CN113274960A - Reation kettle of quick emergency cooling is used in laboratory - Google Patents
Reation kettle of quick emergency cooling is used in laboratory Download PDFInfo
- Publication number
- CN113274960A CN113274960A CN202110564619.5A CN202110564619A CN113274960A CN 113274960 A CN113274960 A CN 113274960A CN 202110564619 A CN202110564619 A CN 202110564619A CN 113274960 A CN113274960 A CN 113274960A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- reaction kettle
- reaction
- kettle
- plate
- 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.)
- Withdrawn
Links
Images
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
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
-
- 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
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- 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
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00245—Avoiding undesirable reactions or side-effects
- B01J2219/00259—Preventing runaway of the chemical reaction
- B01J2219/00263—Preventing explosion of the chemical mixture
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a reaction kettle for rapid emergency cooling in a laboratory, which comprises: the reaction kettle comprises a main body, a reaction tube, a stirrer, a top cover and connecting blocks, wherein the two connecting blocks are symmetrically and fixedly connected to two sides of the inner wall of the mounting groove, and the stirrer is fixedly connected to the bottom of the top cover; the device comprises a kettle body, a conduction mechanism, a reaction chamber and a reaction chamber, wherein the conduction mechanism comprises a heat absorption plate, low-boiling-point evaporation liquid, a piston plate, an air bag and a partition plate; the cooling mechanism comprises a water diversion plate, cooling liquid, an installation shell, a spray head, a pressure valve and a connecting pipe, wherein the water diversion plate is fixedly connected to one side, away from the air bag, of the partition plate. The invention can cool the inner part of the reaction kettle in time when the reaction temperature is overhigh, thereby protecting the reaction kettle.
Description
Technical Field
The invention relates to the technical field of laboratory appliances, in particular to a reaction kettle for rapid emergency cooling in a laboratory.
Background
The broad understanding of the reaction vessel is that there is a physical or chemical reaction vessel, through the structural design and parameter configuration of the vessel, the heating, evaporation, cooling and low-speed mixing functions of the process requirements are realized, the reaction vessel is widely applied to petroleum, chemical engineering, rubber, pesticides, dyes, medicines, foods, and pressure vessels for completing the processes of vulcanization, nitration, hydrogenation, alkylation, polymerization, condensation, etc., such as reactors, reaction pots, decomposing pots, polymerization vessels, etc.; the material is generally carbon manganese steel, stainless steel, zirconium, nickel-based (Hastelloy, Monel, Inconel) alloy and other composite materials.
However, sometimes the proportion of the chemical substances reacted in the experiment is not accurately measured, which causes the violent chemical reaction and the generation of a large amount of heat during the reaction, and the reaction kettle cannot be cooled by itself, which causes the explosion and damage inside the reaction kettle, so that the reaction kettle cannot be used normally.
Disclosure of Invention
The invention aims to solve the defects that the reaction kettle is internally exploded and damaged due to severe chemical reaction and generation of a large amount of heat during reaction in the prior art, so that the reaction kettle cannot be used normally any more, and provides a reaction kettle for rapid emergency cooling in a laboratory.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a laboratory is with reation kettle of quick emergency cooling, reation kettle includes:
the reaction kettle comprises a main body, a reaction kettle body and a reaction kettle, wherein the reaction kettle body comprises a kettle body, reaction tubes, a stirrer, a top cover and connecting blocks, a mounting groove is formed in the kettle body, the two connecting blocks are symmetrically and fixedly connected to two sides of the inner wall of the mounting groove, the reaction tubes are fixedly connected between the two connecting blocks, the stirrer is fixedly connected to the bottom of the top cover and positioned in the reaction tubes, and the top cover is in threaded connection with the top of the kettle body;
the device comprises a conduction mechanism, a reaction kettle and a reaction kettle, wherein the conduction mechanism comprises a heat absorption plate, low-boiling-point evaporation liquid, a piston plate, an air bag and a partition plate, an installation cavity is formed in the side wall of the reaction kettle body, the installation cavity is annular, the heat absorption plate is annular and is fixedly installed on the side wall of the inner wall of the installation cavity, the low-boiling-point evaporation liquid is placed at the bottom of the installation cavity, the piston plate is annular and is hermetically, slidably and installed in the installation cavity, the air bag is fixedly installed on one side, away from the low-boiling-point evaporation liquid, of the piston plate, the air bag is fixedly installed on one side, away from the piston plate, of the air bag, and the partition plate is fixedly connected to one side, away from the piston plate, of the air bag;
cooling mechanism, cooling mechanism includes distributive plate, coolant liquid, installation shell, shower nozzle, pressure valve and connecting pipe, distributive plate fixed connection is in one side that the gasbag was kept away from to the baffle, and forms the air chamber between the baffle, the coolant liquid is filled between distributive plate and installation cavity roof, and is a plurality of installation shell ring-shaped distribution is at the internal portion lateral wall of cauldron, and at same horizontal plane with the air chamber, the pressure valve is installed at the installation shell inner wall, and communicates with the air chamber, one side of the cauldron body is kept away from to shower nozzle fixed connection at the installation shell, the connecting pipe is connected between coolant liquid and installation shell.
Preferably, the one-way air guide mechanism is composed of a first one-way air valve and a second one-way air valve, the first one-way air valve is fixedly connected to the top of the airbag and communicated with the air chamber, the first one-way valve enables air to be transferred into the air chamber from the airbag, the second one-way air valve is fixedly installed on the side wall of the top of the airbag and communicated with the outside, and the second one-way air valve enables air to be transferred into the airbag from the outside.
Preferably, the side wall of the kettle body is fixedly provided with a whistle which is fixedly connected with the outside of the second one-way air valve.
Preferably, reation kettle internally mounted has urgent outage mechanism, urgent outage mechanism includes power off switch, spring and drain pan, drain pan fixed connection is in installation shell bottom, spring one end fixed connection is in the drain pan diapire, and other end fixed connection is in the power off switch bottom, power off switch installs inside the drain pan.
Preferably, a water storage chamber is formed in the bottom of the reaction kettle, and the bottom of the mounting groove is communicated with the water storage chamber through a water outlet pipe.
Preferably, cauldron body side wall fixedly connected with inlet tube, the inlet tube flushes with the installation cavity roof, and communicates with the installation cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. when the reaction in the reaction tube generates a large amount of temperature, heat is absorbed by low-boiling-point evaporating liquid through the heat absorbing plate, the low-boiling-point evaporating liquid is evaporated to generate gas, the piston plate moves upwards due to the enlarged volume of the bottom to extrude the air bag, the gas in the air bag is completely extruded into the air chamber under the action of the first one-way air valve, when the pressure in the air chamber reaches a certain degree, the pressure valve is opened to spray the gas in the air chamber, the airflow with impact force drives the cooling liquid in the installation shell to be sprayed out from the spray head, and the cooling liquid sprayed in multiple directions cools the reaction tube, so that the reaction temperature in the reaction tube is reduced, the reactant explosion is avoided, and the reaction kettle is protected;
2. when a large amount of heat is taken away by the cooling liquid, the low-boiling-point evaporation liquid is liquefied again, the piston plate moves downwards, the air bag expands again, the second one-way valve sucks gas from the outside, and the moved gas acts on the whistle to make the whistle sound, so that the experimenter is reminded of the condition that the reaction temperature in the reaction kettle is too high, the experimenter can prevent the reaction which is carried out continuously, and the danger of reaction explosion is avoided;
3. when the pressure valve will install the inside coolant liquid of shell and all spout, because the elastic action of spring, the power-off switch shifts up, uses the electric power connection of agitator, makes agitator stop work, avoids aggravating the further going on of reaction, has played the guard action to reation kettle.
Drawings
FIG. 1 is a schematic front structural view of a rapid emergency cooling reaction kettle for a laboratory according to the present invention;
FIG. 2 is a schematic diagram of a top view structure of a reaction kettle for rapid emergency cooling in a laboratory according to the present invention;
fig. 3 is a partially enlarged view of a in fig. 1.
In the figure: the reaction kettle comprises a kettle body 1, a reaction tube 2, a stirrer 3, a top cover 4, a connecting block 5, a heat absorbing plate 6, a low boiling point evaporating liquid 7, a piston plate 8, an air bag 9, a partition plate 10, a water dividing plate 11, a cooling liquid 12, an installation shell 13, a spray head 14, a pressure valve 15, a connecting tube 16, a first one-way air valve 17, a second one-way air valve 18, a whistle 19, a power-off switch 20, a spring 21, a bottom shell 22, a water storage chamber 23 and a water inlet tube 24.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The terms "upper", "lower", "left", "right", "middle" and "one" used in the present invention are for clarity of description, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the modifications may be regarded as the scope of the present invention without substantial technical change.
Referring to fig. 1-3, a laboratory is with reation kettle of quick emergency cooling includes:
the reaction kettle comprises a kettle body 1, reaction tubes 2, stirrers 3, a top cover 4 and connecting blocks 5, wherein a mounting groove is formed in the kettle body 1, the two connecting blocks 5 are symmetrically and fixedly connected to two sides of the inner wall of the mounting groove, the reaction tubes 2 are fixedly connected between the two connecting blocks 5, the stirrers 3 are fixedly connected to the bottom of the top cover 4 and located in the reaction tubes 2, and the top cover 4 is in threaded connection with the top of the kettle body 1;
the device comprises a conduction mechanism, a reaction kettle and a baffle plate, wherein the conduction mechanism comprises a heat absorbing plate 6, low-boiling-point evaporated liquid 7, a piston plate 8, an air bag 9 and the baffle plate 10, an installation cavity is formed in the side wall of the kettle body 1, the installation cavity is annular, the heat absorbing plate 6 is annular and is fixedly installed on the side wall of the inner wall of the installation cavity, the low-boiling-point evaporated liquid 7 is placed at the bottom of the installation cavity, the piston plate 8 is annular and is hermetically, hermetically and slidably installed in the installation cavity, the air bag 9 is fixedly installed on one side, far away from the low-boiling-point evaporated liquid 7, of the piston plate 8, the air bag 9 is fixedly installed with a one-way air guide mechanism, and the baffle plate 10 is fixedly connected to one side, far away from the piston plate 8, of the air bag 9;
cooling mechanism, cooling mechanism includes division board 11, coolant liquid 12, installation shell 13, shower nozzle 14, pressure valve 15 and connecting pipe 16, division board 11 fixed connection is in the one side that gasbag 9 was kept away from to baffle 10, and form the air chamber between the baffle 10, coolant liquid 12 is filled between division board 11 and installation cavity roof, a plurality of installation shell 13 annular distribution are at the inside lateral wall of cauldron body 1, and with the air chamber at same horizontal plane, pressure valve 15 is installed at installation shell 13 inner wall, and communicate with the air chamber, shower nozzle 14 fixed connection is in the installation shell 13 one side of keeping away from cauldron body 1, connecting pipe 16 is connected between coolant liquid 12 and installation shell 13.
In the embodiment applying the above technical scheme, when a large amount of temperature is generated in the reaction inside the reaction tube 2, heat is absorbed by the low-boiling-point evaporating liquid 7 through the heat absorbing plate 6, the low-boiling-point evaporating liquid 7 evaporates to generate gas, the piston plate 8 moves upwards due to the enlarged bottom and extrudes the airbag 9, the gas in the airbag 9 is completely extruded into the gas chamber under the action of the one-way gas guide mechanism, when the pressure in the gas chamber reaches a certain degree, the pressure valve 15 is opened to eject the gas in the gas chamber, the gas flow with impact force drives the cooling liquid 12 inside the mounting shell 13 to be ejected from the nozzle 14, and the cooling liquid 12 sprayed in multiple directions cools the reaction tube 2, so that the reaction temperature inside the reaction tube 2 is reduced, reactant explosion is avoided, and the reaction kettle is protected.
In the preferred technical scheme of the embodiment, the one-way gas guide mechanism comprises a first one-way gas valve 17 and a second one-way gas valve 18, the first one-way gas valve 17 is fixedly connected to the top of the airbag 9 and communicated with the gas chamber, the first one-way valve enables gas to be transferred into the gas chamber from the airbag 9 only, the second one-way gas valve 18 is fixedly installed on the side wall of the top of the airbag 9 and communicated with the outside, and the second one-way gas valve 18 enables gas to be transferred into the airbag 9 from the outside only;
the side wall of the kettle body 1 is fixedly provided with a whistle 19, the whistle 19 is fixedly connected to the outside of the second one-way air valve 18, when a large amount of heat is taken away by the cooling liquid 12, the low-boiling-point evaporation liquid 7 is liquefied again, the piston plate 8 moves downwards, the air bag 9 expands again, the second one-way air valve 18 sucks air from the outside, and the moved air acts on the whistle 19, so that the whistle 19 makes a sound to remind an experimenter of the condition that the reaction temperature in the reaction kettle is too high, the experimenter can prevent the reaction which is continued, and the danger of reaction explosion is avoided;
an emergency power-off mechanism is arranged in the reaction kettle and comprises a power-off switch 20, a spring 21 and a bottom shell 22, the bottom shell 22 is fixedly connected to the bottom of the installation shell 13, one end of the spring 21 is fixedly connected to the bottom wall of the bottom shell 22, the other end of the spring 21 is fixedly connected to the bottom of the power-off switch 20, the power-off switch 20 is arranged in the bottom shell 22, when the pressure valve 15 completely sprays the cooling liquid 12 in the installation shell 13, due to the elastic effect of the spring 21, the power-off switch 20 moves upwards and acts on the electric power connection of the stirrer 3, so that the stirrer 3 stops working, the further progress of aggravation reaction is avoided, and the protection effect is achieved on the reaction kettle;
the bottom of the reaction kettle is provided with a water storage chamber 23, and the bottom of the mounting groove is communicated with the water storage chamber 23 through a water outlet pipe and is used for discharging the cooling liquid 12 after cooling;
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The utility model provides a reation kettle with quick emergency cooling in laboratory which characterized in that, reation kettle includes:
the reaction kettle comprises a main body, wherein the reaction kettle main body comprises a kettle body (1), reaction tubes (2), a stirrer (3), a top cover (4) and connecting blocks (5), a mounting groove is formed in the kettle body (1), the two connecting blocks (5) are symmetrically and fixedly connected to two sides of the inner wall of the mounting groove, the reaction tubes (2) are fixedly connected between the two connecting blocks (5), the stirrer (3) is fixedly connected to the bottom of the top cover (4) and is positioned in the reaction tubes (2), and the top cover (4) is in threaded connection with the top of the kettle body (1);
the device comprises a conduction mechanism, wherein the conduction mechanism comprises a heat absorbing plate (6), low-boiling-point evaporating liquid (7), a piston plate (8), an air bag (9) and a partition plate (10), an installation cavity is formed in the side wall of the kettle body (1), the installation cavity is annular, the heat absorbing plate (6) is annular and is fixedly installed on the side wall of the inner wall of the installation cavity, the low-boiling-point evaporating liquid (7) is placed at the bottom of the installation cavity, the piston plate (8) is annular and is hermetically, hermetically and slidably installed in the installation cavity, the air bag (9) is fixedly installed on one side, away from the low-boiling-point evaporating liquid (7), of the piston plate (8), a one-way air guide mechanism is fixedly installed on the air bag (9), and the partition plate (10) is fixedly connected to one side, away from the piston plate (8), of the air bag (9);
cooling mechanism, cooling mechanism includes distributive plate (11), coolant liquid (12), installation shell (13), shower nozzle (14), pressure valve (15) and connecting pipe (16), distributive plate (11) fixed connection is in one side of keeping away from gasbag (9) in baffle (10), and forms the air chamber between baffle (10), coolant liquid (12) are filled between distributive plate (11) and installation cavity roof, and are a plurality of installation shell (13) ring-shaped distribution is at the inside lateral wall of cauldron body (1), and at same horizontal plane with the air chamber, pressure valve (15) are installed at installation shell (13) inner wall, and communicate with the air chamber, one side of cauldron body (1) is kept away from in installation shell (13) shower nozzle (14) fixed connection, connecting pipe (16) are connected between coolant liquid (12) and installation shell (13).
2. The laboratory rapid emergency cooling reaction kettle according to claim 1, wherein the one-way air guide mechanism consists of a first one-way air valve (17) and a second one-way air valve (18), the first one-way air valve (17) is fixedly connected to the top of the air bag (9) and is communicated with the air chamber, the first one-way air valve enables air to be transferred into the air chamber only from the air bag (9), the second one-way air valve (18) is fixedly installed on the side wall of the top of the air bag (9) and is communicated with the outside, and the second one-way air valve (18) enables air to be transferred into the air bag (9) only from the outside.
3. The reaction kettle for laboratory rapid emergency cooling according to claim 1, wherein a whistle (19) is fixedly installed on the side wall of the kettle body (1), and the whistle (19) is fixedly connected to the outside of the second one-way air valve (18).
4. The reaction kettle for laboratory rapid emergency cooling according to claim 1, wherein an emergency power-off mechanism is installed inside the reaction kettle, the emergency power-off mechanism comprises a power-off switch (20), a spring (21) and a bottom shell (22), the bottom shell (22) is fixedly connected to the bottom of the installation shell (13), one end of the spring (21) is fixedly connected to the bottom wall of the bottom shell (22), the other end of the spring is fixedly connected to the bottom of the power-off switch (20), and the power-off switch (20) is installed inside the bottom shell (22).
5. The reaction kettle for the laboratory rapid emergency cooling according to claim 1, wherein a water storage chamber (23) is formed at the bottom of the reaction kettle, and the bottom of the installation groove is communicated with the water storage chamber (23) through a water outlet pipe.
6. The reaction kettle for laboratory rapid emergency cooling according to claim 1, wherein a water inlet pipe (24) is fixedly connected to a side wall of the kettle body (1), and the water inlet pipe (24) is flush with a top wall of the installation cavity and is communicated with the installation cavity.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110564619.5A CN113274960A (en) | 2021-05-24 | 2021-05-24 | Reation kettle of quick emergency cooling is used in laboratory |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110564619.5A CN113274960A (en) | 2021-05-24 | 2021-05-24 | Reation kettle of quick emergency cooling is used in laboratory |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113274960A true CN113274960A (en) | 2021-08-20 |
Family
ID=77281055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110564619.5A Withdrawn CN113274960A (en) | 2021-05-24 | 2021-05-24 | Reation kettle of quick emergency cooling is used in laboratory |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN113274960A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112742333A (en) * | 2021-02-05 | 2021-05-04 | 内蒙古世杰化工有限公司 | Etherification device is used in flumioxazin production |
CN114811403A (en) * | 2022-05-30 | 2022-07-29 | 浙江东成印业有限公司 | High fuel aerosol canister of security |
CN115138319A (en) * | 2022-07-30 | 2022-10-04 | 科控环保材料(韶关)有限公司 | Reaction kettle capable of achieving quantitative proportioning and used for polyurethane resin production |
-
2021
- 2021-05-24 CN CN202110564619.5A patent/CN113274960A/en not_active Withdrawn
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112742333A (en) * | 2021-02-05 | 2021-05-04 | 内蒙古世杰化工有限公司 | Etherification device is used in flumioxazin production |
CN114811403A (en) * | 2022-05-30 | 2022-07-29 | 浙江东成印业有限公司 | High fuel aerosol canister of security |
CN114811403B (en) * | 2022-05-30 | 2023-07-28 | 浙江东成印业有限公司 | Fuel aerosol canister that security is high |
CN115138319A (en) * | 2022-07-30 | 2022-10-04 | 科控环保材料(韶关)有限公司 | Reaction kettle capable of achieving quantitative proportioning and used for polyurethane resin production |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN113274960A (en) | Reation kettle of quick emergency cooling is used in laboratory | |
CN207071406U (en) | A kind of energy saving and environment friendly reactor for hydrogenation reduction | |
CN207694288U (en) | A kind of methyl ethyl carbonate rectifying column | |
CN216879394U (en) | Circulating hydrogenation reactor | |
CN111203171A (en) | Novel self-pressure forced circulation type reactor for gas-liquid phase reaction | |
CN214716459U (en) | Protection device of high-pressure reaction kettle for organic synthesis | |
CN206954471U (en) | Chemical air storing type underwater lifesaving equipment | |
CN211552182U (en) | L-carnitine production is with methyl alcohol storage tank automatic spray heat sink | |
US3323873A (en) | Apparatus for generation of gas | |
CN205517745U (en) | A energy -concerving and environment -protective type acylation reaction device for preparing benzophenone class compound | |
CN221061784U (en) | Distillation concentration equipment convenient to ejection of compact | |
CN213966508U (en) | Rapid cooling system of neutralization kettle | |
CN218516688U (en) | Methane chloride purification device | |
CN214066315U (en) | Chemical industry reaction testing arrangement | |
CN206444581U (en) | A kind of methyl alcohol synthetic reactor | |
CN219912662U (en) | Hydrogen charging and discharging circulating device based on spray cooling | |
CN109847659A (en) | A kind of guide cylinder type vinyl ethers product reactor | |
CN112427002B (en) | Tower-type superfine contact reaction device for biodiesel | |
CN215428906U (en) | Fluid distributor for olefin polymerization reaction | |
CN112044240B (en) | Methyl bromide purifier | |
CN114247315B (en) | Dissolved air tank for water heater and water heater with bubble water | |
CN210544233U (en) | Absorption tower device with quencher | |
CN214486887U (en) | Vinyl chloride polymerization kettle | |
CN217989250U (en) | Hydrogenation reaction device and hydrogenation system | |
CN213192565U (en) | Rectifying tower for trifluoroacetyl chloride production |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210820 |
|
WW01 | Invention patent application withdrawn after publication |