Title: WATER RECLAMATION USING GRAPHENE OXIDE FILMS 500 Comp r essor---r 514 II Fil ter--I 532 Pump 536

RAIZEN; 2005 Mountain View Rd.

Patent

Atlas literature

Patent

US 10,589,217

Title: WATER RECLAMATION USING GRAPHENE OXIDE FILMS 500 Comp r essor---r 514 II Fil ter--I 532 Pump 536

RAIZEN, Mark

BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM·18 August 2016·US

Drawings

Patent drawings and their descriptions. Click a drawing to enlarge it.

FIG. 1

FIG. 1 illustrates a diagrammatic view of an embodiment of an Atmospheric Water (AW G) system 101. The AWG system 101 includes a sealed enclosu re 104 that …

FIG. 2

process chamber schematic

FIG. 2. The ﬁlm 303 functions as a barrier layer that separates an external environment 306 from an internal environment 308. E xternal environment 306 has a …

FIG. 3

FIG. 3 illustrates a diagrammatic view of the operation of water vapor passing through the graphene oxide layer and condensing on the condensing plate; 1 0033 …

FIG. 4

FIG. 4 B. In this embodiment, the ﬁlm 303 is relatively thin and supporting structure 402 is provided to prevent the large ﬁlm 303 from sustaining damage. …

FIG. 5

FIG. 5 illustrates a side sectional view of an overall AWG sy s tem 500. The system comprises a sealed container 502 that contains a coil system 504 interfa c …

FIG. 6

apparatus side view

FIG. 6 B prov ide schematic illustrations of perspective and side view of a countertop A WG system 600 in accordance with some embodiments. As illustrated, …

FIG. 7

FIG. 7 provides a schematic illustration of a water reclamation balloon 700, The water reclamation balloon 700 may comprise a non-elastic or elastic material …

FIG. 8

FIG. 8 provides a schematic illustration of a cross-sectional view of the water reclamation balloon 700. The windows 704 and 708 allow the transfer of water …

FIG. 9

FIG. 9A provides a schematic illustration of another embodiment of a w a ter reclamation balloon 900. The water reclamation balloon 900 may comprise a …

FIG. 10

FIG. 10 A illustrates a cross-sectional view of another embo d iment of a water recl amation balloon 1000. The w a ter r eclamation balloon 1000 comprises a …

FIG. 11

FIG. 12

FIG. 12A illustrates a diagrammatic vie w of the operation of the water reclamation balloon w inch system of FIG. i1; [0047] F IG. 12B illustrates further the …

FIG. 13

FIG. 13 illustrates a diagrammatic view of one embodiment of a graphene oxide coated water reclamation balloon surface. DETA I LED D ESC R]PTION 1 0050 1 I n …

Claims

Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.

16 independent · 17 dependent

1
Independentinterlocking layer structure with nano-capillaries (liquid water permeable region)atmospheric water reclamation system
A system for atmospheric water reclamation, comprising: an enclosure deﬁning an internal volume, wherein the enclosure prevents gases from permeating into or out of the internal volume, wherein at least a portion of the enclosure is a liquid water permeable region that allows water molecules to permeate into or out of the internal volume, and wherein the liquid water permeable region comprises: an interlocking layer structure including a system of nano-capillaries, wherein liquid water is permitted to pass from a ﬁrst surface of the interlocking layer structure to a second surface of the interlocking layer structure through the system of nano- capillaries, and wherein gases are incapable of passing through the system of nano- capillaries; a heat transfer surface positioned within the internal volume, wherein the heat transfer surface is conﬁgured to remove heat from within the internal volume such that water vapor present within the internal volume condenses on the heat transfer surface to form condensed liquid water; a reservoir positioned within the internal volume to collect the condensed liquid water; and a fan or blower for directing air from an atmosphere external to the enclosure towards the liquid water permeable region, or a fan or blower within the internal volume for circulating gases within the internal volume over an internal surface of the liquid water permeable region or over the heat transfer surface. Previously presented
1. 2
  Dependent← claim 1interlocking layer structure with nano-capillaries (liquid water permeable region)atmospheric water reclamation system
  The system of claim 1, wherein the liquid water permeable region allows water molecules to permeate into the internal volume by water molecules, in vapor form present in an atmosphere external to the enclosure, condensing on the ﬁrst surface of the interlocking layer structure and changing to liquid form, passing as a liquid through the system of nano-capillaries, and evaporating from the second surface of the interlocking layer structure to increase a partial pressure of water within the internal volume. Original
2. 3
  Dependent← claim 1graphene oxide filmatmospheric water reclamation system
  The system of claim 1, wherein the liquid water permeable region comprises a graphene oxide ﬁlm. Previously presented
3. 4
  Dependent← claim 1graphene oxide laminateatmospheric water reclamation system
  The system of claim 1, wherein the interlocking layer structure comprises a graphene oxide laminate including a plurality of graphene oxide crystallites. Previously presented
4. 5
  Dependent← claim 1interlocking layer structure with nano-capillaries (liquid water permeable region)atmospheric water reclamation system
  The system of claim 1, wherein the liquid water permeable region comprises a thin ﬁlm having a thickness between 0.1 m and 5 m. Previously presented
5. 6
  Dependent← claim 1interlocking layer structure with nano-capillaries (liquid water permeable region)atmospheric water reclamation system
  The system of claim 1, wherein nano-capillaries of the system of nano-capillaries have a dimension selected between 5 A and 15 A. Previously presented
6. 10
  Dependent← claim 1atmospheric water reclamation system
  The system of claim 1, wherein the heat transfer surface comprises a condensing surface that has a temperature below ambient temperature. Previously presented
7. 12
  Dependent← claim 1atmospheric water reclamation system
  The system of claim 1, wherein the heat transfer surface comprises a surface of a heat exchanger that is positioned in thermal communication with a heat pump or refrigeration system. Previously presented
8. 14
  Dependent← claim 1atmospheric water reclamation system
  The system of claim 1, wherein the enclosure exhibits a gas permeation rate less than or equal to 10 -8 mm g/cm 2 s bar. Previously presented
9. 19
  Dependent← claim 1atmospheric water reclamation system
  The system of claim 1, further comprising a support structure attached to the enclosure for supporting the liquid water permeable region. Previously presented
10. 49
  Dependent← claim 1interlocking layer structure with nano-capillaries (liquid water permeable region)atmospheric water reclamation system
  The system of claim 1, wherein the liquid water permeable region exhibits a gas permeation rate less than or equal to 10-8 mm g/cm 2 s- bar or wherein the liquid water permeable region exhibits a water permeation rate greater than or equal to 10-5 mm g/cm 2.s- bar. Previously presented
11. 50
  Dependent← claim 1atmospheric water reclamation system
  The system of claim 1, wherein the heat transfer surface comprises a surface of the enclosure. Previously presented
7
Independent
-9. Canceled
9
Independent
Canceled
11
Independent
Canceled
13
Independent
Canceled
15
Independent
-18. Canceled
18
Independent
Canceled
20
Independent
-32. Canceled
32
Independent
Canceled
33
Independentinterlocking layer structure with nano-capillaries (liquid water permeable region)
A method for atmospheric water reclamation, comprising: providing an enclosure surrounding an internal volume, wherein the enclosure prevents gases from permeating into or out of the internal volume, wherein at least a portion of the enclosure is a liquid water permeable region that allows water molecules to permeate into or out of the internal volume, and wherein the liquid water permeable region comprises: an interlocking layer structure including a system of nano-capillaries, wherein liquid water is permitted to pass from a ﬁrst surface of the interlocking layer structure to a second surface of the interlocking layer structure through the system of nanocapillaries, and wherein gases are incapable of passing through the system of nano- capillaries; cooling a heat transfer surface positioned within the internal volume to remove heat from gases within the internal volume such that water vapor present in the gases within the internal volume condenses on the heat transfer surface to form condensed liquid water; collecting the condensed liquid water in a reservoir within the internal volume; and directing air from an atmosphere external to the enclosure towards the liquid water permeable region using a fan or blower external to the enclosure or circulating gases within the internal volume over an internal surface of the liquid water permeable region or over the heat transfer surface using a fan or blower within the internal volume. Previously presented
1. 35
  Dependent← claim 33graphene oxide filmgraphene oxide laminate
  The method of claim 33, wherein the liquid water permeable region comprises a graphene oxide ﬁlm or a graphene oxide laminate including a plurality of graphene oxide crystallites. Previously presented
2. 37
  Dependent← claim 33graphite oxidegraphene oxide laminate
  The method of claim 33, wherein the liquid water permeable region is formed by steps including: dispersing graphite oxide in water by sonication to form a stable suspension of graphene oxide crystallites; spray-coating or spin-coating the stable suspension of graphene oxide crystallites over a supporting ﬁlm; and removing at least a portion of the supporting ﬁlm, thereby generating the liquid water permeable region. Previously presented
3. 48
  Dependent← claim 33interlocking layer structure with nano-capillaries (liquid water permeable region)
  The method of claim 33, wherein the liquid water permeable region comprises a thin ﬁlm having a thickness between 0.1 p m and 5 p m or wherein nano-capillaries of the system of nanocapillaries have a dimension selected between 5 A and 15 A. Previously presented
34
Independent
Canceled
36
Independent
Canceled
38
Independentinterlocking layer structure with nano-capillaries (liquid water permeable region)
A method comprising: providing an enclosure for surrounding an internal volume; creating a liquid water permeable region within a wall of the enclosure, wherein the liquid water permeable region allows water molecules to permeate into or out of the internal volume, wherein the enclosure and the liquid water permeable region together prevents gas molecules and gas atoms from permeating into or out of the internal volume, and wherein the liquid water permeable region comprises: an interlocking layer structure including a system of nano-capillaries, wherein liquid water is permitted to pass from a ﬁrst surface of the interlocking layer structure to a second surface of the interlocking layer structure through the system of nano- capillaries, and wherein gases are incapable of passing through the system of nano- capillaries; and positioning a fan or blower for directing air from an atmosphere external to the enclosure towards the liquid water permeable region or positioning a fan or blower within the internal volume for circulating gases within the internal volume over an internal surface of the liquid water permeable region. Currently amended
1. 44
  Dependent← claim 38graphene oxide filmgraphite oxidegraphene oxide laminate
  The method of claim 38, wherein creating the liquid water permeable region includes forming a graphene oxide ﬁlm by: dispersing graphite oxide in water by sonication to form a stable suspension of graphene oxide crystallites; spray-coating or spin-coating the stable suspension of graphene oxide crystallites over a supporting ﬁlm; and removing at least a portion of the supporting ﬁlm. Previously presented
2. 46
  Dependent← claim 38graphene oxide filmgraphene oxide laminate
  The method of claim 38, wherein the liquid water permeable region comprises a graphene oxide ﬁlm or a graphene oxide laminate including a plurality of graphene oxide crystallites. Previously presented
3. 47
  Dependent← claim 38interlocking layer structure with nano-capillaries (liquid water permeable region)
  The method of claim 38, wherein the liquid water permeable region comprises a thin ﬁlm having a thickness between 0.1 p m and 5 p m or wherein nano-capillaries of the system of nanocapillaries have a dimension selected between 5 A and 15 A. Previously presented
39
Independent
- 43. Canceled
43
Independent
Canceled
45
Independent
Canceled

Device structures

Layer stacks claimed or described, ordered top of device to substrate.

atmospheric water reclamation system

interlocking layer structure with nano-capillaries (liquid water permeable region)selective permeation membrane

Materials

Materials described outside the worked examples.

interlocking layer structure with nano-capillaries (liquid water permeable region)

Claimed Selective Permeation Membrane

graphene oxide film

Claimed Selective Permeation Membrane

Process steps

Additional fabrication and treatment steps described in the patent.

Film Deposition

Step 1

Process details

steps:dispersing graphite oxide in water by sonication to form a stable suspension of graphene oxide crystallites, spray-coating or spin-coating the stable suspension of graphene oxide crystallites over a supporting film, removing at least a portion of the supporting film

Materials:graphene oxide filmgraphene oxide laminate

Characterization

Measurements and analyses referenced in the patent, with their drawing references.

photoluminescence

Photoluminescence

FIG. 1 illustrates a diagrammatic view of an embodiment of an Atmospheric Water (AW G) system 101. The AWG system 101 includes a sealed enclosu re 104 that …

Figure references

FIG. 1

graphene

Reported properties

Performance values and ranges asserted in the specification or claims.

Property	Value	Material
Gas Permeation Rate	≤ 1e-8 mm g/cm2 s bar	interlocking layer structure with nano-capillaries (liquid water permeable region)
Gas Permeation Rate

Why these are connected

Related documents with shared materials, methods, properties, or citations.

Title: WATER RECLAMATION USING GRAPHENE OXIDE FILMS 500 Comp r essor---r 514 II Fil ter--I 532 Pump 536 | Matter42 Literature