# US 10,760,560 B2 · Gas displacement pump assembly

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- Number: US 10,760,560 B2
- Document ID: US10760560B2
- Status: Granted
- Kind: B2
- Application number: 15/248,946
- Filed: 2016-08-26
- Published: 2017-03-02
- Granted: 2020-09-01
- Earliest claimed: 2015-08-28
- Assignees: CryoVation, LLC
- Applicants: CryoVation, LLC
- Inventors: Nathan Boyd
- Web page: https://patentgrep.com/patent/US10760560B2

## CPC

- F04B 35/04: the means being electric
- F04B 15/00: Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04B 39/06: Cooling; Heating; Prevention of freezing
- F04B 41/00: Pumping installations or systems specially adapted for elastic fluids (free-piston pumps specially adapted for elastic fluids or systems incorporating such pumps F04B31/00; piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for F04B35/00)
- F17C 6/00: Methods and apparatus for filling vessels not under pressure with liquefied or solidified gases
- F17C 7/00: Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
- F17C 9/00: Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure
- F17C 13/00: Details of vessels or of the filling or discharging of vessels
- F17C 2201/054: medium (>1 m3)
- F17C 2221/016: Noble gases (Ar, Kr, Xe)
- F17C 2221/017: Helium
- F17C 2223/0123: gaseous, e.g. CNG, GNC
- F17C 2223/033: Small pressure, e.g. for liquefied gas
- F17C 2223/043: in the gas
- F17C 2225/0123: gaseous, e.g. CNG, GNC
- F17C 2225/0161: cryogenic, e.g. LNG, GNL, PLNG
- F17C 2225/033: Small pressure, e.g. for liquefied gas
- F17C 2225/035: High pressure, i.e. between 10 and 80 bars
- F17C 2225/044: at several points, e.g. with a device for recondensing gas
- F17C 2227/015: with cooling of the pump
- F17C 2227/0355: in a closed loop
- F17C 2227/0374: in the liquid
- F17C 2250/032: using computers
- F17C 2250/0439: Temperature
- F17C 2250/061: Level of content in the vessel
- F17C 2260/035: of fluid
- F17C 2265/033: with cooling
- F17C 2265/034: with condensing the gas phase
- F17C 2265/037: with pressurising
- F17C 2270/05: for industrial use
- F04B: POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS (machines for liquids, or pumps, of rotary-piston or oscillating-piston type F04C; non-positive-displacement pumps F04D; pumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumped F04F)
- F17C: VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES (storing fluids in natural or artificial cavities or chambers in the earth B65G5/00; construction or assembling of bulk storage containers employing civil-engineering techniques E04H7/00; variable-capacity gas-holders F17B; liquefaction or refrigeration machines, plants, or systems F25)

## Abstract

A gas displacement assembly includes a storage container, a pump that pumps a pressurized gas material into the storage container, a cooling chamber that houses a coolant and cools the gas material to a cryogenic temperature, and a coolant line that transports coolant through the cooling chamber to cool the gas material.

## Claims

### Claim 1

A gas displacement assembly, comprising:
a storage container;
a single pump that pumps a pressurized gas material into the storage container;
a cooling chamber that houses a coolant and that cools the pressurized gas material to a cryogenic temperature, wherein the single pump receives the pressurized gas material from the cooling chamber and pumps the pressurized gas material into the storage container;
a cooling tower, wherein the single pump transmits the pressurized gas material through the cooling tower before the pressurized gas material reaches the storage container to further cool the pressurized gas material; and
a coolant line that transports the coolant through the cooling chamber.

### Claim 2 (depends on 1)

The gas displacement assembly of claim 1, further comprising a gas line that transports the pressurized gas material through the single pump and to the storage container.

### Claim 3 (depends on 2)

The gas displacement assembly of claim 2, further comprising a reservoir located along the gas line that houses a supply of the gas material before the pressurized gas material reaches the single pump.

### Claim 4 (depends on 1)

The gas displacement assembly of claim 1, wherein the cooling chamber comprises a bath of the coolant and a coil that transports the pressurized gas material through the bath to cool the gas material to the cryogenic temperature.

### Claim 5 (depends on 1)

The gas displacement assembly of claim 1, wherein the pressurized gas material is helium.

### Claim 6 (depends on 1)

The gas displacement assembly of claim 1, wherein the pressurized gas material is argon.

### Claim 7 (depends on 1)

The gas displacement assembly of claim 1, wherein the cooling chamber cools the pressurized gas material to a cryogenic temperature at which the pressurized gas material liquefies.

### Claim 8 (depends on 1)

The gas displacement assembly of claim 1, wherein the cooling chamber cools the pressurized gas material to a cryogenic temperature before the pressurized gas material reaches the single pump.

### Claim 9 (depends on 1)

The gas displacement assembly of claim 1, further comprising a motor that drives the single pump.

### Claim 10 (depends on 9)

The gas displacement assembly of claim 9, wherein the motor is an electric motor.

### Claim 11

A gas displacement pump assembly, comprising:
a storage container;
a single pump that pumps a gas material into the storage container;
a vessel housing a supply of coolant;
a cooling chamber;
a coolant line that transfers coolant from the vessel to the cooling chamber;
a gas source; and
a gas line that transmits a gas material from the gas source through the cooling chamber and to the pump;
a cooling tower, wherein the single pump transmits the gas material through the cooling tower before the gas material reaches the storage container;
wherein the cooling chamber cools the gas material to a cryogenic temperature before the gas material reaches the single pump.

### Claim 12 (depends on 11)

The gas displacement pump assembly of claim 11, wherein the coolant line further transfers coolant to the cooling tower, after the coolant reaches the cooling chamber.

### Claim 13 (depends on 11)

The gas displacement single pump assembly of claim 11, further comprising a reservoir that houses a supply of the gas material before the gas material reaches the pump.

### Claim 14 (depends on 11)

The gas displacement pump assembly of claim 11, wherein the coolant line further transfers the coolant back to the vessel, after the coolant reaches the cooling chamber.

### Claim 15

A method of transferring a gas material into a storage container, comprising:
providing the gas material;
providing the storage container;
providing a gas displacement pump assembly having a cooling chamber, a single pump, a vessel housing a supply of coolant, and a coolant line, and a gas line, wherein the pump assembly further comprises a cooling tower;
transmitting coolant from the vessel, and through the coolant line to the cooling chamber;
transmitting the gas material through the gas line into the cooling chamber;
cooling the gas material to a cryogenic temperature in the cooling chamber to generate a cooled gas material;
transmitting the cooled gas material from the cooling chamber to the single pump;
pumping the cooled gas material into the storage container;
transmitting the gas material through the cooling tower after pumping the cooled gas material and before the cooled gas material enters the storage container.

### Claim 16 (depends on 15)

The method of claim 15, wherein the cooling chamber comprises a bath of the coolant and a coil, the method further comprising transmitting the gas material through the coil to cool the gas material.

### Claim 17 (depends on 15)

The method of claim 15, further comprising transmitting vaporized coolant from the cooling chamber to the cooling tower.
