CN109136086A - A kind of device of enzyme process levulic acid esters - Google Patents
A kind of device of enzyme process levulic acid esters Download PDFInfo
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- CN109136086A CN109136086A CN201811118166.8A CN201811118166A CN109136086A CN 109136086 A CN109136086 A CN 109136086A CN 201811118166 A CN201811118166 A CN 201811118166A CN 109136086 A CN109136086 A CN 109136086A
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- reactor tank
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- levulic acid
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/18—Apparatus specially designed for the use of free, immobilized or carrier-bound enzymes
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/22—Transparent or translucent parts
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/16—Vibrating; Shaking; Tilting
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
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Abstract
The invention discloses a kind of devices of enzyme process levulic acid esters, including reactor tank, motor and agitating shaft, the reaction pot bottom is provided with discharge nozzle, feed pipe is provided at the top of the reactor tank, the motor is installed at the reactor tank top center, the motor is connect with the agitating shaft by shaft coupling: the present invention is by setting the water bath of spiral water-bath copper pipe in installing additional on the outside of the reactor tank, quickly reactor tank can be heated by spiral water-bath copper pipe, improve the heating efficiency of reactor tank, and rely on its high-heat conductive efficency, improve the convenient degree controlled reaction temperature；Reflection by the reflecting mirror to reactor tank internal-response state can observe reactor tank inside by Sealed Observation Window, and the convenient degree of reaction observation is improved；By two groups of ultrasound dispersers in reaction pot bottom installation, cooperate agitating shaft, rapid dispersion mixing can be carried out to reactant, further increase the reaction efficiency of levulic acid esters.
Description
Technical field
The present invention relates to chemical equipment technical fields, and in particular to a kind of device of enzyme process levulic acid esters.
Background technique
Levulinate intramolecular includes carbonyl, ester group and α hydrogen, has fine reactivity, can be aoxidized, be restored,
The various reactions such as substitution, polymerization, addition, be it is a kind of the industries such as coating, fragrance, food and medicine have wide application prospect
Important Platform compound.
Currently, the production method of levulinate mainly has four approach: levulic acid is esterified method, furfuryl alcohol alcoholysis method, 5-
Chloromethyl furfural alcoholysis method and biomass alcohol solution.
Levulic acid esterification method reaction condition is mild, and yield is higher, but because raw material levulic acid is expensive, causes the method
Produce levulinate high expensive.Furfuryl alcohol alcoholysis method is that furfuryl alcohol is obtained by furfural hydrogenation, and then furfuryl alcohol alcoholysis obtains levulinic
Acetoacetic ester, this method multistep reaction are related to high-pressure hydrogenation, thus complex process, and equipment requirement is high, limits the development in this path.
The participation that concentrated hydrochloric acid is needed in the preparation process of the raw material 5- chloromethyl furfural of 5- chloromethyl furfural alcoholysis method corrodes equipment tight
Weight, meanwhile, halogen needs to remove in generating product levulinate, increases material consumption and environmental pressure, this all hinders this
The large-scale application in path.Biomass alcohol solution, i.e., enzyme reaction method, raw material sources are extensive, simple process, are current production second
Acyl propionic ester is compared with the path with development prospect.
Applicants have discovered that at least there is following technical problem in the prior art: existing Enzymatic levulinate
When, in order to guarantee the activity of biological enzyme, need to raw material carry out heating water bath, existing reaction kettle heating water bath can only pass through by
Reaction chamber is placed in water-bath, by the thermostatic control to water-bath, carries out catalytic reaction, since the usual volume of reaction chamber is larger, water
Bath is difficult to ensure the thermally equivalent of reaction chamber, and during the reaction, only can be by the observation that is set at the top of reaction unit
The observation that mirror is reacted, it is inconvenient for use.
Summary of the invention
The object of the invention is that a kind of device of enzyme process levulic acid esters is provided to solve the above-mentioned problems,
With solve in the prior art existing Enzymatic levulinate when, in order to guarantee the activity of biological enzyme, need to raw material into
Row heating water bath, existing reaction kettle heating water bath can only pass through the constant temperature control to water-bath by the way that reaction chamber to be placed in water-bath
System carries out catalytic reaction, and since the usual volume of reaction chamber is larger, water-bath is difficult to ensure the thermally equivalent of reaction chamber, and is reacting
In the process, the observation that can be only reacted by being set to the peephole at the top of reaction unit, the technical problems such as inconvenient for use.
In many technical solutions provided by the invention preferred technical solution include can by the outside of reactor tank install additional spiral water-bath
The water bath of heating improves the thermal efficiency of reactor tank, and by the reactiveness in reflective observing tank, improves reaction
Observe the technical effects such as convenient degree, elaboration as detailed below.
To achieve the above object, the present invention provides following technical schemes:
A kind of device of enzyme process levulic acid esters provided by the invention, including reactor tank, motor and agitating shaft, institute
It states reaction pot bottom and is provided with discharge nozzle, be provided with feed pipe at the top of the reactor tank, the motor is installed on the reaction
At the center of tank top, the motor is connect with the agitating shaft by shaft coupling, is provided with water bath on the outside of the reactor tank,
The water bath is fitted close with the tank wall that reacts, and the spiral shell for being close to the reaction tank wall is equipped with inside the water bath
Water-bath copper pipe is revolved, the spiral water-bath copper pipe is spirally wound on the reaction tank wall, the reactor tank inside bottom installation
There are two groups of ultrasound dispersers；
The spiral water-bath copper pipe upper end is provided with the water inlet interface pipe for extending the water bath, the spiral water-bath copper
The water outlet mouthpiece pipe for extending the water bath is provided with below pipe；
It is equipped at the top of the reactor tank of the motor side through shape inside reactor tank described in light reflective observing
Sealing cooperates at the top of the observation device of state, the observation device and the reactor tank；
The agitating shaft includes axis body, butterfly axis and promotes vane, and the butterfly axis work is provided with two groups, and described in two groups
Spacing of the butterfly axis on the axis body is the 1/3 of the axis body length, and the promotion vane is located at the axis body lower end.
Using a kind of above-mentioned device of enzyme process levulic acid esters, the Inlet and outlet water interface end of the spiral water-bath copper pipe connects
External water-bath heating equipment is connect, by flowing of the water water for shower inside the spiral water-bath copper pipe, institute can be conducted heat to
State reaction tank wall, and then the reactor tank preheated, to the reactor tank inside install reaction mass additional, then open institute
Ultrasonic disperser and the motor are stated, cooperates the butterfly axis and the promotion to revolve by the ultrasonic expanding to reaction mass
The cooperation of leaf can quickly mix material, to increase the contacting efficiency of biological enzyme and reaction mass, and then improve reaction
Efficiency in reaction process, can observe the reflecting mirror by the Sealed Observation Window, to see to reactiveness
Record is examined, after the reaction was completed, material is discharged through the outlet pipe.
Preferably, being equipped with motor cabinet below the motor, the motor cabinet bottom is reacted by bolt with described
Tank top secure fit.
Preferably, the ultrasound disperser includes ultrasonic vibration installation and protecting crust, the protecting crust and described anti-
Top tank structure sealing cooperation is answered, the ultrasonic vibration installation is located inside the protecting crust.
Preferably, the protecting crust is arc angle transition with the top tank structure joint of reacting.
Preferably, the observation device is made of inspection section, reflecting mirror and Sealed Observation Window, the inspection section with it is described
It is fitted close at the top of reactor tank, the reflecting mirror is used to observe reactor tank inside after cooperating with the Sealed Observation Window.
Preferably, the observation lens barrel bottom is equipped with the connecting flange that sealing cooperates the reactor tank.
Preferably, the Sealed Observation Window gluing sealing is fixed by armorplate glass.
Preferably, the reflecting mirror is adhesively fixed on the corner inside observation lens barrel.
Preferably, the joint of the spiral water-bath copper pipe and the reactor tank is coated with uniform heat-conducting silicone grease.
Beneficial effect is: 1, the water-bath of the invention by setting spiral water-bath copper pipe in installing additional on the outside of the reactor tank
Case can quickly heat reactor tank by spiral water-bath copper pipe, improve the heating efficiency of reactor tank, and lead by its height
The thermal efficiency improves the convenient degree controlled reaction temperature；
2, the reflection by the reflecting mirror to reactor tank internal-response state, can be by Sealed Observation Window in reactor tank
Portion is observed, and the convenient degree of reaction observation is improved；
3, by two groups of ultrasound dispersers in reaction pot bottom installation, cooperate agitating shaft, reactant can be carried out fast
Fast dispersion mixing further increases the reaction efficiency of levulic acid esters.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is schematic diagram of internal structure of the invention；
Fig. 2 is the structural schematic diagram of agitating shaft of the present invention；
Fig. 3 is the structural schematic diagram of ultrasonic disperser of the invention；
Fig. 4 is the structural schematic diagram of spiral water-bath copper pipe of the present invention；
Fig. 5 is the schematic diagram of internal structure of present invention observation device.
The reference numerals are as follows:
1, reactor tank；101, discharge nozzle；2, water bath；3, spiral water-bath copper pipe；301, water inlet interface pipe；302, water outlet connects
Mouth pipe；4, agitating shaft；401, axis body；402, butterfly axis；403, vane is promoted；5, motor；501, motor cabinet；6, observation dress
It sets；601, lens barrel is observed；602, reflecting mirror；603, Sealed Observation Window；604, connecting flange；7, ultrasonic disperser；701, surpass
Acoustic vibration device；702, protecting crust.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, technical solution of the present invention will be carried out below
Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work
Other embodiment belongs to the range that the present invention is protected.
Referring to shown in Fig. 1-Fig. 5, the present invention provides a kind of device of enzyme process levulic acid esters, including reactor tank 1,
Motor 5 and agitating shaft 4,1 bottom of reactor tank are provided with discharge nozzle 101, and feed pipe is provided at the top of reactor tank 1, and motor 5 is pacified
At 1 top center of reactor tank, motor 5 is connect with agitating shaft 4 by shaft coupling, is provided with water bath on the outside of reactor tank 1
2, water bath 2 and 1 outer wall of reactor tank are fitted close, and the spiral water-bath copper pipe for being close to 1 outer wall of reactor tank is equipped with inside water bath 2
3, spiral water-bath copper pipe 3 is spirally wound on 1 outer wall of reactor tank, and 1 inside bottom of reactor tank is equipped with two groups of ultrasound dispersers
7, ultrasonic disperser 7 is by not, by ultrasonic vibration, improving the mixing efficiency of material to material transmitting ultrasound；
3 upper end of spiral water-bath copper pipe is provided with the water inlet interface pipe 301 for extending water bath 2,3 lower section of spiral water-bath copper pipe
It is provided with the water outlet mouthpiece pipe 302 for extending water bath 2；
It is equipped at the top of the reactor tank 1 of 5 side of motor and is filled by the observation of 1 internal state of light reflective observing reactor tank
6 are set, seals and cooperates at the top of observation device 6 and reactor tank 1；
Agitating shaft 4 includes axis body 401, butterfly axis 402 and promotes vane 403, and 402 work of butterfly axis is provided with two groups, and two
Spacing of the group butterfly axis 402 on axis body 401 is the 1/3 of 401 length of axis body, promotes vane 403 and is located at 401 lower end of axis body,
It in 401 rotary course of axis body, promotes vane 403 and is lifted up material, increase moving range of the material inside reactor tank 1,
In lifting process, by two groups of butterfly paddles, dispersion stirring can be carried out to the material of promotion, improve the reaction efficiency of material.
As optional embodiment, motor cabinet 501 is installed below motor 5,501 bottom of motor cabinet by bolt with
1 top secure fit of reactor tank so set, can be convenient for the installation of motor 5, and improves the stability that motor 5 is installed；
Ultrasonic disperser 7 includes ultrasonic vibration installation 701 and protecting crust 702, and protecting crust 702 and 1 inner wall of reactor tank are close
Envelope cooperation, ultrasonic vibration installation 701 is located inside protecting crust 702, so set, can be sealed to ultrasonic vibration installation 701；
Protecting crust 702 and 1 inner wall joint of reactor tank are arc angle transition, are being protected so set, material can be eliminated
Accumulation between 1 inner wall of shell 702 and reactor tank；
Observation device 6 is made of inspection section, reflecting mirror 602 and Sealed Observation Window 603, and inspection section and 1 top of reactor tank are tight
Close fit, reflecting mirror 602 and Sealed Observation Window 603 cooperate after for being observed inside reactor tank 1；
Observation 601 bottom of lens barrel is equipped with the connecting flange 604 of sealing complex reaction tank 1, so set, can be convenient for observation
The installation of lens barrel 601, and can be improved the installation tightness of observation lens barrel 601；
Sealed Observation Window 603, which glues sealing, to be determined by armorplate glass, so set, the knot of Sealed Observation Window 603 can be improved
Structure intensity；
Reflecting mirror 602 is adhesively fixed on the corner inside observation lens barrel 601；
The joint of spiral water-bath copper pipe 3 and reactor tank 1 is coated with uniform heat-conducting silicone grease, so set, can be convenient for spiral shell
Revolve the heat transmission between water-bath copper pipe 3 and reactor tank 1.
Using the above structure, the Inlet and outlet water interface end of spiral water-bath copper pipe 3 connects external water-bath heating equipment, passes through water-bath
With flowing of the water inside spiral water-bath copper pipe 3,1 outer wall of reactor tank can be conducted heat to, and then reactor tank 1 is carried out pre-
Heat, to reactor tank 1 inside install reaction mass additional, ultrasonic disperser 7 and motor 5 are then opened, by reaction mass
Ultrasonic expanding cooperation butterfly axis 402 and the cooperation for promoting vane 403, can quickly mix material, to increase biological enzyme
With the contacting efficiency of reaction mass, and then reaction efficiency is improved, it, can be to reflecting mirror by Sealed Observation Window 603 in reaction process
602 are observed, to observe and record to reactiveness, after the reaction was completed, material is discharged through outlet pipe；
It, can be fast by spiral water-bath copper pipe 3 by setting the water bath 2 of spiral water-bath copper pipe 3 in installing additional on the outside of reactor tank 1
Speed heats reactor tank 1, improves the heating efficiency of reactor tank 1, and rely on its high-heat conductive efficency, improves to reaction temperature
The convenient degree of control；
Reflection by reflecting mirror 602 to 1 internal-response state of reactor tank, can be by Sealed Observation Window 603 to reactor tank 1
Inside is observed, and the convenient degree of reaction observation is improved；
By the two groups of ultrasound dispersers 7 installed in 1 bottom of reactor tank, cooperate agitating shaft 4, reactant can be carried out fast
Fast dispersion mixing further increases the reaction efficiency of levulic acid esters.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (9)
1. a kind of device of enzyme process levulic acid esters, including reactor tank (1), motor (5) and agitating shaft (4), described anti-
It answers tank (1) bottom to be provided with discharge nozzle (101), feed pipe, motor (5) installation is provided at the top of the reactor tank (1)
At the reactor tank (1) top center, the motor (5) is connect with the agitating shaft (4) by shaft coupling, and feature exists
In: it is provided with water bath (2) on the outside of the reactor tank (1), the water bath (2) and the reactor tank (1) outer wall are fitted close,
The spiral water-bath copper pipe (3) for being close to reactor tank (1) outer wall, the spiral water-bath copper are installed inside the water bath (2)
Pipe (3) is spirally wound on the reactor tank (1) outer wall, and reactor tank (1) inside bottom is equipped with two groups of ultrasound diffusion dresses
Set (7)；
Spiral water-bath copper pipe (3) upper end is provided with the water inlet interface pipe (301) for extending the water bath (2), the spiral shell
The water outlet mouthpiece pipe (302) for extending the water bath (2) is provided with below rotation water-bath copper pipe (3)；
It is equipped at the top of the reactor tank (1) of motor (5) side by reactor tank described in light reflective observing (1)
The observation device (6) of portion's state, the observation device (6) and the sealing of the reactor tank (1) top cooperate；
The agitating shaft (4) includes axis body (401), butterfly axis (402) and promotes vane (403), and butterfly axis (402) work is set
Two groups are equipped with, and spacing of the butterfly axis (402) on the axis body (401) described in two groups is the 1/ of the axis body (401) length
3, the promotion vane (403) is located at the axis body (401) lower end.
2. a kind of device of enzyme process levulic acid esters according to claim 1, it is characterised in that: the motor (5)
Lower section is equipped with motor cabinet (501), and motor cabinet (501) bottom passes through secure fit at the top of bolt and the reactor tank (1).
3. a kind of device of enzyme process levulic acid esters according to claim 2, it is characterised in that: the ultrasound diffusion dress
Setting (7) includes ultrasonic vibration installation (701) and protecting crust (702), and the protecting crust (702) and the reactor tank (1) inner wall are close
Envelope cooperation, it is internal that the ultrasonic vibration installation (701) is located at the protecting crust (702).
4. a kind of device of enzyme process levulic acid esters according to claim 3, it is characterised in that: the protecting crust
It (702) is arc angle transition with the reactor tank (1) inner wall joint.
5. a kind of device of enzyme process levulic acid esters according to claim 4, it is characterised in that: the observation device
(6) it is made of inspection section, reflecting mirror (602) and Sealed Observation Window (603), it is tight at the top of the inspection section and the reactor tank (1)
Close fit, the reflecting mirror (602) are used for observe internal to reactor tank (1) after cooperating with the Sealed Observation Window (603).
6. a kind of device of enzyme process levulic acid esters according to claim 5, it is characterised in that: the observation lens barrel
(601) bottom is equipped with the connecting flange (604) that sealing cooperates the reactor tank (1).
7. a kind of device of enzyme process levulic acid esters according to claim 6, it is characterised in that: the Sealed Observation Window
(603) gluing sealing is fixed by armorplate glass.
8. a kind of device of enzyme process levulic acid esters according to claim 7, it is characterised in that: the reflecting mirror
(602) it is adhesively fixed on the internal corner of observation lens barrel (601).
9. a kind of device of enzyme process levulic acid esters according to claim 8, it is characterised in that: the spiral water-bath copper
The joint for managing (3) and the reactor tank (1) is coated with uniform heat-conducting silicone grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811118166.8A CN109136086A (en) | 2018-09-26 | 2018-09-26 | A kind of device of enzyme process levulic acid esters |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811118166.8A CN109136086A (en) | 2018-09-26 | 2018-09-26 | A kind of device of enzyme process levulic acid esters |
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| CN109136086A true CN109136086A (en) | 2019-01-04 |
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| CN201811118166.8A Pending CN109136086A (en) | 2018-09-26 | 2018-09-26 | A kind of device of enzyme process levulic acid esters |
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Application publication date: 20190104 |
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