CN206266502U - A kind of filter plant in fixed bed hydrogenation reactor - Google Patents
A kind of filter plant in fixed bed hydrogenation reactor Download PDFInfo
- Publication number
- CN206266502U CN206266502U CN201621079784.2U CN201621079784U CN206266502U CN 206266502 U CN206266502 U CN 206266502U CN 201621079784 U CN201621079784 U CN 201621079784U CN 206266502 U CN206266502 U CN 206266502U
- Authority
- CN
- China
- Prior art keywords
- filter
- bar shaped
- lautertuns
- hydrogenation reactor
- fixed bed
- 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.)
- Active
Links
Landscapes
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Abstract
The utility model discloses the filter plant in a kind of fixed bed hydrogenation reactor, useful space utilization rate is not high with incrustation ability not during solving to there are problems that sediment incrustation basket or filter plant in the prior art for large-scale fixed bed hydrogenation reactor.Filter plant in the fixed bed hydrogenation reactor includes three filter layers arranged from top to bottom, filter layer is identical with following filtering layer structure above, it is circular fixed disk frame including a horizontal cross sectional geometry, the bar shaped lautertuns that fixed disk inframe is provided with a cylindrical filter groove and several horizontal cross sectional geometries are fan annular, intermediate filter layer includes the bar shaped lautertuns that several horizontal cross sectional geometries are fan annular, bar shaped lautertuns is radially evenly arranged around the center of fixed disk frame, filter layer is corresponding up and down with the bar shaped lautertuns position of following filter layer above, the middle position of the two neighboring bar shaped lautertuns of the bar shaped lautertuns filter layer disposed above of intermediate filter layer.
Description
Technical field
The utility model belongs to petroleum refining and field of chemical equipment, in more particularly to a kind of fixed bed hydrogenation reactor
Filter plant.
Background technology
In recent years, as environmental regulation is increasingly strict, crude oil gradually heaviness in poor quality, and market is to high-quality distillate
Demand is continuously increased again, therefore, the mink cell focus such as residual oil hydrogen addition technology can produce very important influence to economic benefit.
The raw material that the hydrocarbon raw material in petroleum refining field, particularly residual oil etc. are impure or composition of easy coking is more, leads to
Often containing impurity such as colloid, asphalitine, metal impurities and suspended particulates, while in actual motion, also can in system and pipeline
Produce the impurity such as rust deposite.And insoluble dirt can only be removed into the mechanical filter before hydrogenation reactor, with soluble impurity
Raw material enter reactor after, can be formed in catalyst bed layer surface and dirt and accumulated, will rapidly reduce flow of media passage, very
To causing obstruction, these impurity to deposit to catalyst surface into catalyst section, blocking catalyst duct makes catalyst
Pore volume is greatly reduced, so that catalyst activity is quickly reduced.Meanwhile, dirty thing tires out in catalyst bed surface layer can also make reaction
Device pressure drop rise, can crush tower tray when serious, cause unplanned shutdown.
To solve the above problems, earliest method is according to liquid phase feeding property and reaction unit operating mode, in reactor
Several sediment incrustation baskets are set, the dirt intercept, filter, depositing in liquid phase feeding.Common sediment incrustation basket is core structure, and sieve is wrapped up in outward
Net, is placed in the porcelain ball bed of catalyst top bed upper surface, and protective agent bed is laid below porcelain ball bed.Concrete structure
With form referring to《Petrochemical equipment technology》In phase nineteen ninety-five the 1st " development of hydrogenation reactor inner member " text page 17.
Commercial Application proves that the sediment incrustation basket of this structure installs very loaded down with trivial details, and the sediment incrustation basket occupancy reactor useful space is larger, because
And reactor effective volume can be reduced, catalyst inventory is reduced.Because this sediment incrustation basket is that dispersion interval is installed, it is impossible to ensure institute
Some materials all pass through filtering, while the uniformity that can also influence liquid phase feeding to be distributed on bed at the top of catalyst, exists at present
Used on commercial plant less.
Application No. CN201420434290.6, CN201420434739.9, CN200410050765.2,
The Chinese patent of CN200510069872.4 and CN200520017581.6 discloses a kind of fluid with filtering function and divides in advance
Orchestration and fluid predistribution disk, in these patents, its content has all referred to various fluid pre-distributors with filtering function, peace
In reactor end socket, effect is preferable, but this structure is similar to gas-liquid allotter, installs complicated, the protective agent of filling
Limited amount, extensive in engineering, long-term operation still there is a problem of it is certain, especially after larger-scale unit, it is difficult to
Limited sufficient utilization end socket space.
The Chinese patent of Application No. CN200810049861.3 and CN200810049860.9, discloses a kind of for gas
Filter plant in liquid co-current flow fixed bed reactor, various loci of this kind of filter plant on reactor water plane section can be equal
The dirt in liquid phase feeding is filtered evenly, is not in short circuit.Its filter area is big, and filter efficiency is high, effect is good, incrustation ability
Can give full play to, incrustation capacity utilization ratio is higher.This two patented technologies describe two kinds of partitioned modes respectively, respectively there is itself
Feature, both structures are applied into current large-scale hydrogenation reactor can also meet filtering requirement, but can not make full use of
The end socket space of large-scale hydrogenation reactor.
The diameter of country's hydrogenation reactor has had evolved to more than 5m at present, and the height in end socket space has more than 2m, such as
Fruit still is difficult to make full use of the inner space of reactor using existing technology, and the present invention is mainly large-scale according to hydrogenation reactor
The development trend of change, makes full use of the end socket space of reactor, using multiple layer combination filtration, with reference to Liquid Flow characteristic,
The structure of every layer of filtering table of rational deployment, in the case of pressure drop is less, can realize the filtering of oil product, while sandwich construction can
To set different mechanical filters, protective agent or catalyst, the loaded catalyst of equipment is greatly improved.
Utility model content
The purpose of this utility model is to provide the filter plant in a kind of fixed bed hydrogenation reactor, to solve existing skill
There is sediment incrustation basket or filter plant in art is used for that useful space utilization rate during large-scale fixed bed hydrogenation reactor to be high, incrustation ability
Not high the problems such as.
The utility model provides the filter plant in a kind of fixed bed hydrogenation reactor, it is characterised in that：The fixed bed adds
Filter plant in hydrogen reactor includes three filter layers arranged from top to bottom, above filter layer and following filtering layer structure phase
Together, it includes that horizontal cross sectional geometry is circular fixed disk frame, if fixed disk inframe be provided with a cylindrical filter groove and
Dry horizontal cross sectional geometry is the bar shaped lautertuns of fan annular, and cylindrical filter groove is located at the center of fixed disk frame, bar shaped
Lautertuns is radially evenly arranged around cylindrical filter groove, and intermediate filter layer includes that several horizontal cross sectional geometries are fan ring
The bar shaped lautertuns of shape, bar shaped lautertuns is radially evenly arranged around the center of fixed disk frame, above filter layer with
The bar shaped lautertuns position of filter layer is corresponded to up and down below, the bar shaped lautertuns filter layer disposed above of intermediate filter layer
Two neighboring bar shaped lautertuns middle position, the cylindrical filter groove and bar shaped lautertuns are equipped with by net bar filter screen
The bottom surface and side of composition, top are hatch frame, and net bar filter screen is fixed on cylindrical filter groove framework and bar shaped lautertuns frame
On frame, the side of bar shaped lautertuns includes inner arc surface side, an exterior arc surface side and two planar sides.
Annular seam is left between the inner arc surface side of bar shaped lautertuns described in the utility model and cylindrical filter groove
Gap, leaves outer annulus between the exterior arc surface side of bar shaped lautertuns and fixed disk frame, two neighboring bar shaped lautertuns
Strip crevice is left between planar side, bar shaped in intermediate filter layer filtering groove center is circular gap, bar shaped lautertuns it
Between, bar shaped lautertuns and cylindrical filter groove and be connected by active connection between fixed disk frame.
The utility model is mainly used in diameter in the large-scale fixed bed hydrogenation reactor of more than 4.5m, is arranged on when using
In end socket at the top of fixed bed reactors, positioned at the lower section of inlet diffuser, the top of gas-liquid allotter.Using the utility model
Structure has the advantage that as follows：
(1) installation of the present utility model, maintenance are all more convenient, and structure is also fairly simple；
(2) large-scale hydrogenation reactor end socket space is very big, and the utility model sets three filter layers, can be with sufficiently effective
Using end socket space, porcelain ball, protective agent, or even catalyst can be loaded inside end socket, inside reactor can be greatly improved
Catalyst packing rate；
(3) the utility model sets three filter layers, and the gap between each layer of bar shaped lautertuns is larger, upper and lower lautertuns
Interval layout, so that formed from top to bottom, lautertuns all standing on section, and pressure drop is smaller；
(4) the utility model sets three filter layers, even if another usefulness of upper and lower lautertuns interval layout is one
In the individual cycle, in the case of having one layer or multiple filtration failure in three layer filtration groove, also it is unlikely to cause the parking of whole device.
The utility model is arranged in the end socket of reactor as a kind of large-scale hydrogenation reactor inner member, point multilayer,
Liquid phase feeding effectively slows down catalyst into being intercepted to the dirt in liquid phase feeding before beds, being filtered, deposited
The incrustation of top bed, coking, the various problems that elimination is caused by it.
The utility model is described in further detail with reference to the accompanying drawings and detailed description.But accompanying drawing and specific
Implementation method is not intended to limit the claimed scope of the utility model.
Brief description of the drawings
Fig. 1 is the structural representation of the filter plant in a kind of fixed bed hydrogenation reactor of the utility model.
Fig. 2 is filter layer schematic layout pattern above.
Fig. 3 is intermediate filter layer schematic layout pattern.
Fig. 4 is following filter layer schematic layout pattern.
Fig. 5 is the dimensional structure diagram of bar shaped lautertuns, and porcelain ball, protective agent or catalyst are filled with lautertuns.
Reference is shown in figure：
1-reactor shell, 2-beds, 3-protective agent bed, 4-tubular type gas-liquid allotter, 5-end socket,
6-following filter layer, 7-intermediate filter layer, 8-filter layer above, 9-gas-liquid diffuser, 10-bar shaped lautertuns, 11-circle
Cartridge filtration groove, 12-net bar filter screen.
Specific embodiment
Referring to the filter plant that Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model are used in fixed bed hydrogenation reactor, including
Three filter layers arranged from top to bottom, i.e., above overanxious layer 8, intermediate filter layer 7 and below filter layer 6, above the He of filter layer 8
The structure of filter layer 6 is identical below, and it includes that a horizontal cross sectional geometry is circular fixed disk frame, and fixed disk inframe is provided with one
Cylindrical filter groove 11 and several horizontal cross sectional geometries are the bar shaped lautertuns 10 of fan annular, and cylindrical filter groove 11 is located at solid
The center of price fixing frame, bar shaped lautertuns 10 is radially evenly arranged around cylindrical filter groove 11, and intermediate filter layer 7 is wrapped
The bar shaped lautertuns 10 that several horizontal cross sectional geometries are fan annular is included, bar shaped lautertuns 10 is around the center of fixed disk frame
Radially be evenly arranged, above filter layer 8 it is corresponding up and down with the position of bar shaped lautertuns 10 of following filter layer 6, it is middle
The centre position of the two neighboring bar shaped lautertuns 10 of the filter layer 8 disposed above of bar shaped lautertuns 10 of filter layer 7, i.e., above
The interval of bar shaped lautertuns 10 layout of filter layer 8, intermediate filter layer 7 and following filter layer 6.The cylindrical filter groove 11 and bar
Shape lautertuns 10 is equipped with the bottom surface and side being made up of net bar filter screen 12 (as shown in Figure 5), and top is hatch frame, the filter of net bar
Net 12 is fixed on cylindrical filter groove framework and bar shaped lautertuns framework, and the side of bar shaped lautertuns 10 includes an Inner arc
Side, an exterior arc surface side and two planar sides.
As shown in figure 1, filter plant in fixed bed hydrogenation reactor reactor all in reactor shell 1
In end socket 5.
Net bar filter screen 12 is welded by net bar arranged in parallel and perpendicular to the support bar of net bar, commonly referred to as " John
Inferior net ".Cylindrical filter groove 11 and the height H of net bar filter screen 12 in bar shaped lautertuns 10 can as, it is also possible to different, H
Generally 50-300mm, preferably 100-180mm.
Annular gap, inner ring are left between the inner arc surface side of the bar shaped lautertuns 10 and cylindrical filter groove 11
The horizontal cross sectional geometry in shape gap is annular；Outer shroud is left between the exterior arc surface side of bar shaped lautertuns 10 and fixed disk frame
Shape gap, leaves strip crevice, the horizontal cross sectional geometry of strip crevice between the planar side of two neighboring bar shaped lautertuns 10
It is fan annular, there is circular gap at the center of the bar shaped lautertuns 10 of intermediate filter layer 7, between bar shaped lautertuns 10, bar shaped filtering
Groove 10 and cylindrical filter groove 11 and it is connected by active connection between fixed disk frame.
In intermediate filter layer 7, only bar shaped lautertuns 10, there are circular gap, the exterior arc surface of bar shaped lautertuns 10 in center
Have between side and fixed disk frame outside outer annulus.Because the bar shaped lautertuns 10 of intermediate filter layer is just in filter layer above
8 strip crevice lower section, below filter layer 6 strip crevice top, form the mode of alternate layout.On bar shaped lautertuns 10,
In, under alternate layout, on the one hand can ensure all oil products by filtering, on the other hand alternate layout can be substantially reduced entirely
The pressure drop of filter plant.
The width of annular gap and outer annulus generally, is 50~500mm, circular gap it is a diameter of
400-800mm, a diameter of 400-800mm of cylindrical filter groove 11, the mainly flow channel of gaseous phase materials, gap is smaller,
Lautertuns is more, and dischargeable capacity rate is more, and filter effect is better, but pressure drop can increase therewith.
Bar seam width in the net bar filter screen 12 between net bar is generally 20~100 microns.
The bar shaped lautertuns 10 typically sets 10~30, preferably 10~20.
Spacing A between every layer of lautertuns is generally 1/4 or so of end socket height B, and spacing between every layer is equal, and one
As all between 250-500mm.
The cylindrical filter groove 11 and the wind of bar shaped lautertuns 10 of the utility model filter plant can load protective agent, protective agent
Filling the generally cylindrical cross section lautertuns 11 of height h and the height H of bar shaped lautertuns 10 30%-60%.
The connected mode can use existing movable connection method, dismounting during easy access and more renew agent.
Above overanxious layer 8, intermediate filter layer 7 and below in the three layer filtration groove of filter layer 6 can also without protective agent and
Catalyst, it is possibility to have protective agent or catalyst.One of which preferable case is, above the no protective agent of filter layer 8 and urge
Agent, purely mechanic filtering；The inside of intermediate filter layer 7 is equipped with protective agent, below the inside of filter layer 6 catalyst is housed.
The operation principle of preferable case：Mechanical filter, residue are carried out before into reactor the liquid phase of some mechanical impurity
Charging mixes with gas-phase feed, and reactor is entered by the feed entrance on end socket after heat exchange, heating, is spread through the gas-liquid of entrance
Device 9 is diffused on filter plant of the present utility model.
Gas-phase feed carries minimal amount of liquid phase feeding and passes through from annular gap and strip crevice, flows to positioned at filtering
Tubular type gas-liquid allotter 4 below equipment.The liquid phase feeding of the overwhelming majority is first by the cylindrical filter groove in filter layer 8 above
11 and the opening at the top of bar shaped lautertuns 10 enter in cylindrical filter groove 11 and bar shaped lautertuns 10, by cylindrical filter groove 11
The dirt (mechanical admixture) in liquid phase feeding is intercepted with the net bar filter screen 12 of the bottom surface of bar shaped lautertuns 10 and side lower,
Filter, deposit, liquid phase feeding stitches outflow from the bar between filter screen net bar afterwards, flows downward to intermediate filter layer 7.With operating
The extension of time, dirt is gradually deposited in cylindrical filter groove 11 and bar shaped lautertuns 10, filters groove bottom and side lower
Net bar filter screen 12 block, liquid level in lautertuns rises, and liquid phase feeding is by cylindrical filter groove 11 and the side of bar shaped lautertuns 10
The unplugged net bar filter screen 12 in face top is filtered, and outflow is stitched from the bar between this part filter screen net bar afterwards, respectively through circular seams
Gap and strip crevice flow downward to intermediate filter layer 7.
Top overwhelming majority liquid phase feeding reaches intermediate filter layer 7, is a difference in that with filter layer 8 above, intermediate filtered
Layer 7 inside be equipped with protective agent, by protective agent by physical-chemical effect to liquid phase feeding in soluble dirt adsorbed,
Removing, and the mechanical admixture for further intercepting, depositing in liquid phase feeding.Liquid phase feeding is from the cylindrical filter contacted with protective agent
Bar seam outflow between groove and the filter screen net bar of bar shaped lautertuns bottom surface side, into following filter layer 6.With the duration of runs
Extension, after protective agent is adsorbed, deposition dirt blocks, liquid phase feeding is by protective agent top, the cylinder not contacted with protective agent
Shape lautertuns 11 and the net bar strainer filtering of the side of bar shaped lautertuns 10, into following filter layer 6.Now cylindrical filter groove 11
Remain to filter out the mechanical admixture and part soluble impurity in liquid phase feeding with bar shaped lautertuns 10, but still will not be complete
Block, gas-liquid logistics still can enter next layer of lautertuns.
Top overwhelming majority liquid phase feeding reaches following filter layer 6, is a difference in that with intermediate filter layer 7, filters below
The inside of layer 6 is equipped with catalyst, because upper two-layer lautertuns substantially can be clean by the impurity removal in catalyst, below filter layer
A small amount of catalyst can be just loaded in 6, so as to further improve the Catalyst packing rate of maximization inside reactor.
From above work principle of filter, the utility model filter plant is complete in cylindrical filter groove 11 and bar shaped lautertuns 10
After full blocking, gas-phase feed and liquid phase feeding can be flowed downward by circular gap and strip crevice, thus not interfered with anti-
Answer the normal operation of device.During the normal shut-down (breakdown) mainteance of reactor, can be by cylindrical filter groove 11 and bar shaped lautertuns 10
Being taken out from reactor carries out scale removal, cleaning, or is changed.Cylindrical shape mistake in intermediate filter layer 7 and following filter layer 6
When filling protective agent or catalyst is needed in filter pocket 11 and bar shaped lautertuns 10, new protective agent is recharged in maintenance or is urged
Agent, the effective rate of utilization and the purpose of incrustation ability in space in large-scale fixed bed reactors are improved so as to reach.
Claims (10)
1. the filter plant in a kind of fixed bed hydrogenation reactor, it is characterised in that：Filtering in the fixed bed hydrogenation reactor
Equipment includes three filter layers arranging from top to bottom, above filter layer it is identical with following filtering layer structure, it includes a water
Plane section is shaped as the fixed disk frame of circle, and fixed disk inframe is provided with a cylindrical filter groove and several horizontal cross sectional geometries
It is the bar shaped lautertuns of fan annular, located at the center of fixed disk frame, bar shaped lautertuns is around cylindrical shape for cylindrical filter groove
Lautertuns is radially evenly arranged, and intermediate filter layer includes the bar shaped lautertuns that several horizontal cross sectional geometries are fan annular,
Bar shaped lautertuns is radially evenly arranged around the center of fixed disk frame, above filter layer and following filter layer bar shaped
Lautertuns position is corresponded to up and down, the two neighboring bar shaped of the bar shaped lautertuns filter layer disposed above of intermediate filter layer
The middle position of filter pocket, the cylindrical filter groove and bar shaped lautertuns are equipped with the bottom surface and side being made up of net bar filter screen
Face, top is hatch frame, and net bar filter screen is fixed on cylindrical filter groove framework and bar shaped lautertuns framework, bar shaped lautertuns
Side include inner arc surface side, an exterior arc surface side and two planar sides.
2. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 1, it is characterised in that：The bar shaped
Annular gap, the exterior arc surface side of bar shaped lautertuns are left between the inner arc surface side of lautertuns and cylindrical filter groove
Outer annulus is left between fixed disk frame, strip crevice is left between the planar side of two neighboring bar shaped lautertuns, in
Between bar shaped filtering groove center in filter layer be circular gap, between bar shaped lautertuns, bar shaped lautertuns and cylindrical filter groove
And be connected by active connection between fixed disk frame.
3. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 1 and 2, it is characterised in that：It is described
Net bar filter screen height H in cylindrical filter groove and bar shaped lautertuns is 50-300mm.
4. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 3, it is characterised in that：The cylinder
Net bar filter screen height H in shape lautertuns and bar shaped lautertuns is 100-180mm.
5. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 2, it is characterised in that：The inner ring
The width of shape gap and outer annulus is 50~500mm, a diameter of 400-800mm in circular gap.
6. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 1 and 2, it is characterised in that：It is described
A diameter of 400-800mm of cylindrical filter groove.
7. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 1 and 2, it is characterised in that：It is described
Bar seam width between net bar filter Webweb bar is 20~100 microns.
8. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 1 and 2, it is characterised in that：It is described
Bar shaped lautertuns sets 10~30.
9. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 8, it is characterised in that：The bar shaped
Lautertuns sets 10~20.
10. the filter plant in a kind of fixed bed hydrogenation reactor according to claim 1 and 2, it is characterised in that：It is described
Spacing A between every layer of lautertuns is equal, is 250-500mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621079784.2U CN206266502U (en) | 2016-09-26 | 2016-09-26 | A kind of filter plant in fixed bed hydrogenation reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621079784.2U CN206266502U (en) | 2016-09-26 | 2016-09-26 | A kind of filter plant in fixed bed hydrogenation reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206266502U true CN206266502U (en) | 2017-06-20 |
Family
ID=59036305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621079784.2U Active CN206266502U (en) | 2016-09-26 | 2016-09-26 | A kind of filter plant in fixed bed hydrogenation reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206266502U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108212026A (en) * | 2018-04-08 | 2018-06-29 | 合润科技有限公司 | A kind of hydrogenation reactor for producing polyalphaolefin |
| CN109675503A (en) * | 2017-10-18 | 2019-04-26 | Ifp 新能源公司 | Removable basket for catalytic reactor |
| CN110869104A (en) * | 2017-07-14 | 2020-03-06 | 托普索公司 | Particle separation catalytic chemical reactor with filter unit |
| CN111542382A (en) * | 2017-12-21 | 2020-08-14 | 环球油品有限责任公司 | Dirt collecting device for downflow reactor |
| CN113993613A (en) * | 2019-06-27 | 2022-01-28 | 托普索公司 | Catalytic Reactor with Floating Particle Trap |
-
2016
- 2016-09-26 CN CN201621079784.2U patent/CN206266502U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110869104A (en) * | 2017-07-14 | 2020-03-06 | 托普索公司 | Particle separation catalytic chemical reactor with filter unit |
| CN109675503A (en) * | 2017-10-18 | 2019-04-26 | Ifp 新能源公司 | Removable basket for catalytic reactor |
| KR20190043477A (en) * | 2017-10-18 | 2019-04-26 | 아이에프피 에너지스 누벨 | Removable basket for catalytic reactor |
| KR102608484B1 (en) * | 2017-10-18 | 2023-11-30 | 아이에프피 에너지스 누벨 | Removable basket for catalytic reactor |
| CN111542382A (en) * | 2017-12-21 | 2020-08-14 | 环球油品有限责任公司 | Dirt collecting device for downflow reactor |
| CN108212026A (en) * | 2018-04-08 | 2018-06-29 | 合润科技有限公司 | A kind of hydrogenation reactor for producing polyalphaolefin |
| CN113993613A (en) * | 2019-06-27 | 2022-01-28 | 托普索公司 | Catalytic Reactor with Floating Particle Trap |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206266502U (en) | A kind of filter plant in fixed bed hydrogenation reactor | |
| US10525456B2 (en) | Separation method and assembly for process streams in component separation units | |
| CA2942719C (en) | Scale collection and predistribution tray for vessel with downward two-phase flow | |
| KR101221298B1 (en) | Filtration, flow distribution and catalytic method for process streams | |
| CN103721642A (en) | Filtering distributor plate for supplying a fixed bed reactor having a co-current downflow of gas and liquid for the treatment of heavy clogging feeds | |
| CN204058374U (en) | Fluid prearranged assignment device and fluid prearranged assignment dish | |
| CN107866191A (en) | Filter plant in fixed bed hydrogenation reactor | |
| CN101918100A (en) | Predistribution filter plates with overflow tubes for fixed bed reactors operating in gas-liquid downcocurrent | |
| CN204051631U (en) | A kind of fluid distributor and fluid predistribution dish | |
| CN101279225B (en) | Filter device in gas-liquid co-current flow fixed bed reactor | |
| CN111375351A (en) | Up-flow hydrogenation reactor and application thereof | |
| CN203750349U (en) | Liquid injection cooling-type postpositional separator for fuel gas compressor | |
| CN109675503A (en) | Removable basket for catalytic reactor | |
| CN109289724B (en) | A collection device and reactor for reactor | |
| CN111655351A (en) | Fouling Collection Units for Downflow Reactors | |
| CN100406109C (en) | Block assembled type sediment incrustation basket | |
| CN111375347B (en) | Upflow reactor and application thereof | |
| CN103100350B (en) | Sediment incrustation basket | |
| CN111375348B (en) | Fixed bed upflow reactor and application thereof | |
| CN111375352B (en) | Fixed bed upflow reactor and application thereof | |
| CN111375353B (en) | Fixed bed upflow reactor and application thereof | |
| CN111375349B (en) | Upflow reactor and application thereof | |
| CN116023984A (en) | Scale filtering distribution system and distribution method | |
| CN111542382A (en) | Dirt collecting device for downflow reactor | |
| CN103381349A (en) | Scale depositing basket |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |