CN218221887U - Diesel oil quick emulsifying device for diesel engine - Google Patents
Diesel oil quick emulsifying device for diesel engine Download PDFInfo
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- CN218221887U CN218221887U CN202222415157.3U CN202222415157U CN218221887U CN 218221887 U CN218221887 U CN 218221887U CN 202222415157 U CN202222415157 U CN 202222415157U CN 218221887 U CN218221887 U CN 218221887U
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- membrane
- diesel oil
- barrel
- tube
- cylinder
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- 239000002283 diesel fuel Substances 0.000 title claims abstract description 80
- 230000001804 emulsifying effect Effects 0.000 title claims description 22
- 239000012528 membrane Substances 0.000 claims abstract description 88
- 238000004945 emulsification Methods 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 18
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 7
- 239000010962 carbon steel Substances 0.000 claims description 7
- 230000004907 flux Effects 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000002033 PVDF binder Substances 0.000 claims description 5
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 27
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract description 18
- 239000000839 emulsion Substances 0.000 abstract description 9
- 239000000203 mixture Substances 0.000 abstract description 4
- 239000002245 particle Substances 0.000 abstract description 2
- 239000012466 permeate Substances 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000000919 ceramic Substances 0.000 description 8
- 239000007788 liquid Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Images
Abstract
The utility model relates to a diesel oil emulsification technical field discloses a quick emulsification device of diesel oil for diesel engine, the top position that one side of barrel is located the fixed bolster is provided with the feed inlet, the top that one side of barrel is located the feed inlet is provided with the manometer, the inside of barrel is provided with a plurality of membrane pipes, the inside of membrane pipe is the tube side, the one end upside of feed inlet is provided with the valve. The utility model discloses an in letting in water or methyl alcohol with certain pressure in the shell side, let in the tube side with diesel oil, water or methyl alcohol permeate in the tube side, and the diesel oil in the tube side can't ooze, thereby make water or methyl alcohol emulsify diesel oil, emulsified diesel oil after the mixture has the particle size distribution homogeneous, characteristics such as stability is good, through the barrel, go up the cauldron body, the structural design of the cauldron body down, various raw materials diesel oil equipment can be connected, can realize emulsion continuous preparation, equipment structure is simple, output has, safety and stability, advantages such as energy-concerving and environment-protective.
Description
Technical Field
The utility model relates to a diesel oil emulsification technical field specifically is a quick emulsification device of diesel oil for diesel engine.
Background
At present, emulsion is a dispersion system formed by dispersing liquid in another liquid immiscible with the emulsion in a liquid bead form, water and other oily substances need to be emulsified in a plurality of chemical reaction processes to form uniformly mixed emulsion, the uniform emulsion can fully carry out the reaction, and the requirement on the emulsion effect of an emulsifying device is high because the reaction efficiency is improved, so that the design of a proper continuous quick emulsifying device is very important.
The Chinese patent discloses an efficient continuous emulsifying device (with the publication number of CN 208161381U), which comprises a first mixing end and a second mixing end, wherein the first mixing end can continuously mix water and oil phases in a mixing process, the second mixing end can secondarily control flow mixed water phases, the first mixing end is connected with the second mixing end, and the first mixing end comprises an oil-water mixing end and a backflow pre-mixing end, wherein the backflow pre-mixing end can control backflow flow according to the parameter requirements of products. The efficient continuous emulsifying device has higher production efficiency, can accurately control different average diameters of water phase droplets in two emulsions by controlling the W/O ratio and the reflux ratio of the water phase and the oil phase, directly enter the next process of an emulsified product, prevent partial demulsification and nonuniform polymerization in the stagnation process of the high internal phase emulsion, obviously shorten the emulsifying period, but the designed production structure is too complex and the steps are complex, so that the technical personnel in the field provide the diesel oil quick emulsifying device for the diesel engine, and solve the problems in the background technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a quick emulsification device of diesel oil for diesel engine to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a quick emulsification device of diesel oil for diesel engine, includes the barrel, the lower extreme outside of barrel is provided with the fixed bolster, the lower extreme of fixed bolster evenly is provided with a plurality of bracing pieces, the upper end of barrel is provided with the cauldron body, and is provided with down the cauldron body below the lower extreme of barrel, the top position that one side of barrel is located the fixed bolster is provided with the feed inlet, the top that one side of barrel is located the feed inlet is provided with the manometer, the inside of barrel is provided with a plurality of membrane pipes, be the shell side between barrel and the membrane pipe, the inside of membrane pipe is the tube side, the one end upside of feed inlet is provided with the valve.
As a further aspect of the present invention: the cylinder, the lower kettle body and the upper kettle body are all pressure-resistant carbon steel or stainless steel pressure vessels.
As a further aspect of the present invention: the upper end of the upper kettle body is provided with an emulsified diesel oil outlet, and the lower end of the lower kettle body is provided with a diesel oil inlet.
As a further aspect of the present invention: a lower partition plate is arranged between the lower kettle body and the barrel, and an upper partition plate is arranged between the upper kettle body and the barrel.
As a further aspect of the present invention: the upper end of the tube pass penetrates through the upper partition plate and is communicated with the upper kettle body, and the lower end of the tube pass penetrates through the lower partition plate and is communicated with the lower kettle body.
As a further aspect of the present invention: the membrane tube is an organic membrane, an inorganic membrane or a metal membrane with a porous structure, wherein the inorganic membrane is TiO 2 、Al 2 O 3 、ZrO 2 、SiO 2 Or SiC membrane, the organic membrane is PVDF membrane, PTFE membrane, PES membrane or PET membrane, and the membrane tube has an emulsifying flux of more than 50 L.m -2 ·h -1 ·bar -1 The pressure difference between the inside and the outside of the membrane tube is 0.05-0.40 MPa.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an in letting in water or methyl alcohol with certain pressure shell side, let in the tube side with diesel oil, water or methyl alcohol permeate the tube side, and the diesel oil in the tube side can't ooze to make water or methyl alcohol emulsify diesel oil, can form the emulsified diesel oil that has certain structure, emulsified diesel oil after the mixture has the particle size distribution homogeneous, characteristics such as stability is good.
2. The utility model discloses a structural design of barrel, the last cauldron body, the lower cauldron body can connect various raw materials diesel oil equipment, can realize that the emulsion prepares in succession, and equipment structure is simple, has output, and safety and stability, advantages such as energy-concerving and environment-protective.
Drawings
FIG. 1 is a schematic structural diagram of a diesel oil rapid emulsification device for a diesel engine;
FIG. 2 is a schematic cross-sectional view of a diesel oil rapid emulsification apparatus for a diesel engine;
fig. 3 is a schematic structural view of a membrane tube in a rapid diesel emulsifying apparatus for a diesel engine.
In the figure: 1. a barrel; 2. a membrane tube; 3. a tube pass; 4. shell pass; 5. a pressure gauge; 6. a feed inlet; 7. a diesel oil inlet; 8. an emulsified diesel oil outlet; 10. fixing a bracket; 11. a valve; 12. a support bar; 13. a lower kettle body; 14. feeding the mixture into a kettle body; 15. a lower partition plate; 16. and an upper partition plate.
Detailed Description
Example one
Referring to fig. 1, 2 and 3, in this embodiment, a diesel oil rapid emulsification device for a diesel engine includes a cylinder 1, a fixing support 10 is disposed outside a lower end of the cylinder 1, and a plurality of support rods 12 are uniformly disposed at a lower end of the fixing support 10, and is characterized in that an upper kettle 14 is disposed at an upper end of the cylinder 1, a lower kettle 13 is disposed below a lower end of the cylinder 1, a feed inlet 6 is disposed at a position above the fixing support 10 at one side of the cylinder 1, a pressure gauge 5 is disposed above the feed inlet 6 at one side of the cylinder 1, a valve 11 is disposed at an upper end of the feed inlet 6, the cylinder 1, the lower kettle 13 and the upper kettle 14 are pressure vessels made of pressure-resistant carbon steel or stainless steel, an emulsified diesel oil outlet 8 is disposed at an upper end of the upper kettle 14, a diesel oil inlet 7 is disposed at a lower end of the lower kettle 13, a lower partition plate 15 is disposed between the lower kettle 13 and the cylinder 1, an upper partition plate 16 is disposed between the upper kettle 14 and the cylinder 1, a plurality of membrane tubes 2 are disposed inside the cylinder 1, a shell pass tube 4 is disposed between the cylinder 1 and the membrane tube 2, a shell pass tube 2, an inner portion of the membrane tube 2 is a membrane tube 3, an Al tube 2 of the membrane tube 2, an Al tube 2 is disposed inside the shell pass tube 2 tube of the cylinder 1 2 O 3 A ceramic membrane.
When preparing emulsified diesel oil, water is connected from the feed inlet 6Continuously injecting into shell pass 4, observing pressure gauge 5 to stabilize water pressure at 0.1MPa, injecting diesel into membrane tube pass 3 via diesel inlet 7 to control membrane surface flow rate at 1m/s, which is flow rate of feed liquid in membrane tube 3 (s)/cross-sectional area of membrane tube (m) 2 ) The water in the shell side 4 can pass through 100nm Al under the pressure driving 2 O 3 The diesel oil diffused into the tube pass 3 in the ceramic membrane tube 2 has an emulsifying flux of 147 L.m -2 ·h -1 ·bar -1 And preparing emulsified diesel oil, wherein the prepared emulsified diesel oil flows out from an emulsified diesel oil outlet 8.
Example two
Referring to fig. 1, 2 and 3, in this embodiment, a diesel oil rapid emulsification device for a diesel engine includes a cylinder 1, a fixing support 10 is disposed outside a lower end of the cylinder 1, and a plurality of support rods 12 are uniformly disposed at a lower end of the fixing support 10, and is characterized in that an upper kettle 14 is disposed at an upper end of the cylinder 1, a lower kettle 13 is disposed below a lower end of the cylinder 1, a feed inlet 6 is disposed at a position above the fixing support 10 at one side of the cylinder 1, a pressure gauge 5 is disposed above the feed inlet 6 at one side of the cylinder 1, a valve 11 is disposed at an upper side of one end of the feed inlet 6, the cylinder 1, the lower kettle 13 and the upper kettle 14 are pressure vessels made of pressure-resistant carbon steel or stainless steel, an emulsified diesel oil outlet 8 is disposed at an upper end of the upper kettle 14, a diesel oil inlet 7 is disposed at a lower end of the lower kettle 13, a lower partition plate 15 is disposed between the lower kettle 13 and the cylinder 1, an upper partition plate 16 is disposed between the upper kettle 14 and the cylinder 1, a plurality of membrane tubes 2 are disposed inside the cylinder 1, a shell pass 4 is disposed between the cylinder 1 and the membrane tube 2, and a ceramic membrane tube 2, 2 is disposed in a ceramic membrane 2, and 2 of an al2nm ceramic membrane 2.
When emulsified diesel oil is prepared, water is continuously injected into a shell pass 4 from a feed inlet 6, a pressure gauge 5 is observed, the water pressure is stabilized at 0.1MPa, then the diesel oil is injected into a membrane tube pass 3 through a diesel oil inlet 7, the membrane surface flow rate is 1m/s, the membrane surface flow rate is the flow rate (m 3/s) of feed liquid in the membrane tube/the cross-sectional area (m 2) of the membrane tube, the water in the shell pass 4 can be diffused into the diesel oil in the tube pass 3 through an Al2O3 ceramic membrane tube 2 with the thickness of 200nm under the driving of pressure, and the emulsifying flux is 365 L.m. -2 ·h -1 ·bar -1 To prepare the emulsified diesel oil,the prepared emulsified diesel oil flows out from an emulsified diesel oil outlet 8.
EXAMPLE III
Referring to fig. 1, 2 and 3, in this embodiment, a diesel oil rapid emulsification device for a diesel engine includes a cylinder 1, a fixing support 10 is disposed outside a lower end of the cylinder 1, and a plurality of support rods 12 are uniformly disposed at a lower end of the fixing support 10, and is characterized in that an upper kettle 14 is disposed at an upper end of the cylinder 1, a lower kettle 13 is disposed below a lower end of the cylinder 1, a feed inlet 6 is disposed at a position above the fixing support 10 at one side of the cylinder 1, a pressure gauge 5 is disposed above the feed inlet 6 at one side of the cylinder 1, a valve 11 is disposed at an upper end of the feed inlet 6, the cylinder 1, the lower kettle 13 and the upper kettle 14 are pressure vessels made of pressure-resistant carbon steel or stainless steel, an emulsified diesel oil outlet 8 is disposed at an upper end of the upper kettle 14, a diesel oil inlet 7 is disposed at a lower end of the lower kettle 13, a lower partition plate 15 is disposed between the lower kettle 13 and the cylinder 1, an upper partition plate 16 is disposed between the upper kettle 14 and the cylinder 1, a plurality of membrane tubes 2 are disposed inside the cylinder 1, a shell pass 4 is disposed between the cylinder 1 and the membrane tube 2, a shell pass 4, a membrane tube 3 is disposed inside the membrane tube 2, and a ZrO 2 nm ZrO tube 2 is disposed inside the cylinder 1 2 A ceramic membrane.
When preparing emulsified diesel oil, water is continuously injected into a shell pass 4 from a feed inlet 6, a pressure gauge 5 is observed to ensure that the water pressure is stabilized at 0.1MPa, then the diesel oil is injected into a membrane tube pass 3 through a diesel oil inlet 7, the membrane surface flow velocity is controlled to be 1m/s, and the membrane surface flow velocity (m/s) is the flow (m/s) of feed liquid in the membrane tube 3 (s)/cross-sectional area of membrane tube (m) 2 ) The water in the shell side 4 can pass through 50nm ZrO under pressure drive 2 The diesel oil diffused into the tube pass 3 in the ceramic membrane tube 2 has an emulsifying flux of 72 L.m -2 ·h -1 ·bar -1 And preparing emulsified diesel oil, wherein the prepared emulsified diesel oil flows out from an emulsified diesel oil outlet 8.
Example four
Please refer to fig. 1, 2 and 3, in this embodiment, a diesel oil fast emulsifying apparatus for a diesel engine includes a cylinder 1, a fixing support 10 is disposed outside a lower end of the cylinder 1, and a plurality of support rods 12 are uniformly disposed at a lower end of the fixing support 10, which is characterized in that an upper kettle 14 is disposed at an upper end of the cylinder 1, a lower kettle 13 is disposed below a lower end of the cylinder 1, a feed port 6 is disposed above the fixing support 10 at one side of the cylinder 1, a pressure gauge 5 is disposed above the feed port 6 at one side of the cylinder 1, a valve 11 is disposed at an upper end of the feed port 6, the cylinder 1, the lower kettle 13 and the upper kettle 14 are pressure-resistant carbon steel or stainless steel pressure vessels, an emulsified diesel oil outlet 8 is disposed at an upper end of the upper kettle 14, a diesel oil inlet 7 is disposed at a lower end of the lower kettle 13, a lower partition plate 15 is disposed between the lower kettle 13 and the cylinder 1, an upper partition plate 16 is disposed between the upper kettle 14 and the cylinder 1, a plurality of membrane tubes 2 are disposed inside the cylinder 1, a shell side 4 is disposed between the cylinder 1 and the membrane tube 2, a shell side 4, a PVDF membrane tube 2 is disposed inside the membrane tube 3, and a PVDF membrane tube 2 is disposed between the cylinder 2.
When preparing emulsified diesel oil, water is continuously injected into a shell pass 4 from a feed inlet 6, a pressure gauge 5 is observed to ensure that the water pressure is stabilized at 0.1MPa, then the diesel oil is injected into a membrane tube pass 3 through a diesel oil inlet 7, the membrane surface flow velocity is controlled to be 1m/s, and the membrane surface flow velocity (m/s) is the flow (m/s) of feed liquid in the membrane tube 3 (s)/cross-sectional area of membrane tube (m) 2 ) The water in the shell pass 4 can be diffused into the diesel oil in the tube pass 3 through the PVDF membrane tube 2 with the thickness of 100nm under the driving of pressure, and the emulsifying flux is 723 L.m -2 ·h -1 ·bar -1 And the prepared emulsified diesel oil flows out from an emulsified diesel oil outlet 8.
EXAMPLE five
Referring to fig. 1, 2 and 3, in this embodiment, a diesel oil rapid emulsification device for a diesel engine includes a cylinder 1, a fixing support 10 is disposed on an outer side of a lower end of the cylinder 1, and a plurality of support rods 12 are uniformly disposed on a lower end of the fixing support 10, and is characterized in that an upper kettle 14 is disposed on an upper end of the cylinder 1, a lower kettle 13 is disposed below a lower end of the cylinder 1, a feed inlet 6 is disposed on a side of the cylinder 1 above the fixing support 10, a pressure gauge 5 is disposed on a side of the cylinder 1 above the feed inlet 6, a valve 11 is disposed on an upper side of one end of the feed inlet 6, the cylinder 1, the lower kettle 13 and the upper kettle 14 are pressure vessels made of pressure-resistant carbon steel or stainless steel, an emulsified diesel oil outlet 8 is disposed on an upper end of the upper kettle 14, a diesel oil inlet 7 is disposed on a lower end of the lower kettle 13, a lower partition plate 15 is disposed between the lower kettle 13 and the cylinder 1, an upper partition plate 16 is disposed between the upper kettle 14 and the cylinder 1, a plurality of membrane tubes 2 are disposed inside the cylinder 1, a shell pass tube 4 is disposed between the cylinder 1 and the membrane tube 2, and a metal membrane tube 2 is disposed between the shell pass tube 2.
When emulsified diesel oil is prepared, water is continuously injected into a shell pass 4 from a feed inlet 6, a pressure gauge 5 is observed, the water pressure is stabilized at 0.1MPa, then the diesel oil is injected into a membrane tube pass 3 through a diesel oil inlet 7, the membrane surface flow velocity is controlled to be 1m/s, and the membrane surface flow velocity (m/s) is the flow (m/s) of feed liquid in a membrane tube 3 (s)/cross-sectional area of membrane tube (m) 2 ) The water in the shell pass 4 can be diffused into the diesel oil in the tube pass 3 through the 500nm metal film tube 2 under the drive of pressure, and the emulsifying flux is 3423 L.m -2 ·h -1 ·bar -1 And preparing emulsified diesel oil, wherein the prepared emulsified diesel oil flows out from an emulsified diesel oil outlet 8.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a quick emulsification device of diesel oil for diesel engine, includes barrel (1), the lower extreme outside of barrel (1) is provided with fixed bolster (10), the lower extreme of fixed bolster (10) evenly is provided with a plurality of bracing pieces (12), a serial communication port, the upper end of barrel (1) is provided with cauldron body (14), and the lower extreme below of barrel (1) is provided with cauldron body (13) down, the top position that one side of barrel (1) is located fixed bolster (10) is provided with feed inlet (6), the top that one side of barrel (1) is located feed inlet (6) is provided with manometer (5), the inside of barrel (1) is provided with a plurality of membrane tubes (2), be shell side (4) between barrel (1) and membrane tube (2), the inside of membrane tube (2) is tube side (3), the one end upside of feed inlet (6) is provided with valve (11).
2. The diesel oil quick emulsifying device for the diesel engine according to claim 1, characterized in that the cylinder (1), the lower kettle body (13) and the upper kettle body (14) are all pressure-resistant carbon steel or stainless steel pressure vessels.
3. The diesel oil quick emulsifying device for the diesel engine according to claim 1, characterized in that the upper end of the upper kettle body (14) is provided with an emulsified diesel oil outlet (8), and the lower end of the lower kettle body (13) is provided with a diesel oil inlet (7).
4. The diesel oil quick emulsifying device for the diesel engine according to claim 3, characterized in that a lower partition plate (15) is arranged between the lower kettle body (13) and the cylinder body (1), and an upper partition plate (16) is arranged between the upper kettle body (14) and the cylinder body (1).
5. The diesel oil quick emulsifying device for the diesel engine according to claim 4, characterized in that the upper end of the tube pass (3) penetrates through the upper clapboard (16) to be communicated with the upper kettle body (14), and the lower end of the tube pass (3) penetrates through the lower clapboard (15) to be communicated with the lower kettle body (13).
6. The diesel fast emulsifying device for diesel engine according to claim 1, characterized in that the membrane tube (2) is an organic membrane, an inorganic membrane or a metal membrane with porous structure, wherein the inorganic membrane is TiO 2 、Al 2 O 3 、ZrO 2 、SiO 2 Or SiC membrane, the organic membrane is PVDF membrane, PTFE membrane, PES membrane or PET membrane, and the emulsifying flux of the membrane tube (2) is more than 50 L.m -2 ·h -1 ·bar -1 The internal and external pressure difference of the membrane tube (2) is 0.05-0.40 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222415157.3U CN218221887U (en) | 2022-09-13 | 2022-09-13 | Diesel oil quick emulsifying device for diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222415157.3U CN218221887U (en) | 2022-09-13 | 2022-09-13 | Diesel oil quick emulsifying device for diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218221887U true CN218221887U (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222415157.3U Active CN218221887U (en) | 2022-09-13 | 2022-09-13 | Diesel oil quick emulsifying device for diesel engine |
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| Country | Link |
|---|---|
| CN (1) | CN218221887U (en) |
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- 2022-09-13 CN CN202222415157.3U patent/CN218221887U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 501, Building 8, Jiangsu Membrane Technology Industrial Park, No.1, Jiangbei New Area, Nanjing City, Jiangsu Province, 211500 Patentee after: Nanjing Fuding New Energy Technology Co.,Ltd. Address before: 211800 Pukou District Garden idea 1, Nanjing, Jiangsu Patentee before: Nanjing Fuding Energy Engineering Co.,Ltd. |
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| CP03 | Change of name, title or address |