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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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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,...
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...
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...
4616669 Mixing fluids  
A method for mixing hydrocarbons in a underground storage cavern using immiscible fluids is disclosed.
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
3524366 DEVICE FOR SUPPLYING SEGMENTIZED SAMPLES OF A FLUIDAL MEDIUM TO AN ANALYSIS APPARATUS  
3515164 FLOW DELIVERY SYSTEM  
3485295 DEVICE FOR THE TREATMENT OF A FLOW OF LIQUID SECTIONALIZED BY FLUIDAL BUBBLES  
3463179 APPARATUS FOR FEEDING AND MEASURING A SUBSTANTIALLY EVENLY SEGMENTIZED FLUIDAL MEDIUM  
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