CN116422276A - Laboratory is equipment for electrolysis test - Google Patents
Laboratory is equipment for electrolysis test Download PDFInfo
- Publication number
- CN116422276A CN116422276A CN202310551729.7A CN202310551729A CN116422276A CN 116422276 A CN116422276 A CN 116422276A CN 202310551729 A CN202310551729 A CN 202310551729A CN 116422276 A CN116422276 A CN 116422276A
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- China
- Prior art keywords
- box
- motor
- rotating shaft
- gas collector
- sulfuric acid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 24
- 238000012360 testing method Methods 0.000 title claims abstract description 19
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 58
- 238000007789 sealing Methods 0.000 claims abstract description 31
- 238000003756 stirring Methods 0.000 claims abstract description 25
- 238000003860 storage Methods 0.000 claims abstract description 17
- 239000007789 gas Substances 0.000 abstract description 36
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 9
- 239000001257 hydrogen Substances 0.000 abstract description 9
- 229910052739 hydrogen Inorganic materials 0.000 abstract description 9
- 239000001301 oxygen Substances 0.000 abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 abstract description 9
- 238000002156 mixing Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 238000003825 pressing Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 235000011149 sulphuric acid Nutrition 0.000 description 3
- 239000001117 sulphuric acid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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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
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
- C25B1/044—Hydrogen or oxygen by electrolysis of water producing mixed hydrogen and oxygen gas, e.g. Brown's gas [HHO]
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The invention discloses equipment for a laboratory water electrolysis test, which belongs to the technical field of equipment for the test, and comprises a sulfuric acid storage box, wherein a hot oven box is connected below the sulfuric acid storage box, a stirring assembly is arranged at the bottom of the hot oven box, one side of the hot oven box is connected with a gas collector, and a collecting assembly is embedded in the gas collector; according to the invention, the elastic lifting sealing plate is arranged, when the connector is completely removed, the sealing plate seals the port of the collecting tank, so that external air can enter the gas affecting collection; according to the invention, the stirring assembly is arranged, and the stirring rod on the surface of the rotating shaft is driven by the motor II to rotate, so that the speed of hydrogen and oxygen generated by the mixing reaction of water and sulfuric acid can be increased.
Description
Technical Field
The invention belongs to the technical field of equipment for tests, and particularly relates to equipment for a laboratory water electrolysis test.
Background
Water electrolysis is a chemical experiment to recognize that water is composed of two elements, hydrogen and oxygen, through water decomposition and synthesis experiments, and electrolytic water production of hydrogen and oxygen is a well-known technology.
Chinese patent application No. 202210033260.3 discloses a chemical laboratory water electrolysis test apparatus comprising: the device comprises a placement box and first support rods, wherein the first support rods are arranged on two sides of the placement box; the hot oven box is connected between the two first support rods; the lower part of the placement box is provided with a first fixer; the circulating pipeline is connected between the first fixer and the hot furnace box and is connected with the placing box; the lower part of the placing box is provided with a water storage tank which is connected with a flow pipeline. According to the invention, the fan blade rotator rotates, so that the connecting rod moves left and right, and then the pushing rod moves left and right, so that the first opening and closing mechanism moves left and right, and the pushing effect is achieved.
In the above-mentioned publication, the gas generated by electrolysis is collected in the gas collector and then transferred out, the operation is complicated, air is easy to mix in the transfer process, and sulfuric acid flows into the interior of the hot oven and then is mixed with water to complete the reaction, and the sulfuric acid can be collected together to cause slower reaction with water.
Disclosure of Invention
To solve the problems set forth in the background art. The invention provides equipment for a laboratory water electrolysis test, which has the characteristics of convenient collection and good reaction effect.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a laboratory water electrolysis equipment for test, includes the sulphuric acid storage box, one side of sulphuric acid storage box is provided with the water inlet, and the below of sulphuric acid storage box is connected with hot stove case, and the bottom of hot stove case is provided with stirring subassembly, and one side of hot stove case is connected with gas collector, and gas collector's inside has inlayed and has collected the subassembly, and the opposite side of hot stove case is connected with the electrolysis case.
Preferably, the collection subassembly is including screw rod, lifter plate, motor one, collection tank and fixed block, wherein, the inside of gas collector has inlayed the collection tank, and the both sides of gas collector all are connected with the fixed block, and the bottom of one side fixed block is provided with motor one, and the top of motor one is connected with the screw rod, and the surface cover of screw rod has the lifter plate, and the top of opposite side fixed block is provided with the dead lever, is sliding connection between lifter plate and the dead lever at fixed block top, is threaded engagement connection between lifter plate and the screw rod, is sliding connection between collection tank and the gas collector.
Preferably, the inside of collection tank is provided with the support, and the inside of support is inlayed and is had the gag lever post, and the bottom of gag lever post is connected with the closing plate, and gas collector's inside is provided with the connector, and the support is a font structure, and the gas tank has all been seted up on the top both sides of connector.
Preferably, the surface of the limiting rod is sleeved with a spring, the limiting rod is in sliding connection with the support, and the surface of the sealing plate is tightly attached to the inner wall of the bottom opening of the collecting tank.
Preferably, both sides of the sealing plate are connected with sliding blocks, both sides of the inside of the support are provided with sliding grooves, and the sealing plate is in limited sliding connection with the support and the collecting tank.
Preferably, the stirring assembly comprises a stirring rod, a base, a motor II and a rotating shaft, wherein the base is arranged at the bottom of the hot oven, the motor II is arranged in the base, the rotating shaft is connected to the top of the motor II, and four stirring rods are connected to the surface of the rotating shaft.
Preferably, the rotating shaft is in rotary connection with the hot oven box, and four stirring rods are distributed on the surface of the rotating shaft at equal intervals in square four corners.
Preferably, the surface of the rotating shaft at the bottom of the hot oven box is sleeved with a sealing seat.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the collecting assembly is arranged, the collecting tank can directly collect gas, the motor drives the screw rod to rotate, the lifting plate can be limited to move upwards under the meshing connection between the screw rod and the lifting plate, the collecting tank can be taken out after being separated from the pressing fixing of the lifting plate, and the collecting tank can be directly replaced, so that secondary experiments are convenient.
2. According to the invention, the elastic lifting sealing plate is arranged, so that the sealing plate and the end part of the connector can be clung to the end part of the connector to move downwards along with the connector under the elastic action force of the spring on the surface of the limiting rod, and when the connector is completely moved out, the sealing plate also seals the port of the collecting tank, so that external air can enter the gas influencing collection.
3. According to the invention, the stirring assembly is arranged, the stirring rod on the surface of the rotating shaft is driven by the motor II to rotate, so that the contact of sulfuric acid and water in the hot oven can be accelerated, the speed of hydrogen and oxygen generated by the mixed reaction of water and sulfuric acid can be increased, and the water electrolysis reaction effect is better.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of the collection assembly of the present invention;
FIG. 3 is a cross-sectional view of a seal plate of the present invention;
fig. 4 is a cross-sectional view of the hot box of the present invention.
In the figure: 1. a water inlet; 2. a sulfuric acid storage tank; 3. a collection assembly; 31. a screw; 32. a lifting plate; 33. a first motor; 34. a collection tank; 35. a fixed block; 36. a connector; 37. a sealing plate; 38. a bracket; 39. a limit rod; 4. a gas collector; 5. a stirring assembly; 51. a stirring rod; 52. a base; 53. a sealing seat; 54. a second motor; 55. a rotating shaft; 6. a hot oven box; 7. an electrolytic tank.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a laboratory water electrolysis equipment for test, includes sulfuric acid storage tank 2, and one side of sulfuric acid storage tank 2 is provided with water inlet 1, and the below of sulfuric acid storage tank 2 is connected with hot stove case 6, and the bottom of hot stove case 6 is provided with stirring subassembly 5, and one side of hot stove case 6 is connected with gas collector 4, and the inside of gas collector 4 inlays has collection subassembly 3, and the opposite side of hot stove case 6 is connected with electrolytic tank 7.
Specifically, collection subassembly 3 is including screw rod 31, lifter plate 32, motor one 33, collection tank 34 and fixed block 35, collection tank 34 has been inlayed to the inside of gas collector 4, the both sides of gas collector 4 all are connected with fixed block 35, the bottom of one side fixed block 35 is provided with motor one 33, the top of motor one 33 is connected with screw rod 31, lifter plate 32 is overlapped on the surface of screw rod 31, the top of opposite side fixed block 35 is provided with the dead lever, be sliding connection between lifter plate 32 and the dead lever at the top of fixed block 35, be threaded engagement connection between lifter plate 32 and the screw rod 31, be sliding connection between collection tank 34 and the gas collector 4.
Through adopting above-mentioned technical scheme, motor one 33 drive screw rod 31 rotates, can make lifter plate 32 spacing upward movement under the meshing connection between screw rod 31 and lifter plate 32, and collection tank 34 breaks away from the fixed back of pressing of lifter plate 32 and just takes out it.
Specifically, the inside of collection jar 34 is provided with support 38, and the inside of support 38 has inlayed gag lever post 39, and the bottom of gag lever post 39 is connected with closing plate 37, and the inside of gas collector 4 is provided with connector 36, and support 38 is the font structure of door, and the gas outlet tank has all been seted up on the top both sides of connector 36.
By adopting the above technical scheme, gas can enter the collection tank 34 from the gas outlet grooves on both sides of the connector 36.
Specifically, the surface of the limiting rod 39 is sleeved with a spring, the limiting rod 39 is in sliding connection with the bracket 38, and the surface of the sealing plate 37 is tightly attached to the inner wall of the bottom opening of the collecting tank 34.
By adopting the technical scheme, the sealing plate 37 and the end part of the connector 36 can be clung downwards under the elastic action force of the spring on the surface of the limiting rod 39, and the sealing plate 37 also seals the port of the collecting tank 34 when the connector 36 is completely removed.
Specifically, both sides of the sealing plate 37 are connected with sliding blocks, both sides of the inside of the bracket 38 are provided with sliding grooves, and the sealing plate 37 is in limited sliding connection with the bracket 38 and the collecting tank 34.
By adopting the technical scheme, the sealing plate 37 is limited when possible, so that the sealing effect of the sealing plate on the collecting tank 34 is better.
When the experimental device is used, water is poured into a water tank connected with the bottom from a water inlet 1, water in the water tank flows into an electrolytic tank 7 for electrolysis, electrolyzed water enters a hot furnace tank 6, sulfuric acid is poured into a sulfuric acid storage tank 2 and slowly flows into the hot furnace tank 6 through a bottom connecting pipe, the speed of hydrogen and oxygen generated by mixing reaction of the water and the sulfuric acid can be collected by a collecting tank 34 after gas enters a gas collector 4, a motor 33 can be started after the collecting tank 34 finishes gas collection, the motor 33 drives a screw 31 to rotate, the lifting plate 32 can be limited to move upwards under the meshing connection between the screw 31 and the lifting plate 32, the collecting tank 34 can be taken out after being separated from the pressing fixing of the lifting plate 32, when the collecting tank 34 is taken out from the gas collector 4, a connector 36 can be moved out from the inside of the collecting tank 34, a sealing plate 37 and the end of the connector 36 can be tightly moved downwards under the elastic force of a surface spring of a limiting rod 39, and when the connector 36 is completely moved out, the sealing plate 37 also completes sealing operation on the port of the collecting tank 34, the collecting tank 34 which is full of the gas can be taken down, and the water and the experimental device can be used for further experimental test.
Example 2
This embodiment differs from embodiment 1 in that: the stirring assembly 5 comprises a stirring rod 51, a base 52, a second motor 54 and a rotating shaft 55, the base 52 is arranged at the bottom of the hot oven 6, the second motor 54 is arranged in the base 52, the rotating shaft 55 is connected to the top of the second motor 54, and four stirring rods 51 are connected to the surface of the rotating shaft 55.
Specifically, the rotating shaft 55 is in rotary connection with the hot box 6, and four stirring rods 51 are distributed on the surface of the rotating shaft 55 at square four corners at equal intervals.
By adopting the technical scheme, the stirring rod 51 on the surface of the rotating shaft 55 is driven by the motor II 54 to rotate, so that the contact of sulfuric acid and water in the hot oven 6 can be accelerated, and the speed of generating hydrogen and oxygen by mixing reaction of water and sulfuric acid can be improved.
Specifically, the surface of a rotating shaft 55 at the bottom in the hot oven 6 is sleeved with a sealing seat 53.
By adopting the above technical scheme, the liquid is prevented from being exposed from the joint of the rotating shaft 55, and the waterproof and seepage effects are achieved.
When the embodiment is used, the motor II 54 drives the stirring rod 51 on the surface of the rotating shaft 55 to rotate, so that the contact of sulfuric acid and water in the hot oven 6 can be accelerated, the speed of hydrogen and oxygen generated by the mixed reaction of water and sulfuric acid can be increased, and the water electrolysis reaction effect is better.
The motor one 33 is the prior disclosed technology, and the model is Z2D15W;
the motor II 54 is a prior disclosed technology, and the model selected by the invention is KM040F17RN-4-01.
The structure and the use principle of the water inlet 1, the sulfuric acid storage tank 2, the gas collector 4, the hot furnace tank 6 and the electrolytic tank 7 in the invention are disclosed in Chinese patent application No. 202210033260.3, and the working principle is that water is poured into a bottom water tank from the water inlet 1, water in the water tank flows into the electrolytic tank 7 for electrolysis, sulfuric acid poured into the sulfuric acid storage tank 2 slowly flows into the hot furnace tank 6 through a bottom connecting pipe, electrolyzed water enters the hot furnace tank 6 and is mixed with sulfuric acid to generate hydrogen and oxygen, and the gas is collected by the gas collector 4.
The working principle and the using flow of the invention are as follows: when the invention is used, water is poured into the water tank connected with the bottom from the water inlet 1, water in the water tank flows into the electrolytic tank 7 for electrolysis, electrolyzed water can enter the hot-furnace tank 6, sulfuric acid can slowly flow into the hot-furnace tank 6 through the bottom connecting pipe after being poured into the sulfuric acid storage tank 2, the motor II 54 drives the stirring rod 51 on the surface of the rotating shaft 55 to rotate, the contact between sulfuric acid and water in the hot-furnace tank 6 can be accelerated, the speed of hydrogen and oxygen generated by the mixing reaction of water and sulfuric acid can be improved, the gas can be collected by the collecting tank 34 after entering the gas collector 4, the motor I33 can be started after the collecting tank 34 finishes gas collection, the motor I33 drives the screw 31 to rotate, the lifting plate 32 can be moved upwards under the meshing connection between the screw 31 and the lifting plate 32, the collecting tank 34 can be taken out after being separated from the pressing fixing of the lifting plate 32, the collecting tank 34 is taken out from the gas collector 4, the connector 36 can be moved out from the inside of the collecting tank 34, the elastic acting force of the surface spring of the limiting rod 39 can enable the sealing plate 37 to be tightly moved downwards with the end of the connector 36, the sealing plate 37 can be completely moved out of the sealing plate 37, the water collecting tank 34 can be further completely used for the experiment, and the experiment can be further carried out, the experiment can be used for sealing the collecting tank 34, and the collecting tank 34 can be completely operated, and the water can be further completely sealed.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a laboratory is equipment for electrolysis test, includes sulfuric acid storage box, its characterized in that: the device is characterized in that a water inlet is formed in one side of the sulfuric acid storage box, a hot furnace box is connected to the lower side of the sulfuric acid storage box, a stirring assembly is arranged at the bottom of the hot furnace box, a gas collector is connected to one side of the hot furnace box, a collecting assembly is embedded into the gas collector, and an electrolytic box is connected to the other side of the hot furnace box.
2. The laboratory water electrolysis test apparatus according to claim 1, wherein: the collecting assembly comprises a screw rod, a lifting plate, a first motor, a collecting tank and a fixed block, wherein the collecting tank is embedded in the gas collector, the fixed block is connected to two sides of the gas collector, the first motor is arranged at the bottom of the fixed block on one side, the screw rod is connected to the top of the first motor, the lifting plate is sleeved on the surface of the screw rod, the fixed rod is arranged at the top of the fixed block on the other side, sliding connection is arranged between the lifting plate and the fixed rod on the top of the fixed block, threaded engagement connection is arranged between the lifting plate and the screw rod, and sliding connection is arranged between the collecting tank and the gas collector.
3. A laboratory water electrolysis test apparatus according to claim 2, wherein: the inside of collecting vessel is provided with the support, and the inside of support has inlayed the gag lever post, and the bottom of gag lever post is connected with the closing plate, and gas collector's inside is provided with the connector, and the support is a font structure, and the gas tank has all been seted up on the top both sides of connector.
4. A laboratory water electrolysis test apparatus according to claim 3, wherein: the surface of the limiting rod is sleeved with a spring, the limiting rod is in sliding connection with the support, and the surface of the sealing plate is tightly attached to the inner wall of the bottom opening of the collecting tank.
5. A laboratory water electrolysis test apparatus according to claim 3, wherein: sliding blocks are connected to two sides of the sealing plate, sliding grooves are formed in two sides of the inside of the support, and the sealing plate is in limited sliding connection with the support and the collecting tank.
6. The laboratory water electrolysis test apparatus according to claim 1, wherein: the stirring assembly comprises a stirring rod, a base, a motor II and a rotating shaft, wherein the base is arranged at the bottom of the hot oven box, the motor II is arranged in the base, the rotating shaft is connected to the top of the motor II, and four stirring rods are connected to the surface of the rotating shaft.
7. The laboratory water electrolysis test apparatus according to claim 6, wherein: the rotating shaft is in rotary connection with the hot oven box, and four stirring rods are distributed on the surface of the rotating shaft at equal intervals in square four corners.
8. The laboratory water electrolysis test apparatus according to claim 6, wherein: the surface of the rotating shaft at the bottom of the hot furnace box is sleeved with a sealing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310551729.7A CN116422276A (en) | 2023-05-17 | 2023-05-17 | Laboratory is equipment for electrolysis test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310551729.7A CN116422276A (en) | 2023-05-17 | 2023-05-17 | Laboratory is equipment for electrolysis test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116422276A true CN116422276A (en) | 2023-07-14 |
Family
ID=87087424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310551729.7A Withdrawn CN116422276A (en) | 2023-05-17 | 2023-05-17 | Laboratory is equipment for electrolysis test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116422276A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116859007A (en) * | 2023-09-04 | 2023-10-10 | 云南省林业和草原科学院 | Automatic monitoring device for growth condition of grass seeds |
-
2023
- 2023-05-17 CN CN202310551729.7A patent/CN116422276A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116859007A (en) * | 2023-09-04 | 2023-10-10 | 云南省林业和草原科学院 | Automatic monitoring device for growth condition of grass seeds |
| CN116859007B (en) * | 2023-09-04 | 2024-01-23 | 云南省林业和草原科学院 | Automatic monitoring device for growth condition of grass seeds |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230714 |
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| WW01 | Invention patent application withdrawn after publication |