSEMBLY
The specification and drawing disclose a heat pipe type of heat shield assembly comprising a double walled member positioned to extend between a high temperature area and a low temperature area and...
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3708995 |
CARBON DIOXIDE FOOD FREEZING METHOD AND APPARATUS
FOR QUICK FREEZING FOODSTUFF CONSISTING OF PLACING THE FOODSTUFF ON A CONVEYOR FOR BEING CONVEYED THROUGH A FREEZING TUNNEL; DELIVERING LIQUID CO 2 to the tunnel and spraying it into such tunnel...
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3708705 |
LOW TEMPERATURE APPARATUS
A cryostat for cooling superconducting windings in a homopolar dynamo-electric machine, which has two spaced inner members containing the windings and cooled by cryogenic fluid and an outer member...
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3705500 |
NITROGEN SPRAY REFRIGERATION SYSTEM FOR PERISHABLES
A system for more efficient refrigeration of perishable products in trucks and railcars is provided by spraying cold fluid into the product chamber at effective flow rate resulting from maximum...
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3702932 |
MELTING CRYOGEN COOLING FOR RADIATION LOGGING PROBE
A borehole logging probe for mineral or petroleum exploration is disclosed having a californium-252 neutron source for activating elements adjacent to the borehole and a solid state detector for...
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3699694 |
LIQUID NITROGEN REFRIGERATION SYSTEM
The invention relates to a refrigeration system for a cargo container and a method of refrigerating the container in which the interior of the container is connected with a reservoir of liquid...
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3697151 |
CRYOGENICALLY COOLED FARADAY ROTATOR ELEMENT
A semiconductive optical window of the type exhibiting a Faraday rotation in the presence of a magnetic field is cryogenically cooled in a dewar having flexure mounts for the element. The flexure...
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3695057 |
CRYOSTAT CURRENT SUPPLY
A transition conductor comprising a tubular envelope has one end dipped in a cryogenic fluid and the upper section connected to an external current source with cryogenic fluid raised in the tubular...
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3693371 |
AUXILIARY REFRIGERATING APPARATUS
An auxiliary refrigerating apparatus for chest-type freezers and the like, for automatically spraying a coolant into the freezer. The apparatus includes an elongated tubular member having a...
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3693374 |
VARIABLE TEMPERATURE COOLING APPARATUS
Variable temperature cooling apparatus in which a cooling element and an element to be cooled are provided with interfitting thermally conducting members arranged so that relative movement between...
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3691781 |
METHOD AND APPARATUS FOR FORMING MODEL ICE SHEETS
A process is described for rapidly forming upon the surface of a saline solution, a sheet of ice, the rehological properties of which permit the use of the sheet in conjunction with properly scaled...
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3691784 |
CRYOGENIC REFRIGERATING APPARATUS
In a cryogenic refrigerating apparatus comprising a supply of refrigerating liquid in a Dewar flask, connected through a long flexible supply pipe to an evaporator for cooling a load, an injector...
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3688514 |
CRYOSTATS
A cryostat, which makes use of a cryogenic liquid at very low temperature, for example liquid helium, as a medium to surround a specimen being tested, comprises a double-walled tank disposed within...
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3675439 |
DETACHABLE CONTAINER REFRIGERATION SYSTEM
A cryogenic liquid spray refrigeration system detachably mounted on a portable product shipping container for in-transit refrigeration of said container in which refrigeration system requires...
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3672181 |
METHOD AND APPARATUS FOR CARBON DIOXIDE COOLING
Apparatus for cooling articles using carbon dioxide as a refrigerant including an enclosure adapted for cooling articles to be conveyed therethrough and a cooling system having snow nozzles in the...
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