CN107744677A - A kind of filtering tank - Google Patents
A kind of filtering tank Download PDFInfo
- Publication number
- CN107744677A CN107744677A CN201711148617.8A CN201711148617A CN107744677A CN 107744677 A CN107744677 A CN 107744677A CN 201711148617 A CN201711148617 A CN 201711148617A CN 107744677 A CN107744677 A CN 107744677A
- Authority
- CN
- China
- Prior art keywords
- tank body
- end cap
- ring
- block
- hinged
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/10—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being held in a closed container
- B01D24/16—Upward filtration
- B01D24/165—Upward filtration the filtering material being supported by pervious surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/007—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection
- B01D24/008—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with multiple filtering elements in series connection arranged concentrically or coaxially
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a kind of filtering tank, including tank body and end cap, the end cap is hinged with tank body, and the tank body top is hinged with fastening bolt, and the fastening bolt is threaded with fastening sleeve, and the fastening sleeve abuts with end cap；It is provided with to contact with end cap on the tank body and jacks up end cap so as to which that opens end cap plays lid arrangement；Fixed block is connected with the end cap, the card adapter plate with fixed block clamping is connected with the tank body；After end cap is jacked up, fixed block and card adapter plate clamping.When being opened to end cap, fastening sleeve is simultaneously followed fastening bolt to turn in the side wall of tank body by rotational fastener sleeve；By playing contact of the lid arrangement with end cap, end cap is jacked up by playing the movement of lid arrangement；After end cap is jacked up, the card adapter plate clamping on the fixed block and tank body on end cap, so that end cap is fixed on the state after opening, consequently facilitating the unlatching to end cap.
Description
Technical field
The present invention relates to oil filtrating field, more particularly to a kind of filtering tank.
Background technology
Filtering tank is using the anthracite of layered, sand, garnet in small, broken bits or other materials as bed, and its principle is by water
In larger particle be removed in top layer, less particle is removed in the higher depth of filter media.
Prior art can refer to the Chinese invention patent that application publication number is 105664555A, which disclose a kind of mistake
Filter tank, including tank body, filter and airbag, in tank body, filter interior connection flowline, airbag is arranged at filter
In tank body, airbag is wrapped in filter outer layer；Gas flow pipe is provided with tank body, gas flow pipe is connected in airbag and tank body
Closing space between wall, oil inlet pipe connect airbag to the space between filter outer skin.
But the end cap of the filtering tank is bolted with tank body, when being dismantled to end cap, bolt need to all be torn open
Unload, then manually open end cap, be not easy to the unlatching to end cap.
The content of the invention
It is an object of the invention to provide a kind of filtering tank, its advantage is by the way that end cap is hinged on tank body, and by opening
Cap assemblies open end cap, and the end cap after opening is connected on tank body, consequently facilitating the unlatching to end cap.
The present invention above-mentioned purpose technical scheme is that：A kind of filtering tank, including tank body and
Be arranged on the end cap on tank body top, the tank body top is connected with flowline, and the tank body bottom is connected with oil inlet pipe, it is described enter
Oil pump is connected with oil pipe；Ring-type filter is placed with the tank body, filter layer is connected with the annular filter plate, it is described
End cap is hinged with tank body, and the tank body top is hinged with fastening bolt, and the fastening bolt is threaded with fastening sleeve, described
Fastening sleeve abuts with end cap；It is provided with to contact with end cap on the tank body and jacks up end cap so as to which that opens end cap rises
Lid arrangement；Fixed block is connected with the end cap, the card adapter plate with fixed block clamping is connected with the tank body；End cap is jacked up
Afterwards, fixed block and card adapter plate clamping.
Pass through above-mentioned technical proposal, at work, pump start, fluid enters filtering tank to filtering tank from oil inlet pipe
In, it is fuel-displaced from the flowline in filtering tank after the ring-type filter in filter tank, so as to complete the filtering to fluid；Cross
After the completion of filter, when being opened to end cap, fastening sleeve is simultaneously followed fastening bolt to turn to tank body by rotational fastener sleeve
In side wall；By playing contact of the lid arrangement with end cap, end cap is jacked up by playing the movement of lid arrangement；End cap is jacked up
Afterwards, the card adapter plate clamping on the fixed block and tank body on end cap, so that end cap is fixed on the state after opening, consequently facilitating right
The unlatching of end cap.
Preferably, described lid arrangement includes making cracking for end cap and tank body generation gap component and pass through by sliding
Abutting makes the jacking component that end cap rotates around hinged place.
Pass through above-mentioned technical proposal, the component that cracks open end cap top, end cap gap is present with tank body；Jacking component passes through
Abutting with end cap is so as to which end cap be rotated around tank body, so as to which end cap be opened.
Preferably, the tank body top offers chute, and the chute bottom is obliquely installed, it is described crack component include with
The sliding block of slide connection, the arc block being hinged with sliding block, the connecting rod being hinged with arc block and the handle with rod hinge connection,
Supporting plate is connected with the tank body, handle is hinged with tank body, and the sliding block is in chute during bosom, the top of sliding block and tank
The top of body is in same plane.
Pass through above-mentioned technical proposal, by rotational handle, drivening rod moves, so as to drive arc block to move, so that
Sliding block moves in chute, so that the top of sliding block is higher by the top of tank body, so as to which end cap top be opened, so that end cap and tank
Gap is left between body；For sliding block at chute bosom, the top of sliding block and the top of tank body are in same plane, consequently facilitating
End cap and tank body cover.
Preferably, the jacking component includes being fixed in jacking cylinder on tank body and affixed with jacking cylinder piston bar
Jacking block, the inserting groove placed for jacking block is offered on the tank body, after the jacking block is plugged on tank body, jacks block
Top and the top of tank body be in same plane.
Pass through above-mentioned technical proposal, jacking block jack the top of block and the top of tank body in same plane in inserting groove,
It is easy to covering for end cap and tank body；By the stretching of jacking cylinder piston bar, so as to drive jacking block to stretch out, so as to by end cap top
Go out, so as to complete the unlatching to end cap.
Preferably, the end cap bottom is connected with sealing strip, and the tank body top offers the sealing with sealing strip grafting
Groove.
Pass through above-mentioned technical proposal, end cap is by the seal groove grafting on sealing strip and tank body, so as to improve the close of tank body
Sealing property, so as to reduce oozing out for fluid, consequently facilitating the filtering to fluid.
Preferably, the bottom of the ring-type filter is connected with ring-type pressing plate, is connected with the side wall of the ring-type pressing plate
Grafting bar, the top of the ring-type filter are connected with grafting block, offered on the grafting block for the spacing of grafting bar grafting
Groove.
Pass through above-mentioned technical proposal, adjacent annular filter is by the grafting of grafting bar and stopper slot, so as to will be adjacent
Ring-type filter connects, consequently facilitating some ring-type filters are integrally put into or taken out.
Preferably, one end of the stopper slot is provided with limiting plate, and the limiting plate is fixedly connected with grafting block.
Pass through above-mentioned technical proposal, the limiting plate of stopper slot one end play spacing effect to grafting bar, reduce grafting bar
Swing offset, to grafting bar carry out it is circumferentially positioned, consequently facilitating the connection between adjacent annular filter.
Preferably, ring-type pressing plate is provided with the tank body, the ring-type pressing plate is placed on the top of some ring-type filters
Layer, after the end cap covers with tank body, the top of ring-type pressing plate abuts with end cap, and bottom abuts with ring-type filter；The ring
The side wall of shape pressing plate offers oil strain hole.
Pass through above-mentioned technical proposal, ring-type pressing plate top abut with end cap, so as to which ring-type pressing plate is by some ring-type filters
It is pressed in tank body, when being filtered to fluid, the displacement of ring-type filter vertical direction is reduced, consequently facilitating the mistake to fluid
Filter；Oil strain hole on ring-type pressing plate can make fluid by consequently facilitating fluid flows out from oil strain hole, consequently facilitating fluid from
It is fuel-displaced in flowline.
Preferably, the top of the ring-type filter is connected with handle.
Pass through above-mentioned technical proposal, ring-type filter is taken out of tank body by the way that handle affixed on ring-type filter is convenient
Go out, consequently facilitating clearing up ring-type filter.
In summary, the invention has the advantages that：At work, pump start, fluid is from oil inlet pipe for filtering tank
In enter in filtering tank, it is fuel-displaced from the flowline in filtering tank after the ring-type filter in filter tank, so as to complete pair
The filtering of fluid；After the completion of filtering, when being opened to end cap, fastening sleeve is simultaneously followed fastening bolt by rotational fastener sleeve
Turn in the side wall of tank body；By playing contact of the lid arrangement with end cap, end cap is jacked up by playing the movement of lid arrangement；
After end cap is jacked up, the card adapter plate clamping on the fixed block and tank body on end cap, so that end cap is fixed on the state after opening,
Consequently facilitating the unlatching to end cap；Ring-type pressing plate top abuts with end cap, so as to which some ring-type filters are pressed in by ring-type pressing plate
In tank body, when being filtered to fluid, the displacement of ring-type filter vertical direction is reduced, consequently facilitating the filtering to fluid；
Oil strain hole on ring-type pressing plate can make fluid by consequently facilitating fluid flows out from oil strain hole, consequently facilitating fluid is from fuel-displaced
It is fuel-displaced in pipe.
Brief description of the drawings
Fig. 1 is the overall schematic for embodying the present invention；
Fig. 2 is the enlarged drawing for embodying oil inlet valve in Fig. 1；
Fig. 3 is the enlarged drawing for embodying fuel-displaced valve in Fig. 1；
Fig. 4 is to embody the schematic diagram that end cap is opened；
Fig. 5 is the schematic diagram for embodying fastening sleeve；
Fig. 6 is the schematic diagram for embodying sliding block and chute；
Fig. 7 is the enlarged drawing for embodying the component that cracked in Fig. 4；
Fig. 8 is the schematic diagram for embodying ring-type filter；
Fig. 9 is the schematic diagram for embodying ring-type matching board；
Figure 10 is the enlarged drawing for embodying grafting block in Fig. 8；
Figure 11 is the enlarged drawing for embodying grafting bar in Fig. 9.
In figure：1st, tank body；11st, oil inlet pipe；111st, oil inlet valve；12nd, oil pump；13rd, flowline；131st, fuel-displaced valve；14、
Seal groove；15th, fastening bolt；16th, fastening sleeve；161st, swivel becket；162nd, bearing surface；17th, chute；18th, link slot；19th, prop up
Fagging；191st, support slot；192nd, connecting pole；193rd, connecting plate；2nd, end cap；21st, sealing strip；22nd, fixed block；23rd, card adapter plate；3、
Play lid arrangement；31st, crack component；311st, sliding block；312nd, arc block；313rd, connecting rod；314th, handle；3141st, handle groove；32nd, push up
Rise component；321st, jacking cylinder；322nd, block is jacked；323rd, inserting groove；4th, ring-type filter；41st, filter layer；42nd, ring-type coordinates
Plate；421st, grafting bar；4221st, stopper slot；422nd, grafting block；423rd, limiting plate；43rd, handle；5th, ring-type pressing plate；51st, oil strain hole.
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.Wherein identical parts identical reference
Represent.It should be noted that below in description the word "front", "rear", "left", "right", the "up" and "down" that use refer to it is attached
Direction in figure, word " bottom surface " and " top surface ", " interior " and " outer " are referred respectively to towards or away from particular elements geometric center
Direction.
A kind of filtering tank, as shown in figure 1, including tank body 1, being arranged on the end cap 2 on the top of tank body 1 and being arranged on tank body 1
The upper lid arrangement 3 for driving end cap 2 to depart from tank body 1；The bottom of the side wall of tank body 1 is connected with oil inlet pipe 11, is connected on oil inlet pipe 11
There is oil pump 12, oil inlet valve 111 is provided with oil inlet pipe 11（Such as Fig. 2）.
As shown in figures 1 and 3, the top of the side wall of tank body 1 is connected with flowline 13, and fuel-displaced valve is provided with flowline 13
131。
As shown in figure 4, the top of tank body 1 offers the seal groove 14 of ring-type, it is connected with end cap 2 and the grafting of seal groove 14
Sealing strip 21.
As shown in Figure 4 and Figure 5, the radian such as top of tank body 1 is provided with fastening bolt 15, one end of fastening bolt 15 and tank
Body 1 is be hinged；Fastening sleeve 16 is provided with fastening bolt 15, the top of fastening sleeve 16 is connected with swivel becket 161, fastening sleeve
The bearing surface 162 abutted with end cap 2 is offered on 16.
As shown in figures 1 to 6, playing lid arrangement 3 includes crack component 31 and jacking component 32；The top of tank body 1 offers cunning
Groove 17, chute 17 are symmetrical arranged on flowline 13；The bottom of chute 17 is inclined-plane, and chute 17 is close to the one end of flowline 13
Depth is more than depth of the chute 17 away from the one end of flowline 13.
As shown in Figure 6 and Figure 7, the component 31 that cracks includes being hinged with the sliding block 311 of the sliding connection of chute 17, with sliding block 311
Arc block 312, with arc block 312 be hinged connecting rod 313 and with connecting rod 313 be hinged handle 314；Tank body 1（Such as Fig. 1）'s
Side wall offers link slot 18, and link slot 18 connects with chute 17；Sliding block 311 extends link slot 18；Sliding block 311 is in chute 17
During inside deeper side, the top of sliding block 311 is in same plane with the top of tank body 1.
The supporting plate 19 vertical with side wall is connected with tank body 1, support slot 191, support slot 191 are offered in supporting plate 19
Upper sliding is connected with connecting pole 192, and one end of connecting pole 192 and connecting rod 313 is rotatablely connected；One end of handle 314 offers confession
The handle groove 3141 that connecting pole 192 slides, one end that handle 314 is provided with handle groove 3141 are arranged on supporting plate 19 and connecting rod 313
Between, handle 314 is socketed by handle groove 3141 and connecting pole 192；Connecting plate 193 is vertically connected with supporting plate 19, is connected
Plate 193 and supporting plate 19 are in the same plane；The middle part of handle 314 is be hinged with connecting plate 193.
Such as Fig. 1 and Fig. 4, jacking component 32 includes the jacking cylinder 321 being fixed on the lateral wall of tank body 1 and is plugged on tank
The jacking block 322 on the top of body 1, the top of tank body 1 offer the inserting groove 323 for the jacking grafting of block 322, jack block 322 and grafting
After the grafting of groove 323, jack the top of block 322 and be in same plane with the top of tank body 1；End cap 2 is connected with the hinged place of tank body 1
Fixed block 22, the card adapter plate 23 with the clamping of fixed block 22 is connected with tank body 1；After end cap 2 is jacked up, the fixed block on end cap 2
22 with the clamping of card adapter plate 23.
As shown in Figure 8 and Figure 9, tank body 1（As shown in Figure 1）Some ring-type filters 4 are inside provided with, on ring-type filter 4
It is connected with filter layer 41；The bottom of ring-type filter 4 is connected with ring-type matching board 42, and the lateral wall of ring-type matching board 42 is connected with grafting
Bar 421（As shown in figure 11）, lateral wall first-class radian setting of the grafting bar 421 in ring-type matching board 42；The top of ring-type filter 4
End is connected with grafting block 422（As shown in Figure 10）, the stopper slot 4221 for the grafting of grafting bar 421, limit are offered on grafting block 422
One end of position groove 4221 is connected with limiting plate 423；The top of ring-type filter 4 is connected with handle 43.Inserting on ring-type filter 4
Narrow bars 421 rotated on the top of adjacent annular filter 4 after with the grafting of stopper slot 4221.
As shown in Figure 4 and Figure 8, ring-type pressing plate 5 is provided with tank body 1, oil strain hole is offered in the side wall of ring-type pressing plate 5
51；After some ring-type filters 4 are placed in tank body 1, ring-type pressing plate 5 is placed on the top of ring-type filter 4, in end cap 2
After being covered with tank body 1, the bottom of end cap 2 abuts with the top of ring-type pressing plate 5.
The course of work：When being uncapped to filtering tank, by rotational handle 314 so as to which drivening rod 313 is to tank body 1
Direction is moved, so as to be slided with movable slider 311 to the direction away from flowline 13, so as to which end cap 2 is ejected gap by sliding block 311；
Start jacking cylinder 321, the piston rod ejection of jacking cylinder 321, so as to drive jacking block 322 to move straight up, so that will
Open on the top of end cap 2；End cap 2 is after rotation, the fixed block 22 on end cap 2 and the clamping of card adapter plate 23 on tank body 1, so that end cap 2
The state being fixed on after opening.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Claims (9)
1. a kind of filtering tank, including tank body (1) and the end cap (2) for being arranged on tank body (1) top, tank body (1) top connects
Flowline (13) is connected to, tank body (1) bottom is connected with oil inlet pipe (11), oil pump is connected with the oil inlet pipe (11)
(12)；Ring-type filter (4) is placed with the tank body (1), filter layer (41), its feature are connected with the annular filter plate
It is：The end cap (2) is be hinged with tank body (1), and tank body (1) top is hinged with fastening bolt (15), the fastening bolt
(15) fastening sleeve (16) is threaded with, the fastening sleeve (16) abuts with end cap (2)；It is provided with the tank body (1)
End cap (2) is jacked up so as to which that opens end cap (2) plays lid arrangement (3) by being contacted with end cap (2)；It is solid on the end cap (2)
Fixed block (22) is connected to, is connected with the tank body (1) and the card adapter plate (23) of fixed block (22) clamping；End cap (2) is jacked up
Afterwards, fixed block (22) and card adapter plate (23) clamping.
2. a kind of filtering tank according to claim 1, it is characterized in that：Described lid arrangement (3) includes making end by sliding
Cover (2) and produce the component that cracks (31) in gap and by abutting the jacking group for making end cap (2) be rotated around hinged place with tank body (1)
Part (32).
3. a kind of filtering tank according to claim 2, it is characterized in that：Tank body (1) top offers chute (17), institute
State chute (17) bottom to be obliquely installed, the component that cracks (31) includes the sliding block (311) being slidably connected with chute (17) and slided
The be hinged arc block (312) of block (311), the connecting rod (313) being hinged with arc block (312) and the hand being hinged with connecting rod (313)
Handle (314), supporting plate (19) is connected with the tank body (1), handle (314) is be hinged with tank body (1), and the sliding block (311) exists
During chute (17) interior bosom, the top of sliding block (311) is in same plane with the top of tank body (1).
4. a kind of filtering tank according to claim 2, it is characterized in that：The jacking component (32) includes being fixed in tank body
(1) jacking cylinder (321) and the jacking block (322) affixed with jacking cylinder (321) piston rod on, on the tank body (1)
The inserting groove (323) placed for jacking block (322) is offered, after the jacking block (322) is plugged on tank body (1), jacks block
(322) top and the top of tank body (1) are in same plane.
5. a kind of filtering tank according to claim 1, it is characterized in that：End cap (2) bottom is connected with sealing strip (21),
Tank body (1) top offers and the seal groove (14) of sealing strip (21) grafting.
6. a kind of filtering tank according to claim 1, it is characterized in that：The bottom of the ring-type filter (4) is connected with ring
Shape pressing plate (5), grafting bar (421) is connected with the side wall of the ring-type pressing plate (5), the top of the ring-type filter (4) is consolidated
Grafting block (422) is connected to, the stopper slot (4221) for grafting bar (421) grafting is offered on the grafting block (422).
7. a kind of filtering tank according to claim 6, it is characterized in that：One end of the stopper slot (4221) sets limited location
Plate (423), the limiting plate (423) are fixedly connected with grafting block (422).
8. a kind of filtering tank according to claim 1, it is characterized in that：Ring-type pressing plate (5) is provided with the tank body (1),
The ring-type pressing plate (5) is placed on the top layer of some ring-type filters (4), after the end cap (2) covers with tank body (1), ring-type
The top of pressing plate (5) abuts with end cap (2), and bottom abuts with ring-type filter (4)；The side wall of the ring-type pressing plate (5) opens up
There is oil strain hole (51).
9. a kind of filtering tank according to claim 1, it is characterized in that：The top of the ring-type filter (4) is connected with handle
Hand (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148617.8A CN107744677A (en) | 2017-11-17 | 2017-11-17 | A kind of filtering tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148617.8A CN107744677A (en) | 2017-11-17 | 2017-11-17 | A kind of filtering tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107744677A true CN107744677A (en) | 2018-03-02 |
Family
ID=61252200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711148617.8A Pending CN107744677A (en) | 2017-11-17 | 2017-11-17 | A kind of filtering tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107744677A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082797A (en) * | 2021-04-19 | 2021-07-09 | 山东龙安泰环保科技有限公司 | High ammonia nitrogen containing sewage ground cyclic utilization purifier |
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| US6814878B2 (en) * | 1999-12-17 | 2004-11-09 | Pfizer Science And Technology Ireland Limited | Process for carrying out a hydrogenation reaction and removing pyrophoric catalyst |
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| CN204051601U (en) * | 2014-09-29 | 2014-12-31 | 浙江迦南科技股份有限公司 | The pneumatic cap-opening mechanism of wet granulator |
| CN206152450U (en) * | 2016-11-11 | 2017-05-10 | 北京国林系统家具有限公司 | Negative pressure filter vat |
| CN206404338U (en) * | 2017-01-20 | 2017-08-15 | 广州市博林机械设备有限公司 | A kind of boiler lever hood-opening device |
| CN107057850A (en) * | 2017-05-31 | 2017-08-18 | 湖南神农国油生态农业发展有限公司 | A kind of tea oil effective filter |
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2017
- 2017-11-17 CN CN201711148617.8A patent/CN107744677A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6814878B2 (en) * | 1999-12-17 | 2004-11-09 | Pfizer Science And Technology Ireland Limited | Process for carrying out a hydrogenation reaction and removing pyrophoric catalyst |
| CN102806451A (en) * | 2011-05-31 | 2012-12-05 | 深圳富泰宏精密工业有限公司 | Assembly fixture |
| CN204051601U (en) * | 2014-09-29 | 2014-12-31 | 浙江迦南科技股份有限公司 | The pneumatic cap-opening mechanism of wet granulator |
| CN206152450U (en) * | 2016-11-11 | 2017-05-10 | 北京国林系统家具有限公司 | Negative pressure filter vat |
| CN206404338U (en) * | 2017-01-20 | 2017-08-15 | 广州市博林机械设备有限公司 | A kind of boiler lever hood-opening device |
| CN107057850A (en) * | 2017-05-31 | 2017-08-18 | 湖南神农国油生态农业发展有限公司 | A kind of tea oil effective filter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113082797A (en) * | 2021-04-19 | 2021-07-09 | 山东龙安泰环保科技有限公司 | High ammonia nitrogen containing sewage ground cyclic utilization purifier |
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Application publication date: 20180302 |
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