CN206701252U - A kind of reactor of fully recovery crystallization - Google Patents
A kind of reactor of fully recovery crystallization Download PDFInfo
- Publication number
- CN206701252U CN206701252U CN201720285973.3U CN201720285973U CN206701252U CN 206701252 U CN206701252 U CN 206701252U CN 201720285973 U CN201720285973 U CN 201720285973U CN 206701252 U CN206701252 U CN 206701252U
- Authority
- CN
- China
- Prior art keywords
- kettle
- agitating shaft
- sliding sleeve
- scraping ring
- reactor
- 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.)
- Expired - Fee Related
Links
- 238000002425 crystallisation Methods 0.000 title claims abstract description 48
- 230000008025 crystallization Effects 0.000 title claims abstract description 48
- 238000011084 recovery Methods 0.000 title claims abstract description 15
- 238000007790 scraping Methods 0.000 claims abstract description 43
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 11
- 239000000376 reactant Substances 0.000 abstract description 15
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 230000002262 irrigation Effects 0.000 abstract 1
- 238000003973 irrigation Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 7
- ABBQHOQBGMUPJH-UHFFFAOYSA-M Sodium salicylate Chemical compound [Na+].OC1=CC=CC=C1C([O-])=O ABBQHOQBGMUPJH-UHFFFAOYSA-M 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229960004025 sodium salicylate Drugs 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 3
- 238000005185 salting out Methods 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229960004889 salicylic acid Drugs 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
Abstract
The utility model discloses a kind of reactor of fully recovery crystallization,Its drip irrigation device is to include kettle,Charging aperture at the top of kettle and the discharging opening positioned at autoclave body bottom,Motor is fixedly connected with the top of kettle,Motor connection has agitating shaft,Agitating shaft is located in kettle,Agitating paddle is fixedly connected with agitating shaft,Sliding sleeve is threaded with agitating shaft,Sliding sleeve is fixedly connected with the scraping ring of annular,The outer wall of scraping ring fits in the inwall of kettle,The gag lever post being vertically arranged is fixed with kettle,Scraping ring is slidably connected to gag lever post,Reactant is put into kettle from charging aperture and reacted,Motor driven agitating shaft rotates,The agitating paddle being fixed on agitating shaft is stirred to reactant,Slided on agitating shaft in direction of the sliding sleeve along agitating shaft,Sliding sleeve drives scraping ring to be moved along the direction of agitating shaft simultaneously,And the crystallization for being bonded at inner wall of kettle is scraped,Improve production efficiency.
Description
Technical field
A kind of reactor is the utility model is related to, more specifically, it relates to a kind of reactor of fully recovery crystallization.
Background technology
In the production process of medicine, it is often necessary to the process of crystallization is carried out, such as the preparation of sodium salicylate, salicylic acid and carbon
Sour hydrogen sodium reaction generates sodium salicylate soluble in water, and after being concentrated under reduced pressure and cooling, sodium salicylate reaches full in water
With and with saturation degree reduction separate out rapidly sodium salicylate crystallization.
Said process is typically carried out in a kettle, and notification number is that CN205269648U Chinese utility model discloses one
Kind reactor, including kettle, charging aperture, discharging opening and agitating device, reactant enter in kettle from charging aperture, agitated device
Stirring, discharged after reaction completely from discharging opening.
But during crystallization, precipitation crystallization often some be bonded on the inwall of kettle so that be bonded at
Crystallization on inner wall of kettle is difficult to discharge from discharging opening, reduces production efficiency.
Utility model content
The purpose of this utility model is to provide a kind of reactor of fully recovery crystallization, and there is recovery to be bonded at reactor inwall
On crystallization the advantages of.
Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of fully recovery crystallization
Reactor, including kettle, the charging aperture at the top of kettle and the discharging opening positioned at autoclave body bottom are fixed at the top of the kettle
Motor is connected with, the output end of the motor is passed through and is rotationally connected with the top of kettle, and the motor connection has agitating shaft, described
Agitating shaft is located in kettle, and agitating paddle is fixedly connected with the agitating shaft, and sliding sleeve is threaded with the agitating shaft, described
Sliding sleeve is fixedly connected with the scraping ring of annular, and the outer wall of the scraping ring fits in the inwall of kettle, and it is vertical to be fixed with the kettle
The gag lever post of setting, the scraping ring are socketed on gag lever post.
By using above-mentioned technical proposal, reactant is put into kettle from charging aperture and reacted, motor driven stirring
Axle is rotated, and the agitating paddle being fixed on agitating shaft is stirred to reactant so that the reaction of reactant is more abundant, and scraping ring is simultaneously
It is connected to sliding sleeve and gag lever post so that scraping ring moves under the drive of sliding sleeve along screw thread in the direction of agitating shaft, and will be viscous
Scrape, reduced during crystallization in the crystallization of inner wall of kettle, precipitation crystallization some be bonded on the inwall of kettle, make
The crystallization that must be bonded on inner wall of kettle is difficult to situation about being discharged from discharging opening, improves production efficiency.
Preferably, bidirectional reciprocating screw thread is provided with the agitating shaft, the sliding sleeve is reciprocating screw rod sliding sleeve, described reciprocal
Screw mandrel sliding sleeve is slidably connected on bidirectional reciprocating screw thread.
By using above-mentioned technical proposal, forward and reverse screw thread on bidirectional reciprocating screw thread closes completely, reciprocating screw rod sliding sleeve
After sliding into bidirectional reciprocating screw thread one end, reciprocating screw rod sliding sleeve can continue to slide toward opposite direction, when agitating shaft rotates toward a direction
When, reciprocating screw rod sliding sleeve can slidably reciprocate on bidirectional reciprocating screw thread, and scraping ring moves back and forth up and down also with reciprocating screw rod sliding sleeve,
Sweeping and scrape repeatedly is carried out to the inwall of kettle simultaneously, the crystallization for being bonded at inner wall of kettle is more scraped, further improves life
Efficiency is produced, and motor need to only rotate toward a direction, it is not necessary to frequently make motor positive and inverse, improve motor uses the longevity
Life.
Preferably, the quantity of the gag lever post is at least 3, and annular is uniformly distributed in kettle.
By using above-mentioned technical proposal, gag lever post quantity very little when, scraping ring occurs with the contact point of gag lever post too
It is larger by the power from sliding sleeve while few, and cause scraping ring unbalance stress and be broken, and situation about departing from gag lever post, 3
The contact point of gag lever post increase scraping ring and gag lever post more than individual, when making scraping ring by the power from sliding sleeve and propping up gag lever post,
Power suffered by scraping ring can be evenly distributed on scraping ring, strengthen the stability between scraping ring and sliding sleeve and gag lever post.
Preferably, position-limiting drum is fixedly connected with the scraping ring, the inwall of the position-limiting drum is embedded with ball, the gag lever post
Position-limiting drum is plugged in, and cooperation is abutted with ball.
By using above-mentioned technical proposal, ball makes the frictional force between scraping ring and gag lever post be the less rolling of coefficient of friction
Kinetic force of friction, the frictional force between gag lever post and scraping ring is reduced, make slip of the scraping ring on gag lever post more smooth, add and scrape
Ring will crystallize the efficiency scraped off from inner wall of kettle.
Preferably, the arcuate shape for being shaped as fitting in autoclave body bottom of the agitating paddle.
By using above-mentioned technical proposal, during crystallization, the situation that crystallization is bonded at autoclave body bottom is also had, fitting
The crystallization for being bonded at autoclave body bottom can be scraped in the agitating paddle of autoclave body bottom scattered, facilitate the discharge of later crystallization, improve production effect
Rate.
Preferably, manhole is offered on the kettle, the manhole is blocked by capping.
By using above-mentioned technical proposal, can not be arranged due to can still have the crystallization being bonded inside kettle inside kettle
Situation about going out, set manhole to facilitate operating personnel to be cleared up inside manhole kettle, to reduce crystallization superfluous in kettle, carry
The space efficiency utilization of high reactor.
Preferably, the kettle is vertically provided with ladder at manhole.
By using above-mentioned technical proposal, ladder facilitates operating personnel to enter from manhole in kettle, facilitates the cleaning of kettle
Operation.
In summary, the utility model has the advantages that：Reactant is put into kettle from charging aperture and carried out instead
Should, motor driven agitating shaft rotation, the agitating paddle being fixed on agitating shaft is stirred to reactant so that the reaction of reactant
More fully, reciprocating screw rod slides over to slidably reciprocate on bidirectional reciprocating screw thread, and scraping ring is also with moving back under on reciprocating screw rod sliding sleeve
It is dynamic, while scraping ring scrapes the crystallization for being bonded at inner wall of kettle, reduces during crystallization, the crystallization of precipitation some be bonded at
On the inwall of kettle so that the crystallization being bonded on inner wall of kettle is difficult to situation about being discharged from discharging opening, improves production efficiency；
Ball reduces the frictional force between gag lever post and scraping ring, makes slip of the scraping ring on gag lever post more smooth；Fit in kettle bottom
The agitating paddle in portion can scrape the crystallization for being bonded at autoclave body bottom scattered, improve production efficiency；Manhole facilitates operating personnel from manhole kettle
Internal portion is cleared up, and to reduce crystallization superfluous in kettle, improves the space efficiency utilization of reactor.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the schematic internal view of the present embodiment；
Fig. 3 is the structural representation of position-limiting drum in the present embodiment.
Reference：1st, kettle；2nd, charging aperture；3rd, discharging opening；4th, motor；5th, agitating shaft；6th, agitating paddle；7th, scraping ring；8、
Gag lever post；9th, bidirectional reciprocating screw thread；10th, reciprocating screw rod sliding sleeve；11st, position-limiting drum；12nd, ball；13rd, manhole；14th, cover；15th, it is terraced
Son；16th, connecting rod.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
A kind of reactor of fully recovery crystallization, as Figure 1-3, including kettle 1, the side at the top of kettle 1 offer
Charging aperture 2, the side of the bottom of kettle 1 are provided with discharging opening 3, and the top of kettle 1 is provided with the motor 4 that output end is set down, motor 4
Output end pass through and be rotationally connected with the top of kettle 1, the output end of motor 4 is connected with agitating shaft 5, and agitating shaft 5 is located at kettle
In body 1, the bottom of agitating shaft 5 is fixedly connected with the agitating paddle 6 of arc, and agitating paddle 6 fits in the bottom of kettle 1, in 4 turns of motor
When dynamic, agitating paddle 6 is rotated close to the bottom of kettle 1 centered on agitating shaft 5, the reaction of reactant is more filled mixing reactant
While dividing, during crystallization, the situation that crystallization is bonded at the bottom of kettle 1 is also had, fits in the agitating paddle of the bottom of kettle 1
6 can scrape the crystallization for being bonded at the bottom of kettle 1 scattered, facilitate the discharge of later crystallization, improve production efficiency.
The bidirectional reciprocating screw thread 9 that forward and reverse screw thread closes completely is provided with agitating shaft 5, slides on to be connected with and matches somebody with somebody
The reciprocating screw rod sliding sleeve 10 of set, reciprocating screw rod sliding sleeve 10 are fixedly connected with the equally distributed connecting rod 16 of 3 annulars, connecting rod 16
The other end be fixedly connected with 7,3 connecting rods 16 of scraping ring of annular and make structure between reciprocating screw rod sliding sleeve 10 and scraping ring 7
It is more firm；The outside of scraping ring 7 fits in the inwall of kettle 1, and 3 vertically arranged position-limiting drums 11 are fixed with the inner side of scraping ring 7,
Position-limiting drum 11 is socketed with vertically arranged gag lever post 8, and the both ends of gag lever post 8 are fixedly connected on the upper and lower ends of the inwall of kettle 1, if
Putting 3 position-limiting drums 11 makes scraping ring 7 by the power from reciprocating screw rod sliding sleeve 10 and when propping up gag lever post 8, the power suffered by scraping ring 7
It can be evenly distributed on scraping ring 7, strengthen the stability between scraping ring 7 and sliding sleeve and gag lever post 8；And position-limiting drum 11 is embedded with rolling
Pearl 12, gag lever post 8 abut cooperation with ball 12, and ball 12 makes the frictional force between scraping ring 7 and gag lever post 8 smaller for coefficient of friction
Force of rolling friction, reduce the frictional force between gag lever post 8 and scraping ring 7, make slip of the scraping ring 7 on gag lever post 8 more smooth.
The top of kettle 1 offers manhole 13 in the offside of charging aperture 2, and manhole 13 is by being rotatablely connected the envelope of capping 14 thereon
It is stifled, ladder 15 is arranged with the position court that the side wall of kettle 1 is located at below manhole 13, it is viscous due to can still exist inside kettle 1
The situation that crystallization inside kettle 1 can not be discharged, manhole 13 is set to facilitate operating personnel to enter using ladder 15 from manhole 13
Enter and cleared up inside kettle 1, to reduce crystallization superfluous in kettle 1, improve the space efficiency utilization of reactor.
Specific operation process：Reactant is put into kettle 1 at charging aperture 2 and chemically reacted, motor 4 is opened, stirs
Mixing axle 5 drives agitating paddle 6 to be stirred reactant, makes that the mixability of reactant is higher, and reaction efficiency is higher；In reactant
Fully start in kettle 1 to separate out crystallization after reaction, at this moment motor 4 is still in operation.
For motor 4 when rotating, scraping ring 7 is connected to reciprocating screw rod sliding sleeve 10 and gag lever post 8 simultaneously so that scraping ring 7 is reciprocal
Moved up under the drive of screw mandrel sliding sleeve 10 along bidirectional reciprocating screw thread 9 in the side of agitating shaft 5, and the inwall of kettle 1 will be bonded at
Crystallization scrapes, and reduces during crystallization, precipitation crystallization some be bonded on the inwall of kettle 1 so that be bonded at kettle 1
Crystallization on inwall is difficult to situation about being discharged from discharging opening 3, and the agitating paddle 6 for fitting in the bottom of kettle 1 can will be bonded at kettle
The crystallization of the bottom of body 1 is scraped scattered, is facilitated the discharge of later crystallization, is improved production efficiency.
Claims (7)
1. a kind of reactor of fully recovery crystallization, including kettle (1), the charging aperture (2) at the top of kettle (1) and positioned at kettle
The discharging opening (3) of body (1) bottom, it is characterized in that：Motor (4) is fixedly connected with the top of the kettle (1), the motor (4)
Output end is passed through and is rotationally connected with the top of kettle (1), and the motor (4) is connected with agitating shaft (5), agitating shaft (5) position
In kettle (1), agitating paddle (6) is fixedly connected with the agitating shaft (5), sliding sleeve is threaded with the agitating shaft (5),
The sliding sleeve is fixedly connected with the scraping ring (7) of annular, and the outer wall of the scraping ring (7) fits in the inwall of kettle (1), the kettle
(1) gag lever post (8) being vertically arranged is fixed with, the scraping ring (7) is socketed on gag lever post (8).
2. a kind of reactor of fully recovery crystallization according to claim 1, it is characterized in that：Set on the agitating shaft (5)
Bidirectional reciprocating screw thread (9) is equipped with, the sliding sleeve is reciprocating screw rod sliding sleeve (10), and the reciprocating screw rod sliding sleeve (10) is slidably connected to
On bidirectional reciprocating screw thread (9).
3. a kind of reactor of fully recovery crystallization according to claim 1, it is characterized in that：The number of the gag lever post (8)
Amount is at least 3, and annular is uniformly distributed in kettle (1).
4. a kind of reactor of fully recovery crystallization according to claim 1, it is characterized in that：It is fixed on the scraping ring (7)
Position-limiting drum (11) is connected with, the inwall of the position-limiting drum (11) is embedded with ball (12), and the gag lever post (8) is plugged in position-limiting drum
(11), and with ball (12) cooperation is abutted.
5. a kind of reactor of fully recovery crystallization according to claim 1, it is characterized in that：The shape of the agitating paddle (6)
Shape is the arcuate shape for fitting in kettle (1) bottom.
6. a kind of reactor of fully recovery crystallization according to claim 1, it is characterized in that：Opened up on the kettle (1)
There is manhole (13), the manhole (13) is blocked by covering (14).
7. a kind of reactor of fully recovery crystallization according to claim 6, it is characterized in that：The kettle (1) is from manhole
(13) place is vertically provided with ladder (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720285973.3U CN206701252U (en) | 2017-03-22 | 2017-03-22 | A kind of reactor of fully recovery crystallization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720285973.3U CN206701252U (en) | 2017-03-22 | 2017-03-22 | A kind of reactor of fully recovery crystallization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206701252U true CN206701252U (en) | 2017-12-05 |
Family
ID=60471054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720285973.3U Expired - Fee Related CN206701252U (en) | 2017-03-22 | 2017-03-22 | A kind of reactor of fully recovery crystallization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206701252U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109173301A (en) * | 2018-09-30 | 2019-01-11 | 温州家旺轻工机械有限公司 | One kind scraping wall vacuum concentration pot |
| CN110575806A (en) * | 2019-06-28 | 2019-12-17 | 范儒毅 | Fiber-grade polypropylene production equipment |
| CN111179783A (en) * | 2020-02-17 | 2020-05-19 | 东莞市新势力广告有限公司 | Advertisement board convenient to it is clean |
| CN111617512A (en) * | 2020-06-22 | 2020-09-04 | 河北鑫楠化工有限公司 | High-purity crystallization method and crystallization device |
| CN112553732A (en) * | 2020-11-30 | 2021-03-26 | 安徽颍上县富颍纺织有限公司 | High-strength and high-toughness cotton yarn |
| CN112619578A (en) * | 2020-11-30 | 2021-04-09 | 武汉市三维纵横机电设备有限公司 | Automatic temperature control's reation kettle |
| CN114669258A (en) * | 2022-03-25 | 2022-06-28 | 智享生物(苏州)有限公司 | A thick material reaction series production line for bio-pharmaceuticals |
| CN114733465A (en) * | 2022-04-20 | 2022-07-12 | 广东金正龙科技有限公司 | Reaction kettle for platinum purification |
| CN114733461A (en) * | 2022-04-06 | 2022-07-12 | 常州乔尔塑料有限公司 | Reaction kettle paddle type stirrer suitable for preparing amino molding plastic |
| CN115282620A (en) * | 2022-09-30 | 2022-11-04 | 江苏兴科制药设备制造有限公司 | Turnover type glass lining vacuum separation equipment |
| CN115591537A (en) * | 2022-10-26 | 2023-01-13 | 江苏芬纳环保科技有限公司（Cn） | Molecular sieve forming device and process |
| CN116408024A (en) * | 2023-03-20 | 2023-07-11 | 安徽博纳新材料科技有限公司 | Solvent-free polyester synthesis system and synthesis method thereof |
| CN117563543A (en) * | 2024-01-15 | 2024-02-20 | 扬州伟毅通用设备有限公司 | Circulation stirring formula chemical industry equipment reation kettle |
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2017
- 2017-03-22 CN CN201720285973.3U patent/CN206701252U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109173301A (en) * | 2018-09-30 | 2019-01-11 | 温州家旺轻工机械有限公司 | One kind scraping wall vacuum concentration pot |
| CN109173301B (en) * | 2018-09-30 | 2020-12-15 | 温州家旺轻工机械有限公司 | Wall scraping vacuum concentration tank |
| CN110575806A (en) * | 2019-06-28 | 2019-12-17 | 范儒毅 | Fiber-grade polypropylene production equipment |
| CN111179783A (en) * | 2020-02-17 | 2020-05-19 | 东莞市新势力广告有限公司 | Advertisement board convenient to it is clean |
| CN111617512A (en) * | 2020-06-22 | 2020-09-04 | 河北鑫楠化工有限公司 | High-purity crystallization method and crystallization device |
| CN111617512B (en) * | 2020-06-22 | 2022-02-25 | 河北鑫楠化工有限公司 | High-purity crystallization method and crystallization device |
| CN112553732A (en) * | 2020-11-30 | 2021-03-26 | 安徽颍上县富颍纺织有限公司 | High-strength and high-toughness cotton yarn |
| CN112619578A (en) * | 2020-11-30 | 2021-04-09 | 武汉市三维纵横机电设备有限公司 | Automatic temperature control's reation kettle |
| CN114669258A (en) * | 2022-03-25 | 2022-06-28 | 智享生物(苏州)有限公司 | A thick material reaction series production line for bio-pharmaceuticals |
| CN114733461A (en) * | 2022-04-06 | 2022-07-12 | 常州乔尔塑料有限公司 | Reaction kettle paddle type stirrer suitable for preparing amino molding plastic |
| CN114733465A (en) * | 2022-04-20 | 2022-07-12 | 广东金正龙科技有限公司 | Reaction kettle for platinum purification |
| CN115282620A (en) * | 2022-09-30 | 2022-11-04 | 江苏兴科制药设备制造有限公司 | Turnover type glass lining vacuum separation equipment |
| CN115282620B (en) * | 2022-09-30 | 2022-12-16 | 江苏兴科制药设备制造有限公司 | Turnover type glass lining vacuum separation equipment |
| CN115591537A (en) * | 2022-10-26 | 2023-01-13 | 江苏芬纳环保科技有限公司（Cn） | Molecular sieve forming device and process |
| CN115591537B (en) * | 2022-10-26 | 2023-08-25 | 江苏芬纳环保科技有限公司 | Molecular sieve forming device and process |
| CN116408024A (en) * | 2023-03-20 | 2023-07-11 | 安徽博纳新材料科技有限公司 | Solvent-free polyester synthesis system and synthesis method thereof |
| CN117563543A (en) * | 2024-01-15 | 2024-02-20 | 扬州伟毅通用设备有限公司 | Circulation stirring formula chemical industry equipment reation kettle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171205 |