CN107754750A - A kind of Chemical Manufacture combined reaction kettle - Google Patents
A kind of Chemical Manufacture combined reaction kettle Download PDFInfo
- Publication number
- CN107754750A CN107754750A CN201711338291.5A CN201711338291A CN107754750A CN 107754750 A CN107754750 A CN 107754750A CN 201711338291 A CN201711338291 A CN 201711338291A CN 107754750 A CN107754750 A CN 107754750A
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- CN
- China
- Prior art keywords
- reactor body
- fixedly connected
- reaction kettle
- chemical manufacture
- combined reaction
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/20—Stationary reactors having moving elements inside in the form of helices, e.g. screw reactors
-
- 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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
- B02C18/145—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with knives spaced axially and circumferentially on the periphery of a cylindrical rotor unit
-
- 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
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The present invention relates to technical field of chemical, and disclose a kind of Chemical Manufacture combined reaction kettle, including reactor body, the bottom of the reactor body is fixedly connected with base, the bottom of the reactor body is fixedly connected with discharge nozzle, the top of the reactor body is fixedly connected with stirring motor, the output end of the stirring motor is fixedly connected with agitating shaft, the surface of the agitating shaft is fixedly connected sequentially from top to bottom horizontal paddle, Stirring leaf and choked flow blade, and the surface of the choked flow blade offers vent.Chemical Manufacture combined reaction kettle, by setting electric rotating machine, rotary shaft, gravitometer measuring device and division board, by the drive Shaft of electric rotating machine to solid reaction material blend that to prevent that charging from cohering blocking in solid reaction material, fixed reaction material is on division board, gravitometer measuring device weighs to solid reaction material, so that feedstock quality is accurate, so that it is guaranteed that the accuracy of additive.
Description
Technical field
The present invention relates to technical field of chemical, specially a kind of Chemical Manufacture combined reaction kettle.
Background technology
Generally reaction mass from charging aperture enter reactor it is agitated, reaction after, discharging opening of the material from reactor
Discharge, during discharging, due to the intrinsic construction of reactor in itself, agitated material drastically falls under gravity
Often there is discharging opening solid accumulation to material outlet in aggregation, causes discharge not smooth, and production efficiency declines, in addition under the influence of one
Process is normally carried out, and present reactor is monolithic construction, and a reactor is typically only used for a kind of production of product,
And the heater set in General reactions kettle is in reactor bottom, it is difficult to which suitable for the uniform heating of high request, and some are changed
Learn raw material and easily cause that local concentration is too high, and General reactions kettle tissue waste gas is directly discharged in air when entering reactor,
Pernicious gas may be contained, endanger the safety of staff.
The content of the invention
（One）The technical problem of solution
In view of the shortcomings of the prior art, the invention provides a kind of Chemical Manufacture combined reaction kettle, possess combined reaction and give up
The advantages that gas disposal, solve the problems, such as that existing reactor reactive material is single.
（Two）Technical scheme
To realize the purpose of above-mentioned combined reaction and exhaust-gas treatment, the present invention provides following technical scheme：A kind of Chemical Manufacture is used
Combined reaction kettle, including reactor body, the bottom of the reactor body are fixedly connected with base, the reactor body
Bottom is fixedly connected with discharge nozzle, and the top of the reactor body is fixedly connected with stirring motor, the stirring motor it is defeated
Go out end and be fixedly connected with agitating shaft, be fixedly connected sequentially from top to bottom horizontal paddle, the rotation of the surface of the agitating shaft is stirred
Leaf and choked flow blade are mixed, the surface of the choked flow blade offers vent, and the inside of the reactor body is installed with
Heater, the both sides of the reactor body are provided with condenser pipe, and the top of the reactor body is provided with feeding-in solid body
Pipe, one end of the feeding-in solid body pipe are provided with electric rotating machine, and the output end of the electric rotating machine is fixedly connected with rotary shaft, institute
State and gravitometer measuring device is fixedly connected with below electric rotating machine, the side of the gravitometer measuring device is provided with division board, described anti-
The inside of kettle body is answered to be fixedly connected with drip tray, one end of the drip tray is fixedly connected with minim pipette, the drip tray
The other end is fixedly connected with feed liquor funnel, and the feed liquor funnel is internally provided with graduation mark, the top of the reactor body
Blast pipe is provided with, one end of the blast pipe and reactor body interface is provided with dehumidifier, and one end of the blast pipe is consolidated
Surely induced-draught fan is connected with, the air outlet of the induced-draught fan is extended to by blast pipe to be neutralized inside liquid case.
Preferably, the surface of the discharge nozzle, feeding-in solid body pipe, feed liquor funnel and blast pipe is provided with check valve.
Preferably, corrosion-inhibiting coating is provided with the inwall of the reactor body, and the inwall of reactor body is filled with
Insulation material.
Preferably, the surface of the rotary shaft is fixedly connected with pivoting leaf, and pivoting leaf is zigzag.
Preferably, one end of the condenser pipe is connected with water tank, and the other end of the condenser pipe is connected to instead by valve
Answer the top of kettle body.
Preferably, the bottom side of the reactor body is provided with temperature sensor.
（Three）Beneficial effect
Compared with prior art, the invention provides a kind of Chemical Manufacture combined reaction kettle, possesses following beneficial effect：
1st, Chemical Manufacture combined reaction kettle, by setting electric rotating machine, rotary shaft, gravitometer measuring device and division board, solid
Precursor reactant material to solid reaction material blend that to prevent charging from cohering blocking by the drive Shaft of electric rotating machine, fixed anti-
It should expect on division board, gravitometer measuring device weighs to solid reaction material so that feedstock quality is accurate, so that it is guaranteed that additive
Accuracy.
2nd, Chemical Manufacture combined reaction kettle, by setting drip tray, minim pipette, feed liquor funnel and graduation mark, liquid
The minim pipette that drip tray bottom is passed into from loading hopper is added liquid reactions material to reactor body interior, prevents liquid
Precursor reactant material is directly entered reactor body hot-spot and causes reaction incomplete, and certain potential safety hazard be present, scale
Line refers to add the volume of reaction solution, it is ensured that the accuracy of reaction, so as to reach the purpose of concentrated expression.
3rd, Chemical Manufacture combined reaction kettle, by setting blast pipe, dehumidifier, induced-draught fan and neutralizing liquid case, passing through
After crossing reactor bulk reaction, caused gas passes through in the presence of induced-draught fan, is discharged through blast pipe, dehumidifier can be to containing heat
The gas of amount is dehumidified, and the water droplet to be formed is entered in reactor body when reaching certain humidity, gas enters neutralization
Liquid case is discharged after neutralizing, to prevent gas from containing noxious material, so as to reach the purpose of safety dumping waste gas.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is partial structurtes enlarged diagram at A in Fig. 1 of the present invention.
In figure：1 reactor body, 2 bases, 3 discharge nozzles, 4 stirring motors, 5 agitating shafts, 6 horizontal paddles, 7 rotations are stirred
Mix leaf, 8 choked flow blades, 9 vents, 10 heaters, 11 condenser pipes, 12 feeding-in solid body pipes, 13 electric rotating machines, 14 rotary shafts, 15
Gravitometer measuring device, 16 division boards, 17 drip trays, 18 minim pipettes, 19 feed liquor funnels, 20 graduation marks, 21 blast pipes, 22 dehumidifiers,
In 23 induced-draught fans, 24 and liquid case, 25 temperature sensors.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Refer to Fig. 1-2, a kind of Chemical Manufacture combined reaction kettle, including reactor body 1, the bottom of reactor body 1
End is fixedly connected with base 2, corrosion-inhibiting coating is provided with the inwall of reactor body 1, and the inwall of reactor body 1 is filled with
Insulation material, the bottom of reactor body 1 are fixedly connected with discharge nozzle 3, and the top of reactor body 1 is fixedly connected with stirring electricity
Machine 4, the output end of stirring motor 4 are fixedly connected with agitating shaft 5, and the surface of agitating shaft 5 is fixedly connected sequentially has water from top to bottom
Flat paddle 6, Stirring leaf 7 and choked flow blade 8, the surface of choked flow blade 8 offer vent 9, opened up on choked flow blade 8
There is vent 9, in view of the weight capacity of choked flow blade 8 while choked flow, therefore open up the decompression that diameter is more than material diameter
Hole 9 can allow small part material out of hole by reaching the purpose of protection choked flow blade 8, peace is fixed in the inside of reactor body 1
Equipped with heater 10, the both sides of reactor body 1 are provided with condenser pipe 11, and one end of condenser pipe 11 is connected with water tank, condensation
The other end of pipe 11 is connected to the top of reactor body 1 by valve, and valve has two, controls water circulation and leads to reaction
In kettle, the top of reactor body 1 is provided with feeding-in solid body pipe 12, and one end of feeding-in solid body pipe 12 is provided with electric rotating machine 13,
The output end of electric rotating machine 13 is fixedly connected with rotary shaft 14, and the surface of rotary shaft 14 is fixedly connected with pivoting leaf, and pivoting leaf
For zigzag, the lower section of electric rotating machine 13 is fixedly connected with gravitometer measuring device 15, and the side of gravitometer measuring device 15 is provided with isolation
Plate 16, by setting electric rotating machine 13, rotary shaft 14, gravitometer measuring device 15 and division board 16, pass through rotation in solid reaction material
The drive Shaft 14 of motor 13 to solid reaction material blend that to prevent charging from cohering blocking, and fixed reaction material is in division board
On 16, gravitometer measuring device 15 weighs to solid reaction material so that feedstock quality is accurate, so that it is guaranteed that additive is accurate
Property, the inside of reactor body 1 are fixedly connected with drip tray 17, and one end of drip tray 17 is fixedly connected with minim pipette 18, dropping liquid
The other end of disk 17 is fixedly connected with feed liquor funnel 19, and feed liquor funnel 19 is internally provided with graduation mark 20, by setting dropping liquid
Disk 17, minim pipette 18, feed liquor funnel 19 and graduation mark 20, liquid pass into the dropping liquid of the bottom of drip tray 17 from loading hopper 19
It is local to prevent that liquid reactions material is directly entered reactor body 1 to being added liquid reactions material inside reactor body 1 for pipe 18
Overheat and cause reaction incomplete, and certain potential safety hazard be present, graduation mark 20 refers to add the volume of reaction solution, it is ensured that
The accuracy of reaction, so as to reach the purpose of concentrated expression, the top of reactor body 1 is provided with blast pipe 21, discharge nozzle 3,
The surface of feeding-in solid body pipe 12, feed liquor funnel 19 and blast pipe 21 is provided with check valve, and blast pipe 21 connects with reactor body 1
One end of mouth is provided with dehumidifier 22, and one end of blast pipe 21 is fixedly connected with induced-draught fan 23, and the air outlet of induced-draught fan 23 passes through
Blast pipe 21, which extends to, to be neutralized inside liquid case 24, by setting blast pipe 21, dehumidifier 22, induced-draught fan 23 and neutralizing liquid case 24,
After the reaction of reactor body 1, caused gas passes through in the presence of induced-draught fan 23, is discharged through blast pipe 21, dehumidifier
22 can dehumidify to the gas containing heat, the water droplet to be formed is entered in reactor body 1 when reaching certain humidity, gas
Body is entered to neutralize after liquid case 24 neutralizes and discharged, to prevent gas from containing noxious material, so as to reach the mesh of safety dumping waste gas
, the bottom side of reactor body 1 is provided with temperature sensor 25.
The electric elements occurred in this article electrically connect with the main controller and 220V civil powers in the external world, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
When in use, the rotary shaft 14 that solid reaction material drives by electric rotating machine 13 is stirred crushing, liquid to it
Reaction material passes into drip tray 17 and minim pipette 18 to being added reaction solution inside reactor body 1 from feed liquor funnel 19,
By the rotation of stirring motor 4, rotate the horizontal paddle 6 of the drive of agitating shaft 5, Stirring leaf 7 and choked flow blade 8, then
Temperature sensor 25 senses to temperature in reactor body 1, when the temperature is low, is heated by heater 10, when
When reaction temperature is higher, it is cooled by condenser pipe 11, until being stopped when reaching reaction optimum temperature, after reaction
High-temperature reacting gas, in the presence of induced-draught fan 23, by blast pipe 21 to neutralize liquid case 24 after discharge, in course of reaction
Check valve be completely in closed state, reaction material is discharged by discharge nozzle 3 after reaction, and then the condensed water in condenser pipe 11 can
With to being cleaned inside reactor body 1.
In summary, Chemical Manufacture combined reaction kettle, by setting electric rotating machine 13, rotary shaft 14, gravimetric
Device 15 and division board 16, solid reaction material is blended by the drive Shaft 14 of electric rotating machine 13 in solid reaction material
Prevent charging from cohering blocking, on division board 16, gravitometer measuring device 15 weighs fixed reaction material to solid reaction material so that
Feedstock quality is accurate, so that it is guaranteed that the accuracy of additive, by setting drip tray 17, minim pipette 18, feed liquor funnel 19 and carving
Line 20 is spent, liquid passes into the minim pipette 18 of the bottom of drip tray 17 to adding inside reactor body 1 from loading hopper 19
Liquid feeding precursor reactant material, prevent liquid reactions material to be directly entered the hot-spot of reactor body 1 and cause reaction incomplete, and exist
Certain potential safety hazard, graduation mark 20 refer to add the volume of reaction solution, it is ensured that the accuracy of reaction, it is comprehensive anti-so as to reach
The purpose reflected, by setting blast pipe 21, dehumidifier 22, induced-draught fan 23 and neutralizing liquid case 24, reacted by reactor body 1
Afterwards, caused gas passes through in the presence of induced-draught fan 23, is discharged through blast pipe 21, dehumidifier 22 can enter to the gas containing heat
Row dehumidifying, makes the water droplet to be formed enter in reactor body 1 when reaching certain humidity, and gas enters neutralization liquid case 24 and neutralized
After discharge, to prevent gas from containing noxious material, so as to reach the purpose of safety dumping waste gas.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of Chemical Manufacture combined reaction kettle, including reactor body（1）, it is characterised in that：The reactor body（1）
Bottom be fixedly connected with base（2）, the reactor body（1）Bottom be fixedly connected with discharge nozzle（3）, the reactor
Body（1）Top be fixedly connected with stirring motor（4）, the stirring motor（4）Output end be fixedly connected with agitating shaft
（5）, the agitating shaft（5）Surface be fixedly connected sequentially have horizontal paddle from top to bottom（6）, Stirring leaf（7）And resistance
Flow blade（8）, the choked flow blade（8）Surface offer vent（9）, the reactor body（1）Inside fix peace
Equipped with heater（10）, the reactor body（1）Both sides be provided with condenser pipe（11）, the reactor body（1）'s
Top is provided with feeding-in solid body pipe（12）, the feeding-in solid body pipe（12）One end be provided with electric rotating machine（13）, the rotation
Motor（13）Output end be fixedly connected with rotary shaft（14）, the electric rotating machine（13）Lower section be fixedly connected with gravimetric
Device（15）, the gravitometer measuring device（15）Side be provided with division board（16）, the reactor body（1）Inside fix connect
It is connected to drip tray（17）, the drip tray（17）One end be fixedly connected with minim pipette（18）, the drip tray（17）It is another
End is fixedly connected with feed liquor funnel（19）, the feed liquor funnel（19）Be internally provided with graduation mark（20）, the reactor sheet
Body（1）Top be provided with blast pipe（21）, the blast pipe（21）With reactor body（1）One end of interface is provided with dehumidifying
Device（22）, the blast pipe（21）One end be fixedly connected with induced-draught fan（23）, the induced-draught fan（23）Air outlet pass through row
Tracheae（21）Extend to neutralization liquid case（24）It is internal.
A kind of 2. Chemical Manufacture combined reaction kettle according to claim 1, it is characterised in that：The discharge nozzle（3）, it is solid
Body feed pipe（12）, feed liquor funnel（19）And blast pipe（21）Surface be provided with check valve.
A kind of 3. Chemical Manufacture combined reaction kettle according to claim 1, it is characterised in that：The reactor body
（1）Inwall on be provided with corrosion-inhibiting coating, and reactor body（1）Inwall be filled with insulation material.
A kind of 4. Chemical Manufacture combined reaction kettle according to claim 1, it is characterised in that：The rotary shaft（14）'s
Surface is fixedly connected with pivoting leaf, and pivoting leaf is zigzag.
A kind of 5. Chemical Manufacture combined reaction kettle according to claim 1, it is characterised in that：The condenser pipe（11）'s
One end is connected with water tank, the condenser pipe（11）The other end reactor body is connected to by valve（1）Top.
A kind of 6. Chemical Manufacture combined reaction kettle according to claim 1, it is characterised in that：The reactor body
（1）Bottom side be provided with temperature sensor（25）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711338291.5A CN107754750A (en) | 2017-12-14 | 2017-12-14 | A kind of Chemical Manufacture combined reaction kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711338291.5A CN107754750A (en) | 2017-12-14 | 2017-12-14 | A kind of Chemical Manufacture combined reaction kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107754750A true CN107754750A (en) | 2018-03-06 |
Family
ID=61277345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711338291.5A Withdrawn CN107754750A (en) | 2017-12-14 | 2017-12-14 | A kind of Chemical Manufacture combined reaction kettle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107754750A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358295A (en) * | 2018-03-26 | 2018-08-03 | 胡自然 | A kind of acidic industrial waste water treatment system |
| CN108393057A (en) * | 2018-04-11 | 2018-08-14 | 胡琴 | A kind of petrochemical industry intermediate product production technology |
| CN108525630A (en) * | 2018-04-11 | 2018-09-14 | 胡琴 | A kind of petrochemical industry retort |
| CN109200985A (en) * | 2018-11-27 | 2019-01-15 | 衡阳恒荣高纯半导体材料有限公司 | A kind of novel germanium tetrachloride hydrolysis device |
| CN111117675A (en) * | 2020-01-07 | 2020-05-08 | 山东理工大学 | Sectional spiral stirring type biomass pyrolysis liquefaction system |
| CN111249996A (en) * | 2020-03-13 | 2020-06-09 | 山东厚俞实业有限公司 | Dry-wet separation type dosing device |
| CN111589401A (en) * | 2020-05-30 | 2020-08-28 | 成都天智佳网络科技有限公司 | Industrial chemical reaction kettle |
| CN111821234A (en) * | 2020-07-03 | 2020-10-27 | 浙江新远实业有限公司 | Antibacterial wet tissue moisturizing liquid and preparation method thereof |
| CN112295526A (en) * | 2020-10-13 | 2021-02-02 | 烨箭环保科技(湖州)有限公司 | Water based paint production is with preventing deposiing operation device |
-
2017
- 2017-12-14 CN CN201711338291.5A patent/CN107754750A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358295A (en) * | 2018-03-26 | 2018-08-03 | 胡自然 | A kind of acidic industrial waste water treatment system |
| CN108358295B (en) * | 2018-03-26 | 2021-05-07 | 潍坊东元连海环保科技有限公司 | Acid industrial wastewater treatment system |
| CN108393057A (en) * | 2018-04-11 | 2018-08-14 | 胡琴 | A kind of petrochemical industry intermediate product production technology |
| CN108525630A (en) * | 2018-04-11 | 2018-09-14 | 胡琴 | A kind of petrochemical industry retort |
| CN109200985A (en) * | 2018-11-27 | 2019-01-15 | 衡阳恒荣高纯半导体材料有限公司 | A kind of novel germanium tetrachloride hydrolysis device |
| CN111117675A (en) * | 2020-01-07 | 2020-05-08 | 山东理工大学 | Sectional spiral stirring type biomass pyrolysis liquefaction system |
| CN111249996A (en) * | 2020-03-13 | 2020-06-09 | 山东厚俞实业有限公司 | Dry-wet separation type dosing device |
| CN111589401A (en) * | 2020-05-30 | 2020-08-28 | 成都天智佳网络科技有限公司 | Industrial chemical reaction kettle |
| CN111821234A (en) * | 2020-07-03 | 2020-10-27 | 浙江新远实业有限公司 | Antibacterial wet tissue moisturizing liquid and preparation method thereof |
| CN112295526A (en) * | 2020-10-13 | 2021-02-02 | 烨箭环保科技(湖州)有限公司 | Water based paint production is with preventing deposiing operation device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20180306 |