CN107098082A - A kind of anti-overflow cofferdam of pressure vessels for the chemical industry group - Google Patents
A kind of anti-overflow cofferdam of pressure vessels for the chemical industry group Download PDFInfo
- Publication number
- CN107098082A CN107098082A CN201710454573.5A CN201710454573A CN107098082A CN 107098082 A CN107098082 A CN 107098082A CN 201710454573 A CN201710454573 A CN 201710454573A CN 107098082 A CN107098082 A CN 107098082A
- Authority
- CN
- China
- Prior art keywords
- cofferdam
- chemical industry
- pressure vessels
- consent
- lift gate
- 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.)
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Links
- 239000000126 substance Substances 0.000 title claims abstract description 36
- 238000007667 floating Methods 0.000 claims abstract description 25
- 238000005260 corrosion Methods 0.000 claims description 24
- 230000007797 corrosion Effects 0.000 claims description 23
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical group [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 239000010936 titanium Substances 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 29
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 230000002045 lasting effect Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 230000001458 anti-acid effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/22—Safety features
- B65D90/24—Spillage-retaining means, e.g. recovery ponds
Abstract
The invention belongs to safety engineering field, specifically related to a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group, it includes multiple cofferdam being disposed adjacent, overflowing mouthful is provided with shared embankment wall between two cofferdam of arbitrary neighborhood, lift gate is provided with each overflowing mouthful, the top of the both sides shop front of lift gate is respectively and fixedly provided with floating body, and the averag density of the floating body of lift gate and its both sides is less than the Media density in each pressure vessels for the chemical industry.The beneficial effects of the invention are as follows：The present invention makes full use of plant area's area by law of buoyancy, effectively using the container in each cofferdam, prevents that the liquid medium of leakage is excessive to plant area place of safety, effectively reduces damaging range, safe.
Description
Technical field
The invention belongs to safety engineering field, and in particular to a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group.
Background technology
《Code for fire protection design of buildings》、《Chemical plant installations equipment layout design technical stipulation》With《Petrochemical enterprise is set
Count fire safety rules》In provide every liquid hazardous chemicals container, as long as stored material have it is poisonous, with corrosivity
Or inflammable and explosive danger, cofferdam all should be set around container area, and corrosive materials container area cofferdam is with should still laying corrosion protection
Brick.Wherein, different classes of container should not share cofferdam area, be difficult to separate if container is adjacent, cofferdam is set respectively
When, separation levee is must be provided between container.I.e. in chemical industry plant area, often because land used is nervous, or technique needs, therefore multiple appearances
Device is disposed adjacent, one of separation levee of midfeather.
Maximum appearance of the dischargeable capacity in the equipment such as electric, cofferdam not less than the container in cofferdam must not be provided with cofferdam
Device, therefore when there is container leakage accident, no automatic detection system, therefore can not monitor, and the material of pipeline
Often do not stop, often slowly escaping through outside cofferdam, cause liquid flow to be dissipated to plant area, expand damaging range, with compared with
Big potential safety hazard.
The content of the invention
The purpose of the present invention is that the defect for overcoming prior art to exist makes full use of plant area there is provided one kind by law of buoyancy
Area, effectively using the container in each cofferdam, prevents that the liquid medium of leakage is excessive to plant area place of safety, effectively reduces harm
Scope, the safe anti-overflow cofferdam of pressure vessels for the chemical industry group.
The technical solution adopted for the present invention to solve the technical problems is：A kind of anti-overflow cofferdam of pressure vessels for the chemical industry group, it includes
Overflowing mouthful, each overflowing mouthful are provided with shared embankment wall between multiple cofferdam being disposed adjacent, two cofferdam of arbitrary neighborhood
In be provided with lift gate, the top of the both sides shop front of lift gate is respectively and fixedly provided with floating body, lift gate and its two
The averag density of the floating body of side is less than the Media density in each pressure vessels for the chemical industry.
Due to averag density=gross mass/cumulative volume, the averag density of the floating body of lift gate and its both sides is less than respectively
Media density in individual pressure vessels for the chemical industry, and floating body is fixed on the top of lift gate；Therefore when the leakage of a certain pressure vessels for the chemical industry
When, liquid medium is slowly increased to the top of lift gate, now liquid medium by buoyancy by lift gate and floating body
Integral structure integrally hold up lifting.Then, the liquid medium in the cofferdam residing for the pressure vessels for the chemical industry is entered by overflowing mouthful
In another adjacent cofferdam.Similarly, also can be by buoyancy by another cofferdam when liquid medium is filled in another cofferdam soon
The lift gate of interior opposite side and the integral structure of floating body integrally hold up lifting, liquid medium is entered by overflowing mouthful
In the 3rd adjacent cofferdam.Other adjacent cofferdam with this similarly.Container cluster arranged in a straight line is present invention can be suitably applied to, or
The container cluster of person's two-wire arrangement, can also be applied to other kinds of container arrangements form.Wherein, for along more than three straight lines
The container cluster of arrangement, it is relatively inexpensive when the elevating structure is used in the cofferdam of the row of outside two.The present invention is former by buoyancy
Reason makes full use of plant area's area, effectively using the container in each cofferdam, prevents that the liquid medium of leakage is excessive to plant area place of safety,
Damaging range is effectively reduced, it is safe.
Specifically, each floating body is PTFE hollow shells or RPTFE hollow shells；It reduce further the entirety of floating body
Density, material is easy to make；Wherein PTFE or RPTFE anti-corrosive properties are high, with antiacid alkali resistant, resist various organic solvents, and excellent
The characteristics of good chemical stability, corrosion resistance, heatproof is excellent (can the long-term work at a temperature of positive 250 DEG C to minus 180 DEG C),
All solvents are practically insoluble in, service life is long.
Further, each lift gate is titanium check door, and the trade mark is TA2.Titanium plate density is light, only 4.51g/
Cm^3, suitable for the buoyant lift of the present invention, corrosion resistance is also fabulous.
Further, hanger is respectively and fixedly provided with the top of each lift gate, is easy to mount and dismount by hanger.
Specifically, the anti-overflow cofferdam of pressure vessels for the chemical industry group also includes being equipped with the first consent in controller, each cofferdam, floating body
The upper surface with lift gate is overlapped above, and the hole depth of the first consent is less than the maximum lifting travel of lift gate, and
More than the half of the maximum lifting travel of lift gate；The first sealing-plug is combined with first consent, the first sealing-plug passes through
Connecting rod is fixedly connected with lift gate；Each first consent is communicated to supervisor, the port of export of supervisor by the first branch pipe
Connect the input of corrosion protection pump；Pipe pressure sensor is provided with the pipeline of supervisor, the output end of pipe pressure sensor is electrically connected
The input of controller is connected to, the output end of controller is electrically connected to corrosion protection pump, and the output end of corrosion protection pump is communicated to stand-by storage.
Before liquid medium is filled soon in all cofferdam, lift gate is opened into the hole depth equal to the first consent
Stroke when, now lift gate drives the first sealing-plug to open the first consent, and medium also can be from passing sequentially through the first consent
Entered to the first branch pipe in supervisor.When pipe pressure sensor senses the hydraulic pressure of lasting rising, control is sent a signal to
Liquid medium in supervisor is delivered to stand-by storage and temporarily deposited by device, controller control corrosion protection pump, further avoid
Liquid spill in cofferdam, further increases security.
Further, the central axis of the first consent and the first branch pipe is overlapped, and the diameter of the first consent is more than the first branch pipe
External diameter, be provided with wire mesh screens at the connected entrance of the first branch pipe and the first consent.First consent and the first branch pipe constitute counter bore structure,
It is easy to sealing, while wire mesh screens can prevent outside debris from blocking pipeline.
Further, if the periphery of the first sealing-plug is provided with arterial highway circumferential groove, it is equipped with circumferential groove O-shaped close
Seal；O-ring seal elasticity is good, and the structure is easy to effectively seal against.
Further, it is equipped with each cofferdam in the second consent, the second consent and is combined with the second sealing-plug, each second
Consent is communicated to supervisor by the second branch pipe.When rainy day ponding, operative employee can be allowed to open the second sealing-plug, make ponding successively
Entered to by the second consent and the second branch pipe in supervisor, and it is the same with liquid medium is conveyed, it is emitted into by corrosion protection pump standby
In storage tank, prevent rainwater from accumulating.
Further, be also communicated with the 3rd branch pipe on the pipeline of supervisor, the 3rd branch pipe is communicated to air, the 3rd branch pipe it is logical
Gas port is higher than the top in cofferdam；Main pipe connects air all the time, and the lifting of the first sealing-plug can be avoided to be produced during opening
Negative pressure, it is convenient to open.
Further, the ventilation end of the 3rd branch pipe is communicated to air by cowl, and rainwater can be avoided to enter in supervisor,
Prevent pipe pressure sensor false sense should, it is to avoid corrosion protection pump dallies.Wherein, each above-mentioned pipeline of the present invention is predeterminable puts
In concrete structure in cofferdam, exterior tubing can be avoided to pass through the embankment wall in each cofferdam, while being not provided with each cofferdam
Electrical equipment, meets specification and technical standard.
A kind of beneficial effect in the anti-overflow cofferdam of pressure vessels for the chemical industry group of the present invention is：
1. the present invention makes full use of plant area's area by law of buoyancy, effectively using the container in each cofferdam, leakage is prevented
Liquid medium it is excessive to plant area place of safety, effectively reduce damaging range, it is safe；
2. before liquid medium is filled soon in all cofferdam, lift gate is opened into the hole depth equal to the first consent
During the stroke of degree, now lift gate drives the first sealing-plug to open the first consent, and medium also can be from passing sequentially through the first plug
Hole and the first branch pipe are entered in supervisor；When pipe pressure sensor senses the hydraulic pressure of lasting rising, control is sent a signal to
Liquid medium in supervisor is delivered to stand-by storage and temporarily deposited by device processed, controller control corrosion protection pump, is further avoided
Liquid spill in cofferdam, further increases security；
3. being equipped with the second consent in each cofferdam, the second sealing-plug is combined with the second consent, each second consent is equal
Supervisor is communicated to by the second branch pipe；When rainy day ponding, operative employee can be allowed to open the second sealing-plug, ponding is passed sequentially through the
Two consents and the second branch pipe are entered in supervisor, and the same with liquid medium is conveyed, and are emitted into by corrosion protection pump in stand-by storage,
Prevent rainwater from accumulating；
4. being also communicated with the 3rd branch pipe on the pipeline of supervisor, the 3rd branch pipe is communicated to air, and the blow vent of the 3rd branch pipe is high
Top in cofferdam；Main pipe connects air all the time, the negative pressure that the lifting of the first sealing-plug can be avoided to be produced during opening,
Open convenient；
5. the ventilation end of the 3rd branch pipe is communicated to air by cowl, rainwater can be avoided to enter in supervisor, pipe is prevented
Road pressure sensor false sense should, it is to avoid corrosion protection pump dallies.
Brief description of the drawings
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of partial sectional view in the anti-overflow cofferdam of pressure vessels for the chemical industry group of the present invention；
Fig. 2 is the partial enlarged drawing of part A in Fig. 1；
Fig. 3 is B direction views in Fig. 1；
Fig. 4 is the partial enlarged drawing of C portion in Fig. 1.
Wherein：1. cofferdam；2. lift gate；3. floating body；4. hanger；5. the first sealing-plug；6. connecting rod；7. first
Pipe；8. supervisor；9. corrosion protection pump；10. pipe pressure sensor；11. stand-by storage；12. wire mesh screens；13.O type sealing rings；14. the
Three branch pipes；15. cowl；16. the second sealing-plug；17. the second branch pipe.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
A kind of specific embodiment in the anti-overflow cofferdam of pressure vessels for the chemical industry group of the invention as Figure 1-Figure 4, it includes multiple
It is provided with shared embankment wall between the cofferdam 1 being disposed adjacent, two cofferdam 1 of arbitrary neighborhood in overflowing mouthful, each overflowing mouthful
Be provided with lift gate 2, the top of the both sides shop front of lift gate 2 is respectively and fixedly provided with floating body 3, lift gate 2 and its
The averag density of the floating body 3 of both sides is less than the Media density in each pressure vessels for the chemical industry.
Due to averag density=gross mass/cumulative volume, the averag density of the floating body 3 of lift gate 2 and its both sides is less than
Media density in each pressure vessels for the chemical industry, and floating body 3 is fixed on the top of lift gate 2；Therefore when a certain pressure vessels for the chemical industry
During leakage, liquid medium is slowly increased to the top of lift gate 2, now liquid medium by buoyancy by lift gate 2
Lifting is integrally held up with the integral structure of floating body 3.Then, the liquid medium in the cofferdam 1 residing for the pressure vessels for the chemical industry passes through row
Overflow lip enters in another adjacent cofferdam 1.Similarly, when liquid medium is filled in another cofferdam 1 soon, it can also be incited somebody to action by buoyancy
The lift gate 2 of opposite side in another cofferdam 1 and the integral structure of floating body 3 integrally hold up lifting, make liquid medium
Entered by overflowing mouthful in the 3rd adjacent cofferdam 1.Other adjacent cofferdam 1 with this similarly.The present embodiment is applicable to directly
The container cluster of line arrangement, or the container cluster that two-wire is arranged, can also be applied to other kinds of container arrangements form.Its
In, for along more than three container clusters arranged in a straight line, when the elevating structure is used in the cofferdam 1 of the row of outside two, compared with
For economy.The present embodiment makes full use of plant area's area by law of buoyancy, effectively using the container in each cofferdam 1, prevents leakage
Liquid medium it is excessive to plant area place of safety, effectively reduce damaging range, it is safe.
Specifically, each floating body 3 is PTFE hollow shells or RPTFE hollow shells；It reduce further the whole of floating body 3
Volume density, material is easy to make；Wherein PTFE or RPTFE anti-corrosive properties are high, with antiacid alkali resistant, resist various organic solvents, and
The characteristics of excellent chemical stability, corrosion resistance, heatproof it is excellent (can at a temperature of positive 250 DEG C to minus 180 DEG C permanent worker
Make), all solvents are practically insoluble in, service life is long.
Further, each lift gate 2 is titanium check door, and the trade mark is TA2.Titanium plate density is light, is only
4.51g/cm^3, suitable for the buoyant lift of the present embodiment, corrosion resistance is also fabulous.
Further, the top of each lift gate 2 is respectively and fixedly provided with hanger 4, is easy to mount and dismount by hanger 4.
Specifically, the anti-overflow cofferdam of pressure vessels for the chemical industry group also includes being equipped with the first consent, floating body 3 in controller, each cofferdam 1
Above and the upper surface of lift gate 2 overlap, the hole depth of the first consent is less than the maximum lifting row of lift gate 2
Journey, and the half of the maximum lifting travel more than lift gate 2；The first sealing-plug 5, the first sealing are combined with first consent
Plug 5 is fixedly connected by connecting rod 6 with lift gate 2；Each first consent is communicated to supervisor 8 by the first branch pipe 7, main
The port of export of pipe 8 connects the input of corrosion protection pump 9；Pipe pressure sensor 10, pipeline pressure sensing are provided with the pipeline of supervisor 8
The output end of device 10 is electrically connected to the input of controller, and the output end of controller is electrically connected to corrosion protection pump 9, corrosion protection pump 9 it is defeated
Go out end and be communicated to stand-by storage 11.
Before liquid medium is filled soon in all cofferdam 1, lift gate 2 is opened into the hole depth equal to the first consent
During the stroke of degree, now lift gate 2 drives the first sealing-plug 5 to open the first consent, and medium also can be from passing sequentially through first
Consent and the first branch pipe 7 are entered in supervisor 8.When pipe pressure sensor 10 senses the hydraulic pressure of lasting rising, letter is sent
Number controller is given, controller controls corrosion protection pump 9 that the liquid medium being responsible in 8 is delivered to stand-by storage 11 and temporarily deposited,
The liquid spill in cofferdam 1 is further avoid, security is further increased.
Further, the central axis of the first consent and the first branch pipe 7 is overlapped, and the diameter of the first consent is more than the first branch pipe
Wire mesh screens 12 are provided with the connected entrance of 7 external diameter, the first branch pipe 7 and the first consent.First consent and the first branch pipe 7 constitute counterbore
Structure, is easy to sealing, while wire mesh screens 12 can prevent outside debris from blocking pipeline.
Further, if the periphery of the first sealing-plug 5 is provided with arterial highway circumferential groove, it is equipped with circumferential groove O-shaped
Sealing ring 13；The elasticity of O-ring seal 13 is good, and the structure is easy to effectively seal against.
Further, it is equipped with each cofferdam 1 in the second consent, the second consent and is combined with the second sealing-plug 16, each
Second consent is communicated to supervisor 8 by the second branch pipe 17.When rainy day ponding, operative employee can be allowed to open the second sealing-plug 16,
Make that ponding passes sequentially through the second consent and the second branch pipe 17 is entered in supervisor 8, and it is the same with liquid medium is conveyed, pass through anti-corrosion
Pump 9 is emitted into stand-by storage 11, prevents rainwater from accumulating.
Further, the 3rd branch pipe 14 is also communicated with the pipeline of supervisor 8, the 3rd branch pipe 14 is communicated to air, the 3rd
The blow vent of pipe 14 is higher than the top in cofferdam 1；Air is connected all the time inside supervisor 8, can avoid what the lifting of the first sealing-plug 5 was opened
During the negative pressure that produces, open convenient.
Further, the ventilation end of the 3rd branch pipe 14 is communicated to air by cowl 15, and rainwater can be avoided to enter master
In pipe 8, prevent the false sense of pipe pressure sensor 10 should, it is to avoid corrosion protection pump 9 dallies.Wherein, each above-mentioned pipeline of the present embodiment
In the predeterminable concrete structure put in cofferdam 1, exterior tubing can be avoided to pass through the embankment wall in each cofferdam 1, while each
Electrical equipment is not provided with cofferdam 1, meets specification and technical standard.
It should be appreciated that specific embodiment described above is only used for explaining the present invention, it is not intended to limit the present invention.By
Among the obvious changes or variations that the spirit of the present invention is extended out is still in protection scope of the present invention.
Claims (10)
1. a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group, it is characterised in that：Including multiple cofferdam (1) being disposed adjacent, arbitrary neighborhood
It is provided with shared embankment wall between two cofferdam (1) in overflowing mouthful, each overflowing mouthful and is provided with lift gate (2), institute
The top for stating the both sides shop front of lift gate (2) is respectively and fixedly provided with floating body (3), the lift gate (2) and its both sides it is floating
The averag density of body (3) is less than the Media density in each pressure vessels for the chemical industry.
2. a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group according to claim 1, it is characterised in that：Each floating body (3) is
PTFE hollow shells or RPTFE hollow shells.
3. a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group according to claim 1 or 2, it is characterised in that：Each lift gate
(2) it is titanium check door, and the trade mark is TA2.
4. a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group according to claim 3, it is characterised in that：Each lift gate (2)
Top be respectively and fixedly provided with hanger (4).
5. a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group according to claim 1, it is characterised in that：The pressure vessels for the chemical industry group is anti-overflow
Cofferdam also includes being equipped with above the first consent, the floating body (3) in controller, each cofferdam (1) and lift gate (2)
Upper surface overlap, the hole depth of first consent is less than the maximum lifting travel of lift gate (2), and more than lift
The half of the maximum lifting travel of gate (2)；The first sealing-plug (5), first sealing-plug are combined with first consent
(5) it is fixedly connected by connecting rod (6) with lift gate (2)；Each first consent is communicated to master by the first branch pipe (7)
Manage (8), the input of the port of export connection corrosion protection pump (9) of the supervisor (8)；Pipeline pressure is provided with the pipeline of the supervisor (8)
Force snesor (10), the output end of the pipe pressure sensor (10) is electrically connected to the input of the controller, the control
The output end of device processed is electrically connected to corrosion protection pump (9), and the output end of the corrosion protection pump (9) is communicated to stand-by storage (11).
6. a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group according to claim 5, it is characterised in that：First consent and first
The central axis of branch pipe (7) is overlapped, and the diameter of first consent is more than the external diameter of the first branch pipe (7), first branch pipe (7)
With at the connected entrance of the first consent be provided with wire mesh screens (12).
7. a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group according to claim 5, it is characterised in that：First sealing-plug (5)
If periphery be provided with arterial highway circumferential groove, be equipped with O-ring seal (13) in the circumferential groove.
8. the anti-overflow cofferdam of a kind of pressure vessels for the chemical industry group according to any one of claim 5-7, it is characterised in that：Each cofferdam
(1) it is equipped with the second consent, second consent and is combined with the second sealing-plug (16), each second consent passes through second
Branch pipe (17) is communicated to supervisor (8).
9. the anti-overflow cofferdam of a kind of pressure vessels for the chemical industry group according to any one of claim 5-7, it is characterised in that：The supervisor
(8) the 3rd branch pipe (14) is also communicated with pipeline, the 3rd branch pipe (14) is communicated to air, the 3rd branch pipe (14)
Blow vent is higher than the top of cofferdam (1).
10. a kind of anti-overflow cofferdam of pressure vessels for the chemical industry group according to claim 9, it is characterised in that：3rd branch pipe (14)
Ventilation end air is communicated to by cowl (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710454573.5A CN107098082B (en) | 2017-06-14 | 2017-06-14 | Chemical container group anti-overflow cofferdam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710454573.5A CN107098082B (en) | 2017-06-14 | 2017-06-14 | Chemical container group anti-overflow cofferdam |
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| Publication Number | Publication Date |
|---|---|
| CN107098082A true CN107098082A (en) | 2017-08-29 |
| CN107098082B CN107098082B (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710454573.5A Active CN107098082B (en) | 2017-06-14 | 2017-06-14 | Chemical container group anti-overflow cofferdam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110721492A (en) * | 2019-11-15 | 2020-01-24 | 中化重庆涪陵化工有限公司 | Method for plugging sulfur leakage of liquid in rectification tank |
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| CN107098082B (en) | 2019-12-13 |
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Effective date of registration: 20200806 Address after: 233200 national agricultural science and Technology Park Innovation and entrepreneurship building, xisandian Town, Dingyuan County, Chuzhou City, Anhui Province Patentee after: Anhui Creative Technology Transfer Service Co.,Ltd. Address before: 450000 No. 1, building 62, No. 2110 hospital, 27 District, Henan, Zhengzhou Patentee before: Bai Hangbiao |
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Denomination of invention: A chemical container group anti overflow cofferdam Effective date of registration: 20231207 Granted publication date: 20191213 Pledgee: Anhui Dingyuan Minfeng Rural Bank Co.,Ltd. Pledgor: Anhui Creative Technology Transfer Service Co.,Ltd. Registration number: Y2023980069928 |
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Application publication date: 20170829 Assignee: Anhui Wangmeng Technology Development Co.,Ltd. Assignor: Anhui Creative Technology Transfer Service Co.,Ltd. Contract record no.: X2023980052299 Denomination of invention: A chemical container group anti overflow cofferdam Granted publication date: 20191213 License type: Exclusive License Record date: 20231220 |
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