CN110093180A - A kind of biomass pyrolysis liquid ebullated bed outlet catalyst recovery process and device - Google Patents
A kind of biomass pyrolysis liquid ebullated bed outlet catalyst recovery process and device Download PDFInfo
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- CN110093180A CN110093180A CN201910342906.4A CN201910342906A CN110093180A CN 110093180 A CN110093180 A CN 110093180A CN 201910342906 A CN201910342906 A CN 201910342906A CN 110093180 A CN110093180 A CN 110093180A
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- 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
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G49/00—Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00
- C10G49/10—Treatment of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, not provided for in a single one of groups C10G45/02, C10G45/32, C10G45/44, C10G45/58 or C10G47/00 with moving solid particles
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Abstract
The invention discloses a kind of biomass pyrolysis liquid ebullated bed outlet catalyst recovery process and device, the regeneration method includes: A) level-one cyclone classification removing outlet catalyst in micro mist；B) the incomplete catalyst granules of structure in second level cyclone classification Removal of catalyst；C) the pumped (conveying) medium that eddy flow rotation removing structural integrity catalyst carries；D) classification of high activated catalyst and low activity catalyst is realized in flow acceleration sorting；E) high activated catalyst is mixed to join in reactor with fresh catalyst and utilizes.The regenerating unit includes biomass pyrolysis liquid fluidized bed reactor, level-one vortrap, grade one filter, second level vortrap, secondary filter, pulsating airflow generator, eddy flow spinner, sorter, cyclone separator and gas purification tower.The present invention is able to satisfy micro mist in biomass pyrolysis liquid hydrogenation reaction outlet catalyst, the incomplete catalyst of structure, the separation of low activity catalyst particle and classification and requires.
Description
Technical field
The invention belongs to biomass energies and oil product manufacture field, are related to a kind of biomass pyrolysis liquid boiling bed hydrogenation outlet
The treating method and apparatus of catalyst is specifically related to a kind of biomass pyrolysis liquid ebullated bed outlet catalyst recovery process
And device.
Background technique
From stalk, timber used during fast thermal cracking in, available biomass pyrolytic liquid product；By adding hydrogen can it
To obtain the fuel oil of high-quality.Since biomass pyrolysis liquid is easy to be condensed coking, catalyst life is short, preferably uses ebullating bed reactor
Device technology is to application hydrogen upgrading in fact.But during ebullated bed biomass pyrolysis liquid adds hydrogen upgrading, due to reactor catalysis
The online of agent adds row to maintain the equilibrium activity of catalyst in reactor, and outlet is needed largely to be listed in the catalysis of danger wastes
Agent pollutes environment and causes device fresh catalyst consumption big.Therefore, it realizes in biomass pyrolysis liquid boiling bed hydrogenation technique
Outlet catalyst regeneration process problem, to the outlet solid waste of realization device decrement, the environment friendly for improving technique, reduce and fill
The industrial application of the operating cost set and this technology is of great significance.
Chinese patent application CN201710274802.5 discloses a kind of aluminium scrap base based on microwave oxygen-enriched air roasting and hydrogen is added to urge
Agent processing method is obtained aluminium scrap base hydrogenation catalyst progress deoiling treatment by microwave calcining under the conditions of oxygen atmosphere
Oil-free aluminium scrap base hydrogenation catalyst, to realize environmental protection and resource comprehensive utilization, but this method is not suitable for the catalysis such as carbon-based
Agent particle, and oil mutually directly burn-up and the significant wastage to resource.Chinese patent application CN201610825928.2 is disclosed
A kind of gasoline ultra-deep absorption desulfurization catalyst regeneration activation system and method, this method include catalyst regeneration and activation two
A operating procedure.Catalyst regeneration process includes being regenerated using the gaseous mixture of certain proportion nitrogen and oxygen to catalyst,
Regeneration step is completed and then is activated with the gaseous mixture of certain proportion nitrogen and hydrogen to catalyst.But this method is not
Suitable for the activation and regeneration of biomass pyrolysis liquid hydrogenation catalyst, and this method can not remove in outlet catalyst due to
The catalyst micro mist and the incomplete catalyst granules of structure of generation are ground, the catalyst liquid after regeneration cannot be returned completely
With.
Therefore, there is an urgent need in the art to develop a kind of efficient, environmentally friendly, energy conservation, simply a kind of biomass of process flow
Classification, sorting, regeneration method and the device of pyrolytic behavior boiling bed hydrogenation outlet catalyst, to realize that biomass pyrolysis liquid adds hydrogen anti-
The separation and classification for answering the incomplete catalyst of micro mist, structure, low activity catalyst particle in outlet catalyst, to realize biology
The regeneration of high activated catalyst in matter pyrolytic behavior boiling bed hydrogenation outlet catalyst.
Summary of the invention
In order to solve it is of the existing technology be difficult to realize micro mist in biomass pyrolysis liquid hydrogenation reaction outlet catalyst, knot
The incomplete catalyst of structure, low activity catalyst particle separation and classification the technical issues of, the present invention provides a kind of biomass
Pyrolytic behavior ebullated bed outlet catalyst recovery process and device.
A technical problem to be solved by this invention is: biomass pyrolysis liquid boiling bed hydrogenation outlet catalyst due to
Inside reactor complete mixing flow circulation causes the abrasion of particles of part broken, leads to the micro mist in outlet catalyst there are part, with
And the catalyst that part-structure is incomplete, reuse can not be carried out.The present invention in such a way that two-stage cyclone classification adds and is separated by filtration,
The removing of micro mist and the incomplete catalyst of structure in outlet catalyst is realized respectively.
Another technical problem to be solved by this invention is: in the middle part of biomass pyrolysis liquid boiling bed hydrogenation outlet catalyst
The catalyst granules divided residence time in reactor is long, and inactivation is serious, can not recycle, it is necessary to carry out segregation excision.This
Invention utilizes flow acceleration principle, using the density variation of different activities catalyst, realizes point of high and low active catalyst
From obtaining high activated catalyst and carry out reuse, low activity catalyst direct outlet processing.
Based on the analysis to above-mentioned two problems, the present invention provides a kind of biomass pyrolysis liquid ebullated bed outlet catalyst
Regeneration method, method includes the following steps:
A) the micro mist in level-one cyclone classification removing outlet catalyst, obtains the catalyst of removing micro mist；
B) the incomplete catalyst granules of structure in second level cyclone classification Removal of catalyst, obtains structural integrity catalyst；
C) the pumped (conveying) medium that eddy flow rotation removing structural integrity catalyst carries, obtains clean catalyst；
D) classification of high activated catalyst and low activity catalyst in structural integrity catalyst is realized in flow acceleration sorting,
Obtain high activated catalyst；
E) high activated catalyst is mixed to join in reactor with fresh catalyst and utilizes；
The pumped (conveying) medium is gasoline, diesel oil, wax oil, methanol or ethyl alcohol.
The step A) in level-one cyclone classification precision be 0.1 millimeter, by pumped (conveying) medium carry catalyst enter
In level-one vortrap, catalyst micro mist of the partial size less than 0.1 millimeter is moved in pumped (conveying) medium, from level-one vortrap
Overflow port discharge, is then isolated by filtration micro mist, obtains the catalyst of removing micro mist, and pumped (conveying) medium recycles；
The step B) in second level cyclone classification precision be 0.4 millimeter, step A) in removing micro mist catalyst from one
Grade vortrap underflow opening discharge, carries catalyst by pumped (conveying) medium and enters in second level vortrap, partial size is less than
The incomplete catalyst migration of 0.4 millimeter of structure is discharged from second level vortrap overflow port, then passes through into pumped (conveying) medium
It is separated by filtration the incomplete catalyst of structure, obtains structural integrity catalyst, pumped (conveying) medium recycles；
The step C) in using 80 DEG C~350 DEG C of hot carrier gas as medium, by structural integrity obtained in step B) be catalyzed
Agent is transported in eddy flow spinner, removes structure in the centrifugal force that eddy flow spinner high speed rotation generates using catalyst granules
The pumped (conveying) medium that integer catalyst carries, obtains clean catalyst；The carrier gas is hydrogen, nitrogen or steam.
The step D) in using different activities catalyst granules density variation, pass through pulse pneumatic realize step C) in
The activity classification of clean catalyst, the direct outlet of the catalyst of low activity, high activated catalyst follow pulse pneumatic to pass through eddy flow
Reuse after separation, pulse pneumatic recycle after separating pumped (conveying) medium.
The step E) in by the high activated catalyst of the obtained structural integrity of step D) and fresh catalyst with 1:5~2:
5 ratio is mixed to join in reactor, realizes recycling for regenerated catalyst.
In addition, the present invention also provides a kind of biomass pyrolysis liquid ebullated bed outlet catalyst regeneration device, the device packet
It includes:
Biomass pyrolysis liquid fluidized bed reactor, the level-one cyclone classification being connect with biomass pyrolysis liquid fluidized bed reactor
Device, and the grade one filter being connect with level-one vortrap overflow port, the de- catalysis of level-one cyclone classification for step A)
Agent micro mist；
The second level vortrap being connected with level-one vortrap underflow opening, and with second level vortrap overflow port
The secondary filter of connection, the second level cyclone classification for step B) remove the incomplete catalyst of structure；
Pulsating airflow generator, pipeline heater, and the eddy flow spinner being connected with second level vortrap underflow opening,
For the pumped (conveying) medium that removing structural integrity catalyst carries in step C)；
The flow acceleration sorter being connected with eddy flow spinner, the cyclonic separation being connected with flow acceleration sorter
Device, and the gas purification tower being connected with cyclone separator overflow port are urged for high activated catalyst in step D) and low activity
The classification of agent；And
Tank is added in the catalyst being connected with cyclone separator underflow opening, for step E) high activated catalyst and fresh catalyst
Agent is mixed to join in reactor and utilizes.
Described 0.1 millimeter of level-one vortrap effectiveness of classification, 0.01 millimeter of grade one filter separation accuracy.
Described 0.4 millimeter of second level vortrap effectiveness of classification, 0.04 millimeter of secondary filter separation accuracy.
The pulsating airflow generator generates the pulse pneumatic of sine and cosine waveform, and ripple frequency is 1.5Hz~2.5Hz.
The invention has the following beneficial effects:
1) content of micro mist and the incomplete catalyst of structure in catalyst can be effectively reduced, so that effect avoids catalyst micro-
The foaming of reactor bed caused by powder and collision, reduce the risk of coking；
2) classification of high low activity catalyst, high activated catalyst regeneration, so that it is fresh to reduce device may be implemented
The consumption of catalyst, and reduce device outlet catalyst (dangerous waste) outer discharge capacity.；
3) operating cost of technique can be effectively reduced, economize on resources, protect environment, meet the energy, petrochemical industry " low-carbon,
The strategy of sustainable development direction of environmental protection, efficient, energy conservation ".
Detailed description of the invention
Fig. 1 is the process flow diagram of biomass pyrolysis liquid ebullated bed outlet catalyst recovery process of the invention.
Specific embodiment
The present inventor has found that biomass pyrolysis liquid boiling bed hydrogenation outlet is urged afterwards after extensive and in-depth study
Agent is made of four parts: micro mist of the partial size less than 0.1 millimeter, the incomplete catalyst granules of structure of the partial size less than 0.4 millimeter,
The high activated catalyst of the serious inactivation catalyst of structural integrity, structural integrity.And only have the height of structural integrity living in these four
Property catalyst can be carried out regeneration, and other three kinds are separated.
Present inventor has further discovered that the vortrap of different effectiveness of classification can realize biomass pyrolysis liquid respectively
The separation of micro mist and the incomplete catalyst of structure in boiling bed hydrogenation outlet catalyst.Meanwhile it can use different activities catalysis
The classification of high and low active catalyst can be achieved by flow acceleration sorting for the density variation of agent particle.To be catalyzed from outlet
The high activated catalyst of structural integrity is sub-elected in agent and fresh dose is mixed into reactor in certain proportion and carries out circulation benefit
With the consumption of reduction device fresh catalyst and the discharge capacity of dead catalyst.
Based on the studies above and discovery, the present invention develops a kind of biomass pyrolysis liquid ebullated bed outlet catalyst regeneration side
Method and device have process simple, high-efficient, and low power consumption and other advantages realize biomass pyrolysis liquid boiling bed hydrogenation outlet and urge
Agent regeneration, to efficiently solve problems of the prior art.
The present invention will be further described with reference to the accompanying drawing.
Fig. 1 is biomass pyrolysis liquid ebullated bed outlet catalyst recovery process in a preferred embodiment of the present invention
Process flow diagram.As shown in Figure 1, the catalyst of 1 outlet of biomass pyrolysis liquid fluidized bed reactor is in the defeated of pumped (conveying) medium
It send down and enters in level-one vortrap 2, micro mist of the partial size less than 0.1 millimeter is as pumped (conveying) medium is from level-one vortrap
2 overflow port discharge, realizes the separation of micro mist and pumped (conveying) medium, the direct outlet of micro mist, pumped (conveying) medium after grade one filter 3
It recycles.The catalyst for removing micro mist is discharged from the underflow opening of level-one vortrap 2, enters under the conveying of pumped (conveying) medium
Into second level vortrap 4, the incomplete catalyst of structure of the partial size less than 0.4 millimeter is as pumped (conveying) medium is from second level eddy flow point
The overflow port discharge of grade device 4, realizes the separation of structure incomplete catalyst and pumped (conveying) medium, structure after secondary filter 5
The incomplete direct outlet of catalyst, pumped (conveying) medium recycle.Structural integrity catalyst after removing the incomplete catalyst of structure
It is discharged from the underflow opening of second level vortrap 4, meanwhile, carrier gas is generated just by pulsating airflow generator 6 and pipeline heater 7
The pulse pneumatic of 80 DEG C of cosine waveform~350 DEG C, by structural integrity catalyst transport into eddy flow spinner 8, structural integrity
The a small amount of pumped (conveying) medium carried in catalyst surface and duct moves in gas phase, and from 9 bottom of flow acceleration sorter into
Enter, the clean catalyst granules after desiccation enters in the middle part of flow acceleration sorter 9, realizes point of high and low active catalyst
Choosing, for low activity catalyst directly from 9 bottom outlet of flow acceleration sorter, high activated catalyst follows air-flow to accelerate from air-flow
It is discharged at the top of degree sorter 9, is separated by cyclone separator 10, the catalyst of high activity enters in catalyst addition tank 12 and new
Fresh catalyst mixes in certain proportion, is added in biomass pyrolysis liquid fluidized bed reactor 1 and recycles.Air-flow passes through gas
Body purifying column 11 recycles in systems after separating pumped (conveying) medium.
Embodiment
Below with reference to specific embodiment, the present invention is further explained.The experiment of actual conditions is not specified in the following example
Method, usually according to normal condition, or according to the normal condition proposed by manufacturer.Unless otherwise indicated, all percentage and
Number is by weight.
The online outlet oil-containing catalyst 30kg/h of 30000 tons/year of biomass pyrolysis liquid boiling bed hydrogenation devices, wherein oil-containing
15kg/h, catalyst micro mist about 1kg/h, structure incomplete catalyst about 2kg/h, structural integrity catalyst about 12kg/h.According to
The method of the present invention and device carry out biomass pyrolysis liquid ebullated bed outlet catalyst regeneration process, specific operation and effect
It is described as follows:
1) implementation process
Implement referring to the method for the present invention, specific as follows:
The online outlet oil-containing catalyst 30kg/h of (I) biomass pyrolysis liquid fluidized bed reactor 1, in the diesel oil of 600kg/h
It is entered under conveying in level-one vortrap 2, micro mist of the partial size less than 0.1 millimeter is as diesel oil is from level-one vortrap 2
Overflow port discharge, after grade one filter 3 realize micro mist and diesel oil separation, the direct outlet of micro mist, diesel cycle utilize.
The catalyst that (II) removes micro mist is discharged from the underflow opening of level-one vortrap 2, enters under the conveying of diesel oil
Into second level vortrap 4, the incomplete catalyst of structure of the partial size less than 0.4 millimeter is as diesel oil is from second level vortrap
4 overflow port discharge, realizes the separation of structure incomplete catalyst and diesel oil, structure is incomplete to urge after secondary filter 5
The direct outlet of agent, diesel cycle utilize.
Structural integrity catalyst after (III) removing incomplete catalyst of structure is arranged from the underflow opening of second level vortrap 4
Out, meanwhile, nitrogen generates 250 DEG C of pulse pneumatic of sine and cosine waveform by pulsating airflow generator 6 and pipeline heater 7,
By structural integrity catalyst transport into eddy flow spinner 8, a small amount of diesel oil for being carried in structural integrity catalyst surface and duct
It moves in gas phase, air-flow recycles in systems after gas purification tower 11 separates diesel oil.
The clean catalyst for the diesel oil that (IV) removing carries enters in the middle part of flow acceleration sorter 9, realizes high and low work
The sorting of property catalyst, after flow acceleration sorts, low activity catalyst is directly outside 9 bottom of flow acceleration sorter
Row, high activated catalyst follow air-flow to be discharged at the top of flow acceleration sorter 9, isolated dry by cyclone separator 10
Dry high activated catalyst.
(V) high activated catalyst, which enters in catalyst addition tank 12, to be mixed with fresh catalyst with the ratio of 1:4, is added
It is recycled into biomass pyrolysis liquid fluidized bed reactor 1.
2) implementation result
Catalyst micro mist (the wherein micro powder granule 0.95kg/ of 1.9kg/h can be obtained after level-one cyclone classification and filtering
H, diesel oil 0.95kg/h), powder content is lower than 0.35% in catalyst.It can be obtained after second level cyclone classification and filtering
The incomplete catalyst of the structure of 3.94kg/h (wherein structure incomplete catalyst granules 1.97kg/h, diesel oil 1.97kg/h), is urged
The incomplete catalyst content of structure is lower than 0.25% in agent.The low work for rejecting the drying of 4kg/h is sorted by flow acceleration
Property catalyst, the high activated catalyst of the drying of 8kg/h can be obtained, with fresh catalyst proportion after recycle, to realize
Biomass pyrolysis liquid ebullated bed outlet catalyst regeneration.
The operating cost of technique can be effectively reduced in the implementation of the technology, economize on resources, and protect environment, meet the energy, petrochemical industry
The strategy of sustainable development direction of industry " low-carbon, environmental protection, efficient, energy conservation ".
Above-mentioned listed embodiment is only presently preferred embodiments of the present invention, implementation model not for the purpose of limiting the invention
It encloses.Equivalence changes and modification made by the content of i.e. all claims according to the present invention, all should be technology model of the invention
Farmland.
Claims (10)
1. a kind of biomass pyrolysis liquid ebullated bed outlet catalyst recovery process, it is characterised in that the following steps are included:
A) the micro mist in level-one cyclone classification removing outlet catalyst, obtains the catalyst of removing micro mist；
B) the incomplete catalyst granules of structure in second level cyclone classification Removal of catalyst, obtains structural integrity catalyst；
C) the pumped (conveying) medium that eddy flow rotation removing structural integrity catalyst carries, obtains clean catalyst；
D) classification of high activated catalyst and low activity catalyst in structural integrity catalyst is realized in flow acceleration sorting, is obtained
High activated catalyst；
E) high activated catalyst is mixed to join in reactor with fresh catalyst and utilizes；
The pumped (conveying) medium is gasoline, diesel oil, wax oil, methanol or ethyl alcohol.
2. regeneration method according to claim 1, it is characterised in that: the step A) in level-one cyclone classification precision be
0.1 millimeter, catalyst is carried by pumped (conveying) medium and is entered in level-one vortrap, catalyst of the partial size less than 0.1 millimeter
Micro mist moves in pumped (conveying) medium, is discharged from level-one vortrap overflow port, micro mist is then isolated by filtration, is removed
The catalyst of micro mist, pumped (conveying) medium recycle.
3. regeneration method according to claim 1, it is characterised in that: the step B) in second level cyclone classification precision be
0.4 millimeter, step A) in the catalyst of removing micro mist be discharged from level-one vortrap underflow opening, urged by pumped (conveying) medium carrying
Agent enters in second level vortrap, the incomplete catalyst migration of structure of the partial size less than 0.4 millimeter into pumped (conveying) medium,
It is discharged from second level vortrap overflow port, the incomplete catalyst of structure is then isolated by filtration, obtain structural integrity catalysis
Agent, pumped (conveying) medium recycle.
4. regeneration method according to claim 1, it is characterised in that: the step C) in 80 DEG C~350 DEG C heat carry
Gas is medium, by structural integrity catalyst transport obtained in step B) into eddy flow spinner, is being revolved using catalyst granules
The pumped (conveying) medium that the centrifugal force removing structural integrity catalyst that the rotation of spinner high speed generates carries is flowed, is completely catalyzed
Agent；The carrier gas is hydrogen, nitrogen or steam.
5. regeneration method according to claim 1, it is characterised in that: the step D) in utilize different activities catalyst particles
The density variation of grain passes through pulse pneumatic and realizes step C) in clean catalyst activity classification, the catalyst of low activity is direct
Outlet, high activated catalyst follow pulse pneumatic by reuse after cyclonic separation, and pulse pneumatic follows after separating pumped (conveying) medium
Ring utilizes.
6. regeneration method according to claim 1, it is characterised in that: the step E) in the structure that obtains step D) it is complete
Whole high activated catalyst and fresh catalyst is mixed to join in reactor with the ratio of 1:5~2:5, is catalyzed after realizing regeneration
Agent recycles.
7. a kind of biomass pyrolysis liquid ebullated bed outlet catalyst regeneration for any regeneration method of claim 1~6
Device, it is characterised in that the device includes:
Biomass pyrolysis liquid fluidized bed reactor, the level-one vortrap being connect with biomass pyrolysis liquid fluidized bed reactor,
And the grade one filter connecting with level-one vortrap overflow port, the level-one cyclone classification denitrating catalyst for step A) are micro-
Powder；
The second level vortrap being connected with level-one vortrap underflow opening, and connect with second level vortrap overflow port
Secondary filter, be used for step B) second level cyclone classification remove the incomplete catalyst of structure；
Pulsating airflow generator, pipeline heater, and the eddy flow spinner being connected with second level vortrap underflow opening, are used for
Step C) in removing structural integrity catalyst carry pumped (conveying) medium；
The flow acceleration sorter being connected with eddy flow spinner, the cyclone separator being connected with flow acceleration sorter, with
And the gas purification tower being connected with cyclone separator overflow port, be used for step D) in high activated catalyst and low activity catalyst
Classification；And
Tank is added in the catalyst being connected with cyclone separator underflow opening, mixed for step E) high activated catalyst and fresh catalyst
Conjunction is added in reactor and utilizes.
8. regenerating unit according to claim 7, it is characterised in that: 0.1 milli of level-one vortrap effectiveness of classification
Rice, 0.01 millimeter of grade one filter separation accuracy.
9. regenerating unit according to claim 7, it is characterised in that: 0.4 milli of second level vortrap effectiveness of classification
Rice, 0.04 millimeter of secondary filter separation accuracy.
10. regenerating unit according to claim 7, it is characterised in that: the pulsating airflow generator generates sine and cosine wave
The pulse pneumatic of shape, ripple frequency are 1.5Hz~2.5Hz.
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| CN201910342906.4A CN110093180A (en) | 2019-04-26 | 2019-04-26 | A kind of biomass pyrolysis liquid ebullated bed outlet catalyst recovery process and device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336350A (en) * | 2021-07-01 | 2021-09-03 | 华东理工大学 | Coal-to-hydrogen ash dehydration method and device without flocculating agent consumption |
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| CN103551207A (en) * | 2013-11-01 | 2014-02-05 | 神华集团有限责任公司 | Fixed fluidized bed or gas-solid bubbling bed Fischer-Tropsch catalyst reduction activation system and technique |
| CN206315611U (en) * | 2016-09-09 | 2017-07-11 | 郭春萍 | Environmental protection handling catalyst equipment |
| CN107597201A (en) * | 2017-09-13 | 2018-01-19 | 上海华畅环保设备发展有限公司 | Catalyst treatment and sorting reuse method and device are arranged outside oil-containing |
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- 2019-04-26 CN CN201910342906.4A patent/CN110093180A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103551207A (en) * | 2013-11-01 | 2014-02-05 | 神华集团有限责任公司 | Fixed fluidized bed or gas-solid bubbling bed Fischer-Tropsch catalyst reduction activation system and technique |
| CN206315611U (en) * | 2016-09-09 | 2017-07-11 | 郭春萍 | Environmental protection handling catalyst equipment |
| CN107597201A (en) * | 2017-09-13 | 2018-01-19 | 上海华畅环保设备发展有限公司 | Catalyst treatment and sorting reuse method and device are arranged outside oil-containing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113336350A (en) * | 2021-07-01 | 2021-09-03 | 华东理工大学 | Coal-to-hydrogen ash dehydration method and device without flocculating agent consumption |
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