CN219652951U - System device for purifying crude oil from waste edible oil - Google Patents
System device for purifying crude oil from waste edible oil Download PDFInfo
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- CN219652951U CN219652951U CN202320386055.5U CN202320386055U CN219652951U CN 219652951 U CN219652951 U CN 219652951U CN 202320386055 U CN202320386055 U CN 202320386055U CN 219652951 U CN219652951 U CN 219652951U
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- Prior art keywords
- oil
- waste edible
- edible oil
- impurity
- heating
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- 239000002699 waste material Substances 0.000 title claims abstract description 80
- 239000008157 edible vegetable oil Substances 0.000 title claims abstract description 74
- 239000010779 crude oil Substances 0.000 title claims abstract description 23
- 239000003921 oil Substances 0.000 claims abstract description 54
- 238000010438 heat treatment Methods 0.000 claims abstract description 49
- 238000001914 filtration Methods 0.000 claims abstract description 38
- 239000007787 solid Substances 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000004519 grease Substances 0.000 claims abstract description 15
- 238000002844 melting Methods 0.000 claims abstract description 11
- 230000008018 melting Effects 0.000 claims abstract description 11
- 239000012535 impurity Substances 0.000 claims description 78
- 238000000926 separation method Methods 0.000 claims description 47
- 238000001556 precipitation Methods 0.000 claims description 27
- 239000012071 phase Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 15
- 239000004576 sand Substances 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 4
- 239000008346 aqueous phase Substances 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 238000000605 extraction Methods 0.000 abstract description 4
- 230000001376 precipitating effect Effects 0.000 abstract description 2
- 235000019198 oils Nutrition 0.000 description 45
- 239000002351 wastewater Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 239000007790 solid phase Substances 0.000 description 4
- 239000010865 sewage Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000003225 biodiesel Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 240000004160 Capsicum annuum Species 0.000 description 1
- 239000010775 animal oil Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
- 235000012773 waffles Nutrition 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/74—Recovery of fats, fatty oils, fatty acids or other fatty substances, e.g. lanolin or waxes
Landscapes
- Fats And Perfumes (AREA)
Abstract
The utility model discloses a system device for purifying crude oil from waste edible oil, which is characterized in that a material receiving and melting oil component, a crude filtering and separating and storing component, a fine filtering and separating and storing component, a heating and precipitating component, a three-phase centrifuge and a separating component storing component are sequentially connected, the waste edible oil is heated, filtered and precipitated, an oil phase, a water phase and solids are separated through the three-phase centrifuge, and the oil phase is further separated and stored to obtain high-purity crude oil. The utility model improves the extraction rate of the grease in the waste edible grease and the purity of the final finished crude grease.
Description
Technical Field
The utility model relates to the field of grease chemical equipment, in particular to a system device for purifying crude grease by waste edible grease.
Background
The waste water discharged from the catering industry contains rich animal and vegetable oil, and if the oil is not treated, the waste water directly enters a municipal sewage pipe network, and a plurality of troubles are brought to sewage treatment, so that the waste water is specially provided with an oil separation tank, the oil separation tank needs to be cleaned at intervals, the cleaned substances are waste edible oil of solid oil, liquid oil, water and sundries, the waste edible oil has high oil content, the recovered oil in the waste edible oil is manufactured into biodiesel and other products, and the waste edible oil has economic value, but in the first step, the waste edible oil is treated, and the high-purity crude oil is extracted from the waste edible oil.
The existing treatment mode is that waste edible oil is boiled by heating, the waste edible oil is fished out of slag and then is kept stand in a small workshop, and after the waste edible oil is naturally layered with water, the waste edible oil is fished out of the upper layer of oil on the liquid level, and the mode has the following defects: 1. in the crude oil finished product, the waste residue has more particles and high water content, so the quality is not high; 2. the grease in the waste water and the waste residue is not further extracted; 3. manual operation is low in efficiency, and the waste water and waste residues still contain more non-extracted grease, so that the discharge pollution is large.
Disclosure of Invention
The present utility model aims to solve at least to some extent one of the technical problems in the above-described technology. Therefore, the utility model aims to provide a system device for purifying crude oil from waste edible oil, which is used for mechanically and automatically covering the technological process and improving the oil extraction rate in the waste edible oil and the purity of the final finished crude oil.
To achieve the above object, an embodiment of the present utility model provides a system apparatus for purifying crude oil from waste edible oil, including: the material that connects gradually is received and is melted oily subassembly, coarse filtration separation storage subassembly, fine filtration separation storage subassembly, impurity squeezer, heating and is deposited subassembly, three-phase centrifuge and separation component storage subassembly, wherein: the material receiving and melting oil assembly comprises a receiving groove and a heating element, the waste edible oil enters the receiving groove, and the heating element heats the waste edible oil and then enters the coarse filtering, separating and storing assembly arranged below the material receiving and melting oil assembly.
The coarse filtration separation storage component comprises a separation element for separating large-diameter solid impurities in the waste edible oil, a conveying element for outputting the solid impurities and a first buffer tank for storing the waste edible oil processed by the process; the first buffer tank is connected with the fine filtering separation storage component, and the conveying element is connected with the impurity squeezer; the fine filtering separation storage component comprises a impurity removing element for removing small-diameter solid impurities and a second buffer tank for storing the waste edible oil and fat subjected to the treatment process, and the second buffer tank is connected with the heating precipitation component; and the heating precipitation assembly is connected with the feed inlet of the three-phase centrifugal machine.
The waste edible oil and fat enters the three-phase centrifugal machine after being heated by the heating precipitation assembly, and the discharge port of the three-phase centrifugal machine is connected with the storage separation element; the separation component storage assembly comprises a first storage tank for storing an oil phase, a second storage tank connected in series with the first storage tank and a third storage tank for storing an aqueous phase; the high-order grease output pump that is equipped with in the second holding vessel, the low level is equipped with the backwash pump, the backwash pump will the second holding vessel arrives the unidirectional connection of second buffer tank, the high-order grease output pump that is equipped with in the second holding vessel, the low level is equipped with the backwash pump, the backwash pump will the second holding vessel arrives the unidirectional connection of second buffer tank.
According to the system device for purifying crude oil from waste edible oil, disclosed by the embodiment of the utility model, after the waste edible oil is heated by the material receiving and melting oil component to liquefy the oil in the waste edible oil, the waste edible oil is respectively subjected to the coarse filtration and separation storage component to remove large-diameter solid impurities in the waste edible oil, then is subjected to the fine filtration and separation storage component to separate small-diameter solid impurities, is heated by the heating precipitation component and is steamed, and then enters the three-phase centrifuge to be separated, the separated oil enters the separation component storage component, the upper part of the separation component storage component outputs high-purity crude oil, and a small amount of water impurities at the bottom of the separation component storage component is conveyed back to the fine filtration and separation storage component, so that a mechanical automatic covering process flow is realized, and the oil extraction rate in the waste edible oil and the purity of the final finished crude oil are improved.
In addition, the system device for purifying crude oil from waste edible oil provided by the embodiment of the utility model can also have the following additional technical characteristics:
optionally, the heating element is a steam straight spray pipe and is arranged in the receiving groove.
Optionally, the separation element is an impurity separator, the conveying element is an impurity screw conveyor, an outlet connected with the impurity screw conveyor is arranged at the lower end of the impurity separator, and the outlet of the impurity conveyor is connected with the inlet of the impurity squeezer.
Further, an oil filtering screen plate is arranged at the outlet, and the screen holes of the oil filtering screen plate are 8-10mm.
Furthermore, the outlet is provided with a steam outlet capable of heating the oil filtering sieve plate, and the external steam generator is connected with the steam outlet for inputting steam.
Optionally, the impurity removing element is an impurity removing machine, the waste edible oil enters the impurity removing machine through the first buffer tank, and an impurity outlet of the impurity removing machine is connected with the conveying element.
Further, a replaceable screen is arranged in the impurity removing machine, and the mesh opening of the screen is 1mm.
Optionally, the heating precipitation assembly comprises a steam heater and a heating precipitation tank, and a sand discharge port for removing fine sand impurities is arranged at the bottom of the heating precipitation tank.
Drawings
Fig. 1 is a system diagram of an apparatus according to one embodiment of the utility model.
Description of the reference numerals:
material receiving and oil melting assembly 1, heating element 11 and receiving groove 12
Coarse filtration separation storage assembly 2, separation element 21, transport element 22, first buffer tank 23
Fine filtration separation storage module 3, impurity removal element 31, second buffer tank 32
Impurity squeezer 4
Heating precipitation assembly 5, steam heater 51, heating precipitation tank 52
Three-phase centrifuge 6, liquid outlet 61, oil outlet 62
The separated component storage module 7, the first storage tank 71, the second storage tank 72, and the third storage tank 73.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.
According to the utility model, after the waste edible oil is heated by the material receiving and melting oil component to liquefy the oil in the waste edible oil, the waste edible oil is respectively subjected to the coarse filtration and separation storage component to remove large-diameter solid impurities in the waste edible oil, then is subjected to the fine filtration and separation storage component to separate small-diameter solid impurities, is heated by the heating precipitation component and steamed, enters the three-phase centrifuge to be separated, the separated oil enters the separation component storage component, the upper part of the separation component storage component outputs high-purity coarse oil, and a small amount of water impurities at the bottom of the separation component storage component is conveyed back to the fine filtration and separation storage component, so that the mechanical and automatic coverage process flow is realized, and the oil extraction rate in the waste edible oil and the purity of the final finished coarse oil are improved.
In order that the above-described aspects may be better understood, exemplary embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Fig. 1 is a system device for purifying crude oil from waste edible oil according to an embodiment of the present utility model, including: the material receiving and oil melting assembly 1, the coarse filtration separation storage assembly 2, the fine filtration separation storage assembly 3, the impurity squeezer 4, the heating precipitation assembly 5, the three-phase centrifuge 6 and the separation component storage assembly 7 are connected in sequence.
Wherein: the material receiving and oil melting assembly 1 comprises a receiving groove and a heating element, wherein the waste edible oil enters the receiving groove, and the heating element heats and melts the waste edible oil and then enters a coarse filtering separation storage assembly 2 arranged below the material receiving and oil melting assembly 1; the coarse filtration separation storage assembly 2 comprises a separation element 21 for separating large-diameter solid impurities in the waste edible oil, a conveying element 22 for outputting the solid impurities, and a first buffer tank 23 for storing the waste edible oil processed by the process; the conveying element 22 is connected with the impurity squeezer 4, and the first buffer tank 23 is connected with the fine filtering separation storage assembly 3; the fine filtration separation storage assembly 3 comprises a impurity removing element 31 for removing small-diameter solid impurities and a second buffer tank 32 for storing the waste edible oil and fat subjected to the treatment process, and the second buffer tank 32 is connected with the heating precipitation assembly 5; the heated precipitation assembly 5 includes a steam heater 51 and a heated precipitation separation tank 52, the heated precipitation separation tank 52 being connected to the feed inlet of the three-phase centrifuge 6.
The waste edible oil and fat is heated and cooked by the heating and precipitating component 5 and then enters the three-phase centrifuge 6, and the discharge port of the three-phase centrifuge 6 is connected with the separating component storage component 7; the separated component storage assembly 7 comprises a first storage tank 71 connected with the oil outlet 62 of the three-phase centrifugal machine and a second storage tank 72 connected in series with the first storage tank, a third storage tank 73 connected with the liquid outlet 61 of the three-phase centrifugal machine, a grease output pump is arranged at the high position in the second storage tank 72, a reflux pump is arranged at the low position, the second storage tank 72 is connected to the buffer tank in a one-way through the reflux pump, and low-position water impurities flow into the second buffer tank 32 through the reflux pump. When in use, the waste edible oil is directly poured into the receiving groove, and after being treated by the device, the high-purity crude oil is produced. Can effectively solve the problems of low oil purity, low oil recovery rate, manual operation of a small workshop, environmental pollution and the like of the existing waste edible oil pretreatment process.
The specific process is as follows: firstly, the collected waste edible oil is sent into a receiving groove, a heating element is preheated to melt solid oil in the waste edible oil, the heating temperature is 50-60 ℃, the receiving groove is arranged at the upper part of a separating element 21, an automatic valve can be arranged between the receiving groove and the separating element, after the heating is finished, the valve is opened, the waste edible oil in the receiving groove falls into the separating element 21, the separating element 21 screens out larger impurities (bones, shells, plastic bottles and the like), the impurities are conveyed to an impurity squeezer 4 through a conveying element 22 arranged at the outer side of the separating element, squeezed waste residues are transported outwards, and the oil is recovered. The screened waste edible oil enters a first buffer tank 23 arranged below the separating element 21.
After the waste edible oil is intensively collected through the first buffer tank 23, the waste edible oil is pumped to the impurity removing element 31, fine impurities (light and waffle, chilli seeds and the like) in the waste edible oil are separated, the removed impurities are conveyed to the impurity squeezer 4 through the conveying element 22, squeezed waste residues are transported outwards, the oil is recycled, the waste edible oil after the impurity removal enters the second buffer tank 32 below the impurity removing element 31, and the first buffer tank 32 and the second buffer tank 32 are designed.
The waste edible oil and fat after the above process treatment and filtration contains oil, water and fine slag, the temperature is reduced, the waste edible oil and fat is pumped from the second buffer tank 32 to the steam heater 51 by the heating pump, mixed with steam for heating, then sent to the heating precipitation tank 52 for steaming and separating fine sand and impurities, the steam heater 51 and the heating precipitation tank 52 are arranged at the side of the second buffer tank 32, the heating temperature is 85-90 ℃ and the residence time is about 0.5h, the aim of the process is to fully melt the oil and fat, the temperature is reduced after the waste edible oil and fat is subjected to the above process, the oil and fat may be solidified into blocks, and the solidified oil and fat blocks in the subsequent process are filtered and wasted together with solid impurities.
The waste edible oil after heating and cooking is pumped into a three-phase centrifuge 6 to extract crude oil, the three-phase centrifuge 6 is common equipment for separating liquid phase and solid phase substances in industry, the working principle of the equipment is not further described herein, and the equipment is processed; the waste edible oil and the fine slag are separated into a solid phase, a water phase and an oil phase, the solid phase is discharged from different material ports, and the solid phase enters a conveying element 22 for outward transportation and disposal; the oil phase enters a first storage tank 71 for buffering and standing, then is conveyed to a second storage tank 72 for further standing and separating water impurities, the upper coarse grease layer in the second storage tank 72 is output outwards through a grease output pump, further is sold for preparing biodiesel and other recycling products, the lower water impurities and the wastewater separated by centrifugation enter a second buffer tank 32 for recycling treatment through a reflux pump, and the water phase enters a third storage tank 73 for pumping to a sewage system for treatment.
Optionally, the heating element is a steam straight spray pipe and is arranged in the receiving groove.
Optionally, the separating element 21 is an impurity separator, the conveying element 22 is an impurity screw conveyor, and an outlet connected with the impurity screw conveyor is arranged at the lower end of the impurity separator. Further, an oil filtering sieve plate is arranged at the outlet, and the sieve holes of the oil filtering sieve plate are 8-10mm. Furthermore, the outlet is provided with a steam outlet capable of heating the oil filtering sieve plate, and the external steam generator is connected with the steam outlet for inputting steam.
Alternatively, the impurity removing unit 31 is an impurity removing machine, and the waste edible oil enters the impurity removing machine through the first buffer tank 23, and an impurity outlet of the impurity removing machine is connected with the conveying unit 22. Further, a replaceable screen is arranged in the impurity removing machine, and the mesh opening of the screen is 1mm.
Optionally, the heating precipitation assembly 5 comprises a steam heater 51 and a heating precipitation tank 52, and a sand discharge port for removing fine sand impurities is arranged at the bottom of the heating precipitation tank 52.
In order to save energy, the receiving tank 12, the impurity separator, the first and second buffer tanks, the heating precipitation tank 42, the first, second and third storage tanks of the device are all provided with heat insulation layers to reduce heat exchange with the external environment, wherein the first and second buffer tanks are also provided with a steam straight spray pipe and a stirrer, and the second storage tank is also provided with a steam coil heat tracing.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms should not be understood as necessarily being directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Further, one skilled in the art can engage and combine the different embodiments or examples described in this specification.
While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.
Claims (8)
1. The utility model provides a system device of crude grease of abandonment edible oil purification which characterized in that: comprising the following steps: the material that connects gradually is received and is melted oily subassembly, coarse filtration separation storage subassembly, fine filtration separation storage subassembly, impurity squeezer, heating and is deposited subassembly, three-phase centrifuge and separation component storage subassembly, wherein:
the material receiving and melting oil assembly comprises a receiving groove and a heating element, the waste edible oil enters the receiving groove, and the heating element heats the waste edible oil and then enters a coarse filtering, separating and storing assembly arranged below the material receiving and melting oil assembly;
the coarse filtration separation storage component comprises a separation element for separating large-diameter solid impurities in the waste edible oil, a conveying element for outputting the solid impurities and a first buffer tank for storing the waste edible oil processed by the process; the first buffer tank is connected with the fine filtering separation storage component, and the conveying element is connected with the impurity squeezer;
the fine filtering separation storage component comprises a impurity removing element for removing small-diameter solid impurities and a second buffer tank for storing the waste edible oil and fat subjected to the treatment process, and the second buffer tank is connected with the heating precipitation component;
the heating precipitation assembly is connected with the feed inlet of the three-phase centrifuge, and the waste edible oil and fat enters the three-phase centrifuge after being heated by the heating precipitation assembly, and the discharge outlet of the three-phase centrifuge is connected with the separation component storage assembly;
the separation component storage assembly comprises a first storage tank for storing an oil phase, a second storage tank connected in series with the first storage tank and a third storage tank for storing an aqueous phase; the high level is equipped with the grease output pump in the second holding vessel, and the low level is equipped with the backwash pump, the backwash pump will the second holding vessel arrives the one-way connection of second buffer tank.
2. A system for purifying crude oil from waste edible oil as set forth in claim 1, wherein: the heating element is a steam straight spray pipe and is arranged in the receiving groove.
3. A system for purifying crude oil from waste edible oil as set forth in claim 1, wherein: the separation element is an impurity separator, the conveying element is an impurity screw conveyor, an outlet connected with the impurity screw conveyor is arranged at the lower end of the impurity separator, and the outlet of the impurity conveyor is connected with the inlet of the impurity squeezer.
4. A system for purifying crude oil from waste edible oil as set forth in claim 3, wherein: the outlet is provided with an oil filtering sieve plate, and the sieve holes of the oil filtering sieve plate are 8-10mm.
5. The system device for purifying crude oil from waste edible oil as set forth in claim 4, wherein: the outlet is provided with a steam outlet capable of heating the oil filtering sieve plate, and the external steam generator is connected with the steam outlet for inputting steam.
6. A system for purifying crude oil from waste edible oil as set forth in claim 1, wherein: the impurity removing element is an impurity removing machine, and the waste edible oil enters the impurity removing machine through the first buffer tank, and an impurity outlet of the impurity removing machine is connected with the conveying element.
7. The system device for purifying crude oil from waste edible oil as set forth in claim 6, wherein: the impurity removing machine is internally provided with a replaceable screen, and the meshes of the screen are 1mm.
8. A system for purifying crude oil from waste edible oil as set forth in claim 1, wherein: the heating precipitation assembly comprises a steam heater and a heating precipitation tank, and a sand discharge port for removing fine sand impurities is arranged at the bottom of the heating precipitation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320386055.5U CN219652951U (en) | 2023-03-03 | 2023-03-03 | System device for purifying crude oil from waste edible oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320386055.5U CN219652951U (en) | 2023-03-03 | 2023-03-03 | System device for purifying crude oil from waste edible oil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219652951U true CN219652951U (en) | 2023-09-08 |
Family
ID=87860419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320386055.5U Active CN219652951U (en) | 2023-03-03 | 2023-03-03 | System device for purifying crude oil from waste edible oil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219652951U (en) |
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2023
- 2023-03-03 CN CN202320386055.5U patent/CN219652951U/en active Active
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