CN208511967U - Filter, water sealed tank and flare system - Google Patents
Filter, water sealed tank and flare system Download PDFInfo
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- CN208511967U CN208511967U CN201820596485.9U CN201820596485U CN208511967U CN 208511967 U CN208511967 U CN 208511967U CN 201820596485 U CN201820596485 U CN 201820596485U CN 208511967 U CN208511967 U CN 208511967U
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- shell
- pipe
- filter
- water inlet
- inlet pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 239000007787 solid Substances 0.000 claims abstract description 25
- 239000000203 mixture Substances 0.000 claims abstract description 13
- 230000004308 accommodation Effects 0.000 claims abstract description 7
- 238000010926 purge Methods 0.000 claims description 19
- 230000002000 scavenging effect Effects 0.000 claims description 14
- 239000010865 sewage Substances 0.000 claims description 14
- 206010037544 Purging Diseases 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 8
- 239000007788 liquid Substances 0.000 description 20
- 239000012535 impurity Substances 0.000 description 17
- 239000007789 gas Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 6
- 239000002817 coal dust Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Filtration Of Liquid (AREA)
Abstract
The utility model provides a kind of filter, water sealed tank and flare system, wherein filter includes: shell, has the accommodation space for accommodating solidliquid mixture, the side wall including the roof and bottom wall and setting that are oppositely arranged between the top and bottom walls；Water inlet pipe is arranged in the top of shell, water inlet pipe valve is provided on water inlet pipe；Outlet pipe is arranged in the top of shell, water outlet tube valve is provided on outlet pipe；The bottom of shell is arranged in so that the solid matter in solidliquid mixture is discharged in blowdown apparatus；Disturbance device is arranged on shell to disturb solidliquid mixture；Downtake pipe is arranged on water inlet pipe and between water inlet pipe valve and shell；Second exhaust pipe is arranged on outlet pipe and is located between water outlet tube valve and shell.The problem of the technical solution of the utility model effectively solves flare systems in the prior art can only wait cleaning liquidometer connecting pipeline during general overhaul, causes great security risk.
Description
Technical field
The utility model relates to chemical fields, in particular to a kind of filter, water sealed tank and flare system.
Background technique
Can generate during the factories such as petrochemical plant, oil plant prepare chemical products some can not recycle or reprocess
Fuel gas, flare system is the equipment for handling these fuel gas.Flare system by above-mentioned gas fuel burning with
It reduces the pollution to environment and guarantees that factory safety produces.
To avoid the occurrence of tempering phenomenon, as shown in Figure 1, the torch upstream of flare system is typically provided with water sealed tank 20.Work as fire
Torch is tempered, flame by torch gas outlet enter water sealed tank 20 when because inlet duct in the water surface hereinafter, therefore preventing
Flame continues to propagate.But due to containing the impurity such as coal dust in torch upstream device discharge gas, in long-time discharge process,
The impurity such as coal dust can cause liquidometer 30 (liquidometer and teletransmission liquid on the spot by constantly depositing when water-sealed valve, water sealed tank 20
Position meter) connecting pipeline 40 block, lead to 30 failure of liquidometer.And in order to guarantee to produce, flare system remains operational state, this
Shi Wufa can only be waited on the spot and far transmission level meter connecting pipeline cleans and be cleaned liquid level meter communicating pipe during general overhaul
Line.During this period on the spot and far transmission level meter possibly can not normally monitor water-sealed valve, the liquid level in water sealed tank, system operation is given
Cause great security risk.Liquid level monitoring will cause liquid level superelevation not in time, and then will affect the normal of production upstream device
It discharges, cause to build the pressure.Liquid level is ultralow to be likely to cause flare system back draft, caused by influence meeting and its badly.
Utility model content
The utility model is intended to provide a kind of filter, water sealed tank and flare system, enables flare system Hand scarf,
Not only it is unimpeded to be able to maintain liquid level meter communicating pipe line, but also has not influenced to produce, it is clear during general overhaul to solve to wait in the prior art
The problem of washing liquidometer connecting pipeline, causing great security risk.
To achieve the goals above, one aspect according to the present utility model provides a kind of filter, comprising: shell,
With the accommodation space for accommodating solidliquid mixture, including the roof and bottom wall that are oppositely arranged and it is arranged between the top and bottom walls
Side wall；Water inlet pipe is arranged in the top of shell, water inlet pipe valve is provided on water inlet pipe；The top of shell is arranged in outlet pipe
Portion is provided with water outlet tube valve on outlet pipe；The bottom of shell is arranged in so that the solid in solidliquid mixture is discharged in blowdown apparatus
Substance；Disturbance device is arranged on shell to disturb solidliquid mixture；Downtake pipe, be arranged on water inlet pipe and be located at into
Between aqueduct valve and shell；Second exhaust pipe is arranged on outlet pipe and is located between water outlet tube valve and shell.
Further, disturbance device is the scavenging conduit being threaded through on shell, and the outlet end of scavenging conduit is arranged in accommodation space
In, purge hole is provided on the outlet end of scavenging conduit.
Further, scavenging conduit includes the first pipeline section and the second pipeline section interconnected, and purge hole is arranged in the first pipeline section
On, the second pipeline section is threaded through on side wall, and the first pipeline section is arranged perpendicular to bottom wall.
Further, purge hole is multiple, and multiple purge holes are respectively facing bottom wall and side wall setting.
Further, the diameter of purge hole is in 5mm between 10mm.
Further, roof is upper flange, and bottom wall is lower flange, and upper flange and/or lower flange are removably disposed in side
On wall, water inlet pipe and outlet pipe are threaded through in upper flange, and blowdown apparatus is arranged on lower flange.
Further, blowdown apparatus includes sewage pipe and the sewage draining valve that is arranged on sewage pipe.
Further, roof and/or bottom wall are welded on side wall.
Another aspect according to the present utility model provides a kind of water sealed tank, including tank body, liquidometer, filter, filtering
Device is arranged between tank body and liquidometer, and filter is above-mentioned filter, and tank body is connected with the water inlet pipe of filter, liquidometer
It is connected with the outlet pipe of filter.
Another aspect according to the present utility model, provides a kind of flare system, including water sealed tank, and water sealed tank is above-mentioned water
Sealed cans.
Using the technical solution of the utility model, in normal use, liquid from water inlet pipe fills shell and from outlet pipe stream
Out, solid settles realization in the housing and is separated by solid-liquid separation, and solid is avoided to result in blockage.When solid impurity is more in shell, close
Water inlet pipe valve and water outlet tube valve, are temporarily isolated pipeline for shell, so that shell is discharged from blowdown apparatus in solid impurity.It is arranging
It after solid impurity in shell, can be filled the water into shell, the gas in shell is arranged by downtake pipe and second exhaust pipe
Out.After shell refills water, water inlet pipe valve and water outlet tube valve can be opened, shell is connected into pipeline again.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the water sealed tank of the prior art；
Fig. 2 shows the schematic view of the front view of the water sealed tank of Fig. 1；
Fig. 3 shows the structural schematic diagram of the embodiment of filter according to the present utility model；
Fig. 4 shows the partial enlargement structural representation of the filter of Fig. 3；And
Fig. 5 shows the structural schematic diagram of the embodiment of water sealed tank according to the present utility model.
Wherein, the above drawings include the following reference numerals:
1, shell；2, water inlet pipe valve；3, water inlet pipe；4, first exhaust tube valve；5, downtake pipe；6, it is discharged pipe valve
Door；7, second exhaust tube valve；8, second exhaust pipe；9, outlet pipe；10, roof；11, tube valve is purged；12, scavenging conduit；13,
Purge hole；14, bottom wall；15, sewage draining valve；16, sewage pipe；17, valve is connected on liquidometer；18, valve is connected under liquidometer；
20, water sealed tank；30, liquidometer；40, connecting pipeline；70, tank body；80, liquidometer；90, filter.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the application and its application or making
Any restrictions.Based on the embodiment in the application, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall in the protection scope of this application.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
Up to the unlimited scope of the present application processed of formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
As shown in figure 3, the filter of the present embodiment includes shell 1, water inlet pipe 3, outlet pipe 9, blowdown apparatus, disturbance dress
It sets, downtake pipe 5 and second exhaust pipe 8.Wherein, shell 1 has the accommodation space for accommodating solidliquid mixture, and shell 1 wraps
Include the roof 10 being oppositely arranged and bottom wall 14 and the side wall being arranged between roof 10 and bottom wall 14.Water inlet pipe 3 is arranged in shell
The top of body 1 is provided with water inlet pipe valve 2 on water inlet pipe 3.The top of shell 1 is arranged in outlet pipe 9, is provided on outlet pipe 9
It is discharged tube valve 6.The bottom of shell 1 is arranged in so that the solid matter in solidliquid mixture is discharged in blowdown apparatus, and disturbance device is set
It sets on shell 1 to disturb solidliquid mixture.Downtake pipe 5 is arranged on water inlet pipe 3 and is located at water inlet pipe valve 2 and shell
Between 1, second exhaust pipe 8 is arranged on outlet pipe 9 and is located between water outlet tube valve 6 and shell 1.
Using the technical solution of the present embodiment, in normal use, liquid from water inlet pipe 3 fills shell 1 and from outlet pipe 9
Outflow, solid settle realization within the case 1 and are separated by solid-liquid separation, and solid matter is avoided to result in blockage downstream pipe.When solid in shell 1
When body impurity is more, close water inlet pipe valve 2 and water outlet tube valve 6, temporarily by shell 1 be isolated pipeline, so as to solid impurity from
Shell 1 is discharged in blowdown apparatus.In exclusion shell 1 after solid impurity, it can be filled the water into shell 1, the gas in shell 1 passes through
Downtake pipe 5 and second exhaust pipe 8 are discharged.After shell 1 refills water, water inlet pipe valve 2 and outlet pipe can be opened
Shell 1 is connected into pipeline by valve 6 again.When the particles such as coal dust settle within the case 1 is gathered into bulk, disturbance device can
The liquid and solid in shell 1 are disturbed, bulk solid is made to be dispersed into little particle again, convenient for discharge.
As shown in figure 3, the roof 10 of the present embodiment is upper flange, bottom wall 14 is lower flange, upper flange and lower flange
Releasably it is arranged on side wall, water inlet pipe 3 and outlet pipe 9 are threaded through in upper flange, and blowdown apparatus is arranged on lower flange.Disturbance
Device allows the filter of the present embodiment to empty impurity therein as much as possible under conditions of not opening shell 1, detachably
The upper lower flange of ground setting makes the shell 1 of the present embodiment content impurity can also be discharged by way of dismantling cleaning, makes this reality
The clean method for applying the filter of example is various, flexible.
In other embodiments, roof and bottom wall can also be directly welded on side wall.
As shown in Figure 3 and Figure 4, the blowdown apparatus of the present embodiment includes sewage pipe 16 and the blowdown that is arranged on sewage pipe 16
Valve 15.When filter at work, open water inlet pipe valve 2 and water outlet tube valve 6, close sewage draining valve 15, first exhaust
Tube valve 4 and second exhaust tube valve 7, enable solidliquid mixture to retain within the case 1, and then after liquid is full of shell 1
Liquid is flowed out from outlet pipe 9, and impurity settles within the case 1.When filter carries out the cleaning of daily deslagging, can be entered with Temporarily Closed
Aqueduct valve 2 and water outlet tube valve 6, are temporarily isolated pipeline for shell 1, and opening sewage draining valve 15 is discharged miscellaneous by sewage pipe 16
Matter can open the pressure in first exhaust tube valve 4 and the balance shell 1 of second exhaust tube valve 7 during this.Work as filter
When needing more thoroughly to be cleaned after running the long period, water inlet pipe valve 2 and water outlet tube valve 6 can be closed and unloaded
Roof 10 and bottom wall 14 can pass through the cleaning effect of visual determination filter to cleaning in shell 1 in this way.
As shown in figure 4, the disturbance device of the present embodiment is the scavenging conduit 12 being threaded through on shell 1, the outlet of scavenging conduit 12
End is arranged in accommodation space, and purge hole 13 is provided on the outlet end of scavenging conduit 12.In the daily deslagging cleaning of above-mentioned filter
In the process, purging tube valve 11 can be opened, gas or liquid is passed through into shell 1 by scavenging conduit 12, solid impurity is blown
It dissipates or breaks up, and separate the impurity on the inner wall for being sticked to shell 1 with shell 1, filter is made not have the case where visual determination
Under also can effectively clean shell 1.After the completion of 1 cleaning of shell, sewage draining valve 15 and purging tube valve 11 are closed, is first protected
First exhaust tube valve 4, the unlatching of second exhaust tube valve 7 are held, closing the water outlet opening water inlet pipe valve 2 of tube valve 6 fills liquid
Full shell 1 and the gas being discharged in shell 1, downtake pipe 5 and second exhaust pipe 8.When in shell 1 gas empty after close the
One exhaust valve 4 and second exhaust tube valve 7 simultaneously open water outlet tube valve 6, and filter is connected into.
Preferably, the exit bend of the downtake pipe 5 of the present embodiment and second exhaust pipe 8 is arranged, to avoid gas court
It is sprayed to staff.
As shown in figure 4, the scavenging conduit 12 of the present embodiment includes the first pipeline section interconnected and the second pipeline section, purge hole 13
On the first segment, the second pipeline section is threaded through on side wall for setting, and the first pipeline section is arranged perpendicular to bottom wall 14.Preferably, such as Fig. 4 institute
Show, the purge hole 13 of the present embodiment be it is multiple, multiple purge holes 13 are respectively facing bottom wall 14 and side wall setting.In this way from purge hole
The air-flow or water flow of 13 outflows can cover whole inner surfaces of shell 1 as much as possible, improve cleaning deslagging effect.
To make air-flow or water flow that there is enough pressure so that impurity decomposes or separation, the purge hole 13 of the present embodiment it is straight
Diameter is in 5mm between 10mm.
The utility model additionally provides a kind of water sealed tank, as shown in figure 5, the water sealed tank of the present embodiment includes tank body 70, liquid
Position meter 80, filter 90, filter 90 are arranged between tank body 70 and liquidometer 80, and filter 90 is with above-mentioned technical characteristic
Filter.Specifically, tank body 70 is connected with the water inlet pipe 3 of filter 90,9 phase of outlet pipe of liquidometer 80 and filter 90
Even, the upper and lower side of liquidometer 80, which is respectively arranged on liquidometer to be connected under valve 17 and liquidometer, is connected to valve 18.The present embodiment
Water sealed tank have the advantages that can Hand scarf, do not influence to produce, be not easy to plug.
The utility model additionally provides a kind of flare system, includes according to the flare system (not shown) of the present embodiment
Water sealed tank, water sealed tank are above-mentioned water sealed tank.The flare system of the present embodiment have can Hand scarf water sealed tank, do not influence to give birth to
It produces, the advantage that liquidometer is not easy to plug, production security is high.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
In normal use, liquid is filled shell from water inlet pipe and is flowed out of the water outlet pipe, and it is solid that solid settles realization in the housing
Liquid separation, avoids solid matter from resulting in blockage downstream pipe.When solid impurity is more in shell, close water inlet pipe valve and
It is discharged tube valve, pipeline temporarily is isolated in shell, so that shell is discharged from blowdown apparatus in solid impurity.Excluding solid in shell
It after impurity, can be filled the water into shell, the gas in shell is discharged by downtake pipe and second exhaust pipe.When shell again
After filling water, water inlet pipe valve and water outlet tube valve can be opened, shell is connected into pipeline again.When the particles such as coal dust are in shell
When middle sedimentation is gathered into bulk, disturbance device can disturb liquid and solid in shell, be dispersed into bulk solid again small
Particle, convenient for discharge.
In the description of the present application, it is to be understood that the noun of locality such as " front, rear, top, and bottom, left and right ", " laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System is merely for convenience of description the application and simplifies description, and in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is the limitation to the application protection scope；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned (80 degree of rotation or being in other orientation) with other different modes, and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
Apply for the limitation of protection scope.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of filter characterized by comprising
Shell (1) has the accommodation space for accommodating solidliquid mixture, including the roof (10) and bottom wall (14) that are oppositely arranged and
The side wall being arranged between the roof (10) and the bottom wall (14)；
Water inlet pipe (3), setting are provided with water inlet pipe valve (2) on the top of the shell (1), the water inlet pipe (3)；
Outlet pipe (9), setting are provided with water outlet tube valve (6) on the top of the shell (1), the outlet pipe (9)；
The solid matter in the bottom of the shell (1) to be discharged in the solidliquid mixture is arranged in blowdown apparatus；
Disturbance device is arranged on the shell (1) to disturb the solidliquid mixture；
Downtake pipe (5), be arranged on the water inlet pipe (3) and be located at the water inlet pipe valve (2) and the shell (1) it
Between；
Second exhaust pipe (8), be arranged on the outlet pipe (9) and be located at the water outlet tube valve (6) and the shell (1) it
Between.
2. filter according to claim 1, which is characterized in that the disturbance device is to be threaded through on the shell (1)
Scavenging conduit (12), the outlet end of the scavenging conduit (12) is arranged in the accommodation space, the outlet of the scavenging conduit (12)
Purge hole (13) are provided on end.
3. filter according to claim 2, which is characterized in that the scavenging conduit (12) includes the first pipe interconnected
Section and the second pipeline section, the purge hole (13) are arranged on first pipeline section, and second pipeline section is threaded through on the side wall,
First pipeline section is arranged perpendicular to the bottom wall (14).
4. filter according to claim 2, which is characterized in that the purge hole (13) is multiple, multiple purgings
Hole (13) is respectively facing the bottom wall (14) and side wall setting.
5. filter according to claim 2, which is characterized in that the diameter of the purge hole (13) 5mm to 10mm it
Between.
6. filter according to claim 1, which is characterized in that the roof (10) is upper flange, the bottom wall (14)
For lower flange, the upper flange and/or the lower flange are removably disposed on the side wall, the water inlet pipe (3) and institute
It states outlet pipe (9) to be threaded through in the upper flange, the blowdown apparatus is arranged on the lower flange.
7. filter according to claim 1, which is characterized in that the blowdown apparatus includes that sewage pipe (16) and setting exist
Sewage draining valve (15) on the sewage pipe (16).
8. filter according to claim 1, which is characterized in that the roof (10) and/or the bottom wall (14) welding
On the side wall.
9. a kind of water sealed tank, including tank body (70), liquidometer (80), filter (90), the filter (90) is arranged described
Between tank body (70) and the liquidometer (80), which is characterized in that the filter (90) is any one of claims 1 to 8
The filter, the tank body (70) are connected with the water inlet pipe (3) of the filter (90), the liquidometer (80) with it is described
The outlet pipe (9) of filter (90) is connected.
10. a kind of flare system, including water sealed tank, which is characterized in that the water sealed tank is water sealed tank as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820596485.9U CN208511967U (en) | 2018-04-24 | 2018-04-24 | Filter, water sealed tank and flare system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820596485.9U CN208511967U (en) | 2018-04-24 | 2018-04-24 | Filter, water sealed tank and flare system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208511967U true CN208511967U (en) | 2019-02-19 |
Family
ID=65341168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820596485.9U Active CN208511967U (en) | 2018-04-24 | 2018-04-24 | Filter, water sealed tank and flare system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208511967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682542A (en) * | 2020-12-28 | 2021-04-20 | 大连福佳·大化石油化工有限公司 | Improved liquid level pressure tapping structure of torch water-sealed tank |
-
2018
- 2018-04-24 CN CN201820596485.9U patent/CN208511967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112682542A (en) * | 2020-12-28 | 2021-04-20 | 大连福佳·大化石油化工有限公司 | Improved liquid level pressure tapping structure of torch water-sealed tank |
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