CN211886770U - Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system - Google Patents
Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system Download PDFInfo
- Publication number
- CN211886770U CN211886770U CN202020305911.6U CN202020305911U CN211886770U CN 211886770 U CN211886770 U CN 211886770U CN 202020305911 U CN202020305911 U CN 202020305911U CN 211886770 U CN211886770 U CN 211886770U
- Authority
- CN
- China
- Prior art keywords
- storage tank
- filtration
- washing
- reaction
- crystallization
- 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
- 238000005406 washing Methods 0.000 title claims abstract description 56
- 238000001914 filtration Methods 0.000 title claims abstract description 42
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 35
- 238000002425 crystallisation Methods 0.000 title claims abstract description 19
- 230000008025 crystallization Effects 0.000 title claims abstract description 19
- 238000001035 drying Methods 0.000 title claims description 20
- 238000003860 storage Methods 0.000 claims abstract description 74
- 239000002904 solvent Substances 0.000 claims description 25
- 239000007810 chemical reaction solvent Substances 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 6
- 239000003507 refrigerant Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 9
- 239000000126 substance Substances 0.000 abstract description 7
- 239000003814 drug Substances 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 16
- 238000000034 method Methods 0.000 description 12
- 230000009471 action Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 239000007788 liquid Substances 0.000 description 4
- 239000013557 residual solvent Substances 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000003889 chemical engineering Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Drying Of Solid Materials (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model relates to a pharmaceutical chemical industry technical field provides a three-dimensional reaction, crystallization, filtration, washing, dry five unification systems, including batching jar, reation kettle, filtration, washer, and batching jar and reation kettle pass through connecting pipe through connection, reation kettle and filtration, washer pass through connecting pipe through connection, filter, the lower extreme of washer has single cone desiccator and second storage tank through connecting pipe through connection respectively, is connected with vacuum filter on the lateral wall of single cone desiccator, and vacuum filter is connected with first storage tank through the connecting pipe. The utility model overcomes prior art's is not enough, reasonable in design, and compact structure has solved current medicine processing equipment area occupation big, problem that work efficiency is low, the utility model discloses a simple structure combination has improved work efficiency, has reduced area occupation, improves multiple effects such as the transport efficiency of product, has very strong practicality.
Description
Technical Field
The utility model relates to a pharmaceutical chemical industry technical field, concretely relates to three-dimensional reaction, crystallization, filtration, washing, dry five-in-one system.
Background
At present, the production process of reacting, concentrating, crystallizing, filtering, washing and drying fluid products in chemical and pharmaceutical markets is mostly produced by adopting a horizontal layout of a plurality of devices and a plurality of procedures. For example, chinese patent CN201120490114.0 discloses a multifunctional chemical production apparatus, which comprises an inverted conical container with a jacket, a reaction pipeline system, a drying device, a vacuum-pumping device and a filtrate receiving device, wherein the reaction pipeline system is communicated with the inverted conical container and can be cut off; the inverted cone-shaped container is provided with stirring equipment. This application adopts the horizontal layout, and conveying efficiency is low.
The horizontal layout needs to adopt a mechanical pump for horizontal conveying, and the crystals can be damaged. In addition, due to the shortage of land resources and the more standard safety distance between workshops, the processes are combined and completed in fewer devices, the occupied area is reduced, the three-dimensional layout is adopted, the efficiency is improved, and the larger capacity is achieved.
Therefore, a five-in-one system of three-dimensional reaction, crystallization, filtration, washing and drying is provided.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a three-dimensional reaction, crystallization, filtration, washing, dry five unification systems has overcome the not enough of prior art, reasonable in design, and compact structure has solved current medicine processing equipment area occupation greatly, problem that work efficiency is low, the utility model discloses a simple structure combination has improved work efficiency, has reduced area occupation, improves multiple effects such as the transport efficiency of product, has very strong practicality.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a three-dimensional reaction, crystallization, filtration, washing and drying five-in-one system sequentially comprises a batching tank, a reaction kettle, a filter and a washing machine from top to bottom, wherein the batching tank is communicated with the reaction kettle through a connecting pipe;
be provided with the inlet pipe on the batching jar, be provided with the reaction solvent entry on the reation kettle, filter, be provided with the washing solvent entry on the washing machine, the lower extreme of single cone desiccator is provided with the discharging pipe, the upper end of second storage tank is provided with first intake pipe, and the lower extreme of second storage tank is provided with first solvent export, the upper end of first storage tank is provided with first outlet duct, the upper end of first storage tank is provided with the second intake pipe, the lower extreme of first storage tank is provided with third solvent export, the lower extreme of third storage tank is provided with second solvent export, the upper end of third storage tank is provided with the third intake pipe, the upper end of third storage tank is provided with the third outlet duct.
Furthermore, a cold and hot medium inlet and outlet are formed in the batching tank and the reaction kettle.
Furthermore, the single-cone dryer and the second storage tank are located at the same height, and the first storage tank is located at the lower end of the single-cone dryer.
Furthermore, the single-cone dryer and the vacuum filter are both provided with a heat medium inlet and a heat medium outlet, and the first storage tank and the third storage tank are both provided with a refrigerant inlet and a refrigerant outlet.
Furthermore, a valve is arranged on the connecting pipe.
Furthermore, a stirring device is arranged in the batching tank, the reaction kettle, the filtering and washing machine and the single-cone dryer.
Furthermore, a first vacuum pump is arranged on the first air outlet pipe, and a second vacuum pump is arranged on the third air outlet pipe.
Furthermore, a first heat exchanger is arranged on a connecting pipe between the vacuum-pumping filter and the first storage tank, and a second heat exchanger is arranged on a connecting pipe between the second storage tank and the third storage tank.
(III) advantageous effects
The embodiment of the utility model provides a three-dimensional reaction, crystallization, filtration, washing, dry five unification systems. The method has the following beneficial effects:
1. the effects of reaction, crystallization, filtration, washing and drying can be achieved, and the structure is simple and the layout is reasonable.
2. The vertical layout is adopted, the occupied area is reduced, the products are gradually and downwards operated in respective chemical engineering units from top to bottom, the working efficiency is improved, the productivity is enlarged, the products between all levels are conveniently conveyed in a gravity flow mode, the damage to crystals caused by horizontal conveying of a pump is avoided, the automatic production effect is achieved, and unmanned operation is achieved.
3. Filtration, washing, drying are independent operation, and be different from filtration, washing, dry trinity have two functions idle in service, can be according to each chemical industry unit different operation duration cycle under the unit productivity condition, the quantity of each chemical industry unit of appropriate configuration, the rate of when the start-up of make full use of equipment, with the maximize in the productivity unit time.
4. The adoption of a fully sealed design is suitable for drying dangerous and toxic materials containing solutions or moisture.
5. By providing a vacuum filter, dust particles in the process space can be trapped.
6. Can effectively retrieve reaction solvent and utilize, cool off the liquefaction to pressing from both sides wet gas respectively in the vacuum pumping system storage tank, the secondary is retrieved and is mixed the residual solvent in gas to set up the heat exchanger before the storage tank and carry out the precooling to gas, improve and press from both sides wet gas cooling liquefaction effect, recycle rate is high.
7. Because the air inflow ports are arranged on the two vacuum routes, the negative pressure environment in the container can be damaged, and the equipment is convenient to overhaul.
Drawings
Fig. 1 is a schematic diagram of the system structure of the present invention.
In the figure: batching jar 1, reation kettle 2, filter, washing machine 3, single cone desiccator 4, vacuum filter 5, first heat exchanger 6, first storage tank 7, second storage tank 8, first vacuum pump 9, second heat exchanger 10, second vacuum pump 11, third storage tank 12, inlet pipe 13, reaction solvent entry 14, washing solvent entry 15, first intake pipe 16, first solvent export 17, first outlet duct 18, second intake pipe 19, second solvent export 20, third inlet duct 21, third outlet duct 22, discharging pipe 23.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to the attached figure 1, a three-dimensional reaction, crystallization, filtration, washing and drying five-in-one system sequentially comprises a batching tank 1, a reaction kettle 2, a filtration and washing machine 3 from top to bottom, wherein the batching tank 1 and the reaction kettle 2 are in through connection through a connecting pipe, the reaction kettle 2 and the filtration and washing machine 3 are in through connection through a connecting pipe, the lower end of the filtration and washing machine 3 is respectively in through connection with a single-cone dryer 4 and a second storage tank 8 through connecting pipes, the side wall of the single-cone dryer 4 is connected with a vacuum-pumping filter 5, the vacuum-pumping filter 5 is connected with a first storage tank 7 through a connecting pipe, the second storage tank 8 is connected with a third storage tank 12 through a connecting pipe, the vertical layout is adopted, the occupied area is reduced, the products are respectively operated from top to bottom, the chemical engineering efficiency is improved, the productivity is enlarged, the product conveying between all levels is convenient to adopt a, the damage to the crystal caused by horizontal conveying by a pump is avoided, and the working efficiency is improved;
in the embodiment, the simultaneous filtering, washing and drying are independent operations, and the device is different from the three-in-one of filtering, washing and drying, has two functions of idling in operation, can properly configure the number of each chemical unit according to different operation time periods of each chemical unit under the unit capacity condition, fully utilizes the starting-up time rate of the device, and maximizes the capacity in unit time.
In this embodiment, as shown in the figure, be provided with inlet pipe 13 on the batching jar 1, make things convenient for the feeding, be provided with reaction solvent entry 14 on reation kettle 2, reaction solvent entry 14 is some materials that can react with the product, filters, is provided with washing solvent entry 15 on the washing machine 3, and washing solvent entry 15 is the washing liquid, is liquid water usually, and the lower extreme of single cone desiccator 4 is provided with discharging pipe 23, the product ejection of compact of being convenient for.
In this embodiment, as shown, the system is adapted to dry hazardous and toxic materials containing solutions or moisture by using a fully sealed design.
In this embodiment, as shown in the figure, the upper end of the second storage tank 8 is provided with a first air inlet pipe 16, the lower end of the second storage tank 8 is provided with a first solvent outlet 17, the upper end of the first storage tank 7 is provided with a first air outlet pipe 18, the upper end of the first storage tank 7 is provided with a second air inlet pipe 19, the lower end of the first storage tank 7 is provided with a third solvent outlet, the lower end of the third storage tank 12 is provided with a second solvent outlet 20, the upper end of the third storage tank 12 is provided with a third air inlet pipe 21, the upper end of the third storage tank 12 is provided with a third air outlet pipe 22, two vacuum routes are formed, one of the: air in the filtering and washing machine 3 flows into the second storage tank 8 under the action of the second vacuum pump 11, then secondary condensation is carried out through the second heat exchanger 10 and the third storage tank 12, the condensed air is evacuated through the third air outlet pipe 22, the vacuum environment in the filtering and washing machine is ensured, and meanwhile, the condensed solvent is discharged through the second solvent outlet 20 at the lower end of the third storage tank 12 for recycling; the other vacuum route is as follows: the air in the single-cone dryer 4 also flows into the vacuumizing filter 5 and the first heat exchanger 6 at the top to enter the first storage tank 7 under the action of the first vacuum pump 9, the air is cooled in the first storage tank 7, the residual solvent is recovered through a third solvent outlet in the first storage tank 7, and the residual air is evacuated through the second air inlet pipe 19, so that the vacuum environment in the single-cone dryer 4 is ensured.
Because the air inflow ports are arranged on the two vacuum routes, the negative pressure environment in the container can be damaged, and the equipment is convenient to overhaul.
In this embodiment, as shown in the figure, all be provided with cold and hot medium import and export on batching jar 1 and reation kettle 2, can conveniently heat the product through injecting into cold and hot medium, convenient follow-up processing.
In this embodiment, as shown in the figure, the single-cone dryer 4 and the second storage tank 8 are located at the same height, and the first storage tank 7 is located at the lower end of the single-cone dryer 4, so that a three-dimensional layout is formed, and the processing efficiency is improved.
In this embodiment, as shown in the figure, the single-cone dryer 4 and the vacuum filter 5 are both provided with a heat medium inlet and outlet, and the first storage tank 7 and the third storage tank 12 are both provided with a refrigerant inlet and outlet, so that the solvent can be conveniently recycled.
In this embodiment, as shown in the figure, be provided with the valve on the connecting pipe, through each connecting line of valve control, convenient washing, convenient control simultaneously.
In this embodiment, as shown in the figure, be provided with agitating unit in batching jar 1, reation kettle 2, filtration, the washing machine 3 and the single cone desiccator 4, can improve the reaction of product, filter, washing and dry effect through setting up agitating unit.
In this embodiment, as shown in the figure, by providing the first vacuum pump 9 and the second vacuum pump 11, the apparatus is in a vacuum environment, so as to reduce impurities and improve the drying effect, the first vacuum pump 9 is provided on the first air outlet pipe 18, and the second vacuum pump 11 is provided on the third air outlet pipe 22.
In this embodiment, as shown in the figure, be provided with first heat exchanger 6 on the connecting pipe of evacuation filter 5 and first storage tank 7, be provided with second heat exchanger 10 on the connecting pipe between second storage tank 8 and third storage tank 12, carry out the precooling to gas through setting up first heat exchanger 6 and second heat exchanger 10 before the storage tank, reach the effect of heat exchange, make things convenient for the condensation of residual solvent in the gas, recycle is high.
The working principle is as follows:
the method comprises the following steps: the product firstly enters the batching tank 1 through the feeding pipe 13, is uniformly stirred by the stirring device and then flows into the reaction kettle 2 under the action of the height difference.
Step two: in the reaction kettle 2, the product reacts with the solvent flowing in from the reaction solvent inlet 14, and simultaneously, under the action of the stirring device, the reaction crystallization process in the reaction kettle 2 is followed by entering the filtering and washing machine 3 from the reaction kettle 2.
Step three: the washing liquid is inputted from the washing solvent inlet 15 and the product is filtered and washed by matching with the stirring device.
Step four: after the filtration and washing are finished, the washing liquid flows into the second storage tank 8 through the connecting pipe on the filtration and washing machine 3 for recovery.
Step five: the washed product flows into the single-cone dryer 4 from the filtering and washing machine 3, the product is dried through the stirring device and the inlet and outlet circulation of the heating medium, and the dried product is discharged and unloaded through a discharge pipe 23 on the single-cone dryer 4.
Meanwhile, air in the filtering and washing machine 3 flows into the second storage tank 8 under the action of the second vacuum pump 11, secondary condensation is carried out through the second heat exchanger 10 and the third storage tank 12, the condensed air is exhausted through the third air outlet pipe 22, the vacuum environment in the filtering and washing machine is guaranteed, and meanwhile, the condensed solvent is discharged through the second solvent outlet 20 at the lower end of the third storage tank 12 and is recycled.
Meanwhile, air in the single-cone dryer 4 flows into the vacuumizing filter 5 and the first heat exchanger 6 at the top to enter the first storage tank 7 under the action of the first vacuum pump 9, the air is cooled in the first storage tank 7, the residual solvent is recovered through a third solvent outlet in the first storage tank 7, and the residual air is evacuated through the second air inlet pipe 19, so that the vacuum environment in the single-cone dryer 4 is ensured.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (8)
1. The utility model provides a three-dimensional reaction, crystallization, filtration, washing, dry five unification systems, from the top down includes batching jar, reation kettle, filtration, washing machine in proper order, and batching jar and reation kettle pass through connecting pipe through-connection, and reation kettle and filtration, washing machine pass through connecting pipe through-connection, its characterized in that: the lower ends of the filtering and washing machine are respectively connected with a single-cone dryer and a second storage tank through connecting pipes in a through mode, the side wall of the single-cone dryer is connected with a vacuumizing filter, the vacuumizing filter is connected with a first storage tank through the connecting pipes, and the second storage tank is connected with a third storage tank through the connecting pipes;
be provided with the inlet pipe on the batching jar, be provided with the reaction solvent entry on the reation kettle, filter, be provided with the washing solvent entry on the washing machine, the lower extreme of single cone desiccator is provided with the discharging pipe, the upper end of second storage tank is provided with first intake pipe, and the lower extreme of second storage tank is provided with first solvent export, the upper end of first storage tank is provided with first outlet duct, the upper end of first storage tank is provided with the second intake pipe, the lower extreme of first storage tank is provided with third solvent export, the lower extreme of third storage tank is provided with second solvent export, the upper end of third storage tank is provided with the third intake pipe, the upper end of third storage tank is provided with the third outlet duct.
2. The system of claim 1, wherein the reaction, crystallization, filtration, washing and drying system comprises: and the batching tank and the reaction kettle are both provided with a cold and hot medium inlet and outlet.
3. The system of claim 1, wherein the reaction, crystallization, filtration, washing and drying system comprises: the single-cone dryer and the second storage tank are located at the same height, and the first storage tank is located at the lower end of the single-cone dryer.
4. The system of claim 1, wherein the reaction, crystallization, filtration, washing and drying system comprises: and the single-cone dryer and the vacuum pumping filter are respectively provided with a heating medium inlet and a heating medium outlet, and the first storage tank and the third storage tank are respectively provided with a refrigerant inlet and a refrigerant outlet.
5. The system of claim 1, wherein the reaction, crystallization, filtration, washing and drying system comprises: the connecting pipe is provided with a valve.
6. The system of claim 1, wherein the reaction, crystallization, filtration, washing and drying system comprises: and stirring devices are arranged in the batching tank, the reaction kettle, the filtering and washing machine and the single-cone dryer.
7. The system of claim 1, wherein the reaction, crystallization, filtration, washing and drying system comprises: and a first vacuum pump is arranged on the first air outlet pipe, and a second vacuum pump is arranged on the third air outlet pipe.
8. The system of claim 1, wherein the reaction, crystallization, filtration, washing and drying system comprises: a first heat exchanger is arranged on a connecting pipe between the vacuumizing filter and the first storage tank, and a second heat exchanger is arranged on a connecting pipe between the second storage tank and the third storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020305911.6U CN211886770U (en) | 2020-03-12 | 2020-03-12 | Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020305911.6U CN211886770U (en) | 2020-03-12 | 2020-03-12 | Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211886770U true CN211886770U (en) | 2020-11-10 |
Family
ID=73323049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020305911.6U Active CN211886770U (en) | 2020-03-12 | 2020-03-12 | Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211886770U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111203162A (en) * | 2020-03-12 | 2020-05-29 | 无锡市张华医药设备有限公司 | Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system |
| CN114213316A (en) * | 2021-12-29 | 2022-03-22 | 苏州诚和医药化学有限公司 | Production process of intermediate of optically active piperidine derivative |
-
2020
- 2020-03-12 CN CN202020305911.6U patent/CN211886770U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111203162A (en) * | 2020-03-12 | 2020-05-29 | 无锡市张华医药设备有限公司 | Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system |
| CN114213316A (en) * | 2021-12-29 | 2022-03-22 | 苏州诚和医药化学有限公司 | Production process of intermediate of optically active piperidine derivative |
| CN114213316B (en) * | 2021-12-29 | 2024-04-02 | 苏州诚和医药化学有限公司 | Production process of intermediate of optical piperidine derivative |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211886770U (en) | Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system | |
| CN102328928B (en) | Equipment for producing active carbon | |
| CN109097816A (en) | A kind of molten copper device and its copper dissolving method | |
| CN111203162A (en) | Three-dimensional reaction, crystallization, filtration, washing, drying five-in-one system | |
| CN113790579B (en) | A vacuum drying and dehydration device and gasification furnace system | |
| CN202865196U (en) | System for recovering cutting fluid and silicon carbide in waste mortar in silicon wafer cutting | |
| CN107875990A (en) | A kind of continuous alkaline cleaner and technique | |
| CN207805082U (en) | A kind of high-efficiency falling film evaporation device equipment | |
| CN104418724B (en) | A kind of oxalic rare earth precipitates water wash system | |
| CN202315865U (en) | Multifunctional chemical production device | |
| CN212942055U (en) | Energy-saving dust removing equipment | |
| CN204182190U (en) | A kind of sand filtration washing drying integral machine | |
| CN209095754U (en) | A kind of smart home vacuum system | |
| CN109912840B (en) | Polymer purification and separation integrated device | |
| CN209066045U (en) | A kind of molten copper device | |
| CN214636335U (en) | Post-treatment system for solid-liquid mixed product of polymerization reaction | |
| CN113856596A (en) | Methyl iodide apparatus for producing | |
| CN208107657U (en) | Low concentration N-Methyl pyrrolidone transport device in a kind of recycling waste water | |
| CN207628422U (en) | A kind of reaction filtration washing drying machine | |
| CN105056695A (en) | Furfural gas and residue separation and recovery device and recovery method | |
| CN205599167U (en) | Negative pressure powder entrapment reaction kettle system | |
| CN112316848A (en) | Sodium methoxide production system with tail gas recovery device | |
| CN201272756Y (en) | Powdered sugar recovery apparatus in anhydrous dextrose fluidized drying process | |
| CN214485754U (en) | Gas-liquid separation component and system for realizing reaction and filtering concentration reactor | |
| CN214971934U (en) | Power assembly for implementing reaction and filtration concentration system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |