CN202358530U - Stirring machine for curing/stabilizing repair for abnormal position - Google Patents
Stirring machine for curing/stabilizing repair for abnormal position Download PDFInfo
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- CN202358530U CN202358530U CN2011203382550U CN201120338255U CN202358530U CN 202358530 U CN202358530 U CN 202358530U CN 2011203382550 U CN2011203382550 U CN 2011203382550U CN 201120338255 U CN201120338255 U CN 201120338255U CN 202358530 U CN202358530 U CN 202358530U
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- stirring
- stabilizing
- curing
- puddle mixer
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Abstract
The utility model provides a stirring machine for curing/stabilizing repair for an abnormal position. The stirring machine is a continuous single-shaft horizontal stirring machine. Stirring blades of the stirring machine are in a shape of a share shovel. The stirring blades in a shape of the share shovel are arranged on a horizontal rotating shaft in stagger mode, an included angle between two stirring blades is 120 degrees, and the horizontal rotating shaft is arranged in a stirring container of the stirring machine. By means of the technical scheme, according to the characteristics of products to be stabilized and solid waste, by modifying the stirring blades, pollutant is convenient to flow and convey during cleaning processing, even mixing of the pollutant and a stabilizing agent is guaranteed, and processing effect and processing efficiency of curing/stabilizing are effectively improved.
Description
Technical field
The utility model relates to the pollution processing technology field, and particularly, the utility model relates to and is used for the puddle mixer that the dystopy curing/stabilizing is repaired.
Background technology
The curing/stabilizing technology is that pollutants is mixed with curing agent/stabilizer; Thereby change the form of pollutants; Or with contaminant trap or be fixed in the solid structure; Realize that through pollutants being converted into the littler form of difficult dissolving, transfer ability or toxicity it is innoxious, thereby reduce the risk that the ecosystem is produced harm.
The dystopy curing/stabilizing is meant that with pollutants for example refuses such as soil, sediment, waste residue or mud are from impurely digging out, through carrying out the process that series of preprocessing operation and curing/stabilizing are handled in the treatment facility that is transported to special setting.
This core of handling process is to guarantee that handling pollutants carries out farthest evenly mixing under certain treatment conditions with relevant stabilizer, need reach certain treatment effeciency simultaneously when curing/stabilizing is handled.Yet, the problem that proposes effective technical scheme and a whole set of integration apparatus solution dystopy curing/stabilizing to this application is not arranged at present as yet.
Therefore, be necessary to propose a kind of technical scheme and relevant corollary equipment, in the process that realizes the dystopy curing/stabilizing, can either realize even mixing, can guarantee high efficiency processing pollutants again.
The utility model content
The purpose of the utility model is intended to solve the state of the art not good to the pollutants repairing effect in the prior art, and particularly the physical property according to pollutants undergoes technological transformation, and promotes the effect that stabilization is repaired.
The utility model embodiment has proposed a kind of storage silo on the one hand; Said storage silo comprises cylindrical warehouse and lower end cone; Cone side, said lower end and cylindrical warehouse bottom surface size identical and lower end cone and cylindrical warehouse leak-tight joint, cone side, said lower end and inclination angle, cylindrical warehouse bottom surface are greater than 60 degree.
The utility model embodiment has proposed a kind of puddle mixer that the dystopy curing/stabilizing is repaired that is used on the other hand; Said puddle mixer is a continous way single shaft horizontal mixer; The stirring vane of said puddle mixer is a ploughshare shovel shape; The stirring vane alternating expression of said ploughshare shovel shape is arranged on the horizontal rotating shaft, and two stirring vane angles are 120 degree, and said horizontal rotating shaft is placed in the stirred vessel of said puddle mixer.
The utility model embodiment has proposed the system of mixing and stirring of a kind of dystopy curing/stabilizing reparation on the other hand, and the said system of mixing and stirring comprises two or more puddle mixers,
Wherein, have two puddle mixers at least and accomplish following agitating function:
The output of said puddle mixer A is connected with the input of puddle mixer B, and puddle mixer A is used for the pretreatment with pollutants, comprises that pollutants is broken and pollutants and water mixed the water ratio of adjusting pollutants; Puddle mixer B is used for pollutants and stabilizer are mixed.
The utility model embodiment has proposed a kind of dystopy curing/stabilizing repair system on the other hand, comprises Feed system, mixes and stirs system, supplies medicine system, water supply system, discharge system, delivery system and centralized control system;
Said Feed system is used to provide storage pending pollutants raw material, and sends raw material to the pollutants stirring system;
Said delivery system is used for stabilizer, pending pollutants, stablizes after product and in said repair system, carry;
The said system of mixing and stirring is used for pollutants, curing/stabilizing medicament that said delivery system is sent into and the water that adds through said water supply system and mixes, and pollutants is cured/stabilizing treatment;
Said confession medicine system is used for that curing agent/stabilizer stores and requires to provide curing/stabilizing required stabilizer to the said system of mixing and stirring according to preset blending ratio;
Said water supply system is used for store water and provides curing/stabilizing needed water according to adding water yield requirement to the said system of mixing and stirring;
Said discharge system is used for comprising band conveyor and stabilization product storage silo to accomplishing the pollutants output that decontamination is handled through the said system of mixing and stirring;
Said centralized control system is used for said confession medicine system, said system, said confession medicine system, said water supply system, said discharge system and the said delivery system of mixing and stirring are carried out centralized control.
The such scheme that the utility model proposes; To the characteristic of treating the stabilization product; Transform the warehouse structure and the puddle mixer of storage silo, make the stabilization product of treating in the decontamination treating process, be convenient to circulation, transport, can realize feed when curing/stabilizing is handled, supply medicine, discharging is continuous with viscosity; And can stir in the curing/stabilizing treating process, thereby effectively improve the effect of curing/stabilizing processing and the efficient of processing.
Aspect that the utility model is additional and advantage part in the following description provide, and part will become obviously from the following description, or recognize through the practice of the utility model.
Description of drawings
Above-mentioned and/or additional aspect of the utility model and advantage are from obviously with easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the utility model embodiment storage silo scheme drawing;
Fig. 2 is the scheme drawing of the storage silo of the pneumatic arch breaking apparatus of connection;
Fig. 3 adopts a type ploughshare shovel shape scheme drawing for the puddle mixer stirring vane;
Fig. 4 is the scheme drawing of the utility model embodiment dystopy curing/stabilizing repair system;
Fig. 5 is that scheme drawing is implemented in the reparation of dystopy curing/stabilizing.
The specific embodiment
Describe the embodiment of the utility model below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the utility model, and can not be interpreted as restriction the utility model.
Dystopy stabilization/curing resolution has comprised process procedures such as excavation, transhipment, fragmentation, adjusting pollutants water ratio, the stabilizer mix to pending pollutants handled, processing back output, later use; Its cardinal principle is fully to mix with pending contaminant particle, react equably through stabilizer; Heavy metal is transformed into stable form, can discharge the harm environment again because of ambient environment change.And can be cured processing to it according to pollutants later use form, handle the after stain thing and can do that roadbed bankets or building materials use.Usually, the mobile property of pending pollutants problem poor, that be prone to sticking wall and accumulation is a big factor that influences dystopy curing/stabilizing disposal system efficient.For example, utilize the pending thing of one type in storage of traditional storage silo as soil, waste residue, usually exist pending thing blanking not smooth, easily in the problem of storage silo narrow positions accumulation material.
In order to realize the purpose of the utility model; The utility model embodiment has proposed a kind of storage silo; Said storage silo comprises cylindrical warehouse and lower end cone; Cone side, said lower end and cylindrical warehouse bottom surface size identical and lower end cone and cylindrical warehouse leak-tight joint, cone side, said lower end and inclination angle, cylindrical warehouse bottom surface are greater than 60 degree.Scheme drawing is as shown in Figure 1.Be not more than the design of 45 degree with respect to general storage silo conical section inclination angle; Because the viscosity of pending thing is bigger, sticking wall, conglomeration in storage silo easily causes occurring supplying medicine, the discontinuous phenomenon of discharging; Therefore; The above-mentioned storage silo that the utility model proposes during as the pollutants storage silo, can solve the problems of the technologies described above.Through making conical section that bigger following material space and more precipitous blanking channel are provided; Enlarge the feed opening diameter, as shown in Figure 1, through above-mentioned transformation; The resistance of pending thing when storage silo can effectively reduce the whereabouts, pending thing can be discharged on the belt electronic scale from storage silo smoothly during operation.
In addition, the lower end cone can be done further improvement, and the cone sidewall has one or more cavernous structures, and said cavernous structure is used for external pneumatic arch breaking apparatus.For example, be densely covered with three layers of pneumatic " broken arch " device at conical section, every layer 8 hole around the cone circle distribution, prevents that conical section generation raw material from blocking the problem that pending thing can't blanking that makes.The scheme drawing of storage silo that connects pneumatic arch breaking apparatus is as shown in Figure 2, and pressurized air gets into divides a gas tank, links the cavernous structure of cone sidewall then through flexible pipe.
Traditional storage silo may dispose vibrator and similarly install; To strengthen the flowing power of material; But it is bigger as soil/waste residue viscosity; Vibrator can make pending thing pile up more closely knit and more closely knit at the storage silo conical section on the contrary, thereby prolongs the cycle of run of whole system, directly influences the particularity of pending thing weighing.Adopt the pneumatic broken arch of multilayer, it makes blanking even through compressed-air actuated impact failure arch form balance, satisfies the measuring accuracy requirement at present.For preventing that aqueous vapor from further getting into material, make material caking, but on gas circuit the charge of oil water separator.
Usually, pending thing exit is provided with the metering device that can effectively guarantee the material consecutive weighings, as the embodiment of the utility model, adopts belted electronic balance to carry out weighing, and measuring accuracy is high.And the storage silo feed opening directly with mass transport to belt conveyer scale, reduced the mass transport link as much as possible, also evaded problem such as flowing power difference in course of conveying.
Because of pending thing viscosity is big, water ratio is higher, usually in the stabilizing treatment process stabilizer and stirring between soil/waste residue can cause occurring stirring difficulty, material agglomerating, glue wall, stirring is inhomogeneous and production efficiency is on the low side phenomenon.
In order to realize the purpose of the utility model; The utility model embodiment has proposed a kind of puddle mixer that the dystopy curing/stabilizing is repaired that is used for; Said puddle mixer is a continous way single shaft horizontal mixer, and the stirring vane of said puddle mixer is a ploughshare shovel shape, and the stirring vane alternating expression of said ploughshare shovel shape is arranged on the horizontal rotating shaft; Two stirring vane angles are 120 degree, and said horizontal rotating shaft is placed in the stirred vessel of said puddle mixer.
That is, its main body of puddle mixer is a continous way single shaft horizontal mixer.In addition, its agitating element can adopt the ploughshare shovel shape of marginal belt sawtooth for satisfying soil/waste residue stabilizing treatment requirement.Furthermore, can also in the stirred vessel wall, dispose special projection.
As shown in Figure 3, this puddle mixer stirring vane adopts a type ploughshare shovel shape, specifically is arranged on the horizontal shaft to be rotated, and horizontal shaft is arranged in the stirred vessel of a horizontal cylindrical.Being arranged on the horizontal shaft of stirring vane alternating expression; Jagged inclination ploughshare edge configuration; Can material be radially from the agitator wall and be scooped up; Prevent that soil/waste particle is extruded between stirring vane and bucket wall, and can prevent the accumulation of soil/waste particle on the bucket wall.Also prevent simultaneously to form dead angle or low-speed motion district in the whipping process, promote accurate at a high speed the mixing.On the agitator wall between two stirring vanes, be distributed with one or more small-sized raised structures, these project organizations can further increase in the stirred vessel repetition extruding between the material particles, strengthen the friction force between material particles and barrel wall.And the geometric configuration of agitating element and Position Optimization combination can form strong shearing force and squeese pressure to material in agitator, strengthen the mixture homogeneity of stabilizing treatment, and have material breaking capacity preferably.
Usually, mix equipment all adopts a puddle mixer to be used for mixture operation, and this is difficult to be applicable to and is directed to viscosity, higher pending thing and the stabilizer mixture operation of water ratio in the stabilizing treatment; And in order to simplify the processing step of stabilizing treatment, the continuous working aspect pending thing fragmentation, adjusting water ratio, stabilizer mix through technological demonstration and practical experience, the utility model provides the stabilizing treatment system of many puddle mixers interlocks.
In order to realize the purpose of the utility model, the utility model embodiment has proposed the system of mixing and stirring of a kind of dystopy curing/stabilizing reparation, and the said system of mixing and stirring comprises two or more puddle mixers,
Wherein, have two puddle mixers at least and accomplish following agitating function:
The output of said puddle mixer A is connected with the input of puddle mixer B, and puddle mixer A is used for the pretreatment of pollutants, comprises that pollutants is broken and pollutants and water mixed the water ratio of adjusting pollutants; Puddle mixer B is used for pollutants and stabilizer are mixed.
Be that the system of mixing and stirring that the utility model proposes has two following agitating functions of puddle mixers completion at least:
The one-level puddle mixer is used for the mixing of pollutants and water, and is further that pollutants is broken, and regulates the water ratio of pollutants; The secondary puddle mixer is used for pollutants and stabilizer mixes.
Its reason is that traditional forced action type continuous mixer adds for stabilizer and the interpolation of water is simultaneously, is unfavorable for the even mixing of stabilizer.The interpolation of stabilizer and water is following to the influence of degree of uniformity:
| The interpolation order | Mixture homogeneity | Be suitable for |
| Add stabilizer and water simultaneously | Low | ? |
| Add water after adding stabilizer earlier | High | Sandy soil |
| Add stabilizer after adding water earlier | High | Clay |
Furthermore, stirring system also comprises three grades of puddle mixers, and three grades of puddle mixers are used for repeatability stirring once more, until reaching the predetermined desired mixture homogeneity of stabilization effect.For example, the system of mixing and stirring also comprises puddle mixer C, and the input of said puddle mixer C is connected with the output of said puddle mixer B; Said puddle mixer C is used to receive the pollutants of puddle mixer B output, with pollutants and stabilizer mix once more, with the assurance stabilization effect, and/or utilizes mode to pass through the C puddle mixer with pollutants and curing agent mix according to follow-up pollutants.Usually, if follow-up pollutants is direct landfill or original place backfill, get final product after then accomplishing stabilization.Utilize again if be used for resource; Roadbed purposes such as banket for example; May requirement be arranged to the compressive strength of stabilization product, need carry out being cured processing again after the stabilization, therefore can further pass through the C puddle mixer pollutants and curing agent mix to pollutants.
Furthermore, the above-mentioned puddle mixer that mixes and stirs in the system improved puddle mixer that is above-mentioned disclosure.
As shown in Figure 4, be the scheme drawing of the utility model embodiment dystopy curing/stabilizing repair system.Have multistage puddle mixer among the figure, it successively puts in order and need be determined on a case-by-case basis.This figure be depicted as the 1. number puddle mixer be used for mixing of pollutants and water, the purpose that plays broken pollutants and regulate water ratio; 2. number puddle mixer add stabilizer, the three is mixed; 3. number puddle mixer be used for the three is fully mixed once more.Until reaching the desired mixture homogeneity of stabilization effect.
The utility model embodiment has also proposed the system that a kind of dystopy stabilization is administered, and comprises feed system, supplies medicine system, stirring system, water supply system, confession medicine system, discharge system, delivery system and centralized control system.Work scheme drawing (the part system does not illustrate in the drawings) as shown in Figure 5.
Feed system: be used for pending pollutants is delivered in the stirring system of stabilizing treatment system; It is delivered to pending thing storage silo through belt feeder with pending pollutants; The storage silo that its storage silo uses the utility model to propose; Feed opening directly is delivered to pending thing on the belted electronic balance, carries out Weighing and transmit material through belt feeder entering into stirring system.
Supply the medicine system: the stabilizer that is used to provide the stabilizing treatment needs; It is sent to the stabilizer storage silo through bucket elevator or belt feeder with stabilizer; The stabilizer storage silo is used traditional powder storage silo that installs pneumatic arch breaking apparatus additional; Its battery tube through the bottom is delivered to stabilizer in the stirring system from storage silo, and uses filler weigher to measure airtight the carrying out of whole confession medicine process.
Stirring system: the system of mixing and stirring that uses the utility model to propose; Have two or more puddle mixers; Be used for the pending pollutants that delivery system is sent into is carried out fragmentation, regulates pending water content of matter through the water of water supply system conveying; And mix with stabilizer, pollutants is carried out the stabilization mix handle.
Discharge system: be used for soil/waste residue output to behind the overstabilization mix, accomplishing stabilizing treatment; Comprise band conveyor and stabilization finished product storage silo; Wherein, the stabilization finished product bin adopts the Pneumatic unidirectional door, disposes big cylinder diameter cylinder; Make the drawing off smoothly of material, and guarantee that door opens and closes smoothly.
Delivery system: be used for stabilizer, pending pollutants are carried in the entire process system; Mainly comprise climbing type belt feeder; Because pending water content of matter is higher, when belt is carried, may take place influences the conveying capacity rating of belt feeder along the phenomenon of belt downslide.Therefore can control the traffic capacity of belt feeder through the mounted angle that reduces belt feeder, and adopt round dot type or the decorative pattern type belt that increases friction force, can effectively avoid the soil body on the belt of plane, to glide.
Centralized control system: be used to treat the handled thing feed system, supply medicine system, stirring system, discharge system, delivery system and water supply system to carry out centralized control.
Obviously, storage silo adopts the storage silo of the improved of the utility model disclosure, and effect can be better.
Obviously, mix and stir the puddle mixer of the improved of the puddle mixer employing the utility model disclosure in the system, effect can be better.
In addition, for further optimization system, for example, the installation site of adjustment water inlet shower nozzle.Common priming apparatus generally all is arranged on the stirring host feeding mouth, and it is more concentrated to stir water addition ratio, causes pending thing conglomeration easily.Consider above factor, can suitably adjust water feed apparatus, strengthen the area of contact of supply water zone and pending thing, actv. has prevented the excessive and concentrated pollutants clustering phenomena that causes of the water yield.
For further optimization system, for example, can cancel the anti-segregation measure of finished product bin.At present MIXING SYSTEM CONTROLLED BY goes out feed bin and has mostly adopted anti-segregation measure, promptly in the storehouse partitions is set, and door adopts two-way pneumatic to open the door, but this and be not suitable for water ratio than higher adhesive contaminant, therefore have the discharging difficult problem.Can adopt the Pneumatic unidirectional door with above anti-quarantine measures cancellation in implementation process, the big cylinder diameter cylinder of configuration had both helped drawing off smoothly of finished product material in addition, can guarantee that again door opens and closes smoothly.
The said equipment, device or system that the utility model proposes; Characteristic to pending thing; Transform the warehouse structure and the inner agitating element structure of puddle mixer of storage silo; Make pending thing in the stabilizing treatment process, be convenient to circulation, transport, can realize that confession medicine, discharging are continuous, and can stir in the stabilizing treatment process with viscosity.The scheme that the utility model proposes possesses following one or more advantage at least:
The material handling of belt electronic scale statistics is more accurate;
Avoid pending thing for example soil/waste residue in storage silo and finished product bin, form sticking wall, harden, stop to occur charging, the discontinuous phenomenon of discharging;
It is inhomogeneous to avoid high viscosity and high-moisture percentage material to cause puddle mixer internal contamination thing two subclusterings, sticking wall or mixing to be stirred, and it is low to improve treatment effeciency;
Realize in the stabilizing treatment process that through multistage continuous stirring system pending thing is broken, regulate kinds of processes integration processing such as water ratio, stabilizer mix, greatly improved the efficient of stabilizing treatment.
Distributing rationally of the agitating element of puddle mixer increased the mixture homogeneity of material in the stabilization mix process.
The such scheme that the utility model proposes; To the characteristic of treating the stabilization product; Transform the warehouse structure and the puddle mixer of storage silo, make the stabilization product of treating in the decontamination treating process, be convenient to circulation, transport, can realize feed when curing/stabilizing is handled, supply medicine, discharging is continuous with viscosity; And can stir in the curing/stabilizing treating process, thereby effectively improve the effect of curing/stabilizing processing and the efficient of processing.
The above only is the part embodiment of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (3)
1. one kind is used for the puddle mixer that the dystopy curing/stabilizing is repaired; It is characterized in that; Said puddle mixer is a continous way single shaft horizontal mixer, and the stirring vane of said puddle mixer is a ploughshare shovel shape, and the stirring vane alternating expression of said ploughshare shovel shape is arranged on the horizontal rotating shaft; Two stirring vane angles are 120 degree, and said horizontal rotating shaft is placed in the stirred vessel of said puddle mixer.
2. the puddle mixer that is used for the reparation of dystopy curing/stabilizing as claimed in claim 1 is characterized in that the edge of the stirring vane of said ploughshare shovel shape is jagged marginal texture.
3. the puddle mixer that is used for the reparation of dystopy curing/stabilizing as claimed in claim 2; It is characterized in that; Have one or more raised structures between two said stirring vanes, said raised structures is used to increase in the said stirred vessel and repeats to push and strengthen the friction force between material particles and the said stirred vessel sidewall between the material particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203382550U CN202358530U (en) | 2011-09-09 | 2011-09-09 | Stirring machine for curing/stabilizing repair for abnormal position |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203382550U CN202358530U (en) | 2011-09-09 | 2011-09-09 | Stirring machine for curing/stabilizing repair for abnormal position |
Related Child Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220196320 Division CN202654951U (en) | 2011-09-09 | 2011-09-09 | Heterotopic solidification/stabilization repair system |
| CN 201220194836 Division CN202569997U (en) | 2011-09-09 | 2011-09-09 | Blending system for dislocation solidifying and stabilization repairing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202358530U true CN202358530U (en) | 2012-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203382550U Withdrawn - After Issue CN202358530U (en) | 2011-09-09 | 2011-09-09 | Stirring machine for curing/stabilizing repair for abnormal position |
Country Status (1)
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|---|---|
| CN (1) | CN202358530U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442499A (en) * | 2011-09-09 | 2012-05-09 | 盛世绍普(天津)环保科技有限公司 | Ectopic cured/ stabilized repair equipment, system and method |
| CN108307622A (en) * | 2015-12-03 | 2018-07-20 | 陶氏环球技术有限责任公司 | Dynamic mixer for sticky curable materials |
| CN108818926A (en) * | 2018-07-25 | 2018-11-16 | 徐州徐工养护机械有限公司 | A kind of stabilized soil mixing plant stirring blade |
| CN110926243A (en) * | 2019-11-28 | 2020-03-27 | 北京科技大学 | Particle blending-based indirect heat transfer strengthening method for high-temperature solid bulk materials |
-
2011
- 2011-09-09 CN CN2011203382550U patent/CN202358530U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102442499A (en) * | 2011-09-09 | 2012-05-09 | 盛世绍普(天津)环保科技有限公司 | Ectopic cured/ stabilized repair equipment, system and method |
| CN102442499B (en) * | 2011-09-09 | 2014-04-09 | 盛世绍普(天津)环保科技有限公司 | Ectopic cured/ stabilized repair equipment, system and method |
| CN108307622A (en) * | 2015-12-03 | 2018-07-20 | 陶氏环球技术有限责任公司 | Dynamic mixer for sticky curable materials |
| CN108307622B (en) * | 2015-12-03 | 2021-06-04 | 陶氏环球技术有限责任公司 | Dynamic mixer for viscous curable materials |
| CN108818926A (en) * | 2018-07-25 | 2018-11-16 | 徐州徐工养护机械有限公司 | A kind of stabilized soil mixing plant stirring blade |
| CN110926243A (en) * | 2019-11-28 | 2020-03-27 | 北京科技大学 | Particle blending-based indirect heat transfer strengthening method for high-temperature solid bulk materials |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20120801 Effective date of abandoning: 20140409 |
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