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7207781 |
Pressure exchange apparatus with dynamic sealing mechanism
A pressure exchange device is provided that utilizes a rotor assembly inside a housing to transfer the pressure of a fluid from one high pressure fluid to another low pressure fluid. The housing...
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7201557 |
Rotary pressure exchanger
A pressure exchanger for the transfer of pressure energy from a high pressure fluid stream to a lower pressure fluid stream wherein a generally cylindrical housing contains a rotor having a...
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7067211 |
Cogeneration system for a fuel cell
A fuel cell system and process using an organic Rankine cycle to produce shaft work to operate a fuel cell system component such as an air compressor. The air compressor delivers compressed air to...
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6666269 |
Method and apparatus for producing fluid from a well and for limiting accumulation of sediments in the well
An electric submersible pumping system provides for the production of fluids from a well and for limiting the amount of sediment accumulation in the well. The apparatus includes an electric...
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6638024 |
Hydraulic air compressor system—employing a body of fluid to provide compression
A gas compression system including a body of fluid and a down pipe. A first end of the down pipe is positioned to receive a fluid from a source above a surface of the body of fluid and a second end...
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6599098 |
Thermolysis reaction actuating pump
A thermolysis reaction actuating pump system including a first set of walls defining a channel having a cross-sectional area less than one millimeter squared, and wherein a liquid is received in...
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6540487 |
Pressure exchanger with an anti-cavitation pressure relief system in the end covers
A pressure exchanger for simultaneously reducing the pressure of a high pressure liquid and pressurizing a low pressure liquid. The pressure exchanger has a housing having a body portion; with end...
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6447216 |
Fluid pumping system for particulate material
A fluid pumping assembly for pumping particulate material includes a pump housing defining a pump cavity including a pumping chamber for handling particulate material, a motive fluid chamber, and a...
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6422826 |
Fluid pump and method
A pump( 10 ) for pumping various primary fluids includes a body( 100 ) having a primary fluid channel( 110 ) defined therein, and a primary fluid supply is coupled to the primary fluid channel to...
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6244826 |
Gaseous piston method for suction and compression in closed chamber gas equipments
A method for conducting suction and compression operation on a gaseous medium of thermodynamic process in the closed chamber of a closed chamber gas equipment said suction operation intended to...
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6234760 |
Pumping-ejection apparatus and variants
The invention relates to the field of jet technology, primarily to apparatus for evacuation and gaseous mediums' compression. Apparatus is furnished by liquid-gas ejector, pump, separator and...
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6234764 |
Hydraulic ram pump
The invention relates to a hydraulic ram pump, comprising: a propulsion water line fed with propulsion water, a delivery line which can be connected to delivery water via a bottom valve, a ram pump...
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6210122 |
Method and delivering an explosive composition
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5970999 |
Hydraulic vacuum pump
The hydraulic vacuum pump (HVP) uses a centrifugal water pump with unconventional inlet and outlet connections that cause unconventional patterns of fluid flow. Valves are not required for...
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5816313 |
Pump, and earth-testable spacecraft capillary heat transport loop using augmentation pump and check valves
A spacecraft includes heat-generating payload equipment, and a heat transport system with a cold plate thermally coupled to the equipment and a capillary-wick evaporator, for evaporating coolant...
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5641399 |
Air development system for a pool cleaning device
A swimming pool cleaning system 2 is provided which provides both water suction and compressed air to a pool cleaning device. A pump 20 draws water form a swimming pool P through the pool cleaning...
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5616007 |
Liquid spray compressor
A liquid spray compressor is provided in which cooling liquid is sprayed into a vessel containing gases or vapors to be compressed, thereby displacing the gas and simultaneously absorbing a...
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5380160 |
Power head assembly for a protein skimmer
A protein skimmer for clearing the impurities in an aquarium, comprising a skimmer body, an impurities collector, a top cover, a power head, an intermediate partition plate, a side partition plate,...
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5291754 |
Expeller with a gas-bubble pump
The abstract concerns an expeller with six pump tubes positioned round the circumference of a circle. A weak refrigerant solution is conveyed through the tube by rising vapor bubbles. Heating is by...
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5261794 |
Fluid pressure feeding apparatus
A fluid pressure feeding apparatus for feeding cold water for cooling a mining pit into the pit and pumping water and muddy water heated within the mining pit onto the ground. A controller for...
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5163292 |
Simplified fluid pressure operated engine
Controls for operating fluid pressure fueled reciprocating piston engines are simplified by passing fuel directly to a cylinder inlet port from a synchronously timed rotary distributor. This...
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4917542 |
Pneumatic grout removal method for forming foundation structures
A practical method of forming foundation structures for buildings or the like is provided which allows economical and convenient formation of foundation piles and pile caps. In the preferred method...
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4905719 |
Flurocarbon pumping system
A system and method for pumping liquid fluorocarbons and the like from a pressurized supply container to another container. The system compensates for the inherent vapor pressure drop occuring...
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4896505 |
Pressurized-fluid-operated engine
A pressurized-fluid-operated engine having a plurality of reciprocatable pistons carried within cylinders through connecting rods with an output shaft. The engine is adapted to operate on...
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4813851 |
Process and appliance for conveying liquid or gaseous fluids
Process and appliance for conveying liquid or gaseous fluids, this process involving no mechanically movable propelling elements, but rather the formation, on the fluid that is to be conveyed, of...
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4749034 |
Fluid mixing apparatus for submersible pumps
A well pump assembly has a tube extending into the well for delivering water to a point below the pump to reduce the viscosity of the oil being pumped. The downhole motor that drives the pump is...
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4534709 |
Water displacement mercury pump
A water displacement mercury pump has a fluid inlet conduit and diffuser, a valve, a pressure cannister, and a fluid outlet conduit. The valve has a valve head which seats in an opening in the...
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4527956 |
Pipe for elevating liquid, and device provided therewith
A pipe for elevating a liquid by liquid portions separated by gas gaps has a plurality of passages each having an inner diameter selected so as to form a stable meniscus film at the borders between...
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4354805 |
Fluid dynamic energy exchanger
A gas-to-gas energy exchanger utilizing a commutator repetitively diverts a jet of a first pressurized gas between an energy exchange conduit and an exhaust outlet. Upon entering the energy...
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3885884 |
Apparatus for providing an aerodynamic window
An apparatus for maintaining a pressure differential across an aperture between two volumes of different pressure having a circular impeller within a chamber of a circular housing with the outer...
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3524713 |
GAS SAMPLING APPARATUS AND METHOD
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3518027 |
GRAVITY VALVE
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3508846 |
HYDRAULIC METHOD AND APPARATUS FOR METERING MOLTEN ALKALI METALS
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3489074 |
FOOD-TREATING DEVICE WITH HELICAL PUMPING SYSTEM
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3401638 |
Method and apparatus for transforming fluid power
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3374743 |
Pumps
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3367281 |
Apparatus for pumping water from wells using wind power
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3367563 |
Method involving the interaction between a driver gas and a driven gas
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3361336 |
Method of energy separation and apparatus for carrying out the same
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3287002 |
Humidifiers
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3213638 |
Room air conditioner condensate disposal arrangement
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3194163 |
Fluid pump
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3164320 |
Vacuum pumping system
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3155310 |
Method of producting a vacuum
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3082825 |
Low pressure packer mandrel
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3046732 |
Method of energy exchange and apparatus for carrying out the same
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2989002 |
Liquid pump dispenser
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2975724 |
Intermittent gas-lift system
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2940657 |
Vacuum pump and compressor
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2867511 |
Apparatus for measuring alcohol content of gases
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