CN208302524U - A kind of storage-tank waste gas processing unit - Google Patents
A kind of storage-tank waste gas processing unit Download PDFInfo
- Publication number
- CN208302524U CN208302524U CN201820123315.9U CN201820123315U CN208302524U CN 208302524 U CN208302524 U CN 208302524U CN 201820123315 U CN201820123315 U CN 201820123315U CN 208302524 U CN208302524 U CN 208302524U
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- blower
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- pipe line
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- 239000002912 waste gas Substances 0.000 title claims abstract description 21
- 239000007789 gas Substances 0.000 claims abstract description 123
- 230000003647 oxidation Effects 0.000 claims abstract description 33
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 33
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 65
- 229910052757 nitrogen Inorganic materials 0.000 claims description 33
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 description 9
- 238000006555 catalytic reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000009469 supplementation Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 239000012855 volatile organic compound Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The utility model discloses a kind of storage-tank waste gas processing units, including storage tank, exhaust pipe line, bleed valve, blower, blower introduction pipe line, blower to draw pipeline and oxidation unit；Tank top connects exhaust pipe line, and exhaust pipe line is connected with bleed valve, connects blower by blower introduction pipe line, and blower draws pipeline through blower and connects oxidation unit, and air inlet line is arranged in blower introduction pipe line.The utility model introduces air before blower, by adjusting exhaust gas and air mass flow, stablize the gas flow into blower, blower is always maintained at working condition, service intermittent influence caused by fan life is avoided, ensure that the continuous and steady operation of oxidation unit.
Description
Technical field
The utility model relates to a kind of storage-tank waste gas processing units, belong to petrochemical enterprise storage-tank waste gas processing technique neck
Domain.
Background technique
The exhaust gas of the tank fields such as the acid water tank field of petrochemical enterprise, Oil Tank discharge is main foul gas pollution
Source, the pollutants such as volatile hydrocarbon containing higher concentration in exhaust gas, if effective method is not taken to handle, it will serious dirty
Ambient enviroment is contaminated, the health of staff is influenced.Therefore, tank field exhaust emission is avoided to be directly discharged to ambient enviroment,
Tank field exhaust emission is timely and effectively handled, is a kind of important means for protecting environment.
Catalysis oxidation and regenerative oxidation are common two methods of VOCs treatment in recent years.Catalysis oxidation (catalysis combustion
Burn) technology refers under lower temperature (250~450 DEG C), by the effect of catalyst, the combustible component in exhaust gas aoxidized
For CO2And H2O, to achieve the purpose that purification gas, catalytic oxidation has low operation temperature, treatment effeciency height, reaction thorough
Bottom, the advantages that low energy consumption and safe operation.Regenerative oxidation (heat-accumulation combustion) technology refer to using accumulation of heat body heat transmitting by the way of,
Make organic exhaust gas and purified discharge gas alternate cycles, and absorb and release heat with heat storage, passes through periodic variation
Airflow direction to keep fire box temperature to stablize, regenerative oxidation method have the heat treatment thermal efficiency is high, treatment effeciency is high, low energy consumption,
The advantages that treatment effect is reliable and stable.But it is lower that two methods of catalysis oxidation and regenerative oxidation are required to handled exhaust gas concentration
To guarantee safety, therefore before exhaust gas enters catalysis oxidation or regenerative oxidation device, need to introduce large quantity of air by blower
Exhaust gas is diluted.
Storage tank exhaust includes calling out suction and discharge and small breathing to be vented, and it is mainly related to storage tank input and output material to call out suction and discharge, small
Breathing exhaust is mainly related to environment temperature, and when environment temperature increases, temperature raising can cause storage tank to be vented in storage tank
Phenomenon, when the environment temperature decreases, temperature reduction can cause storage tank venting event occur in storage tank.For Petroleum Storage Tank,
Contain pollutant in the exhaust of storage tank Big and Small Breath, discharge gas needs collection to handle.It collects gas and generally uses air-introduced machine, compressor
Deng the closed bleed of progress, there may be the excessive exhaust being drawn in storage tank during closed bleed, lead to storage tank storing liquid
Phenomena such as body volatilization loss increases.
CN205517146U discloses a kind of tank deck exhaust gas absorption device, including fan housing and pipeline, and the fan housing passes through two
The hinged ring flange of block is connect with pipeline, and the other end of pipeline is equipped with negative-pressure air fan, the bottom that air duct is contacted with tank deck
Equipped with the gasket enclosed around air duct one, the side of gasket is equipped at least one through-hole, so that filling into when absorbing exhaust gas a certain amount of
Air, reduce the volume of exhaust gas absorption device, enhance the continuity of work.But since tank deck aperture and shim through bore are straight
Lead in succession, tank deck exhaust gas may be spilt into surrounding air from the through-hole of gasket, even and if blower continuous work, exhaust gas flow and
The pressure of tank deck is also difficult to keep stablizing, and is unfavorable for the continuous and steady operation of rear end oil gas treating device.
CN205837686U discloses a kind of petroleum storage tank respiratory system, the breather valve including being located at tank top, breathing
Valve connects a bifurcated head, and bifurcated head includes cylindric main body, and main body wall is equipped with oil gas interface and nitrogen interface, bifurcated head
It is interior to be equipped with rotation plugging plate, oil gas interface or nitrogen interface are connected to switch breather valve.It is capable of handling the oil gas of storage tank volatilization,
Avoid pollution environment, and supplying nitrogen oil gas or atmosphere in oil gas treating device is avoided to enter storage tank causes tank inside to be corroded
Aggravation.But the rotation closure plate of bifurcated head is driven by motor and is rotated, and motor is easy to happen failure and poorly sealed easy leakage, and
Using metal detection body and close to switch, system failure point is more to be easy to happen exception, and atmosphere valve when system exception
It opens, tank deck exhaust gas can be spilt into air, cause environmental pollution.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of storage-tank waste gas processing unit, is arranged before blower
Bleed valve can introduce exhaust gas and air simultaneously, by automatically adjusting air mass flow, mix with air the exhaust gas into blower
Total gas flow rate is stablized, and blower is always maintained at working condition, avoids service intermittent influence caused by fan life, guarantees
The continuous and steady operation of oxidation unit.
The storage-tank waste gas processing unit of the utility model, including storage tank, exhaust pipe line, bleed valve, blower, blower draw
Enter pipeline, blower draws pipeline and oxidation unit；Tank top connects exhaust pipe line, and bleed valve connects exhaust pipe line
And blower introduction pipe line, blower draw pipeline through blower and connect oxidation unit.
The storage tank includes controlling nitrogen on the nitrogen pipeline into storage tank and nitrogen pipeline for introducing nitrogen gas into
The nitrogen valve of entrance, nitrogen pipeline are generally positioned at storage tank top；Nitrogen valve is pressure opening and closing valve, and tank inner pressure is lower than setting
When value, nitrogen is opened and supplemented into storage tank to nitrogen valve, and when tank inner pressure is greater than or equal to setting value, nitrogen valve is closed.
The exhaust emission tube line is used for the exhaust gas let-down vessel in storage tank, and setting control is useless on exhaust emission tube line
The exhaust gas valve of gas discharge, exhaust emission tube line are generally positioned at tank top；The exhaust gas valve is pressure-regulating valve, passes through storage
Pressure signal is sent to exhaust gas valve and then adjusts the aperture of exhaust gas valve by the pressure gauge on tank.
The storage tank is generally several, in parallel between storage tank when storage tank number more than one, the exhaust gas of each storage tank
Discharge pipe line summarizes to bleed valve；The storage tank includes the pressure gauge for monitoring tank internal pressure, and pressure gauge is generally set
It is placed in tank top.
The oxidation unit is that the combustible component in exhaust gas is oxidized to CO2And H2O；Oxidation unit generally can be to urge
Change oxidation unit or regenerative oxidation device.
The exhaust gas for flowing through exhaust gas valve is sent into blower introduction pipe line by the bleed valve, while according to the size of exhaust gas flow
The air mass flow of sucking is automatically adjusted, and the air of sucking is also fed into blower introduction pipe line.
The bleed valve 5 includes valve body 55, exhaust gas inlet 51, air intake 52, gas vent 53 and air intake
Baffle 54 and spring 56.
The bleed valve body 55 is made of straight pipe 551 and cavity segment 552, and the side wall of cavity segment 552 or bottom are set
There is air intake 52, is directly communicated with atmosphere；551 lower part of valve body straight pipe is connect with exhaust pipe line, is bleed valve exhaust gas
Import 51；551 top of valve body straight pipe is connect with blower introduction pipe line, is bleed valve gas vent 53.The sky of the bleed valve 5
Air intake baffle 54 is equipped at gas entrance 52, air intake baffle 54 is fixedly connected with 56 one end of spring, when cavity segment 552
When side wall is equipped with air intake 52,56 other end of spring is fixedly connected with 551 outer wall of straight pipe, when 552 bottom of cavity segment is equipped with
When air intake 52,56 other end of spring is fixedly connected with 552 inner wall of cavity segment.
The bleed valve air intake 52 can be one or more, and preferably 2 ~ 8,52 shape of air intake can be
Round, rectangular or oval, circular, when multiple air intakes 52 are arranged, each air intake 52 is preferably circumferentially uniform
Distribution.
Exhaust gas flow into bleed valve 5 is of different sizes, and 5 inside and outside differential pressure of bleed valve is just different, bleed valve air intake gear
The position of plate 54 automatically adjusts under the action of inside and outside differential pressure, so that the air capacity into bleed valve 5 is adjusted, so that from bleed valve
The gas flow that gas vent 53 flows out keeps stablizing.In its natural state, spring 56 is in micro- compressive state, air intake gear
Plate 54 fits closely under the effect of spring 56 with air intake 52, air intake 52 in the closure state, with guarantee it is closed not
Gas blowby.When the exhaust gas flow for entering bleed valve 5 is larger, the pressure of 54 inside of air intake baffle is greater than the pressure in outside, empty
Gas inlet baffle 54 is fitted closely with air intake 52, and air intake 52 is in closed state, and exhaust gas is from bleed valve gas vent
Blower introduction pipe line, which is flowed through, after 53 outflows enters blower；When the exhaust gas flow for entering bleed valve 5 is smaller, air intake baffle 54
The pressure of inside is less than the pressure in outside, and air intake baffle 54 is separated with air intake 52, and air intake 52 is in open shape
State, air enter bleed valve 5 and mix with exhaust gas, and mixed gas flows through blower after the outflow of bleed valve gas vent 53 and introduces pipe
Line enters blower；When not having exhaust gas to enter bleed valve 5, the pressure of 54 inside of air intake baffle is less than the pressure in outside, empty
Gas inlet baffle 54 is separated with air intake 52, and air intake 52 is in the open state, and air enters after bleed valve 5 from bleed valve
Gas vent 53 flows out, and flows through blower introduction pipe line and enters blower.
When fixed value of the pressure value that the pressure gauge on storage tank measures lower than setting, nitrogen valve is opened, and is started to storage tank
Interior supplement nitrogen, exhaust valve opening degree minimum are even switched off, and the exhausted air quantity very little for flowing through bleed valve even flows through bleed valve without exhaust gas,
Bleed valve is automatically drawn into large quantity of air；
When the pressure value that the pressure gauge on storage tank measures is equal to the fixed value of setting, the gaseous pressure in storage tank is more steady
It is fixed, nitrogen is neither required supplementation with without discharge exhaust gas, and nitrogen valve is closed, and exhaust valve opening degree minimum is even switched off, and flows through bleed
The exhausted air quantity very little of valve even flows through bleed valve without exhaust gas, and bleed valve is automatically drawn into large quantity of air；
When the pressure value that the pressure gauge on storage tank measures is higher than fixed value, nitrogen valve is closed, and exhaust gas valve is opened, exhaust gas valve
Aperture with pressure value size automatically adjust, bleed valve introduce air amount with exhaust gas flow size automatically adjust.
In above-mentioned three kinds of situations, by the automatic adjustment of the switch of nitrogen valve, exhaust gas valve and bleed valve, tie up pressure inside the tank
It is fixed to keep steady, while making to keep stablizing by the gas flow of blower, is conducive to the safety and continuous and steady operation of oxidation unit.
The storage-tank waste gas processing unit of the utility model is simple, reliable, can will focus on after the gas sampling of storage tank,
By introducing air before blower, exhaust gas is diluted using air, reduces exhaust gas concentration, exhaust gas concentration is made to meet catalysis
Oxidation or the requirement of regenerative oxidation device, to eliminate the air in catalysis oxidation or regenerative oxidation device processing waste gas system
Dilution air；Meanwhile air is introduced before blower, and air mass flow is adjusted according to the flow of exhaust gas, mix with air exhaust gas
The total flow of gas is kept constant, therefore the gas flow for entering blower is stablized, and blower is always maintained at working condition, avoids interval
Formula work is influenced caused by fan life, is conducive to the continuous and steady operation of subsequent catalyst oxidation or regenerative oxidation device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the bleed valve one (air intake is located at cavity segment bottom) used in the utility model.
Fig. 3 is the structural schematic diagram of the bleed valve two (air intake is located at cavity segment side wall) used in the utility model.
Fig. 4 is the air intake arrangement schematic diagram of the bleed valve one used in the utility model.
Fig. 5 is the air intake arrangement schematic diagram of the bleed valve two used in the utility model.
Wherein, 1- storage tank, 2- nitrogen pipeline, 3- nitrogen valve, 4- pressure gauge, 5- bleed valve, 6- exhaust gas valve, the discharge of 7- exhaust gas
Pipeline, 8- blower introduction pipe line, 9- blower, 10- blower draw pipeline, 11- oxidation unit；
5- bleed valve includes: 51- exhaust gas inlet, 52- air intake, 53- gas vent, 54- air intake baffle, 55-
Valve body, 56- spring；55- valve body includes: 551- straight pipe, 552- cavity segment.
Specific embodiment
The storage-tank waste gas processing unit of the utility model is described in further detail with reference to the accompanying drawing.
The storage-tank waste gas processing unit of the utility model be achieved in that into bleed valve 5 exhaust gas flow size not
Together, 5 inside and outside differential pressure of bleed valve is just different, and the position of bleed valve air intake baffle 54 is adjusted automatically under the action of inside and outside differential pressure
Section, so that the air capacity into bleed valve 5 is adjusted, so that the gas flow flowed out from bleed valve gas vent 53 keeps stablizing.
In its natural state, spring 56 is in micro- compressive state, and air intake baffle 54 is tight with air intake 52 under the effect of spring 56
Closely connected conjunction, air intake 52 in the closure state, to guarantee closed not gas blowby.When the exhaust gas flow for entering bleed valve 5 is larger
When, the pressure of 54 inside of air intake baffle is greater than the pressure in outside, and air intake baffle 54 is fitted closely with air intake 52,
Air intake 52 is in closed state, and exhaust gas flows through blower introduction pipe line 8 into blower after the outflow of bleed valve gas vent 53
9；When the exhaust gas flow for entering bleed valve 5 is smaller, the pressure of 54 inside of air intake baffle is less than the pressure in outside, and air enters
Mouth baffle 54 is separated with air intake 52, and air intake 52 is in the open state, and air enters bleed valve 5 and mixes with exhaust gas,
Mixed gas flows through blower introduction pipe line 8 after the outflow of bleed valve gas vent 53 and enters blower 9；When there is no exhaust gas to enter bleed
When valve 5, the pressure of 54 inside of air intake baffle is less than the pressure in outside, and air intake baffle 54 is separated with air intake 52,
Air intake 52 is in the open state, and air flows out after entering bleed valve 5 from bleed valve gas vent 53, flows through blower and introduces pipe
Line 8 enters blower 9.
Nitrogen valve 3 when fixed value of the pressure value that the pressure gauge 4 on storage tank 1 measures lower than setting, on nitrogen pipeline 2
It opens, starts to supplement nitrogen into storage tank 1；When the pressure value that the pressure gauge 4 on storage tank 1 measures is equal to the fixed value of setting,
Gaseous pressure in storage tank 1 is more stable, and the nitrogen valve 3 on nitrogen pipeline 2 is closed.When above-mentioned two situations, storage tank 1 is without exhaust gas
Discharge, the 6 aperture minimum of exhaust gas valve on exhaust pipe line 7 are even switched off, and large quantity of air enters bleed valve 5 at this time, air from
Enter subsequent oxidation device 11 through blower 9 after the outflow of gas vent 53 of bleed valve 5.When the pressure that the pressure gauge 4 on storage tank 1 measures
When force value is higher than fixed value, storage tank 1 need to discharge exhaust gas outward, and nitrogen valve 3 is closed, and exhaust gas valve 6 is opened, the aperture of exhaust gas valve 6 with
The size of the pressure value that 1 top pressure table 4 of storage tank measures automatically adjusts, into bleed valve 5 air with exhaust gas flow size
Automatic adjustment, i.e., pressure value increases in storage tank 1, and 6 aperture of exhaust gas valve increases, and the exhaust gas flow into bleed valve 5 increases, then enters
The air mass flow of bleed valve 5 reduces, and the total flow for mixing with air gas from the exhaust gas of the outlet of bleed valve 5 outflow is kept constant, because
This gas flow for entering subsequent oxidation device 11 through blower 9 keeps stablizing, and guarantees the continuous and steady operation of oxidation unit 11.
Embodiment 1
Certain 5000m3Gasoline product tank, tank deck are equipped with pressure gauge, when the pressure value of pressure gauge detection is higher than 1200pa, with
The exhaust gas valve stored up on tank connected exhaust pipe line is opened, and exhaust gas is discharged from storage tank, and exhaust gas flow is generally not more than 100m3/
h.When the exhaust gas flow for entering bleed valve is larger, the air mass flow into bleed valve reduces；When the waste gas stream for entering bleed valve
When measuring smaller, the air mass flow into bleed valve increases.Exhaust gas and air total flow keep 1000m3/ h enters after flowing through blower
Treating capacity is 1000m3The catalytic oxidizing equipment of/h.Blower is continuously run, and avoids service intermittent caused by fan life
It influences, through catalytic oxidizing equipment treated gas qualified discharge.
Claims (9)
1. a kind of storage-tank waste gas processing unit, it is characterised in that draw including storage tank, exhaust pipe line, bleed valve, blower, blower
Enter pipeline, blower draws pipeline and oxidation unit；Tank top connects exhaust pipe line, and bleed valve connects exhaust pipe line
And blower introduction pipe line, blower draw pipeline through blower and connect oxidation unit；The bleed valve will flow through the exhaust gas of exhaust gas valve
It is sent into blower introduction pipe line, is sent into according to the air mass flow of the size of exhaust gas flow automatic adjustment sucking, and by the air of sucking
Blower introduction pipe line.
2. storage-tank waste gas processing unit described in accordance with the claim 1, it is characterised in that: the storage tank includes for by nitrogen
It is introduced to and controls the nitrogen valve that nitrogen enters on the nitrogen pipeline and nitrogen pipeline in storage tank, nitrogen pipeline is set to storage tank
Top；Nitrogen valve is pressure opening and closing valve.
3. storage-tank waste gas processing unit described in accordance with the claim 1, it is characterised in that: the exhaust pipe line is used for will
Exhaust gas let-down vessel in storage tank, the exhaust gas valve of setting control exhaust gas discharge, the setting of exhaust pipe line on exhaust pipe line
In tank top；The exhaust gas valve is pressure-regulating valve.
4. storage-tank waste gas processing unit described in accordance with the claim 1, it is characterised in that: the storage tank is several, works as storage
When tank number more than one, in parallel between storage tank, the exhaust pipe congruence of each storage tank is always to bleed valve.
5. storage-tank waste gas processing unit described in accordance with the claim 1, it is characterised in that: the storage tank includes for monitoring storage
The pressure gauge of tank internal pressure.
6. storage-tank waste gas processing unit described in accordance with the claim 1, it is characterised in that: the bleed valve (5) includes valve body
(55), exhaust gas inlet (51), air intake (52), gas vent (53) and air intake baffle (54) and spring (56).
7. storage-tank waste gas processing unit according to claim 6, it is characterised in that: the valve body (55) is by straight pipe
(551) constituted with cavity segment (552), the side wall of cavity segment (552) or bottom are equipped with air intake (52), directly with big gas phase
It is logical；Valve body straight pipe (551) lower part is connect with exhaust pipe line, is bleed valve exhaust gas inlet (51)；Valve body straight pipe (551)
Top is connect with blower introduction pipe line, is bleed valve gas vent (53)；It is equipped at the air intake (52) of the bleed valve (5)
Air intake baffle (54), air intake baffle (54) are fixedly connected with spring (56) one end, when the side wall of cavity segment (552) is set
When having air intake (52), spring (56) other end is fixedly connected with straight pipe (551) outer wall, when cavity segment (552) bottom is set
When having air intake (52), spring (56) other end is fixedly connected with cavity segment (552) inner wall.
8. storage-tank waste gas processing unit according to claim 6, it is characterised in that: the bleed valve air intake is 1
A or multiple, air intake shape is one or more in round, rectangular or ellipse.
9. storage-tank waste gas processing unit according to claim 6, it is characterised in that: when multiple air intakes are arranged, respectively
Air intake is circumferentially uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820123315.9U CN208302524U (en) | 2018-01-25 | 2018-01-25 | A kind of storage-tank waste gas processing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820123315.9U CN208302524U (en) | 2018-01-25 | 2018-01-25 | A kind of storage-tank waste gas processing unit |
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| Publication Number | Publication Date |
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| CN208302524U true CN208302524U (en) | 2019-01-01 |
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ID=64731811
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| CN201820123315.9U Active CN208302524U (en) | 2018-01-25 | 2018-01-25 | A kind of storage-tank waste gas processing unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115388414A (en) * | 2022-08-26 | 2022-11-25 | 上海环境保护有限公司 | Fresh air supplementing system of heat accumulating type incinerator and control method thereof |
-
2018
- 2018-01-25 CN CN201820123315.9U patent/CN208302524U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115388414A (en) * | 2022-08-26 | 2022-11-25 | 上海环境保护有限公司 | Fresh air supplementing system of heat accumulating type incinerator and control method thereof |
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Effective date of registration: 20240402 Address after: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee after: CHINA PETROLEUM & CHEMICAL Corp. Country or region after: China Patentee after: Sinopec (Dalian) Petrochemical Research Institute Co.,Ltd. Address before: 100728 No. 22 North Main Street, Chaoyang District, Beijing, Chaoyangmen Patentee before: CHINA PETROLEUM & CHEMICAL Corp. Country or region before: China Patentee before: DALIAN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS, SINOPEC Corp. |