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7621291 |
Fuel tank with specialized tank outlet for spacecraft
A fuel tank of a spacecraft stores a liquid fuel and a pressurized propellant gas that drives the fuel out of the tank though a fuel extraction arrangement including a reservoir or fuel collection...
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7582372 |
Pressure regulator for fuel cell
When a stepping motor is de-energized, a valve shaft is turned in a direction to open a valve body under the resilient forces stored in a fully opening spring through a receptacle and a driven...
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7395832 |
Fuel tank for spacecraft
A fuel tank for a spacecraft stores a liquid fuel and a pressurized propellant gas that drives the fuel out of the tank through a fuel extraction arrangement including a reservoir or collection...
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7261120 |
Device for splitting a two-phase stream into two or more streams with the desired vapor/liquid ratios
A stream splitting device splits a two-phase inlet stream into two or more outlet streams having nearly identical vapor-to-liquid ratios. The inlet stream is directed into a separator vessel...
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6044857 |
Electronic controller for a modulating valve
A valve control circuit is disclosed for operating a modulating valve which can be operated between a completely open and a completely closed position. The modulating valve control circuit includes...
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5701924 |
Apparatus and method for detecting and handling liquid separation in liquid emulsions
An apparatus and method for detecting and handling liquid separation in a liquid emulsion disposed in a tank 1 by preventing separated liquid from entering a withdrawal conduit 3 disposed in the...
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5653250 |
Vapor-liquid equilibrium and interfacial tension measuring apparatus and method
An apparatus and method for facilitating the attainment of thermodynamic equilibrium and for measurement of interfacial tension of mixtures. A fixed volume chamber is connected at an upper end face...
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5494067 |
Device for regulating and damping a multiphase flow
The characteristics of a device for regulating and damping the composition fluctuations of a multiphase flow comprising a tank or surge drum and a sample tube located between a source of effluents...
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5293895 |
Liquid management apparatus for spacecraft
In a liquid storage tank 10 for use on a spacecraft, a transfer apparatus 15 (comprising gathering vanes 33, an elongate array of fins 32, and a sponge structure formed from panels 31) functions to...
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5064153 |
System for determining the depletion of propellant tanks onboard a spacecraft
A system in which a surface tension device is connected at the outlet of the propellant tanks, said surface tension device having surface tension gas barrier means, the presence of gas bubbles at...
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4846854 |
System for venting gas from a liquid storage tank
Gas is vented from a non-cryogenic liquid storage tank 12 while discharging pressurized liquid from a tube 18 into the tank through a plurality of inclined jets 54, 56 circumferentially spaced...
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4768541 |
Means of expelling parallel tanks to low residuals
A multiple tank flow system is provided in which a plurality of liquid storage tanks or reservoirs are connected with their outlets in parallel with the piping arranged so that the outlet from each...
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4743278 |
Passive propellant management system
A passive propellant management system for a spacecraft liquid propellant tank (1) comprises several preferably V-shaped channels (2) which communicate liquid propellant from regions within the...
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4733531 |
Liquid-propellant management system with capillary pumping vanes
In a liquid-propellant management system for providing substantially gas-free liquid propellant to thrusters of a space vehicle, a storage tank (10) has an opening (11) through which liquid...
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4682622 |
Pressure regulating valve
To provide a pressure regulating valve which is self-powered and has no sliding parts, is capable of controlling fluid pressure to a fixed delta pressure above a sensed vapor pressure, and is...
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4681129 |
Apparatus for uniformly distributing a two-phase mixture
The distribution apparatus is provided with a receptacle to which at least one supply line and at least one discharge line for a two-phase mixture are connected. A level which separates the liquid...
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4667694 |
Safety valve for compressed liquid gas
A safety valve for compressed liquid gas fuel tanks that has no man-movable parts and is completely automatic during the filling procedure. A movable piston within the valve body is responsive to...
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4641679 |
Feed device for a two-phase fluid pump and a hydrocarbon producing installation with such feed device
A feed device for a two-phase fluid pump enabling the pump to be supplied with a two-phase fluid having characteristics, especially the volumetric ratio of the gaseous phase to the liquid phase,...
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4627457 |
Method and apparatus for treating a plurality of zones of a processing line
The invention concerns an apparatus for and a method of treating a plurality of zones of a processing line with a liquid, the liquid comprising a treatment liquid and a carrier liquid, wherein the...
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4626131 |
Underground liquid storage system and method
A storage system and method for storing a valuable liquid in a subterranean cavity with a displacing liquid such as brine. The valuable liquid, which normally has a density above or about that of...
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4616669 |
Mixing fluids
A method for mixing hydrocarbons in a underground storage cavern using immiscible fluids is disclosed.
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4399831 |
Surface tension storage tank
The invention relates to a surface tension storage tank comprising a liquid outlet from where the liquid can be expelled under the action of a pressurant gas. A collector device issues into a...
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4294274 |
Hydrogen injection into gas pipelines and other pressurized containers
A method of introducing hydrogen into a gas pipeline or other pressurized gas containers is disclosed. The method comprises feeding hydrogen from a low pressure source into the gas container...
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4203817 |
Method of and device for moving liquid samples
The invention is in concern of a method and a device for moving a liquid sample material in a measuring chamber, particularly for use in electrophoretic measurements. To permit precise measurements...
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4188967 |
Method of generating liquid concentration gradients hydrostatically
A hydrostatic gradient generator has a first liquid chamber and a second liquid chamber detachably attached to a base provided with a pressure regulator. The regulator has inlets, one for each...
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4051859 |
Apparatus for draining fluid from a continuously evacuated space
Apparatus for permitting drainage of fluids from an evacuated space is disclosed to comprise a casing having a fluid inlet pipe, a drain fitting and a gas by-pass fitting. The fluid inlet pipe...
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4027690 |
Gravity-type steam accumulator
A steam accumulator has an upright vertically elongated vessel provided internally with a guide that subdivides a body of hot water in the vessel into an outer upflow column and a central downflow...
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4022687 |
Method for the non-mechanical conveying of a collected quantity of liquid and apparatus for the performance of the method
A method of, and apparatus for, the non-mechanical conveying of a collected quantity of liquid from a lower level to a higher level wherein through freeing of flow paths a quantity of a heavier...
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4014358 |
Loading and unloading of combustible liquids on, and from tanker ships
To load oil on tankers in which the tank holds are previously filled with water, for ballast, and to avoid the formation of explosive vapors, oil is introduced at a higher pressure level into the...
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3976104 |
Completely, draining, nonleaking pneumatic valve
A valve system is provided for completely draining a vessel which may contain corrosive liquids and for preventing leakage until the vessel is to be drained. This is accomplished by providing the...
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3948607 |
Transfer system for use in analysis apparatus
An automatic transfer system for transferring a reaction sample to a sample cell in analysis apparatus in which a transfer pump draws in slugs of sample separated by slugs of air, the slugs being...
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3881528 |
Hose nozzle with seal sensing system
A hose nozzle particularly suitable for use in self-service gasoline pumps has a pressure seal mounted on the flange of the spout. The seal mates with a matching surface on the filling neck of the...
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3831618 |
APPARATUS FOR THE PRECISION METERING OF FLUIDS
There is disclosed a first capillary conduit having a minute aperture therein, the aperture dividing the first conduit into a separate and a common section, there being a first fluid conducting...
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3815618 |
METHOD AND APPARATUS FOR PRODUCING A LIQUID CONCENTRATION-VOLUME GRADIENT
A generator for producing a known and controllable gradient between two liquids. The generator includes two compartments which contain the two liquids from which the gradient is produced. Each...
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3804108 |
APPARATUS FOR THE SELECTIVE DISPENSING OF A LIQUID AND A GAS
Apparatus for the selective dispensing of a liquid has a conduit junction having a single output branch and which selectively receives the liquid under pressure at a liquid input branch and a gas...
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3791400 |
METHOD AND ARRANGEMENT FOR SEGMENTATION OF A STREAM OF A LIQUID MEDIUM CONVEYED BY A PERISTALTIC PUMP
A programmed discharge of a liquid medium conveyed by a peristaltic pump and segmented by segmentation pistons of a segmentation medium introduced into the stream of this liquid medium is achieved...
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3780751 |
RESTORING OIL FLOW IN A PIPELINE
Liquid oil flow capacity through a portion of a pipeline blocked by cooled, gelled, stationary oil is restored at a lower than normal startup pressure. The blocked portion is divided into segments...
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3768496 |
TWO-PHASE BLOOD PUMP
A method and apparatus for pumping blood wherein pump elements are provided and operated in a manner to avoid injury to blood constituents. Such apparatus operates with respect to a two-phase...
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3750687 |
METHOD AND SYSTEM FOR TRANSPORTING DIFFERENT TYPES OF FLUID IN A PIPELINE
A method comprises (a) monitoring the exact rate of flow of a liquid through a pipeline and (b) injecting slugs of a like type of liquid from different tanks of a like type into the pipeline at the...
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3744510 |
INJECTOR FOR USE IN HIGH-VOLTAGE ISOLATORS FOR LIQUID FEED LINES
An improved injector for use in introducing fluid substances into feed lines employed in delivering flowing bodies of liquids. The injector includes a porous plug, concentrically related to a feed...
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3726297 |
METHOD AND DEVICE FOR INTRODUCING FOR MIXING A FIRST LIQUID INTO A SECOND LIQUID
Method and device for introducing for mixing a first liquid into a second liquid for use in automated apparatus for the quantitative analysis of a treated substance. The device includes a body...
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3720222 |
FLUID PRESSURE REGULATING AND CONTROL DEVICE
A controlled leakage device is provided which can control the flow of fluid out of a chamber over a wide range of fluid conditions, i.e., from subcooled liquid to superheated vapors. A hydrostatic...
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3719192 |
METHOD AND APPARATUS FOR TRANSFERRING A COMMINUTED SOLID FROM A LOW PRESSURE INTO A SPACE OCCUPIED BY GAS AT HIGH PRESSURE
By the invention, a comminuted solid may be introduced into a space occupied by gas at high pressure with little expenditure of energy for compression of a gas. Solid is charged to a lock chamber...
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3695281 |
METHOD AND APPARATUS FOR FLUID INJECTION
A fluid injection device for incorporation in automated apparatus for the quantitative analysis of a substance transported in a flowing liquid stream segmented by gas bubbles or other immiscible...
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3677326 |
METHOD OF REDUCING REACTION BETWEEN ADJACENT LAYERS OF LIQUID SUBSTANCES HAVING DIFFERENT DENSITIES
A hollow pipe whose walls are formed of concentric cylinders of different substances may serve as a container for or as a furnace generating high temperatures on the order of 3,000° K. The...
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3654959 |
FLUID SUPPLY CONTROL METHOD AND APPARATUS FOR PERIODIC, PRECISE FLUID MERGER
New and improved fluid supply control method and apparatus for periodic fluid merger which are particularly adapted to the periodic, precisely timed introduction of precisely and uniformly sized...
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3524366 |
DEVICE FOR SUPPLYING SEGMENTIZED SAMPLES OF A FLUIDAL MEDIUM TO AN ANALYSIS APPARATUS
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3515164 |
FLOW DELIVERY SYSTEM
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3485295 |
DEVICE FOR THE TREATMENT OF A FLOW OF LIQUID SECTIONALIZED BY FLUIDAL BUBBLES
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3463179 |
APPARATUS FOR FEEDING AND MEASURING A SUBSTANTIALLY EVENLY SEGMENTIZED FLUIDAL MEDIUM
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