CN109355121A - A kind of high-efficiency desulfurization system of liquefied gas and device in Gas - Google Patents
A kind of high-efficiency desulfurization system of liquefied gas and device in Gas Download PDFInfo
- Publication number
- CN109355121A CN109355121A CN201811551698.0A CN201811551698A CN109355121A CN 109355121 A CN109355121 A CN 109355121A CN 201811551698 A CN201811551698 A CN 201811551698A CN 109355121 A CN109355121 A CN 109355121A
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- gas
- tower
- liquefied gas
- import
- outlet
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- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 72
- 230000023556 desulfurization Effects 0.000 title claims abstract description 38
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 95
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 53
- 230000008676 import Effects 0.000 claims abstract description 47
- 230000008929 regeneration Effects 0.000 claims abstract description 26
- 238000011069 regeneration method Methods 0.000 claims abstract description 26
- 239000002904 solvent Substances 0.000 claims abstract description 25
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 23
- 239000005864 Sulphur Substances 0.000 claims description 12
- 229910052717 sulfur Inorganic materials 0.000 claims description 11
- 239000011593 sulfur Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000004907 flux Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L3/00—Gaseous fuels; Natural gas; Synthetic natural gas obtained by processes not covered by subclass C10G, C10K; Liquefied petroleum gas
- C10L3/06—Natural gas; Synthetic natural gas obtained by processes not covered by C10G, C10K3/02 or C10K3/04
- C10L3/10—Working-up natural gas or synthetic natural gas
- C10L3/101—Removal of contaminants
- C10L3/102—Removal of contaminants of acid contaminants
- C10L3/103—Sulfur containing contaminants
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The present invention provides the high-efficiency desulfurization system of a kind of liquefied gas and device in Gas, belong to technical field of desulfurization, including desulfuration of liquefied gas tower, device in Gas desulfurizing tower and solvent regeneration tower, desulfuration of liquefied gas tower top and bottom are respectively equipped with the first desulfurizing agent import and liquefied gas inlet, and desulfuration of liquefied gas top of tower and bottom are respectively equipped with liquefied gas outlet and semi lean solution outlet；Device in Gas desulfurizing tower top and bottom are respectively equipped with the second desulfurizing agent import and device in Gas import, and device in Gas outlet and rich solution outlet are respectively equipped at the top and bottom of device in Gas desulfurizing tower, is equipped with semi lean solution import in the middle part of device in Gas desulfurizing tower；In the middle part of solvent regeneration tower and bottom is respectively equipped with rich solution import and the outlet of lean solution desulfurizing agent；Semi lean solution import is connected by semi lean solution pipe with semi lean solution outlet, and rich solution import is connected by rich solution pipe with rich solution outlet.Equipment cost in the present invention is low, and the desulfuration efficiency of liquefied gas and device in Gas is high, and doctor solution consumption is few, helps to economize on resources, reduces energy consumption.
Description
Technical field
The invention belongs to technical field of desulfurization, and in particular to the high-efficiency desulfurization system of a kind of liquefied gas and device in Gas.
Background technique
In recent years, with the enhancing of energy conservation and environmental awareness, the country also increasingly payes attention to desulfurization technology.Currently, liquefied gas
And device in Gas needs desulfurization, the main sulfur removal technology of use as shown in Figure 1, liquefied gas enters from the tower bottom of desulfuration of liquefied gas tower 1,
Liquefied gas is inversely contacted with the desulfurizing agent solution that 1 tower top of desulfuration of liquefied gas tower enters, and the sulphur in liquefied gas is removed, similarly,
Device in Gas enters from the tower bottom of device in Gas desulfurizing tower 2, and device in Gas and the desulfurizing agent solution that 2 tower top of device in Gas desulfurizing tower enters are reverse
Contact removes the sulphur in device in Gas.Desulfuration of liquefied gas tower 1 and the rich solution of 2 tower bottom of device in Gas desulfurizing tower outflow have respectively entered
Solvent regeneration tower 3 is regenerated, and the lean solution desulfurizing agent after regeneration is respectively from the tower of desulfuration of liquefied gas tower 1 and device in Gas desulfurizing tower 2
Top top proceeds in corresponding tower, to promote desulfurizing agent to be recycled.But desulfuration of liquefied gas tower 1 and device in Gas desulfurizing tower 2
Rich solution after desulfurization enters directly into solvent regeneration tower 3, so that desulfurizing agent usage amount is big, increases energy consumption, and desulfuration of liquefied gas
Tower 1, device in Gas desulfurizing tower 2, the tower internals in solvent regeneration tower 3 generally select filler, but because liquefied gas and device in Gas
Property leads to the cost that equipment is increased to the more demanding of metal packing, needs to clear up all fillers in scale removal process
It just can be carried out cleaning maintenance out, the cost of labor and time cost of maintenance are also higher.In addition, the system of liquefied gas and device in Gas
Dirtier, containing solid granule, and these particles are easy to blocking filler, cause bias current and influence flux, reduce the de- of tower
Sulphur efficiency.In minute quantity, tower internals can also select valve plate, and solid particle easily blocks the sky between float valve valve leg
Gap causes float valve to fail to open and influences flux, to also reduce the desulfuration efficiency of tower.Desulfurizing agent used in sulfur removal technology
Easily foaming, easily causes liquid phase back-mixing, influences the efficiency of tower.Therefore, it is badly in need of a kind of liquefied gas for being able to solve existing issue
And the high-efficiency desulfurization system of device in Gas.
Summary of the invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of liquefied gas and the high-efficiency desulfurization systems of device in Gas
System has the advantages that economize on resources, desulfurization effect is good, desulfuration efficiency is high, convenient to overhaul.
The present invention provides the following technical solutions:
The high-efficiency desulfurization system of a kind of liquefied gas and device in Gas, including desulfuration of liquefied gas tower, device in Gas desulfurizing tower and solvent
Regenerator, desulfuration of liquefied gas tower top and bottom are respectively equipped with the first desulfurizing agent import and liquefied gas inlet, the liquefaction
Desulfurization top of tower and bottom are respectively equipped with liquefied gas outlet and semi lean solution outlet, device in Gas desulfurizing tower top and bottom point
It She You not the second desulfurizing agent import and device in Gas import；Device in Gas outlet is respectively equipped at the top and bottom of the device in Gas desulfurizing tower
And rich solution outlet, the device in Gas desulfurizing tower middle part are equipped with semi lean solution import；It is set respectively at the top and bottom of the solvent regeneration tower
There are exhaust outlet and the outlet of lean solution desulfurizing agent, is equipped with rich solution import in the middle part of the solvent regeneration tower；The semi lean solution import passes through half
Lean solution pipe is connected with semi lean solution outlet, and the rich solution import is connected by rich solution pipe with the rich solution outlet, to promote
Into the recycling of desulfurizing agent, lean solution desulfurizing agent outlet also by pipeline respectively with the first desulfurizing agent import and described
Second desulfurizing agent import is connected.
Preferably, the height of the semi lean solution import is greater than the height of the device in Gas import, is less than second desulfurization
The height of agent import.
Preferably, the desulfuration of liquefied gas tower is plate column, uses sieve tray in the desulfuration of liquefied gas tower.
Preferably, the device in Gas desulfurizing tower and the solvent regeneration tower are plate column, the device in Gas desulfurizing tower and institute
It states in solvent regeneration tower using Glitsch V-O tray.
Preferably, the Glitsch V-O tray includes cambered plate, and the cambered plate side is equipped with seal pot, the cambered plate
The other side is equipped with inclination down-flow plate.
Preferably, several fixed valves are equipped with the seal pot on the cambered plate.
Preferably, the angle between the inclination down-flow plate and the cambered plate is 40-90 °.
Preferably, what the sulfur content for the liquefied gas being passed through at the liquefied gas inlet was passed through lower than the device in Gas entrance
The sulfur content of device in Gas.
The beneficial effects of the present invention are:
(1) present invention liquefied gas and reverse gas-liquid contact of desulfurizing agent in desulfuration of liquefied gas tower, the semi lean solution that tower bottom comes out
Into the middle part of device in Gas desulfurizing tower, at the same with together with the desulfurizing agent that device in Gas desulfurizing tower top is got off in device in Gas desulfurizing tower
Interior lower part carries out preliminary desulfurization to device in Gas, the then lean solution desulfurization with device in Gas desulfurizing tower top of the device in Gas after preliminary desulfurization
Agent carries out reverse contact to remove remaining sulphur in device in Gas, and this set not only takes full advantage of the outflow of desulfuration of liquefied gas tower
Semi lean solution but also the dosage for the lean solution desulfurizing agent that device in Gas desulfurizing tower need to use is greatly decreased, and reduces pump load, section
The about circulation losses of a large amount of energy consumptions and desulfurizing agent；
(2) sulfur content is relatively low in the liquefied gas in the present invention, and sulfur content is relatively high in device in Gas, desulfuration of liquefied gas tower
Throughput requirements are big, therefore select the biggish sieve tray of flux, and the throughput requirements of device in Gas desulfurizing tower are small, therefore select tray efficiency
Higher Glitsch V-O tray, opposite packed tower, the selection of sieve tray and Glitsch V-O tray not only can effectively prevent solid particle
The case where blocking, extends the operation cycle under the premise of guaranteeing that column efficiency is stablized, it helps reduces cost of equipment, easy access
Cleaning reduces the cost of overhaul；
(3) present invention selects Glitsch V-O tray in device in Gas desulfurizing tower and solvent regeneration tower, selects on Glitsch V-O tray
Down-flow plate is tilted, so that gas-liquid two-phase is easy defoaming on inclination down-flow plate, reduces two-phase entrainment and influences tray efficiency.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the prior art；
Fig. 2 is structural schematic diagram of the invention；
Fig. 3 is the overlooking structure diagram of Glitsch V-O tray of the invention；
Fig. 4 is Glitsch V-O tray of the invention in the scheme of installation in tower.
In the figure, it is marked as 1, desulfuration of liquefied gas tower；2, device in Gas desulfurizing tower；3, solvent regeneration tower；4, the first desulfurizing agent into
Mouthful；5, liquefied gas inlet；6, liquefied gas exports；7, semi lean solution exports；8, the second desulfurizing agent import；9, device in Gas import；Watt 10,
The outlet of this gas；11, rich solution outlet；12, semi lean solution import；13, exhaust outlet；14, lean solution desulfurizing agent exports；15, rich solution import；
16, semi lean solution pipe；17, rich solution pipe；18, Glitsch V-O tray；19, cambered plate；20, seal pot；21, down-flow plate is tilted；22, fixed
Valve.
Specific embodiment
As shown in Figures 2 to 4, the high-efficiency desulfurization system of a kind of liquefied gas and device in Gas, including desulfuration of liquefied gas tower 1, watt
This desulfurization tower 2 and solvent regeneration tower 3,1 top and bottom of desulfuration of liquefied gas tower are respectively equipped with the first desulfurizing agent import 4 and liquefaction
Gas import 5 is respectively equipped with liquefied gas outlet 6 and semi lean solution outlet 7 at the top and bottom of desulfuration of liquefied gas tower 1；Device in Gas desulfurizing tower 2
Top and bottom are respectively equipped with the second desulfurizing agent import 8 and device in Gas import 9, and 2 top and bottom of device in Gas desulfurizing tower are set respectively
There are device in Gas outlet 10 and rich solution outlet 11, is equipped with semi lean solution import 12, the height of semi lean solution import 12 in the middle part of device in Gas desulfurizing tower 2
Degree is greater than the height of device in Gas import 9, less than the height of the second desulfurizing agent import 8；3 top and bottom of solvent regeneration tower are set respectively
There are exhaust outlet 13 and lean solution desulfurizing agent outlet 14, is equipped with rich solution import 15 in the middle part of solvent regeneration tower 3；Semi lean solution import 12 passes through half
Lean solution pipe 16 is connected with semi lean solution outlet 7, and rich solution import 15 is connected by rich solution pipe 17 with rich solution outlet 11, de- to promote
The recycling of sulphur agent, lean solution desulfurizing agent outlet 14 also by pipeline respectively with the first desulfurizing agent import 4 and the second desulfurizing agent into
Mouth 8 is connected.
Wherein, desulfuration of liquefied gas tower 1 is plate column, uses sieve tray, device in Gas desulfurizing tower 2 in desulfuration of liquefied gas tower 1
Also be plate column with solvent regeneration tower 3, use Glitsch V-O tray 18 in device in Gas desulfurizing tower 2 and solvent regeneration tower 3, such as Fig. 3 and
Shown in Fig. 4, Glitsch V-O tray 18 includes cambered plate 19, and 19 side of cambered plate is equipped with seal pot 20, and the other side of cambered plate 19 is set
Have and tilt down-flow plate 21, on cambered plate 19 and seal pot 20 is equipped with several fixed valves 22, inclination down-flow plate 21 and cambered plate 19
Between angle be 40-90 °.
In use, the lean solution desulfurizing agent after solvent regeneration tower 3 regenerates can be by pipeline respectively from liquefaction by the present invention
The tower top of desulfurization tower 1 and device in Gas desulfurizing tower 2 enters, and in desulfuration of liquefied gas tower 1, liquefied gas enters from liquefied gas inlet 5,
Liquefied gas inversely contacts on efficient sieve plate tower tray with desulfurizing agent, and the sulphur in liquefied gas is removed, and liquefied gas after desulfurization is from tower
The liquefied gas on top exports 6 bleeders, and the sulfur content in liquefied gas is lower, and the semi lean solution after absorbing sulphur goes out from the semi lean solution of tower bottom
Mouth 7 flows out, and the middle part of device in Gas desulfurizing tower 2 is entered by semi lean solution pipe 16；In device in Gas desulfurizing tower 2, from semi lean solution
Import 12 enter device in Gas desulfurizing tower 2 in semi lean solution with together with the desulfurizing agent that 2 top of device in Gas desulfurizing tower is got off in gas
Lower part carries out gas-liquid contact tentatively to remove the sulphur in device in Gas in 2 tower of desulfurization tower, device in Gas after preliminary desulfurization then with
The lean solution desulfurizing agent on 2 top of device in Gas desulfurizing tower inversely contact to remove remaining sulphur in device in Gas, the gas after desulfurization
Gas exports 10 bleeders from the device in Gas of tower top, and the sulfur content in device in Gas is higher, richness of the rich solution after absorbing sulphur from tower bottom
11 outflow of liquid outlet, and entered in solvent regeneration tower 3 by rich solution pipe 17；In solvent regeneration tower 3, rich solution desulfurizing agent is molten
Regeneration, the desulfurizing agent after regeneration have respectively entered in desulfuration of liquefied gas tower 1 and device in Gas desulfurizing tower 2 and are followed in agent regenerator 3
Ring uses.
In the present embodiment, sulfur content is relatively low in liquefied gas, and sulfur content is relatively high in device in Gas, desulfuration of liquefied gas tower 1
Throughput requirements are big, therefore select the biggish sieve tray of flux, and the throughput requirements of device in Gas desulfurizing tower 2 are small, therefore select tower tray effect
The higher Glitsch V-O tray 18 of rate, opposite packed tower, the selection of sieve tray and Glitsch V-O tray 18 not only can effectively prevent solid
The case where body particle blocks extends the operation cycle under the premise of guaranteeing that column efficiency is stablized, it helps reduces cost of equipment, just
It is cleaned in maintenance, reduces the cost of overhaul；The present invention liquefied gas and the reverse gas-liquid contact of desulfurizing agent, tower in desulfuration of liquefied gas tower 1
The semi lean solution that bottom comes out enters the middle part of device in Gas desulfurizing tower 2, at the same with the desulfurizing agent one that gets off from 2 top of device in Gas desulfurizing tower
Play lower part in device in Gas desulfurizing tower 2 and desulfurization carried out to device in Gas, the device in Gas after preliminary desulfurization then with gas desulfurization
The lean solution desulfurizing agent on 2 top of tower carries out reverse contact and is not only taken full advantage of with removing remaining sulphur, this set in device in Gas
The semi lean solution that desulfuration of liquefied gas tower 1 flows out, but also the dosage for the lean solution desulfurizing agent that device in Gas desulfurizing tower 2 need to use substantially subtracts
It is few, and reduce pump load, save a large amount of energy consumptions and desulfurizing agent circulation losses；The present invention is in device in Gas desulfurizing tower 2 and molten
Glitsch V-O tray 18 is selected in agent regenerator 3, inclination down-flow plate 21 is selected on Glitsch V-O tray 18, so that in inclination down-flow plate 21
Upper gas-liquid two-phase is easy defoaming, reduces two-phase entrainment and influences tray efficiency.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. the high-efficiency desulfurization system of a kind of liquefied gas and device in Gas, which is characterized in that including desulfuration of liquefied gas tower, gas desulfurization
Tower and solvent regeneration tower, desulfuration of liquefied gas tower top and bottom are respectively equipped with the first desulfurizing agent import and liquefied gas inlet,
The desulfuration of liquefied gas top of tower and bottom are respectively equipped with liquefied gas outlet and semi lean solution outlet；Device in Gas desulfurizing tower upper end
The second desulfurizing agent import and device in Gas import are respectively equipped with lower end, are respectively equipped at the top and bottom of the device in Gas desulfurizing tower watt
The outlet of this gas and rich solution outlet, the device in Gas desulfurizing tower middle part are equipped with semi lean solution import；The solvent reclamation top of tower and bottom
Portion is respectively equipped with exhaust outlet and the outlet of lean solution desulfurizing agent, is equipped with rich solution import in the middle part of the solvent regeneration tower；The semi lean solution into
Mouth is connected by semi lean solution pipe with semi lean solution outlet, and the rich solution import is connected by rich solution pipe with the rich solution outlet
It is logical, the lean solution desulfurizing agent outlet also by pipeline respectively with the first desulfurizing agent import and the second desulfurizing agent import phase
Connection.
2. the high-efficiency desulfurization system of a kind of liquefied gas according to claim 1 and device in Gas, which is characterized in that described half is poor
The height of liquid import is greater than the height of the device in Gas import, less than the height of the second desulfurizing agent import.
3. the high-efficiency desulfurization system of a kind of liquefied gas according to claim 1 and device in Gas, which is characterized in that the liquefaction
Desulfurization tower is plate column, uses sieve tray in the desulfuration of liquefied gas tower.
4. the high-efficiency desulfurization system of a kind of liquefied gas according to claim 1 or 3 and device in Gas, which is characterized in that described
Device in Gas desulfurizing tower and the solvent regeneration tower are plate column, are used in the device in Gas desulfurizing tower and the solvent regeneration tower solid
Determine valve tower disk.
5. the high-efficiency desulfurization system of a kind of liquefied gas according to claim 4 and device in Gas, which is characterized in that the fixation
Valve tower disk includes cambered plate, and the cambered plate side is equipped with seal pot, and the other side of the cambered plate is equipped with inclination down-flow plate.
6. the high-efficiency desulfurization system of a kind of liquefied gas according to claim 5 and device in Gas, which is characterized in that the arch
On plate and the seal pot is equipped with several fixed valves.
7. the high-efficiency desulfurization system of a kind of liquefied gas according to claim 5 and device in Gas, which is characterized in that the inclination
Angle between down-flow plate and the cambered plate is 40-90 °.
8. the high-efficiency desulfurization system of a kind of liquefied gas and device in Gas described in any one of -7, feature exist according to claim 1
In the sulfur content for the liquefied gas being passed through at the liquefied gas inlet contains lower than the sulphur for the device in Gas that the device in Gas entrance is passed through
Amount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811551698.0A CN109355121B (en) | 2018-12-19 | 2018-12-19 | Efficient desulfurization system for liquefied gas and gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811551698.0A CN109355121B (en) | 2018-12-19 | 2018-12-19 | Efficient desulfurization system for liquefied gas and gas |
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| Publication Number | Publication Date |
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| CN109355121A true CN109355121A (en) | 2019-02-19 |
| CN109355121B CN109355121B (en) | 2024-05-14 |
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ID=65329051
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811551698.0A Active CN109355121B (en) | 2018-12-19 | 2018-12-19 | Efficient desulfurization system for liquefied gas and gas |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10314535A (en) * | 1997-05-15 | 1998-12-02 | Ishikawajima Harima Heavy Ind Co Ltd | High temperature dry desulfurization device |
| JPH11276847A (en) * | 1998-03-27 | 1999-10-12 | Ishikawajima Harima Heavy Ind Co Ltd | Desulfurizing equipment |
| CN102977932A (en) * | 2012-12-13 | 2013-03-20 | 济南冶金化工设备有限公司 | Coke oven gas desulfurization equipment |
| CN202844827U (en) * | 2012-09-26 | 2013-04-03 | 中国恩菲工程技术有限公司 | Smoke gas desulfurization system |
| CN203360406U (en) * | 2013-07-31 | 2013-12-25 | 林吉萍 | Efficient regeneration desulfurizing tower |
| CN105195018A (en) * | 2015-10-22 | 2015-12-30 | 华东理工大学 | Method for reducing loss of liquefied gas in desulfurization process |
| CN107243242A (en) * | 2017-05-23 | 2017-10-13 | 武汉理工大学 | Refinery's amine liquid desulphurization system and its sulfur method |
| CN206940816U (en) * | 2017-06-21 | 2018-01-30 | 临沂恒昌焦化股份有限公司 | Coking industry desulphurization system |
| CN209508174U (en) * | 2018-12-19 | 2019-10-18 | 南京泰斯普化工工程技术有限公司 | A kind of high-efficiency desulfurization system of liquefied gas and device in Gas |
-
2018
- 2018-12-19 CN CN201811551698.0A patent/CN109355121B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10314535A (en) * | 1997-05-15 | 1998-12-02 | Ishikawajima Harima Heavy Ind Co Ltd | High temperature dry desulfurization device |
| JPH11276847A (en) * | 1998-03-27 | 1999-10-12 | Ishikawajima Harima Heavy Ind Co Ltd | Desulfurizing equipment |
| CN202844827U (en) * | 2012-09-26 | 2013-04-03 | 中国恩菲工程技术有限公司 | Smoke gas desulfurization system |
| CN102977932A (en) * | 2012-12-13 | 2013-03-20 | 济南冶金化工设备有限公司 | Coke oven gas desulfurization equipment |
| CN203360406U (en) * | 2013-07-31 | 2013-12-25 | 林吉萍 | Efficient regeneration desulfurizing tower |
| CN105195018A (en) * | 2015-10-22 | 2015-12-30 | 华东理工大学 | Method for reducing loss of liquefied gas in desulfurization process |
| CN107243242A (en) * | 2017-05-23 | 2017-10-13 | 武汉理工大学 | Refinery's amine liquid desulphurization system and its sulfur method |
| CN206940816U (en) * | 2017-06-21 | 2018-01-30 | 临沂恒昌焦化股份有限公司 | Coking industry desulphurization system |
| CN209508174U (en) * | 2018-12-19 | 2019-10-18 | 南京泰斯普化工工程技术有限公司 | A kind of high-efficiency desulfurization system of liquefied gas and device in Gas |
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|---|---|
| CN109355121B (en) | 2024-05-14 |
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