CN109999698B - Stirring device for mixed medicament in detonating tool - Google Patents
Stirring device for mixed medicament in detonating tool Download PDFInfo
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- CN109999698B CN109999698B CN201910415632.7A CN201910415632A CN109999698B CN 109999698 B CN109999698 B CN 109999698B CN 201910415632 A CN201910415632 A CN 201910415632A CN 109999698 B CN109999698 B CN 109999698B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/05—Stirrers
- B01F27/11—Stirrers characterised by the configuration of the stirrers
- B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
- B01F27/1122—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades anchor-shaped
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/84—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers rotating at different speeds or in opposite directions about the same axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/91—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with propellers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/80—Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations
- B01F31/83—Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations comprising a supplementary stirring element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/22—Control or regulation
- B01F35/221—Control or regulation of operational parameters, e.g. level of material in the mixer, temperature or pressure
- B01F35/2215—Temperature
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/55—Baffles; Flow breakers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/92—Heating or cooling systems for heating the outside of the receptacle, e.g. heated jackets or burners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F2035/99—Heating
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention discloses a stirring device for mixing a medicament in an exploder, which comprises a stirring tank body; the top end of the stirring tank body is provided with a hydraulic motor in transmission connection with the stirring shaft; the stirring shaft is sequentially provided with a forward propeller blade, a reverse propeller blade and an anchor type blade from top to bottom; the top end of the stirring tank body is respectively provided with a dust removal port, a liquid material feeding port and a powder material feeding port; a thermometer mounting pipe is arranged at the top end of the stirring tank body; the outer wall of the stirring tank body is provided with a water interlayer; the outer wall of the water interlayer is provided with a heat insulation layer; the bottom of the stirring tank body is provided with a discharge pipe. The positive propeller blades have good discharge performance and low shearing force, are in a convection circulation state at low speed and in a turbulent dispersion state at high speed, so that the stirrer can reach a high flow field in transition flow and even turbulent flow, and the thrown powder can be instantly pressed into a liquid material. The reverse propeller blade in the middle layer fully mixes the added powder. The lower layer is an anchor type blade to prevent powder from precipitating.
Description
Technical Field
The invention belongs to the technical field of stirring equipment, and particularly relates to a stirring device for mixing a medicament in an exploder.
Background
In the prior art, the primary explosive refers to sensitive explosive which burns under the action of weak external excitation energy and can be quickly converted into detonation. It has high sensitivity and short detonation growth period, and is used for detonating high explosive, so that it is also called primary explosive. Can be divided into single-substance initiating explosive, mixed initiating explosive and double-salt initiating explosive; it can be divided into acupuncture, primer, friction and conductive drugs according to the excitation mode. For charging various initiating devices and as the initiating charge for the explosive device.
Most of the initiating explosive in the existing initiating tool is prepared by mutually stirring and mixing TNT and hexogen, and a stirring tank used for stirring has strict requirements on materials. TNT is known as trinitrotoluene, is commonly called explosive, is a colorless needle crystal in a pure product, is yellow powder or fish scale-shaped in an industrial product, is insoluble in water, and can be used for underwater blasting. Because of its high power, it is often used as secondary primary explosive. After explosion, negative oxygen balance is formed, and toxic gas is generated. The detonator has stable property and is not easy to explode, and can not be detonated even if the detonator is directly struck by a quilt, so that the detonator is required to detonate. The cyclotrimethyltrinitroamine is colorless crystal, insoluble in water and slightly soluble in ether and ethanol. The chemical property is stable, and the explosive is a strong explosive with extremely strong explosive force, which is 1.5 times stronger than TNT, and can be caused by combustion and explosion when meeting open fire, high temperature, vibration, impact and friction.
The two raw materials are mixed and stirred in the stirring tank, the stirring tank with the traditional structure is influenced, the stirring process is long in time consumption, and the stirring effect is not ideal. In addition, in order to improve the safety, external equipment such as static electricity removal, fire prevention and the like is additionally arranged to improve the stability and the safety of stirring and mixing, and the material of the tank body is difficult to change greatly. The safety accident of explosion of the mixing device occurred in the last years, causing 6 deaths, so that the improvement of the structure and material of the mixing tank is urgent.
Disclosure of Invention
The invention aims to solve the technical problems of unsatisfactory stirring effect and poor safety in the prior art, and provides a stirring device for mixing medicaments in an initiator so as to overcome the defects in the prior art.
In order to achieve the purpose, the stirring device for mixing the medicament in the detonator comprises a stirring tank body; the top end and the bottom end of the stirring tank body are of reverse outward-expanding arc structures;
the top end of the stirring tank body is provided with a hydraulic motor, and the hydraulic motor is in transmission connection with a stirring shaft in the stirring tank body through a speed reducer; the stirring shaft is sequentially provided with a forward propeller blade, a reverse propeller blade and an anchor type blade from top to bottom, and the forward propeller blade, the reverse propeller blade and the anchor type blade are respectively arranged at the upper part, the middle part and the lower part in the stirring tank body;
the top end of the stirring tank body is respectively provided with a dust removal port, a liquid material feeding port and a powder material feeding port which are communicated with the interior of the stirring tank body; a thermometer mounting pipe is arranged at the top end of the stirring tank body; the bottom end of the thermometer mounting pipe corresponds to the bottom in the stirring tank body, and the top end of the thermometer mounting pipe is exposed out of the top end of the stirring tank body;
the outer wall of the stirring tank body is provided with a water interlayer; the bottom of the water interlayer is provided with a hot water inlet pipe, and the top of the water interlayer is provided with a hot water outlet pipe and a PLC temperature controller; the outer wall of the water interlayer is provided with a heat insulation layer;
the bottom of the stirring tank body is provided with a discharge pipe with a pneumatic discharge valve.
In order to facilitate the disassembly and maintenance, the arc structure at the top end of the stirring tank body is connected with the stirring tank body in a mutually sealed opening and closing manner through a fastening ring.
In order to improve the stirring effect, a plurality of longitudinally arranged flow breaking plates are uniformly arranged on the side wall in the stirring tank body; one side of the flow breaking plate is fixedly connected with the side wall in the stirring tank body in an interval manner through a connecting rod.
Further, an anti-static coating is arranged on the surface of the inner wall of the stirring tank body so as to avoid static electricity and friction fire;
furthermore, the surfaces of the parts which are in contact with the mixed medicament are all provided with antistatic coatings.
The anti-static coating is obtained by spraying anti-static paint;
the antistatic coating is prepared by the following process:
dissolving acrylic resin and polyarylsulfone in dimethyl sulfoxide, stirring at normal temperature for 30min, adding dimethyl silicone oil, and continuously stirring for 15min to obtain a main material; preferably, the mass ratio of the acrylic resin to the polyarylsulfone to the dimethyl sulfoxide to the dimethyl silicone oil is 2-3:1-2:10-15: 3-5;
uniformly mixing nano talcum powder, nano graphite and nano boron carbide to obtain a mixture, then adding the mixture into purified water with twice weight, uniformly stirring, adding hexamethylcyclotrisiloxane, heating to 60 ℃, and ultrasonically dispersing for 5min (with the frequency of 20 KHz) to obtain auxiliary materials; preferably, the mass ratio of the nano talcum powder to the nano graphite to the nano boron carbide to the hexamethylcyclotrisiloxane is 1:2:1: 10;
adding the auxiliary materials into the main material according to the mass ratio of 1:3-5, stirring at the rotation speed of 500rpm for 10min, mixing uniformly, sealing and packaging to obtain the product.
Compared with the prior art, the invention has the advantages that the following aspects are mainly included but not limited:
the stirring shaft is reasonable and novel in structural design, and the forward propeller blades, the reverse propeller blades and the anchor type blades which are sequentially arranged on the stirring shaft from top to bottom can fully stir mixed materials. The positive propeller blades have good discharge performance and low shearing force, are in a convection circulation state at low speed and in a turbulence dispersion state at high speed, and the larger blade inclination angle and the larger blade torsion degree can ensure that the stirrer can reach a higher flow field in transition flow and even turbulence, and can press the input powder into liquid materials instantly. The reverse propeller blade in the middle layer fully mixes the added powder. The lower layer is an anchor type blade to prevent powder from precipitating.
The coating in the prior art is not high-temperature resistant, has poor adhesive force and abrasion resistance, and is easy to generate static electricity and fire to cause potential safety hazards; based on the problems, the coating is improved, and the combination of acrylic resin, polyarylsulfone and dimethyl silicone oil is adopted, so that the friction force is effectively reduced while the coating resists high temperature, and the dimethyl silicone oil can form a graft structure in a complex system, so that the length of a molecular chain is increased, the acting force is increased, and after the coating is matched with the acrylic resin and the polyarylsulfone, a net structure is formed, so that the rigidity, the hardness and the corrosion resistance of the coating are improved;
according to the invention, the resistivity and the friction coefficient are fully considered, and the nano talcum powder, the nano graphite and the nano boron carbide are reasonably compatible and coupled with the hexamethylcyclotrisiloxane, so that the tissue compatibility is improved; after the nano talcum powder, the nano graphite and the nano boron carbide are compatible, the nano talcum powder, the nano graphite and the nano boron carbide are dispersed in the resin matrix to form a conductive network to dissipate static charges, so that the insulativity of the resin matrix is improved, the surface resistivity is reduced, the surface friction coefficient can be reduced by utilizing the low surface energy and the self-lubricating property of the nano talcum powder, the nano graphite and the nano boron carbide, the friction electrification probability is reduced, the static charges on the surface are timely evacuated, and the antistatic property of the surface can be improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
In the figure, 1, a hydraulic motor 2, a speed reducer 3, a powder material feeding port 4, a thermometer mounting pipe 5, a forward propeller blade 6, a hot water outlet pipe 7, a reverse propeller blade 8, a water interlayer 9, a heat insulation layer 10, an anchor type blade 11, a discharging pipe 12, a pneumatic discharging valve 13, a hot water inlet pipe 14, an ear type support 15, a PLC (programmable logic controller) 16, a liquid material feeding port 17, a dust removal port 18, a stirring shaft 19 and a flow breaking plate 20 are arranged in a stirring tank body.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the present invention will be described more clearly and completely below with reference to specific embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, the present invention includes a blender jar 20; the top end and the bottom end of the stirring tank body 20 are of reverse outward-expanding arc structures;
the top end of the stirring tank body 20 is provided with a hydraulic motor 1, and the hydraulic motor 1 is in transmission connection with a stirring shaft 18 in the stirring tank body 20 through a speed reducer 2; the stirring shaft 18 is sequentially provided with a forward propeller blade 5, a reverse propeller blade 7 and an anchor blade 10 from top to bottom, and the forward propeller blade 5, the reverse propeller blade 7 and the anchor blade 10 are respectively arranged at the upper part, the middle part and the lower part in the stirring tank body 20;
the top end of the stirring tank body 20 is respectively provided with a dust removal port 17, a liquid material feeding port 16 and a powder material feeding port 3 which are communicated with the interior of the stirring tank body; a thermometer mounting pipe 4 is arranged at the top end of the stirring tank body 20; the bottom end of the thermometer mounting tube 4 corresponds to the bottom inside the stirring tank body 20, and the top end of the thermometer mounting tube 4 is exposed out of the top end of the stirring tank body 20;
the outer wall of the stirring tank body 20 is provided with a water interlayer 8; a hot water inlet pipe 13 is arranged at the bottom of the water interlayer 8, and a hot water outlet pipe 6 and a PLC (programmable logic controller) 15 are arranged at the top of the water interlayer 8; the outer wall of the water interlayer 8 is provided with a heat insulation layer 9;
the bottom end of the stirring tank body 20 is provided with a discharge pipe 11 with a pneumatic discharge valve 12.
In order to facilitate disassembly and maintenance, the arc structure at the top end of the stirring tank body 20 is connected with the stirring tank body 20 through a fastening ring in a sealing, opening and closing manner.
In order to improve the stirring effect, a plurality of longitudinally arranged flow breaking plates 19 are uniformly arranged on the side wall in the stirring tank body 20; one side of the flow breaking plate 19 is fixedly connected with the side wall in the stirring tank body 20 in an interval manner through a connecting rod.
The stirring shaft is reasonable and novel in structural design, and the forward propeller blades, the reverse propeller blades and the anchor type blades which are sequentially arranged on the stirring shaft from top to bottom can fully stir mixed materials. The positive propeller blades have good discharge performance and low shearing force, are in a convection circulation state at low speed and in a turbulence dispersion state at high speed, and the larger blade inclination angle and the larger blade torsion degree can ensure that the stirrer can reach a higher flow field in transition flow and even turbulence, and can press the input powder into liquid materials instantly. The reverse propeller blade in the middle layer fully mixes the added powder. The lower layer is an anchor type blade to prevent powder from precipitating; horizontal circumferential flow is taken as the main part during stirring, and cross beams and vertical rods at different positions can increase vortex nearby the blades and enlarge the stirring range.
Example 2
As another embodiment of the invention, the inner wall surface of the stirring tank body is provided with an antistatic coating to avoid static electricity and friction fire; the surfaces of the parts in contact with the mixed medicament are provided with antistatic coatings; the anti-static coating is obtained by spraying anti-static coating, and the thickness of the coating is controlled to be 0.5-1.0 mm.
Example 3
An antistatic coating is prepared by the following process:
dissolving acrylic resin and polyarylsulfone in dimethyl sulfoxide, stirring at normal temperature for 30min, adding dimethyl silicone oil, and continuously stirring for 15min to obtain a main material; the mass ratio of the acrylic resin to the polyarylsulfone to the dimethyl sulfoxide to the dimethyl silicone oil is 2:1:10: 3;
uniformly mixing nano talcum powder, nano graphite and nano boron carbide to obtain a mixture, then adding the mixture into purified water with twice weight, uniformly stirring, adding hexamethylcyclotrisiloxane, heating to 60 ℃, and ultrasonically dispersing for 5min (with the frequency of 20 KHz) to obtain auxiliary materials; the mass ratio of the nano talcum powder to the nano graphite to the nano boron carbide to the hexamethylcyclotrisiloxane is 1:2:1: 10;
adding the auxiliary materials into the main material according to the mass ratio of 1:4, stirring at the rotation speed of 500rpm for 10min, uniformly mixing, sealing and packaging to obtain the product.
And setting a control experiment to detect the influence of each factor on the performance of the coating.
Control group 1: the invention is the same as the invention except that dimethyl silicone oil is not added;
control group 2: the invention is the same as the invention without adding nano talcum powder;
control group 3: the invention is the same as the invention except that nano graphite is not added.
Specific comparison results are shown in table 1:
TABLE 1
| Index (I) | Control group 1 | Control group 2 | Control group 3 | The invention |
| Coefficient of friction | 0.097 | 0.175 | 0.123 | 0.084 |
| Corrosion resistance test (acetate mist 120 h) | |
|
|
|
| Hardness of | 3.5H | 5H | 4.5H | 5H |
| Surface resistance omega m | 3.1×106 | 5.3×106 | 1.6×107 | 2.7×106 |
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. A stirring device for mixing medicament in an initiator comprises a stirring tank body (20); the top end and the bottom end of the stirring tank body (20) are in reverse outward-expanding arc structures; the method is characterized in that:
the top end of the stirring tank body (20) is provided with a hydraulic motor (1), and the hydraulic motor (1) is in transmission connection with a stirring shaft (18) in the stirring tank body (20) through a speed reducer (2); the stirring shaft (18) is sequentially provided with a forward propeller blade (5), a reverse propeller blade (7) and an anchor type blade (10) from top to bottom, and the forward propeller blade (5), the reverse propeller blade (7) and the anchor type blade (10) are respectively arranged at the upper part, the middle part and the lower part in the stirring tank body (20);
the top end of the stirring tank body (20) is respectively provided with a dust removal port (17), a liquid material feeding port (16) and a powder material feeding port (3) which are communicated with the inside of the stirring tank body; a thermometer mounting pipe (4) is arranged at the top end of the stirring tank body (20); the bottom end of the thermometer mounting pipe (4) corresponds to the bottom in the stirring tank body (20), and the top end of the thermometer mounting pipe (4) is exposed out of the top end of the stirring tank body (20);
a water interlayer (8) is arranged on the outer wall of the stirring tank body (20); a hot water inlet pipe (13) is arranged at the bottom of the water interlayer (8), and a hot water outlet pipe (6) and a PLC (programmable logic controller) temperature controller (15) are arranged at the top of the water interlayer (8); the outer wall of the water interlayer (8) is provided with a heat-insulating layer (9);
a discharge pipe (11) with a pneumatic discharge valve (12) is arranged at the bottom end of the stirring tank body (20);
the inner wall surface of the stirring tank body (20) is provided with an antistatic coating;
the antistatic coating is prepared by the following process:
step 1) dissolving acrylic resin and polyarylsulfone in dimethyl sulfoxide, stirring for 30min at normal temperature, adding dimethyl silicone oil, and continuously stirring for 15min to obtain a main material;
step 2) uniformly mixing the nano talcum powder, the nano graphite and the nano boron carbide to obtain a mixture, then adding the mixture into purified water with twice weight, uniformly stirring, adding hexamethylcyclotrisiloxane, heating to 60 ℃, and ultrasonically dispersing for 5min to obtain auxiliary materials;
and 3) adding the auxiliary materials into the main material according to the mass ratio of 1:3-5, stirring at the rotating speed of 500rpm for 10min, uniformly mixing, sealing and packaging to obtain the product.
2. The stirring device for mixing the explosive inside the detonator as claimed in claim 1, wherein the arc structure at the top end of the stirring tank body (20) and the stirring tank body (20) are hermetically connected with each other by a fastening ring in an opening and closing manner.
3. The stirring device for mixing the explosive inside the detonator according to claim 1, wherein a plurality of longitudinally arranged flow breaking plates (19) are uniformly arranged on the side wall inside the stirring tank body (20); one side of the flow breaking plate (19) is fixedly connected with the side wall in the stirring tank body (20) in an interval manner through a connecting rod.
4. The stirring device for mixing the internal chemical agents of the initiator according to claim 1, wherein in the step 1), the mass ratio of the acrylic resin, the polyarylsulfone, the dimethyl sulfoxide and the dimethyl silicone oil is 2-3:1-2:10-15: 3-5.
5. The stirring device for mixing the internal chemical agents of the initiator according to claim 1, wherein in the step 2), the mass ratio of the nano talc powder to the nano graphite to the nano boron carbide to the hexamethylcyclotrisiloxane is 1:2:1: 10.
6. The stirring device for mixing the explosive inside the detonator according to claim 1, wherein the frequency of the ultrasonic wave in the step 2) is 20 KHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415632.7A CN109999698B (en) | 2019-05-18 | 2019-05-18 | Stirring device for mixed medicament in detonating tool |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415632.7A CN109999698B (en) | 2019-05-18 | 2019-05-18 | Stirring device for mixed medicament in detonating tool |
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| CN109999698A CN109999698A (en) | 2019-07-12 |
| CN109999698B true CN109999698B (en) | 2021-08-31 |
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| CN110257171B (en) * | 2019-07-26 | 2023-11-24 | 山东绿地食品有限公司 | Carclazyte mixing device for grease decolorization |
| KR102432454B1 (en) * | 2020-11-02 | 2022-08-16 | 윤준혁 | Apparatus and method of manufacturing antistatic agent, and antistatic agent manufactured thereby |
| CN112624886B (en) * | 2020-12-21 | 2022-02-08 | 江西宜丰国泰化工有限责任公司 | Automatic wood powder discharging device for powder explosive production line |
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| US3551114A (en) * | 1968-03-28 | 1970-12-29 | Alonzo Leroy Hellewel | Method and apparatus for synthesizing molten materials |
| CN2158407Y (en) * | 1993-03-03 | 1994-03-09 | 冶金工业部长沙矿冶研究院 | Vertical emulsion explosive sensitizing machine |
| CN201832647U (en) * | 2010-10-14 | 2011-05-18 | 辽宁红山化工股份有限公司 | Continuous automatic production unit of modified anfo explosive modifier |
| CN203494434U (en) * | 2013-08-30 | 2014-03-26 | 徐州龙翔生物化学有限公司 | Combined type stirring equipment |
| CN204234017U (en) * | 2014-11-12 | 2015-04-01 | 临沂金鹰矿山设备有限公司 | A kind of insulated pouring flat-bottom tank |
| CN104501671B (en) * | 2014-12-26 | 2016-11-30 | 贵州久联民爆器材发展股份有限公司 | On-site mixed explosive conveyer device |
| CN205164561U (en) * | 2015-11-10 | 2016-04-20 | 宜宾凯斯特医药化工有限公司 | Agitating unit hydrolysises |
| CN106010066A (en) * | 2016-05-31 | 2016-10-12 | 无锡伊佩克科技有限公司 | Ultraviolet-cured aqueous polyurethane antibacterial coating and preparation method thereof |
| CN106221513B (en) * | 2016-08-19 | 2019-04-19 | 仪征祥源动力供应有限公司 | A kind of preparation method of stainless steel tube antistatic coating |
| CN206508857U (en) * | 2016-12-28 | 2017-09-22 | 江西铜业民爆矿服有限公司 | PP type emulsion continuous emulsification equipment |
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