CN115041120B - Device and method for thermally reducing carbon dioxide by gallium-based metal - Google Patents
Device and method for thermally reducing carbon dioxide by gallium-based metal Download PDFInfo
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- CN115041120B CN115041120B CN202210713978.7A CN202210713978A CN115041120B CN 115041120 B CN115041120 B CN 115041120B CN 202210713978 A CN202210713978 A CN 202210713978A CN 115041120 B CN115041120 B CN 115041120B
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- box body
- pipe
- box
- carbon dioxide
- rotating rod
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 68
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 229910052733 gallium Inorganic materials 0.000 title claims abstract description 35
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 34
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 34
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 20
- 239000002184 metal Substances 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000009467 reduction Effects 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention relates to the technical field of carbon dioxide reduction devices, and discloses a gallium-based metal thermal carbon dioxide reduction device, which comprises a box body and a heating wire with an inner cavity in the box body, wherein a rotating rod is rotatably arranged on the box body; a plurality of storage discs are fixedly sleeved on the rotating rod, and a feeding component for the storage discs is arranged on the box body; one side of the box body is communicated with an air supply assembly; an opening is formed at the bottom of one side of the box body, and a material containing piece is placed at the opening. The invention provides a device and a method for thermally reducing carbon dioxide by gallium-based metal.
Description
Technical Field
The invention relates to the field of carbon dioxide reduction devices, in particular to a gallium-based metal thermal reduction device and method.
Background
The mode of system carbon is various, and some system carbon devices can appear when using, and the incomplete phenomenon of utilization to gas or material of letting in increases the complexity of follow-up processing, has reduced production efficiency simultaneously.
In order to solve the above problems, the present application provides a device and a method for thermally reducing carbon dioxide by gallium-based metal.
Disclosure of Invention
Object of the invention
In order to solve the technical problems in the background technology, the invention provides a device and a method for thermally reducing carbon dioxide by gallium-based metal.
(II) technical scheme
In order to solve the problems, the invention provides a gallium-based metal thermal reduction carbon dioxide device, which comprises a box body and a heating wire with an inner cavity in the box body, wherein a rotating rod is rotatably arranged on the box body;
a plurality of storage discs are fixedly sleeved on the rotating rod, and a feeding component for the storage discs is arranged on the box body;
one side of the box body is communicated with an air supply assembly;
an opening is formed at the bottom of one side of the box body, and a material containing piece is placed at the opening.
Preferably, the feeding assembly comprises a feeding pipe and a shunt pipe, the feeding pipe is located inside the box body, the feeding end of the feeding pipe extends out of the box body, a valve is installed, the feeding pipe is fixedly connected with the box body, one end of the shunt pipe is fixedly communicated with the feeding pipe, the other end of the shunt pipe is located above the storage disc, and a plurality of leak holes are evenly formed in the bottom of the shunt pipe at equal intervals.
Preferably, the air supply assembly comprises a collecting pipe and a plurality of air injection pipes, the collecting pipe is communicated with the box body through the air injection pipes, the exhaust ends of the air injection pipes face to the corresponding storage discs respectively, and the air supply assembly is communicated with the other side of the box body through a circulating piece.
Preferably, the circulating member comprises a tank body and a unidirectional pipe, the tank body is communicated with the tank body, and the tank body is communicated with the collecting pipe through the unidirectional pipe.
Preferably, the material containing piece comprises a containing box, the periphery of the containing box is arranged in a downward inclined mode, and a circular plate is connected to the bottom of the containing box in a rotating mode through a rotating shaft.
Preferably, the multistage hydraulic cylinder I is fixedly installed on two sides of the box body, the multistage hydraulic cylinder I driving rod is fixedly connected with a sealing plate through a connecting rod, and the sealing plate slides into the box body and is located above the containing box.
Preferably, the rotating rod is rotatably sleeved with the box body through a rotating ball, and one end of the rotating rod extends out of the box body.
Preferably, the box is fixedly hinged with a second multistage hydraulic cylinder, a second multistage hydraulic cylinder driving rod is hinged with a limiting ring, the limiting ring is sleeved on the periphery of the rotating rod, the top of the box is fixedly provided with a driving motor, and a driving disc is fixedly sleeved on a driving shaft of the driving motor.
Preferably, the inclination angle of the storage disc is 1-15 degrees, and a plurality of grooves are formed in the storage disc at equal intervals.
A gallium-based metal thermal reduction carbon dioxide device comprises the following specific use methods:
the method comprises the steps of starting a heating wire to heat the inside of a box body, introducing liquid gallium from a feeding end of a feeding pipe, enabling the liquid gallium to enter a shunt pipe through the feeding pipe respectively, discharging the liquid gallium to a storage disc through a drain hole of the shunt pipe, starting a driving motor, enabling the driving motor to drive a rotating rod to rotate so as to drive the storage disc to rotate, enabling the liquid gallium to be uniformly distributed on the storage disc, starting a multi-stage hydraulic cylinder II, enabling the driving rod of the multi-stage hydraulic cylinder II to extend so as to drive the rotating rod to rotate by taking a rotating ball as a circle center, enabling the storage disc to incline, enabling carbon dioxide to be introduced from the current pipe, enabling the carbon dioxide to react with the liquid gallium on the surface of the storage disc to generate carbon, and enabling unreacted carbon dioxide to continuously enter the inside the box body through a one-way pipe for use; and the multi-stage hydraulic cylinder II is started to drive the rotating rod to swing reciprocally, so that carbon on the storage disc is discharged to the inside of the storage box, and the storage box is moved out to pour out the carbon.
The technical scheme of the invention has the following beneficial technical effects:
the feeding is facilitated, and the efficiency of finished products is improved; is favorable for discharging and increases the utilization rate of gas.
Drawings
Fig. 1 is a schematic structural diagram of a gallium-based metal thermal reduction carbon dioxide device according to the present invention.
Fig. 2 is a schematic diagram of a part of a gallium-based metal thermal reduction carbon dioxide device according to the present invention.
Fig. 3 is a schematic diagram of the internal structure of a container in a gallium-based metal thermal reduction carbon dioxide device according to the present invention.
Fig. 4 is a schematic diagram of a flat structure of a tray inside a tank of a gallium-based metal thermal reduction carbon dioxide device according to the present invention.
Fig. 5 is a schematic diagram of a structure of a tray for tilting in a gallium-based metal thermal reduction carbon dioxide device according to the present invention.
Fig. 6 is a schematic structural diagram of a circular plate in a gallium-based metal thermal reduction carbon dioxide device according to the present invention.
Reference numerals: 1. a case; 2. a rotating lever; 3. a storage tray; 4. a feed pipe; 5. a shunt; 6. a manifold; 7. a gas lance; 8. a tank body; 9. a unidirectional tube; 10. a storage case; 11. a circular plate; 12. a first multi-stage hydraulic cylinder; 13. a sealing plate; 14. rotating ball; 15. a multi-stage hydraulic cylinder II; 16. a limiting ring; 17. a driving motor; 18. a drive plate; 19. and (5) heating wires.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.
As shown in fig. 1-6, the gallium-based metal thermal reduction carbon dioxide device provided by the invention comprises a box body 1 and a heating wire 19 with an inner cavity in the box body 1, wherein a rotating rod 2 is rotatably arranged on the box body 1;
a plurality of storage trays 3 are fixedly sleeved on the rotating rod 2, and a feeding component for the storage trays 3 is arranged on the box body 1;
one side of the box body 1 is communicated with an air supply assembly;
an opening is formed at the bottom of one side of the box body 1, and a material containing piece is placed at the opening.
In an alternative embodiment, the feeding assembly comprises a feeding pipe 4 and a shunt pipe 5, the feeding pipe 4 is located inside the box body 1, the feeding end of the feeding pipe 4 extends out of the box body 1 and is provided with a valve 20 and fixedly connected with the box body 1, one end of the shunt pipe 5 is fixedly communicated with the feeding pipe 4, the other end of the shunt pipe 5 is located above the storage disc 3, and a plurality of leakage holes are evenly formed in the bottom of the shunt pipe 5 at equal intervals.
It should be noted that the feeding end of the feeding pipe 4 may be connected with a feeding hopper, so as to increase the convenience during feeding; the plurality of shunt tubes 5 correspond to the plurality of trays 3, respectively.
In an alternative embodiment, the air supply assembly comprises a collecting pipe 6 and a plurality of air injection pipes 7, wherein the collecting pipe 6 is communicated with the box body 1 through the air injection pipes 7, the air exhaust ends of the plurality of air injection pipes 7 face to the corresponding storage discs 3 respectively, and the air supply assembly is communicated with the other side of the box body 1 through a circulating piece.
In an alternative embodiment, the circulation member comprises a tank 8 and a unidirectional pipe 9, the tank 8 being in communication with the tank 1, the tank 1 being in communication with the header 6 through the unidirectional pipe 9.
The exhaust valve is communicated with the tank body 8, a carbon dioxide sensor is arranged in the tank body 8 to monitor the concentration of carbon dioxide, and when the concentration is low, the exhaust valve can be opened to exhaust the carbon dioxide in the tank body 8; the tank 8 is internally provided with a pressure sensor, when the internal pressure of the tank 1 is too high and the carbon dioxide concentration does not reach the emission standard, the external inflation of the collecting pipe 6 is stopped, and when the internal pressure of the tank 1 is too high and the carbon dioxide concentration reaches the emission standard, the carbon dioxide is discharged.
In an alternative embodiment, the material containing member comprises a containing box 10, wherein the periphery of the containing box 10 is arranged in a downward inclined manner, and a circular plate 11 is rotatably connected to the bottom of the containing box 10 through a rotating shaft.
The carbon dropped from the tray 3 is collected, and when the storage box 10 is moved out from the inside of the case 1, the circular plate 11 is turned over, so that the carbon inside the storage box 10 is discharged.
Further, the case 1 may be provided with a driving mechanism for moving the storage box 10 in a horizontal direction, and the driving mechanism may be, but not limited to, a hydraulic cylinder or an air cylinder.
In an alternative embodiment, the first multi-stage hydraulic cylinder 12 is fixedly arranged on two sides of the box body 1, a driving rod of the first multi-stage hydraulic cylinder 12 is fixedly connected with a sealing plate 13 through a connecting rod, and the sealing plate 13 slides into the box body 1 and is positioned above the containing box 10.
It should be noted that, when the accommodating box 10 is moved out, the multistage hydraulic cylinder one 12 can be started to drive the sealing plate 13 to extend into the box 1, so as to separate the box 1, and avoid the influence of external air entering the box 1 when the accommodating box 10 is moved out.
In an alternative embodiment, the rotating rod 2 is rotatably sleeved with the case 1 through the rotating ball 14, and one end of the rotating rod 2 protrudes outside the case 1.
The turning rod 2 can be flexibly adjusted and used.
In an alternative embodiment, the box body 1 is fixedly hinged with a second multi-stage hydraulic cylinder 15, a driving rod of the second multi-stage hydraulic cylinder 15 is hinged with a limiting ring 16, the limiting ring 16 is sleeved on the periphery of the rotating rod 2, a driving motor 17 is fixedly arranged at the top of the box body 1, and a driving disc 18 is fixedly sleeved on a driving shaft of the driving motor 17.
It should be noted that, the top of the case 1 and the outer Zhou Jun of the limiting ring 16 are fixedly provided with U-shaped frames, and the two U-shaped frames are respectively connected with the end parts of the two multistage hydraulic cylinders 15 in a rotating way through rotating shafts
In an alternative embodiment, the tray 3 is inclined at an angle of 1-15 °, and a plurality of grooves are formed in the tray 3 at equal intervals.
The groove is a hemispherical groove, so that liquid gallium can be stored; the storage disc 3 is optionally, but not limited to, a metal or ceramic disc, and has a certain adsorption force with the gallium-based liquid alloy.
A gallium-based metal thermal reduction carbon dioxide device comprises the following specific use methods:
the heating wire 19 is started to heat the inside of the box body 1 (between 50 and 500 ℃), liquid gallium is introduced from the feed end of the feed pipe 4, the liquid gallium respectively enters the shunt pipes 5 through the feed pipe 4, the liquid gallium is discharged onto the storage disc 3 through the leak holes of the shunt pipes 5, the driving motor 17 is started, the driving motor 17 can drive the rotating rod 2 to rotate so as to drive the storage disc 3 to rotate, the liquid gallium is uniformly distributed on the storage disc 3, the multistage hydraulic cylinder II 15 is started, the driving rod of the multistage hydraulic cylinder II 15 stretches to drive the rotating rod 2 to rotate by taking the rotating ball 14 as a circle center, the storage disc 3 tilts, carbon dioxide is introduced from the collecting pipe 6, the carbon dioxide reacts with the liquid gallium on the surface of the storage disc 3 to generate carbon, and unreacted carbon dioxide continuously enters the inside the box body 1 through the unidirectional pipe 9 for use; and the second multi-stage hydraulic cylinder 15 is started to drive the rotating rod 2 to swing reciprocally, so that carbon on the storage disc 3 is discharged to the inside of the storage box 10, and the storage box 10 is moved out to pour out the carbon.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explanation of the principles of the present invention and are in no way limiting of the invention. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.
Claims (2)
1. The utility model provides a gallium-based metal thermal reduction carbon dioxide device, includes box (1) and inner chamber in inside heater strip (19) of box (1), its characterized in that: a rotating rod (2) is rotatably arranged on the box body (1);
a plurality of storage trays (3) are fixedly sleeved on the rotating rod (2), and a feeding assembly for the storage trays (3) is arranged on the box body (1);
one side of the box body (1) is communicated with an air supply assembly;
an opening is formed at the bottom of one side of the box body (1), and a material containing piece is placed at the opening;
the feeding assembly comprises a feeding pipe (4) and a shunt pipe (5), wherein the feeding pipe (4) is positioned in the box body (1), the feeding end of the feeding pipe (4) extends out of the box body (1), a valve (20) is arranged, the feeding pipe is fixedly connected with the box body (1), one end of the shunt pipe (5) is fixedly communicated with the feeding pipe (4), the other end of the shunt pipe (5) is positioned above the storage disc (3), and a plurality of leakage holes are uniformly formed in the bottom of the shunt pipe (5) at equal intervals;
the air supply assembly comprises a collecting pipe (6) and a plurality of air injection pipes (7), the collecting pipe (6) is communicated with the box body (1) through the air injection pipes (7), the exhaust ends of the air injection pipes (7) face to corresponding storage discs (3) respectively, and the air supply assembly is communicated with the other side of the box body (1) through a circulating piece;
the circulating piece comprises a tank body (8) and a one-way pipe (9), the tank body (8) is communicated with the tank body (1), and the tank body (1) is communicated with the collecting pipe (6) through the one-way pipe (9);
the material containing piece comprises a containing box (10), wherein the periphery of the containing box (10) is arranged in a downward inclined mode, and a circular plate (11) is connected to the bottom of the containing box (10) in a rotating mode through a rotating shaft;
the two sides of the box body (1) are fixedly provided with a first multistage hydraulic cylinder (12), a driving rod of the first multistage hydraulic cylinder (12) is fixedly connected with a sealing plate (13) through a connecting rod, and the sealing plate (13) slides into the box body (1) and is positioned above the containing box (10);
the rotating rod (2) is rotatably sleeved with the box body (1) through a rotating ball (14), and one end of the rotating rod (2) extends out of the box body (1);
the multi-stage hydraulic cylinder II (15) is fixedly hinged on the box body (1), a driving rod of the multi-stage hydraulic cylinder II (15) is hinged with a limiting ring (16), the limiting ring (16) is sleeved on the periphery of the rotating rod (2), a driving motor (17) is fixedly arranged at the top of the box body (1), and a driving disc (18) is fixedly sleeved on a driving shaft of the driving motor (17);
the inclination angle of the storage disc (3) is 1-15 degrees, and a plurality of grooves are formed in the storage disc (3) at equal intervals.
2. The gallium-based metal thermal reduction carbon dioxide device according to claim 1, wherein the specific use method is as follows:
the heating wire (19) is started to heat the inside of the box body (1), liquid gallium is introduced from the feed end of the feed pipe (4), the liquid gallium respectively enters the shunt tubes (5) through the feed pipe (4), the liquid gallium is discharged to the storage disc (3) through the leak holes of the shunt tubes (5), the driving motor (17) is started, the driving motor (17) can drive the rotating rod (2) to rotate so as to drive the storage disc (3) to rotate, the liquid gallium is uniformly distributed on the storage disc (3), the multi-stage hydraulic cylinder II (15) drives the rotating rod (2) to rotate by taking the rotating ball (14) as a circle center, the storage disc (3) is inclined, carbon dioxide is introduced into the collecting pipe (6), the unreacted carbon dioxide continuously enters the inside of the box body (1) through the unidirectional pipe (9); and the multistage hydraulic cylinder II (15) is started to drive the rotating rod (2) to swing in a reciprocating manner, so that carbon on the storage disc (3) is discharged to the inside of the storage box (10), and the storage box (10) is moved out to pour the carbon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210713978.7A CN115041120B (en) | 2022-06-22 | 2022-06-22 | Device and method for thermally reducing carbon dioxide by gallium-based metal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210713978.7A CN115041120B (en) | 2022-06-22 | 2022-06-22 | Device and method for thermally reducing carbon dioxide by gallium-based metal |
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| Publication Number | Publication Date |
|---|---|
| CN115041120A CN115041120A (en) | 2022-09-13 |
| CN115041120B true CN115041120B (en) | 2024-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210713978.7A Active CN115041120B (en) | 2022-06-22 | 2022-06-22 | Device and method for thermally reducing carbon dioxide by gallium-based metal |
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| CN (1) | CN115041120B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1282097A (en) * | 1968-09-03 | 1972-07-19 | Unilever Ltd | Process and reactor for reacting a gas and a liquid |
| CN104841346A (en) * | 2015-04-28 | 2015-08-19 | 华东理工大学 | Disc reactor for gas desorption of absorbents different in viscosity |
| CN213060989U (en) * | 2020-09-14 | 2021-04-27 | 江西海宸光电科技有限公司 | Sublimation furnace for reducing arsenic oxide |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100782380B1 (en) * | 2005-01-24 | 2007-12-07 | 삼성전자주식회사 | Device for making semiconductor |
| ES2836732T3 (en) * | 2018-02-06 | 2021-06-28 | Univ Madrid Politecnica | Process and device for the direct thermal decomposition of hydrocarbons with liquid metal in the absence of oxygen for the production of hydrogen and carbon |
-
2022
- 2022-06-22 CN CN202210713978.7A patent/CN115041120B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1282097A (en) * | 1968-09-03 | 1972-07-19 | Unilever Ltd | Process and reactor for reacting a gas and a liquid |
| CN104841346A (en) * | 2015-04-28 | 2015-08-19 | 华东理工大学 | Disc reactor for gas desorption of absorbents different in viscosity |
| CN213060989U (en) * | 2020-09-14 | 2021-04-27 | 江西海宸光电科技有限公司 | Sublimation furnace for reducing arsenic oxide |
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| CN115041120A (en) | 2022-09-13 |
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Effective date of registration: 20230714 Address after: 326, Industry University Research Building, Hong Kong Polytechnic University, No. 18, Yuexing 1st Road, High tech Zone Community, Yuehai Street, Nanshan District, Shenzhen, Guangdong 518000 Applicant after: Huaxia Gallium Carbon Technology (Shenzhen) Co.,Ltd. Address before: 518117 402, workshop 7, TONGCHAN Lixing science and Technology Industrial Park, No. 1001, Longgang Avenue (Pingxi community), Pingdi street, Longgang District, Shenzhen, Guangdong Province Applicant before: Huaxia semiconductor (Shenzhen) Co.,Ltd. |
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