CN209143792U - Benzene Chloride alkalinity strip waste water and Sour gas disposal system - Google Patents
Benzene Chloride alkalinity strip waste water and Sour gas disposal system Download PDFInfo
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- CN209143792U CN209143792U CN201821845171.4U CN201821845171U CN209143792U CN 209143792 U CN209143792 U CN 209143792U CN 201821845171 U CN201821845171 U CN 201821845171U CN 209143792 U CN209143792 U CN 209143792U
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Abstract
A kind of Benzene Chloride alkalinity strip waste water and Sour gas disposal system, including Benzene Chloride reservoir gas processing unit, alkaline strip treatment unit for waste water, Benzene Chloride reservoir gas processing unit includes the first breather valve, second breather valve, first hydraulic jet pump, second hydraulic jet pump, in the utility model, first water-jet pump circulation generates vacuum and sucks hydrogen chloride gas at the top of neutralizing tank, second water-jet pump circulation generates vacuum and sucks hydrogen chloride gas at the top of hydrochloric acid tank, two hydraulic jet pump separate configurations, reinforce vacuum degree, so that neutralizing tank, tail gas at the top of hydrochloric acid tank is absorbed in time, first breather valve, second breather valve acid gas emissions probability and discharge amount are greatly reduced；Upper materials in alkaline waste water tank after layering are back to alkali cleaning separator after the output of the first liquid-phase outlet, using alkaline waste water pump, alkali cleaning pump, to effectively recycle to the material in alkaline waste water, reduce the loss of material, reduce sewage plant wastewater treatment difficulty.
Description
Technical field
The utility model relates to benzene chloride production equipment technical field, in particular to a kind of Benzene Chloride alkalinity strip waste water and
Sour gas disposal system.
Background technique
During benzene chloride production, alkali cleaning generates alkaline waste water and drier waste discharge enters alkaline waste water tank, through alkali
Property waste water pump be delivered to sewage plant, alkaline waste water tank alkaline waste water strip is serious, generates larger material loss, increases wastewater treatment
Difficulty.Further more, water absorption technique is utilized to absorb the volatility gas being discharged at the top of neutralizing tank and hydrochloric acid tank during benzene chloride production
Body, the hydrogen chloride gas of sucking are dissolved in water generation low-concentration hcl, and hydrochloric acid tank, neutralizing tank are since internal material temperature increases and presses
Power increases, and breather valve constantly discharges sour gas, while polluting environment, also creates the wasting of resources.
Summary of the invention
In view of this, in view of the above deficiencies, it is necessary to propose a kind of reduction alkaline waste water band doses and reduce exhaust emissions
Benzene Chloride alkalinity strip waste water and Sour gas disposal system.
A kind of Benzene Chloride alkalinity strip waste water and Sour gas disposal system, including Benzene Chloride reservoir gas processing unit,
Alkaline strip treatment unit for waste water, the Benzene Chloride reservoir gas processing unit include neutralizing tank, hydrochloric acid tank, the first breather valve,
Second breather valve, absorbs water tank, water absorption pump, the second hydraulic jet pump at the first hydraulic jet pump, and the liquid phase of the neutralizing tank enters
Mouth is connected to the liquid-phase outlet of chlorinator, and the liquid phase entrance of the hydrochloric acid tank is connected to the liquid-phase outlet of by-product tower, neutralizing tank
Top is equipped with the first breather valve, and the entrance of the first breather valve is connected to the inner cavity of neutralizing tank, the outlet of the first breather valve and big
Gas is connected to, and is equipped with the second breather valve at the top of hydrochloric acid tank, the entrance of the second breather valve is connected to the inner cavity of hydrochloric acid tank, and second exhales
The outlet for inhaling valve is communicated with the atmosphere, and the gaseous phase outlet at the top of neutralizing tank passes through the gas phase of the first connecting tube and the first hydraulic jet pump
Entrance connection, the liquid-phase outlet of the first hydraulic jet pump are connected to the liquid phase entrance for absorbing water tank, absorb the liquid-phase outlet of water tank
It is connected to the entrance of water absorption pump, the outlet of water absorption pump is connected to the liquid phase entrance of the first hydraulic jet pump, at the top of hydrochloric acid tank
Gaseous phase outlet be connected to the gas phase entrance of the second hydraulic jet pump by the second connecting tube, the liquid phase of the second hydraulic jet pump goes out
Mouth is connected to the liquid phase entrance for absorbing water tank, and the outlet of water absorption pump is connected to the liquid phase entrance of the second hydraulic jet pump, described
Alkaline strip treatment unit for waste water includes washing pump, washing separation device, alkali cleaning pump, alkali cleaning separator, drier, alkaline waste water
Tank, alkaline waste water pump, emergency lagoon, emergency waste water pump, the entrance for washing pump are connected to the liquid-phase outlet for neutralizing pot bottom, washing pump
Outlet be connected to the entrance of washing separation device, the outlet of washing separation device is connected to the entrance that alkali cleaning pumps, alkali cleaning pump outlet
It is connected to the entrance of alkali cleaning separator, the outlet of alkali cleaning separator is connected to the entrance of alkaline waste water tank, and the alkalinity of drier is useless
Water out is connected to the entrance of alkaline waste water tank, and the side of alkaline waste water tank is provided with the first liquid-phase outlet, alkaline waste water tank
Bottom is provided with second liquid phase outlet, and the first liquid-phase outlet of alkaline waste water tank is connected to the entrance that alkaline waste water pumps, and alkalinity is useless
The outlet of water pump is connected to the entrance that alkali cleaning pumps, and the second liquid phase outlet of alkaline waste water tank is connected to the entrance of emergency lagoon, is met an urgent need
The waste water in pond is delivered to sewage plant by emergency waste water pump.
Preferably, the Benzene Chloride reservoir gas processing unit further includes the first gate valve, the second gate valve, first gate valve
It is mounted on the pipeline between the first hydraulic jet pump liquid phase entrance and water absorption pump discharge, second gate valve is mounted on second
Hydraulic jet pump liquid phase entrance and water absorb on the pipeline between pump discharge.
Preferably, the Benzene Chloride reservoir gas processing unit further includes controller, Drainage pipe, the first motor-driven valve, mends
Waterpipe, the second motor-driven valve, first pressure sensor, second pressure sensor are equipped with drain pipe in the bottom for absorbing water tank
Road is equipped with the second motor-driven valve on Drainage pipe, is equipped with moisturizing pipeline at the top of water tank absorbing, pacifies in moisturizing pipeline
Equipped with the first motor-driven valve, first pressure sensor, second pressure sensor, the first motor-driven valve, the second motor-driven valve respectively with control
Device connection, the first pressure sensor are used to detect the pressure of gas in neutralizing tank, and the pressure of gas is high in neutralizing tank
The first high-voltage signal is issued when setting pressure, the second pressure sensor is used to detect the pressure of gas in hydrochloric acid tank, and
Issues the second high-voltage signal when the pressure of gas is higher than setting pressure in hydrochloric acid tank, controller receive the first high-voltage signal or
Second high-voltage signal, and control and open the first motor-driven valve, the second motor-driven valve.
Preferably, the Benzene Chloride reservoir gas processing unit further includes the first condenser, the second condenser, and described first
Connecting tube includes pipeline on first, the first lower pipeline, and one end of the first lower pipeline is connected to the gaseous phase outlet at the top of neutralizing tank, the
Once the other end of pipeline is connected to the gas phase entrance of the first condenser, the gas phase of one end of pipeline and the first condenser on first
Outlet, the other end of pipeline is connected to the gas phase entrance of the first hydraulic jet pump on first, and the liquid phase of the first condenser goes out
Mouth is connected to the liquid phase entrance of neutralizing tank, and second connecting tube includes pipeline on second, the second lower pipeline, pipeline under second
One end is connected to the gaseous phase outlet at the top of hydrochloric acid tank, and the other end of the second lower pipeline is connected to the gas phase entrance of the second condenser,
One end of pipeline is connected to the gaseous phase outlet of the second condenser on second, the other end of pipeline and the second hydraulic jet pump on second
The connection of gas phase entrance, the liquid-phase outlet of the second condenser is connected to the liquid phase entrance of hydrochloric acid tank.
In the utility model, the first water-jet pump circulation generates vacuum and sucks hydrogen chloride gas at the top of neutralizing tank, the second water
Power sprays pump circulation and generates vacuum for hydrogen chloride gas sucking at the top of hydrochloric acid tank, and two hydraulic jet pump separate configurations reinforce vacuum degree,
So that the tail gas at the top of neutralizing tank, hydrochloric acid tank is absorbed in time, the first breather valve, the second breather valve acid gas emissions probability
And discharge amount is greatly reduced；Upper materials in alkaline waste water tank after layering are useless using alkalinity after the output of the first liquid-phase outlet
Water pump, alkali cleaning pump are back to alkali cleaning separator, to effectively recycle to the material in alkaline waste water, reduce the loss of material,
Reduce sewage plant wastewater treatment difficulty.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the Benzene Chloride alkalinity strip waste water and Sour gas disposal system.
In figure: Benzene Chloride reservoir gas processing unit 10, neutralizing tank 11, hydrochloric acid tank 12, the breathing of the first breather valve 13, second
Valve 14, absorbs water tank 16, water absorption pump 17, the second hydraulic jet pump 18, moisturizing pipeline 19, first at first hydraulic jet pump 15
Motor-driven valve 110, Drainage pipe 120, the second motor-driven valve 130, first pressure sensor 140, second pressure sensor 150, first
Condenser 160, the second condenser 170, the first gate valve 180, the second gate valve 190, alkaline strip treatment unit for waste water 20, washing pump
21, washing separation device 22, alkali cleaning pump 23, alkali cleaning separator 24, drier 25, alkaline waste water tank 26, the first liquid-phase outlet 261,
Second liquid phase outlet 262, alkaline waste water pump 27, emergency lagoon 28, emergency waste water pump 29.
Specific embodiment
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is some embodiments of the utility model, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.
Referring to Fig. 1, the utility model embodiment provides a kind of Benzene Chloride alkalinity strip waste water and Sour gas disposal system
System, including Benzene Chloride reservoir gas processing unit 10, alkaline strip treatment unit for waste water 20, Benzene Chloride reservoir gas processing unit
10 include neutralizing tank 11, hydrochloric acid tank 12, the first breather valve 13, the second breather valve 14, the first hydraulic jet pump 15, absorption water tank
16, water absorption pump 17, the second hydraulic jet pump 18, the liquid phase entrance of neutralizing tank 11 are connected to the liquid-phase outlet of chlorinator, hydrochloric acid
The liquid phase entrance of tank 12 is connected to the liquid-phase outlet of by-product tower, and the top of neutralizing tank 11 is equipped with the first breather valve 13, and first exhales
The entrance for inhaling valve 13 is connected to the inner cavity of neutralizing tank 11, and the outlet of the first breather valve 13 is communicated with the atmosphere, the top of hydrochloric acid tank 12
Second breather valve 14 is installed, the entrance of the second breather valve 14 is connected to the inner cavity of hydrochloric acid tank 12, the outlet of the second breather valve 14
It is communicated with the atmosphere, the gaseous phase outlet at 11 top of neutralizing tank is connected by the gas phase entrance of the first connecting tube and the first hydraulic jet pump 15
Logical, the liquid-phase outlet of the first hydraulic jet pump 15 is connected to the liquid phase entrance for absorbing water tank 16, absorbs the liquid-phase outlet of water tank 16
It is connected to the entrance of water absorption pump 17, the outlet of water absorption pump 17 is connected to the liquid phase entrance of the first hydraulic jet pump 15, hydrochloric acid
The gaseous phase outlet at 12 top of tank is connected to by the second connecting tube with the gas phase entrance of the second hydraulic jet pump 18, the second water-jet
The liquid-phase outlet of pump 18 is connected to the liquid phase entrance for absorbing water tank 16, outlet and the second hydraulic jet pump 18 of water absorption pump 17
The connection of liquid phase entrance, alkaline strip treatment unit for waste water 20 include washing pump 21, washing separation device 22, alkali cleaning pump 23, alkali cleaning point
From device 24, drier 25, alkaline waste water tank 26, alkaline waste water pump 27, emergency lagoon 28, emergency waste water pump 29, washing pump 21 enters
Mouth is connected to the liquid-phase outlet of 11 bottom of neutralizing tank, and the outlet of washing pump 21 is connected to the entrance of washing separation device 22, washing point
Outlet from device 22 is connected to the entrance of alkali cleaning pump 23, and the outlet of alkali cleaning pump 23 is connected to the entrance of alkali cleaning separator 24, alkali cleaning
The outlet of separator 24 is connected to the entrance of alkaline waste water tank 26, alkaline waste water outlet and the alkaline waste water tank 26 of drier 25
Entrance connection, the side of alkaline waste water tank 26 are provided with the first liquid-phase outlet 261, and the bottom of alkaline waste water tank 26 is provided with second
First liquid-phase outlet 261 of liquid-phase outlet 262, alkaline waste water tank 26 is connected to the entrance of alkaline waste water pump 27, alkaline waste water pump
27 outlet is connected to the entrance of alkali cleaning pump 23, and the second liquid phase outlet 262 of alkaline waste water tank 26 and the entrance of emergency lagoon 28 connect
Logical, the waste water of emergency lagoon 28 is delivered to sewage plant by emergency waste water pump 29.
Alkaline waste water carries out long-time settle and separate in alkaline waste water tank 26, and material and waste water generate layering, lower layer's waste water
It is delivered to sewage plant into emergency lagoon 28, then through 28 sewage pump of emergency lagoon, upper layer strip alkaline waste water is defeated through alkaline waste water pump 27
Sending reduces the loss of material to the secondary alkali cleaning of alkali cleaning pump inlet progress to effectively recycle to the material in alkaline waste water, drops
Low sewage plant wastewater treatment difficulty.
In the utility model, the first hydraulic jet pump 15 circulation generates vacuum and sucks 11 top hydrogen chloride gas of neutralizing tank, the
Two hydraulic jet pumps 18 circulation generates vacuum and sucks 12 top hydrogen chloride gas of hydrochloric acid tank, and two hydraulic jet pump separate configurations add
Strong vacuum degree, so that the tail gas of neutralizing tank 11,12 top of hydrochloric acid tank is absorbed in time, the first breather valve 13, the second breather valve
14 acid gas emissions probabilities and discharge amount are greatly reduced；Upper materials in alkaline waste water tank 26 after layering go out from the first liquid phase
After 261 output of mouth, it is back to alkali cleaning separator 24 using alkaline waste water pump 27, alkali cleaning pump 23, thus to the object in alkaline waste water
Material effectively recycling, reduces the loss of material, reduces sewage plant wastewater treatment difficulty.
Further referring to Fig. 1, Benzene Chloride reservoir gas processing unit 10 further includes the first gate valve 180, the second gate valve 190,
First gate valve 180 is mounted on the pipeline between 15 liquid phase entrance of the first hydraulic jet pump and the outlet of water absorption pump 17, the second lock
Valve 190 is mounted on the pipeline between 18 liquid phase entrance of the second hydraulic jet pump and the outlet of water absorption pump 17.
Further referring to Fig. 1, Benzene Chloride reservoir gas processing unit 10 further includes controller, Drainage pipe 120, first
Motor-driven valve 110, moisturizing pipeline 19, the second motor-driven valve 130, first pressure sensor 140, second pressure sensor 150, are absorbing
The bottom of water tank 16 is equipped with Drainage pipe 120, and the second motor-driven valve 130 is equipped on Drainage pipe 120, is absorbing water tank 16
Top moisturizing pipeline 19 is installed, the first motor-driven valve 110, first pressure sensor 140, are installed in moisturizing pipeline 19
Two pressure sensors 150, the first motor-driven valve 110, the second motor-driven valve 130 are connect with controller respectively, first pressure sensor 140
For detecting the pressure of gas in neutralizing tank 11, and in neutralizing tank 11, the pressure of gas is high higher than issuing first when setting pressure
Press signal, second pressure sensor 150 is used to detect the pressure of gas in hydrochloric acid tank 12, and in hydrochloric acid tank 12 gas pressure
The second high-voltage signal is issued when higher than setting pressure, controller receives the first high-voltage signal or the second high-voltage signal, and controls
Open the first motor-driven valve 110, the second motor-driven valve 130.
In the present embodiment, first pressure sensor 140, second pressure sensor 150 monitor neutralizing tank 11, salt in real time respectively
Gas pressure in sour tank 12, and according to the real-time pressure data detected, controller will absorb the solution in water tank 16 in time
It is replaced by technique moisturizing, guarantees the gettering ability for absorbing water tank 16.
Further referring to Fig. 1, Benzene Chloride reservoir gas processing unit 10 further includes the first condenser 160, the second condenser
170, the first connecting tube includes pipeline on first, the first lower pipeline, the gas phase at 11 top of one end and neutralizing tank of the first lower pipeline
The other end of outlet, the first lower pipeline is connected to the gas phase entrance of the first condenser 160, one end of pipeline and the on first
The gaseous phase outlet of one condenser 160 is connected to, and the other end of pipeline is connected to the gas phase entrance of the first hydraulic jet pump 15 on first,
The liquid-phase outlet of first condenser 160 is connected to the liquid phase entrance of neutralizing tank 11, and the second connecting tube includes pipeline, second on second
One end of lower pipeline, the second lower pipeline is connected to the gaseous phase outlet at 12 top of hydrochloric acid tank, the other end and second of the second lower pipeline
The gas phase entrance of condenser 170 is connected to, and one end of pipeline is connected to the gaseous phase outlet of the second condenser 170 on second, on second
The other end of pipeline is connected to the gas phase entrance of the second hydraulic jet pump 18, the liquid-phase outlet and hydrochloric acid tank of the second condenser 170
12 liquid phase entrance connection.
The tail gas at the top of neutralizing tank 11 enters the first hydraulic jet pump 15 after the first condenser 160 is cooling, and tail gas is through the
Interruption is back to neutralizing tank 11 after one condenser 160 is cooling, and uncooled tail gas enters the first hydraulic jet pump 15 and is dissolved in water
Middle generation low-concentration hcl, which enters, absorbs water tank 16.
The tail gas at the top of hydrochloric acid tank 12 enters the second hydraulic jet pump 18 after the second condenser 170 is cooling, and tail gas is through the
Interruption is back to hydrochloric acid tank 12 after two condensers 170 are cooling, and uncooled tail gas enters the second hydraulic jet pump 18 and is dissolved in water
Middle generation low-concentration hcl, which enters, absorbs water tank 16.
Module or unit in the utility model embodiment device can be merged according to actual needs, divide and be deleted
Subtract.
Above disclosures are merely preferred embodiments of the utility model, the utility model cannot be limited with this certainly
Interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to this reality
The equivalent variations made by novel claim, still falls within the scope of the utility model.
Claims (4)
1. a kind of Benzene Chloride alkalinity strip waste water and Sour gas disposal system, it is characterised in that: including Benzene Chloride reservoir gas
Processing unit, alkaline strip treatment unit for waste water, the Benzene Chloride reservoir gas processing unit include neutralizing tank, hydrochloric acid tank, the
One breather valve, the first hydraulic jet pump, absorbs water tank, water absorption pump, the second hydraulic jet pump, the neutralization at the second breather valve
The liquid phase entrance of tank is connected to the liquid-phase outlet of chlorinator, and the liquid phase entrance of the hydrochloric acid tank and the liquid-phase outlet of by-product tower connect
It is logical, the first breather valve is installed, the entrance of the first breather valve is connected to the inner cavity of neutralizing tank, the first breather valve at the top of neutralizing tank
Outlet be communicated with the atmosphere, the second breather valve, the entrance of the second breather valve and the inner cavity of hydrochloric acid tank are installed at the top of hydrochloric acid tank
Connection, the outlet of the second breather valve are communicated with the atmosphere, and the gaseous phase outlet at the top of neutralizing tank passes through the first connecting tube and the first waterpower
The gas phase entrance of jet pump is connected to, and the liquid-phase outlet of the first hydraulic jet pump is connected to the liquid phase entrance for absorbing water tank, absorbs water
The liquid-phase outlet of case is connected to the entrance of water absorption pump, and the outlet of water absorption pump connects with the liquid phase entrance of the first hydraulic jet pump
Logical, the gaseous phase outlet at the top of hydrochloric acid tank is connected to by the second connecting tube with the gas phase entrance of the second hydraulic jet pump, the second waterpower
The liquid-phase outlet of jet pump is connected to the liquid phase entrance for absorbing water tank, the outlet and the liquid phase of the second hydraulic jet pump of water absorption pump
Entrance connection, the alkalinity strip treatment unit for waste water include washing pump, washing separation device, alkali cleaning pump, alkali cleaning separator, drying
Device, alkaline waste water tank, alkaline waste water pump, emergency lagoon, emergency waste water pump wash the entrance of pump and neutralize the liquid-phase outlet of pot bottom
Connection, the outlet for washing pump are connected to the entrance of washing separation device, and the outlet of washing separation device is connected to the entrance that alkali cleaning pumps, alkali
The outlet for washing pump is connected to the entrance of alkali cleaning separator, and the outlet of alkali cleaning separator is connected to the entrance of alkaline waste water tank, dry
The alkaline waste water outlet of device is connected to the entrance of alkaline waste water tank, and the side of alkaline waste water tank is provided with the first liquid-phase outlet, alkali
Property waste water tank bottom be provided with second liquid phase outlet, the entrance of the first liquid-phase outlet of alkaline waste water tank and alkaline waste water pump connects
Logical, the outlet of alkaline waste water pump is connected to the entrance that alkali cleaning pumps, the entrance of the second liquid phase outlet and emergency lagoon of alkaline waste water tank
Connection, the waste water of emergency lagoon are delivered to sewage plant by emergency waste water pump.
2. Benzene Chloride alkalinity strip waste water as described in claim 1 and Sour gas disposal system, it is characterised in that: the chlorine
Changing benzene reservoir gas processing unit further includes the first gate valve, the second gate valve, and first gate valve is mounted on the first hydraulic jet pump
Liquid phase entrance and water absorb on the pipeline between pump discharge, second gate valve be mounted on the second hydraulic jet pump liquid phase entrance with
Water absorbs on the pipeline between pump discharge.
3. Benzene Chloride alkalinity strip waste water as described in claim 1 and Sour gas disposal system, it is characterised in that: the chlorine
Changing benzene reservoir gas processing unit further includes controller, Drainage pipe, the first motor-driven valve, moisturizing pipeline, the second motor-driven valve, first
Pressure sensor, second pressure sensor are equipped with Drainage pipe in the bottom for absorbing water tank, the are equipped on Drainage pipe
Two motor-driven valves are equipped with moisturizing pipeline at the top of water tank absorbing, the first motor-driven valve, first pressure are equipped in moisturizing pipeline
Sensor, second pressure sensor, the first motor-driven valve, the second motor-driven valve are connect with controller respectively, the first pressure sensing
Device is used to detect the pressure of gas in neutralizing tank, and the pressure of gas issues the first high pressure higher than when setting pressure in neutralizing tank
Signal, the second pressure sensor is used to detect the pressure of gas in hydrochloric acid tank, and the pressure of gas is higher than in hydrochloric acid tank
The second high-voltage signal is issued when setting pressure, controller receives the first high-voltage signal or the second high-voltage signal, and controls opening
First motor-driven valve, the second motor-driven valve.
4. Benzene Chloride alkalinity strip waste water as described in claim 1 and Sour gas disposal system, it is characterised in that: the chlorine
Changing benzene reservoir gas processing unit further includes the first condenser, the second condenser, first connecting tube include pipeline on first,
One end of first lower pipeline, the first lower pipeline be connected to the gaseous phase outlet at the top of neutralizing tank, and first descends the other end of pipeline and the
The gas phase entrance of one condenser is connected to, and one end of pipeline is connected to the gaseous phase outlet of the first condenser on first, pipeline on first
The other end be connected to the gas phase entrance of the first hydraulic jet pump, the liquid-phase outlet of the first condenser and the liquid phase entrance of neutralizing tank
Connection, second connecting tube include pipeline on second, the second lower pipeline, one end of pipeline and the gas at the top of hydrochloric acid tank under second
The other end of phase outlet, the second lower pipeline is connected to the gas phase entrance of the second condenser, one end of pipeline and the on second
The gaseous phase outlet of two condensers is connected to, and the other end of pipeline is connected to the gas phase entrance of the second hydraulic jet pump on second, and second
The liquid-phase outlet of condenser is connected to the liquid phase entrance of hydrochloric acid tank.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821845171.4U CN209143792U (en) | 2018-11-09 | 2018-11-09 | Benzene Chloride alkalinity strip waste water and Sour gas disposal system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821845171.4U CN209143792U (en) | 2018-11-09 | 2018-11-09 | Benzene Chloride alkalinity strip waste water and Sour gas disposal system |
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| CN209143792U true CN209143792U (en) | 2019-07-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113248385A (en) * | 2021-05-31 | 2021-08-13 | 中石化南京化工研究院有限公司 | Method for reducing alkali consumption of acidic nitrobenzene |
-
2018
- 2018-11-09 CN CN201821845171.4U patent/CN209143792U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113248385A (en) * | 2021-05-31 | 2021-08-13 | 中石化南京化工研究院有限公司 | Method for reducing alkali consumption of acidic nitrobenzene |
| CN113248385B (en) * | 2021-05-31 | 2024-01-16 | 中石化南京化工研究院有限公司 | Method for reducing alkali consumption of acidic nitrobenzene |
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