Patent
US 11,320,615GRAPHENE BARRIERS ON WAVEGUIDES
Satyan Gopal BHONGALE
US
Copyright © 2026 Matter42. All rights reserved.
Patent
Atlas literature
Patent
US 11,320,615Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 1 generally illustrates an example system that may be representative of 25 a subsea well to be monitored using a waveguide.
FIG. 2 is an illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. [0007]
FIG. 3 is another illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. 10 [0008]
FIG. 4 is a further illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. [0009]
FIG. 5 is a generalized illustration of an example technique for applying a graphene barrier to a waveguide such as an optical fiber. [0010]
FIG. 6 is another generalized illustration of an example technique for applying 15 a graphene barrier to a waveguide such as an optical fiber. [0011]
FIG. 7 illustrates an example waveguide 5 comprising a graphene and polymer composite barrier. [0012]
FIG. 8 generally illustrates an example system that may be representative of a well to be monitored using a waveguide. 20 [0013]
FIG. 9 generally illustrates another example system that may be representative of a well to be monitored using a waveguide. [0014]
FIG. 10 generally illustrates an example wireline logging apparatus for use with a well to be monitored using a waveguide. [0015]
FIG. 11. In particular, offshore or subsea operations may include use of a 25 wireline or an LWD/MWD apparatus and techniques including aspects ofthe examples …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A well monitoring system comprising: a waveguide comprising a graphene barrier, wherein the graphene barrier is disposed on a circumference of the waveguide, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the waveguide, and wherein the graphene barrier comprises a composite material, omprising graphene oxide and a polymer,, a signal generator capable of generating a signal that travels through the waveguide; and a signal detector capable of detecting a signal that travels through the waveguide. Currently amended
A system according to claim 1, wherein the waveguide comprises an optical fiber. Original
A system according to claim 1 wherein the waveguide comprises a polymer buffer, wherein the waveguide is disposed underneath the polymer buffer. Previously presented
A system according to claim 1, wherein the graphene barrier comprises a tape wound around the waveguide, wherein the tape comprises a- the composite material comprising graphene oxide and a polymer. Currently amended
A system according to claim 1, wherein the waveguide further comprises a sensor. Previously presented
Canceled
Canceled
A method for applying a graphene barrier to a waveguide comprising: providing a waveguide, wherein the waveguide comprises an optical fiber, and wherein the optical fiber comprises a core, a cladding, and a polymer buffer; providing a material selected from the group consisting of graphene, graphene oxide, and any combination thereof, and placing at least one layer of the material on a circumference of the waveguide between the cladding and the polymer buffer to form a graphene barrier, the graphene barrier extending along a length of the waveguide, and wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the cladding and the core of the waveguide. Previously presented
A method according to claim 10, further comprising covering the waveguide with a jacket. Previously presented
A method according to claim 10, wherein the waveguide comprises a distributed sensor. Previously presented
A method according to claim 10, further comprising placing at least one layer of the material on a circumference of the polymer buffer to form an additional graphene barrier, the additional graphene barrier configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the additional graphene barrier and into the polymer buffer, the cladding, and the core of the waveguide. Previously presented
A method according to claim 10, further comprising applying a second jacket to the waveguide. Previously presented
A method for using a waveguide in a well comprising: providing the waveguide, wherein the waveguide comprises a graphene barrier disposed on a circumference of the waveguide, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the waveguide, wherein the graphene barrier comprises a composite material comprising, graphene oxide and a polymer,, and inserting the waveguide in the well. Currently amended
A method according to claim 17 further comprising measuring a phase shift in the waveguide. Original
A method according to claim 17 wherein the well is a subsea well. Previously presented
A device comprising: a waveguide comprising: an optical fiber, wherein the optical fiber comprises a core, a cladding, and a polymer buffer; and a graphene barrier, wherein the graphene barrier is disposed on a circumference of the waveguide between the cladding and the polymer buffer, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the cladding and the core of the waveguide, and wherein the graphene barrier comprises at least one material selected from the group consisting of graphene, graphene oxide, and any combination thereof. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
well monitoring system with graphene-barrier waveguide
optical fiber waveguide with graphene barrier between cladding and polymer buffer
Materials described outside the worked examples.
graphene
graphene oxide
Patent
Atlas literature
Patent
US 11,320,615Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 1 generally illustrates an example system that may be representative of 25 a subsea well to be monitored using a waveguide.
FIG. 2 is an illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. [0007]
FIG. 3 is another illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. 10 [0008]
FIG. 4 is a further illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. [0009]
FIG. 5 is a generalized illustration of an example technique for applying a graphene barrier to a waveguide such as an optical fiber. [0010]
FIG. 6 is another generalized illustration of an example technique for applying 15 a graphene barrier to a waveguide such as an optical fiber. [0011]
FIG. 7 illustrates an example waveguide 5 comprising a graphene and polymer composite barrier. [0012]
FIG. 8 generally illustrates an example system that may be representative of a well to be monitored using a waveguide. 20 [0013]
FIG. 9 generally illustrates another example system that may be representative of a well to be monitored using a waveguide. [0014]
FIG. 10 generally illustrates an example wireline logging apparatus for use with a well to be monitored using a waveguide. [0015]
FIG. 11. In particular, offshore or subsea operations may include use of a 25 wireline or an LWD/MWD apparatus and techniques including aspects ofthe examples …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A well monitoring system comprising: a waveguide comprising a graphene barrier, wherein the graphene barrier is disposed on a circumference of the waveguide, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the waveguide, and wherein the graphene barrier comprises a composite material, omprising graphene oxide and a polymer,, a signal generator capable of generating a signal that travels through the waveguide; and a signal detector capable of detecting a signal that travels through the waveguide. Currently amended
A system according to claim 1, wherein the waveguide comprises an optical fiber. Original
A system according to claim 1 wherein the waveguide comprises a polymer buffer, wherein the waveguide is disposed underneath the polymer buffer. Previously presented
A system according to claim 1, wherein the graphene barrier comprises a tape wound around the waveguide, wherein the tape comprises a- the composite material comprising graphene oxide and a polymer. Currently amended
A system according to claim 1, wherein the waveguide further comprises a sensor. Previously presented
Canceled
Canceled
A method for applying a graphene barrier to a waveguide comprising: providing a waveguide, wherein the waveguide comprises an optical fiber, and wherein the optical fiber comprises a core, a cladding, and a polymer buffer; providing a material selected from the group consisting of graphene, graphene oxide, and any combination thereof, and placing at least one layer of the material on a circumference of the waveguide between the cladding and the polymer buffer to form a graphene barrier, the graphene barrier extending along a length of the waveguide, and wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the cladding and the core of the waveguide. Previously presented
A method according to claim 10, further comprising covering the waveguide with a jacket. Previously presented
A method according to claim 10, wherein the waveguide comprises a distributed sensor. Previously presented
A method according to claim 10, further comprising placing at least one layer of the material on a circumference of the polymer buffer to form an additional graphene barrier, the additional graphene barrier configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the additional graphene barrier and into the polymer buffer, the cladding, and the core of the waveguide. Previously presented
A method according to claim 10, further comprising applying a second jacket to the waveguide. Previously presented
A method for using a waveguide in a well comprising: providing the waveguide, wherein the waveguide comprises a graphene barrier disposed on a circumference of the waveguide, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the waveguide, wherein the graphene barrier comprises a composite material comprising, graphene oxide and a polymer,, and inserting the waveguide in the well. Currently amended
A method according to claim 17 further comprising measuring a phase shift in the waveguide. Original
A method according to claim 17 wherein the well is a subsea well. Previously presented
A device comprising: a waveguide comprising: an optical fiber, wherein the optical fiber comprises a core, a cladding, and a polymer buffer; and a graphene barrier, wherein the graphene barrier is disposed on a circumference of the waveguide between the cladding and the polymer buffer, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the cladding and the core of the waveguide, and wherein the graphene barrier comprises at least one material selected from the group consisting of graphene, graphene oxide, and any combination thereof. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
well monitoring system with graphene-barrier waveguide
optical fiber waveguide with graphene barrier between cladding and polymer buffer
Materials described outside the worked examples.
graphene
graphene oxide
Patent
Atlas literature
Patent
US 11,320,615Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 1 generally illustrates an example system that may be representative of 25 a subsea well to be monitored using a waveguide.
FIG. 2 is an illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. [0007]
FIG. 3 is another illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. 10 [0008]
FIG. 4 is a further illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. [0009]
FIG. 5 is a generalized illustration of an example technique for applying a graphene barrier to a waveguide such as an optical fiber. [0010]
FIG. 6 is another generalized illustration of an example technique for applying 15 a graphene barrier to a waveguide such as an optical fiber. [0011]
FIG. 7 illustrates an example waveguide 5 comprising a graphene and polymer composite barrier. [0012]
FIG. 8 generally illustrates an example system that may be representative of a well to be monitored using a waveguide. 20 [0013]
FIG. 9 generally illustrates another example system that may be representative of a well to be monitored using a waveguide. [0014]
FIG. 10 generally illustrates an example wireline logging apparatus for use with a well to be monitored using a waveguide. [0015]
FIG. 11. In particular, offshore or subsea operations may include use of a 25 wireline or an LWD/MWD apparatus and techniques including aspects ofthe examples …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A well monitoring system comprising: a waveguide comprising a graphene barrier, wherein the graphene barrier is disposed on a circumference of the waveguide, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the waveguide, and wherein the graphene barrier comprises a composite material, omprising graphene oxide and a polymer,, a signal generator capable of generating a signal that travels through the waveguide; and a signal detector capable of detecting a signal that travels through the waveguide. Currently amended
A system according to claim 1, wherein the waveguide comprises an optical fiber. Original
A system according to claim 1 wherein the waveguide comprises a polymer buffer, wherein the waveguide is disposed underneath the polymer buffer. Previously presented
A system according to claim 1, wherein the graphene barrier comprises a tape wound around the waveguide, wherein the tape comprises a- the composite material comprising graphene oxide and a polymer. Currently amended
A system according to claim 1, wherein the waveguide further comprises a sensor. Previously presented
Canceled
Canceled
A method for applying a graphene barrier to a waveguide comprising: providing a waveguide, wherein the waveguide comprises an optical fiber, and wherein the optical fiber comprises a core, a cladding, and a polymer buffer; providing a material selected from the group consisting of graphene, graphene oxide, and any combination thereof, and placing at least one layer of the material on a circumference of the waveguide between the cladding and the polymer buffer to form a graphene barrier, the graphene barrier extending along a length of the waveguide, and wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the cladding and the core of the waveguide. Previously presented
A method according to claim 10, further comprising covering the waveguide with a jacket. Previously presented
A method according to claim 10, wherein the waveguide comprises a distributed sensor. Previously presented
A method according to claim 10, further comprising placing at least one layer of the material on a circumference of the polymer buffer to form an additional graphene barrier, the additional graphene barrier configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the additional graphene barrier and into the polymer buffer, the cladding, and the core of the waveguide. Previously presented
A method according to claim 10, further comprising applying a second jacket to the waveguide. Previously presented
A method for using a waveguide in a well comprising: providing the waveguide, wherein the waveguide comprises a graphene barrier disposed on a circumference of the waveguide, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the waveguide, wherein the graphene barrier comprises a composite material comprising, graphene oxide and a polymer,, and inserting the waveguide in the well. Currently amended
A method according to claim 17 further comprising measuring a phase shift in the waveguide. Original
A method according to claim 17 wherein the well is a subsea well. Previously presented
A device comprising: a waveguide comprising: an optical fiber, wherein the optical fiber comprises a core, a cladding, and a polymer buffer; and a graphene barrier, wherein the graphene barrier is disposed on a circumference of the waveguide between the cladding and the polymer buffer, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the cladding and the core of the waveguide, and wherein the graphene barrier comprises at least one material selected from the group consisting of graphene, graphene oxide, and any combination thereof. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
well monitoring system with graphene-barrier waveguide
optical fiber waveguide with graphene barrier between cladding and polymer buffer
Materials described outside the worked examples.
graphene
graphene oxide
Patent
Atlas literature
Patent
US 11,320,615Patent drawings and their descriptions. Click a drawing to enlarge it.
FIG. 1 1 generally illustrates an example system that may be representative of 25 a subsea well to be monitored using a waveguide.
FIG. 2 is an illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. [0007]
FIG. 3 is another illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. 10 [0008]
FIG. 4 is a further illustration of an example waveguide with a portion cut away so that the interior of the waveguide is exposed. [0009]
FIG. 5 is a generalized illustration of an example technique for applying a graphene barrier to a waveguide such as an optical fiber. [0010]
FIG. 6 is another generalized illustration of an example technique for applying 15 a graphene barrier to a waveguide such as an optical fiber. [0011]
FIG. 7 illustrates an example waveguide 5 comprising a graphene and polymer composite barrier. [0012]
FIG. 8 generally illustrates an example system that may be representative of a well to be monitored using a waveguide. 20 [0013]
FIG. 9 generally illustrates another example system that may be representative of a well to be monitored using a waveguide. [0014]
FIG. 10 generally illustrates an example wireline logging apparatus for use with a well to be monitored using a waveguide. [0015]
FIG. 11. In particular, offshore or subsea operations may include use of a 25 wireline or an LWD/MWD apparatus and techniques including aspects ofthe examples …
Claims define the patent's legal scope. Independent claims stand alone; dependent claims (nested) narrow them. Click a claim to expand its dependents.
A well monitoring system comprising: a waveguide comprising a graphene barrier, wherein the graphene barrier is disposed on a circumference of the waveguide, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the waveguide, and wherein the graphene barrier comprises a composite material, omprising graphene oxide and a polymer,, a signal generator capable of generating a signal that travels through the waveguide; and a signal detector capable of detecting a signal that travels through the waveguide. Currently amended
A system according to claim 1, wherein the waveguide comprises an optical fiber. Original
A system according to claim 1 wherein the waveguide comprises a polymer buffer, wherein the waveguide is disposed underneath the polymer buffer. Previously presented
A system according to claim 1, wherein the graphene barrier comprises a tape wound around the waveguide, wherein the tape comprises a- the composite material comprising graphene oxide and a polymer. Currently amended
A system according to claim 1, wherein the waveguide further comprises a sensor. Previously presented
Canceled
Canceled
A method for applying a graphene barrier to a waveguide comprising: providing a waveguide, wherein the waveguide comprises an optical fiber, and wherein the optical fiber comprises a core, a cladding, and a polymer buffer; providing a material selected from the group consisting of graphene, graphene oxide, and any combination thereof, and placing at least one layer of the material on a circumference of the waveguide between the cladding and the polymer buffer to form a graphene barrier, the graphene barrier extending along a length of the waveguide, and wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the cladding and the core of the waveguide. Previously presented
A method according to claim 10, further comprising covering the waveguide with a jacket. Previously presented
A method according to claim 10, wherein the waveguide comprises a distributed sensor. Previously presented
A method according to claim 10, further comprising placing at least one layer of the material on a circumference of the polymer buffer to form an additional graphene barrier, the additional graphene barrier configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the additional graphene barrier and into the polymer buffer, the cladding, and the core of the waveguide. Previously presented
A method according to claim 10, further comprising applying a second jacket to the waveguide. Previously presented
A method for using a waveguide in a well comprising: providing the waveguide, wherein the waveguide comprises a graphene barrier disposed on a circumference of the waveguide, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the waveguide, wherein the graphene barrier comprises a composite material comprising, graphene oxide and a polymer,, and inserting the waveguide in the well. Currently amended
A method according to claim 17 further comprising measuring a phase shift in the waveguide. Original
A method according to claim 17 wherein the well is a subsea well. Previously presented
A device comprising: a waveguide comprising: an optical fiber, wherein the optical fiber comprises a core, a cladding, and a polymer buffer; and a graphene barrier, wherein the graphene barrier is disposed on a circumference of the waveguide between the cladding and the polymer buffer, the graphene barrier extending along a length of the waveguide, wherein the graphene barrier is configured to reduce hydrogen darkening of the waveguide via at least partially preventing hydrogen diffusion through the graphene barrier and into the cladding and the core of the waveguide, and wherein the graphene barrier comprises at least one material selected from the group consisting of graphene, graphene oxide, and any combination thereof. Previously presented
Layer stacks claimed or described, ordered top of device to substrate.
well monitoring system with graphene-barrier waveguide
optical fiber waveguide with graphene barrier between cladding and polymer buffer
Materials described outside the worked examples.
graphene
graphene oxide
optical fiber with graphene barrier tape wound around cladding
polymer buffer
metal layer (jacket)
graphene oxide (tape coating)
silica (core)
SiO₂
polyimide and acrylate polymer buffer
optical fiber with graphene barrier tape wound around cladding
polymer buffer
metal layer (jacket)
graphene oxide (tape coating)
silica (core)
SiO₂
polyimide and acrylate polymer buffer
optical fiber with graphene barrier tape wound around cladding
polymer buffer
metal layer (jacket)
graphene oxide (tape coating)
silica (core)
SiO₂
polyimide and acrylate polymer buffer
optical fiber with graphene barrier tape wound around cladding
polymer buffer
metal layer (jacket)
graphene oxide (tape coating)
silica (core)
SiO₂
polyimide and acrylate polymer buffer