CN102258963A - Fluidized-bed reactor with built-in filtering device - Google Patents
Fluidized-bed reactor with built-in filtering device Download PDFInfo
- Publication number
- CN102258963A CN102258963A CN2010101929229A CN201010192922A CN102258963A CN 102258963 A CN102258963 A CN 102258963A CN 2010101929229 A CN2010101929229 A CN 2010101929229A CN 201010192922 A CN201010192922 A CN 201010192922A CN 102258963 A CN102258963 A CN 102258963A
- Authority
- CN
- China
- Prior art keywords
- fluidized
- reactor
- bed reactor
- blowback
- valve
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
The invention provides a fluidized-bed reactor with a built-in filtering device. The fluidized-bed reactor comprises a reactor shell, a fluidized-bed reactor distributor, a reactor charging pipe and a reactor discharging pipe, wherein the fluidized-bed reactor further comprises a built-in filtering device; a chamber defined by the reactor shell is divided into a charging region, a reaction region, a filtering region and a discharging region by the built-in filtering device together with the fluidized-bed reactor; the reactor charging pipe and the reactor discharging pipe are respectively communicated with the charging region and the discharging region; and the filtering device is a filter element-type metal powder-sintered filtering element or a plate-type metal powder-sintered filtering element. The fluidized-bed reactor provided by the invention is used for realizing the integration of fluidized-bed reaction and catalyst separation and can separate a reactant material and a reaction catalyst in a multiphase fluidized-bed reactor.
Description
Technical field
The present invention relates to a kind of fluidized-bed reactor of built-in filter.
Background technology
In recent years, all existing commercial Application of the turbulent fluidized bed of fine grained and high flow rate and high-velocity fluidized bed.Be higher than at flow velocity under the condition of particle entrainment speed, the circulation of fluid bed by solid strengthened the contact between gas-solid or liquid-solid two-phase to keep bed, is particularly conducive to the high reaction system of interphase mass transfer resistance.Yet, because a large amount of catalyst granules is entrained with by gas, need separates and recycle and return bed, therefore also very high to the requirement that separates.
Because the reaction in most of fluid beds all is to carry out under higher temperature and pressure, also there is corrosivity usually in reaction medium.Therefore gas-solid separator requires to have better chemical tolerance, higher temperature applicable range, the higher pressure scope of application in the general fluid bed.
There are many defectives in the isolation technics of the recirculating fluidized bed of using now:
1) cyclone dust collectors and cyclone separator---cheap, simple in structure, but efficiency of dust collection is low, can not remove atomic fine grained, and catalyst stack less is serious;
2) gravel bed filter---efficient is higher, but investment is high, floor space is big, and is poor to some high temperature sticky dust clean-up effect;
3) sack cleaner---easy dewfall, the life-span is short, non-refractory;
4) the metal felt filter---filtering accuracy does not reach requirement, and fluid flux is little, not erosion resistant.
So, aspect the discharging purification of fluidized-bed reactor, an urgent demand a kind of applied widely, separative efficiency is high, dependable performance, filtration new technology that operating cost is low.
Summary of the invention
Be used for many defectives that the fluidized-bed reactor discharging separates in the prior art for solving, spy of the present invention provides a kind of novel fluidized bed reactor of built-in filter.
The invention provides a kind of fluidized-bed reactor, this fluidized-bed reactor comprises reactor shell, the fluidized-bed reactor distributor, reactor feed pipe and reactor discharge nozzle, wherein, this fluidized-bed reactor also comprises filter, this filter is built in the described reactor shell, and the chamber that this reactor shell defined is divided into feed zone with described fluidized-bed reactor distributor, reaction zone, filtering area and discharge zone, described reactor feed pipe and reactor discharge nozzle are connected with feed zone and discharge zone respectively, and described filter uses metal powder sintered filter element of filer element type or the powder sintered filter element of panel metal.Described fluidized-bed reactor distributor is metal powder sintered porous material.
Wherein, described fluidized-bed reactor also can comprise: blowback gas bag or backwash liquid storage tank are used for coming described filter is carried out blowback or backwash by blowback or backwash pipeline.
Wherein, described fluidized-bed reactor also can comprise purge gas or backwash liquid distributor, this purge gas or backwash liquid distributor are positioned on the described filter, are connected by one or more described blowback or counter-flushing pipeline with described blowback gas bag or backwash liquid storage tank.
Wherein, described fluidized-bed reactor also can comprise: blowback or backwash valve are positioned on described blowback or the counter-flushing pipeline; Differential manometer is used to detect the pressure reduction of described reactor shell inner filtration device both sides; And controller, be electrically connected with described differential manometer, be used for opening or closing according to described pressure reduction control blowback or backwash valve.
Wherein, described controller also can be controlled opening or closing of blowback or backwash valve according to scheduled timing.
Wherein, described fluidized-bed reactor also can comprise reactor discharging circulation pipe, this reactor discharging circulation pipe one end is connected to described discharge zone, the other end is connected to described reactor feed pipe, is respectively arranged with circulating valve, inlet valve and bleeder valve on this reactor discharging circulation pipe, described reactor feed pipe and the reactor discharge nozzle.
Wherein, described controller also can be electrically connected with described circulating valve, inlet valve and bleeder valve, be used at the fixed time within control described inlet valve and circulating valve open, bleeder valve cuts out, and after the described scheduled time, control described circulating valve and close, inlet valve and bleeder valve are opened.
Fluidized-bed reactor provided by the invention has been realized the integrated of fluidized-bed reaction and catalyst separation, can separating at inner realization response logistics of multiphase flow fluidized bed reactor and catalysts, be widely used in the harsh operating mode of various HTHPs, and can be under this harshness operating mode long-time steady operation, the discharging that guarantees fluidized-bed reactor is the clean materials that meets the not entrained catalyst particles of technological requirement, satisfies the requirement of downstream process fully.
Description of drawings
Fig. 1 is the structural representation of fluidized-bed reactor provided by the invention; And
Fig. 2 is the structural representation of first embodiment of fluidized-bed reactor provided by the invention.
The specific embodiment
For allow above-mentioned and other purposes of the present invention, feature and advantage can be more obvious, hereinafter will cooperate appended diagram, be described in detail below.In addition, in explanation of the present invention, identical member is with identical symbolic representation, in this close chat earlier bright.
Fig. 1 is the structural representation of fluidized-bed reactor provided by the invention.As shown in Figure 1, fluidized-bed reactor provided by the invention comprises reactor shell 100, fluidized-bed reactor distributor 600, reactor feed pipe 200 and reactor discharge nozzle 300, this fluidized-bed reactor also comprises filter 400, described filter 400 is built in the described reactor shell 100, and with described fluidized-bed reactor distributor 600 chamber that this reactor shell 100 is defined is divided into feed zone, reaction zone, filtering area and discharge zone.Described reactor feed pipe 200 and reactor discharge nozzle 300 are connected with described feed zone and discharge zone respectively.
Wherein, zone between described reactor shell 100 internal reaction device feed pipes 200 and the fluidized-bed reactor distributor 600 is a feed zone, zone between fluidized-bed reactor distributor 600 and the filter 400 is a reaction zone, the zone that filter 400 is positioned at is a filtering area, and the zone between filter 400 and the reactor discharge nozzle 300 is a discharge zone.
Wherein, described filter 400 can adopt metal powder sintered filter element of filer element type or the powder sintered filter element of panel metal, its temperature range that is suitable for is-20～900 ℃, tolerant pressure differential range is 0～1.5Mpa, tolerant pressure limit is 0～30.0Mpa, separation accuracy 0.01～500 μ m.Described fluidized-bed reactor distributor 600 is positioned at described reactor shell bottom, by this fluidized-bed reactor distributor 600, can make material evenly enter reaction zone, fully contacts with the catalyst that enters in the reaction zone by catalyst inlet 500.Described fluidized-bed reactor distributor 600 is metal powder sintered porous material.
Fig. 2 is the structural representation of first embodiment of fluidized-bed reactor provided by the invention.As shown in Figure 2, fluidized-bed reactor provided by the invention also comprises blowback gas bag or backwash liquid storage tank 10, is used for coming described filter 400 is carried out blowback or backwash by blowback pipeline or counter-flushing pipeline.This blowback gas bag or backwash liquid storage tank 10 can participate in reaction so that the catalyst granules that adheres on the filter 400 comes back to by filter 400 is carried out blowback or backwash in the reaction zone.
Preferably, described fluidized-bed reactor also can comprise purge gas (perhaps backwash liquid) distributor 20, this purge gas (perhaps backwash liquid) distributor 20 is positioned on the described filter 400, is connected by one or more described blowback (perhaps backwash) pipeline with described blowback gas bag or backwash liquid storage tank 10.Have a plurality of distributor pipes on described purge gas (perhaps backwash liquid) distributor 20, respectively at the different piece of filter 400, by this, can opening or closing a part or whole part of filter 400 carried out blowback by relevant blowback (perhaps backwash) pipeline of control.For example, Fig. 2 has illustrated two blowbacks (perhaps backwash) pipeline, be respectively arranged with blowback (perhaps backwash) valve 31 and blowback (perhaps backwash) valve 32 on this two blowbacks (perhaps backwash) pipeline, can opening or closing filter 400 carried out subregion blowback (perhaps backwash) or whole blowback (perhaps backwash) by this two blowbacks (perhaps backwash) valve of control.
Preferably, described fluidized-bed reactor also can comprise: blowback (perhaps backwash) valve is positioned on described blowback (perhaps backwash) pipeline; Differential manometer 40 is used to detect the pressure reduction of described housing inner filtration device 400 both sides; And controller 50, be electrically connected with described differential manometer 40, be used for opening or closing according to described pressure reduction control blowback (perhaps backwash) valve.On behalf of the catalyst granules on the filter 400, the pressure reduction of filter 400 both sides promptly adhere to situation, adheres to manyly more, and pressure reduction is big more.By this, controller 50 can come filter 400 is carried out blowback (perhaps backwash) according to pressure reduction, to adhere to the too much situation of catalyst granules on filter 400, carries out blowback (perhaps backwash) deashing and handles.
Control the blowback (perhaps backwash) according to pressure reduction except that above-mentioned, described controller 50 also can be controlled opening or closing of blowback (perhaps backwash) valve according to scheduled timing.For example, controller 50 can be every the scheduled time or whenever predetermined instant is just opened blowback (perhaps backwash) one period scheduled time of valve, filter 400 is carried out blowback (perhaps backwash).In addition, but also the people is manual operation blowback (perhaps backwash) valve, filter 400 is carried out blowback (perhaps backwash).
Preferably, described fluidized-bed reactor also can comprise reactor discharging circulation pipe 800, these reactor discharging circulation pipe 800 1 ends are connected to described discharge zone, the other end is connected to described reactor feed pipe 200, this reactor discharging circulation pipe 800, be respectively arranged with circulating valve 810 on described reactor feed pipe 200 and the reactor discharge nozzle 300, inlet valve 210 and bleeder valve 310, controller 50 can with this circulating valve 810, inlet valve 210 and bleeder valve 310 are electrically connected, within being used at the fixed time (promptly, the charging initial stage) described inlet valve 210 of control and circulating valve 810 are opened, bleeder valve 310 cuts out, and after the described scheduled time, control described circulating valve 810 and close, inlet valve 210 and bleeder valve 310 are opened.Because at the charging initial stage, the discharging logistics is complete reaction not, so controller 50 control inlet valves 210 and circulating valve 810 are opened, bleeder valve 310 cuts out, and the discharging logistics comes back in the fluidized-bed reactor by reactor discharging circulation pipe 800 reacts; After the described scheduled time, promptly fluidized-bed reactor working properly after, the described circulating valve 810 of controller 50 control cuts out, inlet valve 210 and bleeder valve 310 are opened, but the qualified material discharge currents fluidized bed reactor that reaction is finished.The above-mentioned scheduled time can be set according to the real work situation, for example, can be 10 minutes～50 minutes.
The course of work to fluidized-bed reactor of the present invention is described below:
(1) fluidized-bed reactor is started working, and inlet valves 210 controlled by controller 50 and circulating valve 810 is opened, bleeder valve 310 cuts out, and material contacts with catalyst at reaction zone.Discharging logistics reaction this moment is also incomplete, and discharging logistics meeting reenters in the fluidized-bed reactor via reactor discharging circulation pipe 800 reacts;
(2) after the scheduled time (promptly, after the sulfuration bed bioreactor operate as normal), inlet valves 210 controlled by controller 50 and bleeder valve 310 is opened, circulating valve 810 cuts out, finish the material of reaction and carry the filtering area that the part catalyst particle rises to fluid bed secretly, after filter 400 filtrations, catalyst granules is blocked, and comes back to and participates in reaction in the fluidized-bed reactor, and the fluid after the purification is discharged the sulfuration bed bioreactor via bleeder valve 310.
(3) in the fluidized-bed reactor normal work period, can detect the pressure reduction of filter 400 both sides by differential manometer 40, after the pressure reduction of filter 400 both sides exceeds predetermined value, open blowback (perhaps backwash) valve, so that filter 400 is carried out blowback or back flush, the clean materials that the gas (perhaps liquid) of blowback (perhaps backwash) promotes in the bodies for purifying fluids buffering area oppositely passes through filter 400, be deposited on the catalyst granules of filter 400 with removal, the reaction zone that makes this catalyst granules come back to the sulfuration bed bioreactor participates in reaction.Can control in blowback (perhaps backwash) mode to filter 400 this moment by the opening or closing of (perhaps backwash) valve 31 of the blowback in the control chart 2 and blowback (perhaps backwash) valve 32.
Though the present invention is disclosed by the foregoing description, yet the foregoing description is not to be used to limit the present invention, and any the technical staff in the technical field of the invention without departing from the spirit and scope of the present invention, should make various changes and modification.Therefore protection scope of the present invention should be as the criterion with the scope that appended claims was defined.
Claims (7)
1. fluidized-bed reactor, this fluidized-bed reactor comprises reactor shell (100), fluidized-bed reactor distributor (600), reactor feed pipe (200) and reactor discharge nozzle (300), it is characterized in that, this fluidized-bed reactor also comprises filter (400), this filter (400) is built in the described reactor shell (100), and the chamber that described reactor shell (100) is defined is divided into feed zone with described fluidized-bed reactor distributor (600), reaction zone, filtering area and discharge zone, described reactor feed pipe (200) and reactor discharge nozzle (300) are connected with feed zone and discharge zone respectively, described filter (400) is metal powder sintered filter element of filer element type or the powder sintered filter element of panel metal, and described fluidized-bed reactor distributor (600) is metal powder sintered porous material.
2. fluidized-bed reactor according to claim 1, wherein, this fluidized-bed reactor also comprises: blowback gas bag or backwash liquid storage tank (10) are used for coming described filter (400) is carried out blowback or backwash by blowback or counter-flushing pipeline.
3. fluidized-bed reactor according to claim 2, wherein, this fluidized-bed reactor also comprises purge gas or backwash liquid distributor (20), this purge gas or backwash liquid distributor (20) are positioned on the described filter (400), are connected by one or more described blowback or counter-flushing pipeline with described blowback gas bag or backwash liquid storage tank (10).
4. according to claim 2 or 3 described fluidized-bed reactors, wherein, this fluidized-bed reactor also comprises:
Blowback or backwash valve are positioned on described blowback or the counter-flushing pipeline;
Differential manometer (40) is used to detect the pressure reduction of described reactor shell (100) inner filtration device (400) both sides; And
Controller (50) is electrically connected with described differential manometer (40), is used for opening or closing according to described pressure reduction control blowback or backwash valve.
5. according to claim 2 or 3 described fluidized-bed reactors, wherein, this fluidized-bed reactor also comprises:
Blowback or backwash valve are positioned on described blowback or the counter-flushing pipeline; And
Controller (50) is used for opening or closing according to scheduled timing control blowback or backwash valve.
6. fluidized-bed reactor according to claim 1, wherein, described fluidized-bed reactor also comprises reactor discharging circulation pipe (800), these reactor discharging circulation pipe (800) one ends are connected to described discharge zone, the other end is connected to described reactor feed pipe (200), is respectively arranged with circulating valve (810), inlet valve (210) and bleeder valve (310) on this reactor discharging circulation pipe (800), described reactor feed pipe (200) and the reactor discharge nozzle (300).
7. fluidized-bed reactor according to claim 6, wherein, this fluidized-bed reactor also comprises controller (50), this controller (50) is electrically connected with described circulating valve (810), inlet valve (210) and bleeder valve (310), control described inlet valve (210) and circulating valve (810) are opened within being used at the fixed time, bleeder valve (310) cuts out, and controls described circulating valve (810) and close after the described scheduled time, and inlet valve (210) and bleeder valve (310) are opened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101929229A CN102258963A (en) | 2010-05-27 | 2010-05-27 | Fluidized-bed reactor with built-in filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101929229A CN102258963A (en) | 2010-05-27 | 2010-05-27 | Fluidized-bed reactor with built-in filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102258963A true CN102258963A (en) | 2011-11-30 |
Family
ID=45005911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101929229A Pending CN102258963A (en) | 2010-05-27 | 2010-05-27 | Fluidized-bed reactor with built-in filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102258963A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102600684A (en) * | 2012-03-15 | 2012-07-25 | 温州菲德石化科技有限公司 | Embedded type automatic blowback filter at top of catalyst tank |
| CN103717300A (en) * | 2011-08-05 | 2014-04-09 | 日本石油天然气·金属矿物资源机构 | Cleaning device for filter |
| CN107398239A (en) * | 2017-09-05 | 2017-11-28 | 陕西未来能源化工有限公司 | A kind of device and its application method of paste state bed reactor separation different-grain diameter catalyst |
| CN108623471A (en) * | 2017-03-15 | 2018-10-09 | 圣奥化学科技有限公司 | The continuous preparation device and method of p phenylenediamine type antioxidant |
| CN115046728A (en) * | 2022-05-12 | 2022-09-13 | 台州学院 | Device and method for measuring bubble coalescence and breakage events of straight pipe air flow distributor of gas-liquid biological bubbling fluidized bed |
| CN115805046A (en) * | 2021-09-15 | 2023-03-17 | 中国石油天然气股份有限公司 | Gas phase ultra-stable reactor, device and method for improving silicon-aluminum ratio of catalytic cracking catalyst |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7001573B1 (en) * | 1998-08-21 | 2006-02-21 | Uhde Gmbh | Process for removing fine dust from a fluidized-bed reactor, in particular for the oxychlorination of ethylene |
| EP1889655A1 (en) * | 2006-08-16 | 2008-02-20 | DIOSNA Dierks & Söhne GmbH | Fluidised bed facility |
| CN101703860A (en) * | 2009-11-20 | 2010-05-12 | 乐山乐电天威硅业科技有限责任公司 | Gas-solid separation device of trichlorosilane synthetic gas |
| CN201735387U (en) * | 2010-05-27 | 2011-02-09 | 北京中天元环境工程有限责任公司 | Fluidized bed reactor with built-in filter device |
-
2010
- 2010-05-27 CN CN2010101929229A patent/CN102258963A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7001573B1 (en) * | 1998-08-21 | 2006-02-21 | Uhde Gmbh | Process for removing fine dust from a fluidized-bed reactor, in particular for the oxychlorination of ethylene |
| EP1889655A1 (en) * | 2006-08-16 | 2008-02-20 | DIOSNA Dierks & Söhne GmbH | Fluidised bed facility |
| CN101703860A (en) * | 2009-11-20 | 2010-05-12 | 乐山乐电天威硅业科技有限责任公司 | Gas-solid separation device of trichlorosilane synthetic gas |
| CN201735387U (en) * | 2010-05-27 | 2011-02-09 | 北京中天元环境工程有限责任公司 | Fluidized bed reactor with built-in filter device |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103717300A (en) * | 2011-08-05 | 2014-04-09 | 日本石油天然气·金属矿物资源机构 | Cleaning device for filter |
| CN103717300B (en) * | 2011-08-05 | 2016-01-20 | 日本石油天然气·金属矿物资源机构 | Cleaning device for filter |
| US9248387B2 (en) | 2011-08-05 | 2016-02-02 | Japan Oil, Gas And Metals National Corporation | Filter cleaning apparatus |
| CN102600684A (en) * | 2012-03-15 | 2012-07-25 | 温州菲德石化科技有限公司 | Embedded type automatic blowback filter at top of catalyst tank |
| CN108623471A (en) * | 2017-03-15 | 2018-10-09 | 圣奥化学科技有限公司 | The continuous preparation device and method of p phenylenediamine type antioxidant |
| CN108623471B (en) * | 2017-03-15 | 2024-03-15 | 圣奥化学科技有限公司 | Continuous preparation device and method for p-phenylenediamine anti-aging agent |
| CN107398239A (en) * | 2017-09-05 | 2017-11-28 | 陕西未来能源化工有限公司 | A kind of device and its application method of paste state bed reactor separation different-grain diameter catalyst |
| CN107398239B (en) * | 2017-09-05 | 2023-04-21 | 陕西未来能源化工有限公司 | Device for separating catalysts with different particle sizes by slurry bed reactor and application method thereof |
| CN115805046A (en) * | 2021-09-15 | 2023-03-17 | 中国石油天然气股份有限公司 | Gas phase ultra-stable reactor, device and method for improving silicon-aluminum ratio of catalytic cracking catalyst |
| CN115046728A (en) * | 2022-05-12 | 2022-09-13 | 台州学院 | Device and method for measuring bubble coalescence and breakage events of straight pipe air flow distributor of gas-liquid biological bubbling fluidized bed |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102258963A (en) | Fluidized-bed reactor with built-in filtering device | |
| EP2131939B1 (en) | Filter apparatus and method | |
| CN102703712B (en) | Combined filtration process for recovering noble metal catalyst from fischer-tropsch synthesis products | |
| KR20150015529A (en) | High-efficiency dynamic slurry-liquid-separating filtration apparatus and filtration method therefor | |
| CN101081357A (en) | Slurry bed circulatory flow reactor and uses thereof | |
| CN201776030U (en) | Metal powder sintered cartridge filter for polycrystalline silicon production | |
| CN102626568A (en) | Product filtering system for three-phase slurry bed reactor | |
| JPH05253425A (en) | Apparatus for filtering solid particle from fluid | |
| US9050569B2 (en) | Thin layer fixed bed reactor for the chemical treatment of a finely divided catalytic solid | |
| CN103341294B (en) | High-temperature gas filter device and filtering method thereof | |
| CN101959575A (en) | Method and apparatus for the continuous seperation and discharge of solid catalysts and products for fischer-tropsch synthesis reactions | |
| CN107107014B (en) | Particle separation catalytic chemical reactor and particle separator | |
| CN201735387U (en) | Fluidized bed reactor with built-in filter device | |
| CN102257103A (en) | Apparatus and method for conducting a fischer-tropsch synthesis reaction | |
| CN211847820U (en) | Oil slurry purifying device | |
| CN209885342U (en) | Dry-method residue-removing filter without residual liquid | |
| Gupta et al. | Reactive separation of CO2 using pressure pelletised limestone | |
| CN201529435U (en) | Filter inner component of slurry bed reactor | |
| CN1325607C (en) | Filter device for reaction system of petroleum catalytic cracking experiment apparatus | |
| CN201558636U (en) | High-temperature and high-efficiency electromagnetic floating bed dust remover | |
| CN201586518U (en) | Downtake structure of slurry bed circulation flow reactor | |
| CN201558690U (en) | Inner filtering component for slurry bed reactor | |
| CN201529521U (en) | Slurry bed circulating reactor downcomer structure of coupled magnetic field | |
| CN217773809U (en) | Continuous filtration system of hydrogenation catalyst | |
| CN201239584Y (en) | High-temperature flue gas filter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20111130 |