CN214233112U - Oil adsorption filter plate and efficient adsorption processor for electric power - Google Patents
Oil adsorption filter plate and efficient adsorption processor for electric power Download PDFInfo
- Publication number
- CN214233112U CN214233112U CN202022766567.3U CN202022766567U CN214233112U CN 214233112 U CN214233112 U CN 214233112U CN 202022766567 U CN202022766567 U CN 202022766567U CN 214233112 U CN214233112 U CN 214233112U
- Authority
- CN
- China
- Prior art keywords
- oil
- filter plate
- filter
- frame
- adsorption
- 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.)
- Active
Links
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 72
- 238000010521 absorption reaction Methods 0.000 claims abstract description 16
- 239000003463 adsorbent Substances 0.000 claims description 51
- 239000002245 particle Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 abstract description 9
- 238000006731 degradation reaction Methods 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 3
- 150000002148 esters Chemical class 0.000 abstract description 3
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 abstract description 3
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 230000002745 absorbent Effects 0.000 abstract 1
- 239000002250 absorbent Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 131
- 238000001914 filtration Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000011069 regeneration method Methods 0.000 description 5
- 230000008929 regeneration Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000000499 gel Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002920 hazardous waste Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 239000008157 edible vegetable oil Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Landscapes
- Fats And Perfumes (AREA)
Abstract
The utility model provides an electric power oil adsorbs filter plate and high-efficient absorption processor. High-efficient adsorption processor of electric power oil is including connecing food tray, oil pump, support frame and plate and frame oil suction device, plate and frame oil suction device includes preceding, backplate, is equipped with polylith electric power oil adsorption filter plate and cassette between the front and back baffle, electric power oil adsorption filter plate includes hollow filter plate frame, arranges filter plate frame upper filter screen of frame mouth in, arranges filter plate frame lower frame mouth's lower floor filter screen in and arranges the regional absorbent of filter plate frame cavity in, is equipped with the oil inlet with the oil pump switch-on the baffle in the front, is equipped with the oil-out on the backplate. The utility model provides an electric power is with oily adsorption filter plate has polarity molecule and the heterogeneous chemical bond in the degree of depth absorption degradation insulating oil to and advantages such as coloured oxidation molecules such as alcohol, aldehyde, ester in the oil, performance index such as the colour of this treater processing back degradation insulating oil, sour, the meson decreases can resume new product insulating oil level.
Description
Technical Field
The utility model belongs to energy-concerving and environment-protective field, in particular to electric power is with oily absorption filter plate and is contained high-efficient absorption processor of this filter plate.
Background
The deteriorated waste insulating oil can become a 'hazardous waste' defined by national environmental protection related regulations, and the 'hazardous waste' not only causes great resource waste and economic loss, but also causes serious harm to the life safety, ecological environment and the like of people. However, the existing method for repairing the deteriorated transformer oil at home and abroad has the problems of secondary pollution, slow repairing speed, complex process, low efficiency and the like after repairing, and the method for repairing the performance of the deteriorated insulating oil has the problems of single method, poor impurity filtering and decoloring effects, environmental pollution and the like.
A plate and frame type oil filter is a common oil filtering apparatus, and is widely used for filtering edible oil and industrial oil, such as lubricating oil, hydraulic oil, machine tool cooling oil, and the like. The working principle is that crude oil which is not filtered is conveyed into a cavity of an oil filter plate through an oil inlet channel, solid particles suspended in the crude oil are isolated by filter cloth, and the filtered clean oil enters an oil filter chamber through the filter cloth and is recovered through an oil outlet channel. The filtering of the existing plate-frame type oil filter mainly depends on filter cloth or filter paper, and the existing plate-frame type oil filter can only carry out simple filtering on oil and cannot carry out secondary repair on waste insulating oil.
The adsorption method is a regeneration method commonly used for waste insulating oil, and the method adopts adsorbents such as diatomite, silica gel, activated alumina, molecular sieve, silicon-aluminum and the like or other modified adsorbents as filter materials, and the oil is adsorbed and purified in an adsorption tank for multiple cycles. The problem that the equipment is huge and the corollary equipment is complicated exists in the use adsorption tank, and general adsorbent can be stained with and cover the oil stain after using a period of time in addition, also can contain impurity, degeneration, influences adsorption effect, reduces repair speed, and the adsorbent that still can appear inefficacy for a long time, and the adsorbent after inefficacy need carry out regeneration treatment after, just can continue to use, and it is more troublesome to arrange the adsorbent in the adsorption tank and carry out regeneration treatment.
Disclosure of Invention
The utility model discloses to the harm of degradation insulating oil to and domestic outer defect to existence such as degradation insulating oil performance repair methods, provide an oil adsorption filter plate and high-efficient absorption processor for power, this filter plate is small, can be fit for the adsorbent of various different states, and can replace the filter plate in the plate oil filter to handle degradation insulating oil, improve adsorption efficiency greatly.
In order to achieve the technical purpose, the utility model provides an electric power oil adsorption filter plate, adsorption filter plate includes hollow filter plate frame, arranges the upper filter screen of filter plate frame upper frame mouth in, arranges the lower floor's filter screen of filter plate frame lower frame mouth in and arranges the regional adsorbent of filter plate frame cavity in, the adsorbent fills up filter plate frame cavity region to it is fixed through upper filter screen and lower floor's filter screen, has seted up the filter plate mounting hole on filter plate frame, upper filter screen and lower floor's filter screen correspondence.
The utility model discloses better technical scheme: the upper layer filter screen and the lower layer filter screen are fixedly connected with the filter plate frame through bolts or other metal connecting pieces.
The utility model discloses better technical scheme: the adsorbent is a granular adsorbent or a gel adsorbent with the particle size of 100 meshes to 10 cm; when the adsorbent is a granular adsorbent, the mesh diameters of the upper filter screen and the lower filter screen are smaller than the grain diameter of the adsorbent; when the adsorbent is gel-like adsorbent, the adsorbent injected into the filter plate frame is solidified and dried for adsorption.
In order to achieve the technical purpose, the utility model also provides an electric power oil high efficiency adsorption processor, the processor includes oil receiving pan, oil pump, places the plate and frame oil absorption device in the oil receiving pan and places the support frame in the oil receiving pan bottom, plate and frame oil absorption device includes front baffle, backplate and places the polylith adsorption filter plate between the front and back baffle, is equipped with the cassette respectively at two adsorption planes of each adsorption filter plate, the adsorption filter plate includes hollow filter plate frame, places the upper filter screen of filter plate frame upper bezel mouth in, places the lower floor filter screen of filter plate frame lower bezel mouth in and places the adsorbent in the hollow region of filter plate frame; the oil inlet is connected with the oil pump through an oil pipe and is communicated with an oil inlet pipe outside the oil receiving disc through an oil pump, and the oil outlet is connected to the outside of the oil receiving disc through an oil outlet pipe.
The utility model discloses further technical scheme: the adsorption filter plate and the filter sheet are correspondingly provided with filter plate mounting holes, a filter plate fixing rod is arranged between the front baffle and the rear baffle, the filter plate fixing rod is fixed on the front baffle, the adsorption filter plate and the filter sheet are sleeved on the filter plate fixing rod through the filter plate mounting holes and are tightly pressed through the rear baffle, a locking rod is arranged on the oil outlet side of the rear baffle, the locking rod is mounted on the oil receiving disc through a locking frame, the locking end of the locking rod is in contact with the rear baffle, and the adsorption filter plate and the filter sheet are fixedly locked by screwing the rear baffle to be pushed after the adsorption filter plate and the filter sheet are mounted on the multiple blocks.
The utility model discloses better technical scheme: the oil pump is arranged at the bottom of the oil receiving disc, an oil inlet valve is arranged on the oil inlet pipe, an oil return pipe communicated with the oil receiving disc is arranged at the bottom of the oil receiving disc, and the oil inlet pipe of the oil return pipe is communicated with the part of the oil inlet end of the oil inlet valve.
The utility model discloses better technical scheme: the filter sheet is a filter paper sheet or a filter cloth sheet.
The utility model discloses an adsorption filter plate can be arranged in dull and stereotyped oil filter, directly as dull and stereotyped oil filter's filter plate, the utility model discloses polarity molecule and heterogeneous chemical bond in the adsorbent has the degree of depth absorption degradation insulating oil in the filter plate to and advantages such as coloured oxidation molecules such as alcohol, aldehyde, ester in the oil, oil passes through the adsorbent, filtering polar material from the filter plate through pressure.
The utility model provides an electric power oil adsorption filter plate simple structure, it is small, can place the graininess adsorbent and the gel semi-manufactured goods adsorbent of various particle diameters in the filter plate, increased the range of application of adsorbent, and this filter plate can be arranged in replacing the filter plate among the plate oil filter, constitute one kind and carry out prosthetic high-efficient adsorption processor to the insulating oil of degradation, this processor handles the insulating oil of back degradation's performance index retrieval such as colour, sour, the meson loss to new product insulating oil level, the utility model discloses compare electric power oil regeneration adsorption tanks, it is more convenient to handle, and adsorption efficiency improves 2-3 times under the same circumstances of adsorbent quantity.
Drawings
Fig. 1 is a schematic structural view of an oil adsorption filter plate for electric power of the present invention;
fig. 2 is a schematic view of the oil absorption filter plate for electric power of the present invention;
FIG. 3 is a schematic structural view of the middle power oil high efficiency adsorption processor of the present invention;
fig. 4 is a plan view of the middle power oil high efficiency adsorption processor of the present invention.
In the figure: 1-adsorption filter plate, 100-filter plate frame, 101-upper filter screen, 102-lower filter screen, 103-adsorbent, 104-filter plate mounting hole, 105-bolt, 2-oil receiving disc, 3-support frame, 4-front baffle, 400-oil inlet, 5-back baffle, 500-oil outlet, 6-filter plate, 7-oil pump, 8-oil pipe, 9-oil inlet pipe, 10-oil outlet pipe, 11-oil return pipe, 12-locking rod, 13-locking frame, 14-oil inlet valve.
Detailed Description
The present invention will be further explained with reference to the drawings and examples. Fig. 1 to 4 are drawings of the embodiment, which are drawn in a simplified manner and are only used for clearly and concisely illustrating the purpose of the embodiment of the present invention. The following detailed description of the embodiments of the present invention is presented in the drawings and is not intended to limit the scope of the invention as claimed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "inner", "outer", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are merely for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
The embodiment provides an oil adsorption filter plate for electric power, as shown in fig. 1 and 2, adsorption filter plate 1 includes hollow filter plate frame 100, upper filter screen 101 placed in the upper frame opening of filter plate frame 100, lower filter screen 102 placed in the lower frame opening of filter plate frame 100, and adsorbent 103 placed in the hollow area of filter plate frame 100, adsorbent 103 fills up the hollow area of filter plate frame 100 and is fixed through upper filter screen 101 and lower filter screen 102, upper filter screen 101 and lower filter screen 102 pass through bolt 105 or other metal connecting pieces and filter plate frame 100 fixed connection, and filter plate mounting holes 104 have been correspondingly opened on filter plate frame 100, upper filter screen 101 and lower filter screen 102. The adsorbent 103 is a granular adsorbent or a gel adsorbent with the particle size of 100 meshes to 10 cm; when the adsorbent 103 is a granular adsorbent, the mesh diameters of the upper filter screen 101 and the lower filter screen 102 are smaller than the particle diameter of the adsorbent 103; when the adsorbent 103 is a gel-like adsorbent, the adsorbent to be injected into the filter plate frame 100 is solidified and dried, and then is adsorbed.
The second embodiment provides a high-efficient adsorption processor of oil for electric power, as shown in fig. 2 and fig. 3, the processor includes oil receiving pan 2, oil pump 7, plate and frame type oil suction device arranged in oil receiving pan 2 and support frame 3 arranged at the bottom of oil receiving pan 2, oil receiving pan 2 is supported by support frame 3, and oil pump 7 is arranged on the support frame body at the bottom of oil receiving pan 2. The plate-and-frame type oil absorption device comprises a front baffle 4, a rear baffle 5 and a plurality of adsorption filter plates 1 arranged between the front baffle and the rear baffle, wherein two adsorption surfaces of each adsorption filter plate 1 are respectively provided with a filter sheet 6, the filter sheets 6 are made of filter paper, and the adsorption filter plates 1 are electric oil adsorption filter plates in the first embodiment; the adsorption filter plate 1 and the filter sheet 6 are correspondingly provided with filter plate mounting holes 104, a filter plate fixing rod is arranged between the front baffle plate 4 and the rear baffle plate 5, the filter plate fixing rod is fixed on the front baffle plate 4, the adsorption filter plate 1 and the filter sheet 6 are sleeved on the filter plate fixing rod through the filter plate mounting holes 104 and are pressed through the rear baffle plate 5, a locking rod 12 is arranged on the oil outlet side of the rear baffle plate 5, the locking rod 12 is installed on the oil receiving disc 2 through a locking frame 13, the locking end of the locking rod is in contact with the rear baffle plate 5, and the adsorption filter plate 1 and the filter sheet 6 are rotationally screwed up to push the rear baffle plate 5 to fixedly lock the adsorption filter plate 1 and the filter sheet 6 after being installed.
In the second embodiment of the present invention, as shown in fig. 2 and 3, an oil inlet 400 leading to the hollow area of the adsorption filter plate 1 is disposed on the front baffle 4, an oil outlet 500 communicating with the hollow area of the adsorption filter plate 1 is disposed on the rear baffle 5, the oil inlet 400 is connected to an oil pump 7 through an oil pipe 8 and is communicated with an oil inlet pipe 9 outside the oil receiving pan 2 through the oil pump 7, an oil inlet valve 14 is disposed on the oil inlet pipe 9, the oil outlet 500 leads to the outside of the oil receiving pan 2 through an oil outlet pipe 10, an oil return pipe 11 communicating with the oil receiving pan 2 is disposed at the bottom of the oil receiving pan 2, and the oil return pipe 11 is communicated with a portion of the oil inlet pipe 9 disposed at the oil inlet end of the oil inlet valve 14.
The utility model provides an electric power oil adsorbs filter plate is partly in the high-efficient adsorption treatment machine of electric power oil, and mainly used installs in the high-efficient adsorption treatment machine of electric power oil, when specifically installing, is equipped with cassette 6 between two electric power oil adsorption filter plates. The utility model discloses concrete work, insulating oil inferior is through advancing oil pipe 9 and being gone into in the plate and frame oil absorption device by oil pump 7 pump, then filters the absorption back through a plurality of adsorption filter boards 1 and cassette 6, from the oil-out 500 and go out the regeneration insulating oil after the oil pipe 10 discharge filtration treatment. The leaked oil in the plate-frame type oil suction device is caught by the oil receiving disc 2, then returns to the oil inlet pipe 9 through the oil return pipe 11, and then is filtered and adsorbed again.
The utility model discloses utilize polarity molecule and the heterogeneous chemical bond in the adsorbent degree of depth absorption degradation insulating oil to and advantages such as coloured oxidation molecules such as alcohol, aldehyde, ester in the oil, oil passes through the adsorbent, filtering polar substance from the filter plate through pressure.
The above description is only one embodiment of the present invention, and the description is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (7)
1. The utility model provides an electric power oil adsorption filter plate which characterized in that: adsorption filter plate (1) including hollow filter plate frame (100), arrange upper filter screen (101) of filter plate frame (100) upper frame mouth in, arrange lower floor's filter screen (102) of filter plate frame (100) lower frame mouth in and arrange adsorbent (103) of filter plate frame (100) cavity region in, adsorbent (103) fill up filter plate frame (100) cavity region to it is fixed through upper filter screen (101) and lower floor's filter screen (102), correspond on filter plate frame (100), upper filter screen (101) and lower floor's filter screen (102) and seted up filter plate mounting hole (104).
2. The electric oil adsorption filter plate according to claim 1, wherein: the upper-layer filter screen (101) and the lower-layer filter screen (102) are fixedly connected with the filter screen frame (100) through bolts (105) or metal connecting pieces.
3. The electric oil adsorption filter plate according to claim 1, wherein: the adsorbent (103) is a granular adsorbent or a gel adsorbent with the particle size of 100 meshes to 10 cm; when the adsorbent (103) is a granular adsorbent, the mesh diameters of the upper filter screen (101) and the lower filter screen (102) are smaller than the grain diameter of the adsorbent (103); when the adsorbent (103) is a gel-like adsorbent, the adsorbent to be injected into the filter plate frame (100) is solidified and dried, and then is adsorbed.
4. The utility model provides an electric power is with high-efficient absorption processor which characterized in that: the treatment machine comprises an oil receiving disc (2), an oil pump (7), a plate-and-frame type oil absorption device arranged in the oil receiving disc (2) and a support frame (3) arranged at the bottom of the oil receiving disc (2), wherein the plate-and-frame type oil absorption device comprises a front baffle (4), a rear baffle (5) and a plurality of adsorption filter plates (1) arranged between the front baffle and the rear baffle, two adsorption surfaces of each adsorption filter plate (1) are respectively provided with a filter sheet (6), each adsorption filter plate (1) comprises a hollow filter plate frame (100), an upper layer filter screen (101) arranged at an upper frame opening of the filter plate frame (100), a lower layer filter screen (102) arranged at a lower frame opening of the filter plate frame (100) and an adsorbent (103) arranged in a hollow area of the filter plate frame (100); be equipped with on preceding baffle (4) and lead to adsorption filter plate (1) cavity regional oil inlet (400), be equipped with on backplate (5) with adsorption filter plate (1) cavity regional intercommunication oil-out (500), oil inlet (400) are connected with oil pump (7) through oil pipe (8) to through oil pump (7) and connect outside advance oil pipe (9) intercommunication of food tray (2), oil-out (500) lead to through going out oil pipe (10) and connect food tray (2) outside.
5. The efficient adsorption processor for electric oil according to claim 4, wherein: the adsorption filter plate is characterized in that filter plate mounting holes (104) are correspondingly formed in the adsorption filter plate (1) and the filter sheet (6), a filter plate fixing rod is arranged between the front baffle plate (4) and the rear baffle plate (5), the filter plate fixing rod is fixed to the front baffle plate (4), the adsorption filter plate (1) and the filter sheet (6) are sleeved on the filter plate fixing rod through the filter plate mounting holes (104) and are pressed through the rear baffle plate (5), a locking rod (12) is arranged on the oil outlet side of the rear baffle plate (5), the locking rod (12) is installed on the oil receiving disc (2) through a locking frame (13), the locking end of the locking rod is in contact with the rear baffle plate (5), and the adsorption filter plate (1) and the filter sheet (6) are fixedly locked by screwing and pushing the rear baffle plate (5) after the adsorption filter plate (1) and the filter sheet (6) are installed.
6. The efficient adsorption processor for electric oil according to claim 4 or 5, wherein: oil pump (7) are arranged in and are connect food tray (2) bottom, are equipped with into oil valve (14) on advancing oil pipe (9), are being equipped with and connect oil tray (2) bottom and return oil pipe (11) of intercommunication, return oil pipe (11) and advance oil pipe (9) and arrange the part intercommunication of advancing oil valve (14) oil feed end in.
7. The efficient adsorption processor for electric oil according to claim 4 or 5, wherein: the filter sheet (6) is a filter paper sheet or a filter cloth sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022766567.3U CN214233112U (en) | 2020-11-25 | 2020-11-25 | Oil adsorption filter plate and efficient adsorption processor for electric power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022766567.3U CN214233112U (en) | 2020-11-25 | 2020-11-25 | Oil adsorption filter plate and efficient adsorption processor for electric power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214233112U true CN214233112U (en) | 2021-09-21 |
Family
ID=77734203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022766567.3U Active CN214233112U (en) | 2020-11-25 | 2020-11-25 | Oil adsorption filter plate and efficient adsorption processor for electric power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214233112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114805071A (en) * | 2022-05-23 | 2022-07-29 | 煤炭科学技术研究院有限公司 | Method for continuously refining dimethyl 2, 6-naphthalene dicarboxylate |
-
2020
- 2020-11-25 CN CN202022766567.3U patent/CN214233112U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114805071A (en) * | 2022-05-23 | 2022-07-29 | 煤炭科学技术研究院有限公司 | Method for continuously refining dimethyl 2, 6-naphthalene dicarboxylate |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206886724U (en) | One kind absorption extruding oily-water seperating equipment | |
| CN214233112U (en) | Oil adsorption filter plate and efficient adsorption processor for electric power | |
| CN210674472U (en) | Cutting fluid filtering and recycling device | |
| CN112007433A (en) | Dismantlement formula automatically cleaning industrial waste gas purifier | |
| CN112337443B (en) | Mixed adsorbent for deteriorated transformer insulating oil and use method and device thereof | |
| CN104841227A (en) | Household air purifier and purification and regeneration process thereof | |
| CN2668908Y (en) | Hydraulic oil purifying system | |
| CN112642210A (en) | Electric oil adsorption filter plate and preparation method and application thereof | |
| CN109824153A (en) | A kind of industrial sewage purification processing unit | |
| CN214654002U (en) | Air supporting machine convenient to clean and used for sewage treatment | |
| CN213282578U (en) | Active carbon water purification and filtration device for coffee machine | |
| CN210206121U (en) | Sewage environmental protection handles platform truck | |
| CN211620334U (en) | Sludge plate-and-frame filter press conveying device | |
| CN204022500U (en) | A kind of heavy metal adsorption device | |
| CN220185203U (en) | Automobile exhaust filters purifier | |
| CN211462576U (en) | Chemical industry is exhaust treatment device for reation kettle | |
| CN216023684U (en) | Industrial waste gas treatment equipment | |
| CN209865593U (en) | Unorganized exhaust gas recovery device for unloading of normal-pressure tank car | |
| CN214087957U (en) | Sewage treatment carrier convenient to remove | |
| CN105219424B (en) | Adsorpting desulfurization device and desulfurizing method by adsorption | |
| CN212777654U (en) | Air cleaner with adjustable humidity | |
| CN213286296U (en) | Waste gas purification environmental protection equipment | |
| CN217068129U (en) | Dust collector for complete feed processing | |
| CN216303352U (en) | Graphite alkene electro-catalysis device is used in laboratory | |
| CN212403838U (en) | Environment-friendly device based on water quality filtering and drainage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |