CN202754911U - Automatic safety monitoring system of feed and storage for liquid state composite wax and emulgator - Google Patents
Automatic safety monitoring system of feed and storage for liquid state composite wax and emulgator Download PDFInfo
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- CN202754911U CN202754911U CN 201220311095 CN201220311095U CN202754911U CN 202754911 U CN202754911 U CN 202754911U CN 201220311095 CN201220311095 CN 201220311095 CN 201220311095 U CN201220311095 U CN 201220311095U CN 202754911 U CN202754911 U CN 202754911U
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Abstract
The utility model discloses an automatic safety monitoring system of feed and storage for liquid state composite wax and emulgator. The automatic safety monitoring system of the feed and the storage of the liquid state composite wax and the emulgator comprises a feed sylphon seal butt joint buckle which is communicated with a discharge port of a groove tank car in joint mode, a liquid state composite wax storage tank, an emulgator storage tank, a feed or cycling public-use chemical pump and an automatic safety monitoring system. The feed sylphon seal butt joint buckle is connected with a feed high pressure air-sweeping manually operated valve. The feed high pressure air-sweeping manually operated valve is connected with a liquid state composite wax, emulgator feed and circulating four-way valve. Two ends of the liquid state composite wax, emulgator feed and circulating four-way valve are respectively connected with the liquid state composite wax storage tank and the emulgator storage tank through a liquid state composite wax and emulgator circulating manually operated valve and a liquid state composite wax and emulgator high pressure air-sweeping manually operated valve. The automatic safety monitoring system of the feed and the storage for the liquid state composite wax and the emulgator has the advantages of being high in safety performance, easy in manufacturing technique, low in production cost and high in production efficiency, and reducing environmental pollution, and the like.
Description
Technical field
The utility model relates to the emulsion explosive production operating device, refers to that specifically a kind of liquid compound wax, emulsifying agent feed store automatic safe monitoring system.
Background technology
Present domestic use solid union wax, barreled emulsifying agent are as the raw material production emulsion explosive, in operating process, rely on manually add above-mentioned oil phase starting material, according to the processing compound requirement, artificial each oil phase starting material weight that feeds intake of calculating, industrial automation, batching tolerance range are all lower.
Summary of the invention
The purpose of this utility model provides that a kind of production cost is low, technical process is easy, production efficiency is high, non-environmental-pollution, liquid compound wax, emulsifying agent feed that intrinsic safety is high store automatic safe monitoring system.
To achieve these goals, the utility model is designed a kind of liquid compound wax, the emulsifying agent feed stores automatic safe monitoring system, it comprises that the feed sylphon seal that is docked and connected with the discharge opening of groove tank car docks button, liquid compound wax hold-up vessel and emulsifying agent hold-up vessel and pipe thereof, valve, table, the annexes such as lagging material, feed or the public chemical pump that circulates, described liquid compound wax hold-up vessel is connected with the automated security monitor device with the emulsifying agent hold-up vessel and is connected, described automated security monitor device comprises the temperature sensor that is arranged on the liquid compound wax tank body, magnetic valve and the temperature sensor that is arranged on the emulsifying agent tank body, magnetic valve, pneumatic ball valve, temperature inductor, liquid level sensor, temperature sensor, magnetic valve, pneumatic ball valve, temperature inductor, liquid level sensor is connected with PLC controller or Controlling System respectively.
Described feed sylphon seal docking button is swept manual valve with the feed high pressure gas and is connected, described feed high pressure gas is swept manual valve and liquid compound wax, emulsifying agent feed and circulation four-way valve connect, described liquid compound wax, the two ends of emulsifying agent feed and circulation four-way valve are respectively by emulsifying agent circulation manual valve, emulsifying agent circulation high pressure gas is swept manual valve and is connected with the emulsifying agent hold-up vessel, by liquid compound wax circulation manual valve, liquid compound wax circulation high pressure gas is swept manual valve and liquid compound wax circulation manual valve, liquid compound wax circulation high pressure gas is swept manual valve and is connected, liquid compound wax, the 3rd end of emulsifying agent feed and circulation four-way valve is connected with pump, described pump and liquid compound wax, emulsifying agent feed and circulation three way valve connect, liquid compound wax, emulsifying agent feed and circulation three way valve respectively with emulsifying agent feed and circulation non-return manual valve be connected compound wax feed and circulation non-return manual valve and be connected, emulsifying agent feed and circulation non-return manual valve are connected with the emulsifying agent hold-up vessel, and liquid compound wax feed and circulation non-return manual valve are connected with liquid compound wax hold-up vessel.
Be provided with some temperature sensors on described liquid compound wax hold-up vessel, the emulsifying agent hold-up vessel.
The bottom of described liquid compound wax hold-up vessel, emulsifying agent hold-up vessel is provided with some pressure transmitters.
Described emulsifying agent hold-up vessel bottom is provided with manual impurity removal valve, and liquid compound wax hold-up vessel bottom is provided with manual impurity removal valve.
The top of the inner chamber of described liquid compound wax hold-up vessel, emulsifying agent hold-up vessel is provided with two temperature inductors and two pressure transmitters, these two temperature inductors ensure each other, at one when malfunctioning, another still safeguards system effectively move, this pressure transmitter ensures each other, at one when malfunctioning, another still safeguards system effectively move; And/or two pressure transmitters of described liquid compound wax hold-up vessel and the setting of emulsifying agent hold-up vessel inner chamber lower end part, when measuring, uploading force value above set(ting)value, the autoshutdown chemical pump is eliminated liquid compound wax, emulsifying agent roof fall accident.
The top of described emulsifying agent hold-up vessel inner chamber is provided with the fire-fighting device that drenches with rain.
Position, described liquid compound wax hold-up vessel inner chamber upper, middle and lower is provided with three groups of heating or refrigerating unit, no matter heat or cool off, when opening or closing, chemical pump and each steam-operating valve of respective cycle pipeline, i.e. heating, circulation device or cooling, circulation device are opened or close simultaneously in system automatically.
Two air temperature sensor that described liquid compound wax hold-up vessel and emulsifying agent hold-up vessel inner chamber upper-end part of driving arrange, when measuring, uploading temperature value and surpass set(ting)value, system opens cooling, circulation device or the fire-fighting device that drenches with rain automatically.
The outer wall of described liquid compound wax hold-up vessel is provided with insulation internal layer and skin, the outer employing of described insulation has the lower polyurethane heat insulation material of thermal conductivity, the insulation internal layer adopt have refuse to fire, asbestos lagging material that chemical stability is fabulous, make the existing good heat insulation effect of liquid compound wax hold-up vessel, avoided again producing the potential safety hazard that chemical reaction forms in case seepage occurs.
The liquid compound wax of the utility model, emulsifying agent feed store the at home pioneering liquid oil phase material production emulsion explosive that uses of this cover system of automatic safe monitoring system, in liquid compound wax and emulsifying agent storage process, realize automatically control by industrial PLC, realize the safety storing requirement by automatic fire control early warning cooling system and off-set facility, oil phase material automatic temperature control system, material level demonstration and tank boil-overs automatic control alarm system, insulation and impurity removal system, lightning protection and anti-static system, reduced manpower consumption and energy consumption.
Because emulsifying agent discharge a large amount of foams in meeting in the adition process as beer, on tank design, opening for feed in the emulsifying agent tank body is close to tank skin, emulsifying agent is slowly added prevent bubbling generation tank boil-overs.Because of the density of liquid compound wax less than water, liquid emulsion agent density greater than water, therefore the automatic fire control cooling system of two tank bodies is slightly different, liquid compound wax hold-up vessel uses the cold coil pipe that goes in tank body to pass into cooling water temperature, and liquid emulsion agent hold-up vessel is by the automatic deluge system fire-fighting temperature reduction on tank interior top.Feed and purging system, automatic fire control early warning cooling system and off-set facility thereof, oil phase material automatic temperature control system, material level show and tank boil-overs automatic control alarm system, insulation and impurity removal system, lightning protection and anti-static system.
Because this technique has the advantages such as efficiency of cargo-handling is high, the technological process of production is simplified more, for enterprise has saved production cost, has improved economic benefit, simultaneously semi-enclosed storage, production have reduced environmental pollution, have guaranteed safe production.The research success of this project will further accelerate to make up resources conservation, environmentally friendly industry for civil explosive industry, realizes the new power of Sustainable development injection.
The utility model has been saved manpower, has improved the production automation, has been simplified production link, has improved economic benefit, to the civil explosive industry production automation, information-based stepping a progressive step.
Description of drawings:
Fig. 1 is that the liquid compound wax of the utility model, emulsifying agent feed store the automatic safe monitoring system structural representation.
Embodiment
For the ease of those skilled in the art's understanding, below in conjunction with specific embodiment and accompanying drawing structural principle of the present utility model is described in further detail.
As shown in Figure 1, a kind of liquid compound wax, the emulsifying agent feed stores automatic safe monitoring system, it comprise the feed sylphon seal that is docked and connected with the discharge opening of groove tank car dock the button 10, liquid compound wax hold-up vessel and emulsifying agent hold-up vessel and pipe thereof, valve, table, the annexes such as lagging material, feed or the public chemical pump that circulates, described liquid compound wax hold-up vessel is connected with the automated security monitor device with the emulsifying agent hold-up vessel and is connected, described automated security monitor device comprises the temperature sensor that is arranged on the liquid compound wax tank body, magnetic valve and the temperature sensor that is arranged on the emulsifying agent tank body, magnetic valve, pneumatic ball valve, temperature inductor, liquid level sensor, temperature sensor, magnetic valve, pneumatic ball valve, temperature inductor, liquid level sensor is connected with PLC controller or Controlling System respectively.
As shown in Figure 1, described feed sylphon seal docking button 10 is swept manual valve 9 with the feed high pressure gas and is connected, described feed high pressure gas is swept manual valve 9 and liquid compound wax, emulsifying agent feed and circulation four-way valve 8 connect, described liquid compound wax, the two ends of emulsifying agent feed and circulation four-way valve 8 are respectively by emulsifying agent circulation manual valve 1, emulsifying agent circulation high pressure gas is swept manual valve 2 and is connected with the emulsifying agent hold-up vessel, by liquid compound wax circulation manual valve 3, liquid compound wax circulation high pressure gas is swept manual valve 4 and liquid compound wax circulation manual valve 3, liquid compound wax circulation high pressure gas is swept manual valve 4 and is connected, liquid compound wax, the 3rd end of emulsifying agent feed and circulation four-way valve 8 is connected with pump, described pump and liquid compound wax, emulsifying agent feed and circulation three way valve 7 connect, liquid compound wax, emulsifying agent feed and circulation three way valve 7 respectively with emulsifying agent feed and circulation non-return manual valve 5 be connected compound wax feed and circulation non-return manual valve 6 and be connected, emulsifying agent feed and circulation non-return manual valve 5 are connected with the emulsifying agent hold-up vessel, and liquid compound wax feed and circulation non-return manual valve 6 are connected with liquid compound wax hold-up vessel.
As shown in Figure 1, three temperature sensors 21 that three groups of coil pipes in upper, middle and lower of installing in described liquid compound wax hold-up vessel, the emulsifying agent hold-up vessel and corresponding position thereof install additional, pass through Controlling System, with the current temperature value of respectively organizing the residing position of temperature sensor, be shown in when being on master control room and the on-the-spot display screen that arranges.When liquid compound wax temperature is lower than 78 ℃ (to descend most the group temperature sensor as main identification parameter), sensor is passed to PLC controller or Controlling System with this temperature signal, PLC controller or Controlling System Pneumatic automatic-control steam valve are opened, hot steam is sent in the coil pipe, and cooled steam is discharged outside the coil pipe by drain valve; When the solution temperature in the tank body was higher than 82 ℃, Controlling System Pneumatic automatic-control steam valve cut out, and then, the oil phase material solution temperature is controlled in 80 ± 2 ℃ of scopes all the time.
One group of coil pipe installing in the emulsifying agent storage tank is the Artificial Control heating coil,, standing storage is used for emergent heating when sedimentation phenomenon or temperature are crossed low coagulation because producing with prevention, be aided with circulation stirring during heating, make its effect of accelerating to eliminate sedimentation, the phenomenon of condensing and reaching homogeneous heating, in order to avoid emulsifying agent affects performance quality because of local heating.
As shown in Figure 1, the bottom of described liquid compound wax hold-up vessel, emulsifying agent hold-up vessel is provided with some pressure transmitters 20.Be fixed on the pressure transmitter 20 of emulsifying agent and oil phase material tank base, automatically detect the solution pressure of tank interior, Controlling System is converted into controlling level information in the tank body automatically with pressure signal.
Be fixed on the fluid level controller 24 of emulsifying agent and oil phase material tank body inner top, automatically detect the liquid level of solution height of tank interior, when liquid level reaches set(ting)value 200 ㎜, fluid level controller 24 passes to Controlling System with signal, Controlling System automatic command explosion-proof type toothed gear pump cuts out, and sends the tank boil-overs alarm by tank boil-overs early warning warning horn.
As shown in Figure 1, described emulsifying agent hold-up vessel bottom is provided with manual impurity removal valve 18, and liquid compound wax hold-up vessel bottom is provided with manual impurity removal valve 19.
As shown in Figure 1, the top of described emulsifying agent hold-up vessel inner chamber is provided with the fire-fighting device 23 that drenches with rain.
As shown in Figure 1, the top of the inner chamber of described liquid compound wax hold-up vessel and emulsifying agent hold-up vessel is provided with two temperature inductors 22 and two pressure transmitters 23, these two temperature inductors ensure each other, at one when malfunctioning, another still safeguards system effectively move, this pressure transmitter 23 ensures each other, at one when malfunctioning, another still safeguards system effectively move; With two pressure transmitters of described liquid compound wax hold-up vessel and the setting of emulsifying agent hold-up vessel inner chamber lower end part, when measuring, uploading force value above set(ting)value, the autoshutdown chemical pump is eliminated liquid compound wax, emulsifying agent roof fall accident.Fixing liquid compound wax stores the temperature inductor 22 of tank body inner top, automatically detect the tank interior air themperature, when air themperature in the tank body reaches 130 ℃ of set(ting)values (take greater than 120 ℃ of Class C liquid minimum flash point values as lowest critical value), temperature inductor 22 is passed to Controlling System with this temperature signal, Controlling System is opened the fire and cooling water system valve automatically, fire and cooling water system is sent in three groups of coil pipes, and by outside the drain valve discharge coil pipe, constantly take away the oil phase material heat, tank inside is cooled automatically, Controlling System is sent fire alarm by fire-fighting early warning warning horn simultaneously, the prompting field staff takes further fire protection (as when the super set(ting)value of the flames of anger by post emergency disposal scheme, can take simultaneously the circulation stirring measure, make it accelerate speed of cooling etc.);
Be fixed on the temperature inductor 22 of emulsifying agent tank body inner top, automatically detect the tank interior air themperature, when air themperature in the tank body reaches 130 ℃ of set(ting)values (take greater than 120 ℃ of Class C liquid minimum flash point values as minimum set(ting)value), temperature inductor 22 is passed to Controlling System with this temperature signal, Controlling System is opened the fire-fighting device 23 that drenches with rain automatically, because of the proportion of emulsifying agent proportion greater than water, therefore, drench with rain and to lower the temperature rapidly or to put out a fire by fire-fighting.
Fire-fighting off-set facility such as Oil Guide ditch, accident liquid storage pond, semiportable fire extinquisher, indoor and outdoor fire hydrant, fire-fighting sand etc., be used in the burst fire-disaster situations such as fire preventing or fire tank boil-overs, when taking emergency measures according to post emergency disposal scheme, essential fire-fighting instrument or facility.
As shown in Figure 1, position, described liquid compound wax hold-up vessel inner chamber upper, middle and lower is provided with three groups of heating or refrigerating unit 13, no matter heat or cool off, when opening or closing, chemical pump and each steam-operating valve of respective cycle pipeline, i.e. heating, circulation device or cooling, circulation device are opened or close simultaneously in system automatically.
As shown in Figure 1, two air temperature sensor that described liquid compound wax hold-up vessel and emulsifying agent hold-up vessel inner chamber upper-end part of driving arrange, when measuring, uploading temperature value and surpass set(ting)value, system opens cooling, circulation device or the fire-fighting device that drenches with rain automatically.
The outer wall of the liquid compound wax hold-up vessel described in the utility model is provided with insulation internal layer and skin, the outer employing of described insulation has the lower polyurethane heat insulation material of thermal conductivity, the insulation internal layer adopt have refuse to fire, asbestos lagging material that chemical stability is fabulous, make the existing good heat insulation effect of liquid compound wax hold-up vessel, avoided again producing the potential safety hazard that chemical reaction forms in case seepage occurs.
One, discharge process
When liquid compound wax is unloaded into tank, feed threeway, the four-way manual ball valve 7,8 of feed and purging system are driven into liquid compound wax feed position, after making feed sylphon seal docking button 10 dock fastening with the discharging valve port of groove tank car is manual, make again high-pressure air pipe dock fastening with feed corrugated tube blow valve port, confirm errorless after, open the discharge valve of groove tank car, open the explosion-proof type toothed gear pump, liquid compound wax in the groove tank car by filter sieve and vertically arranged feeder sleeve, is pressed in the tank body from the top that stores heat insulation tank; When discharging is finished, after closing locked groove tank car discharge valve, open immediately the feed high pressure gas and sweep manual valve 9, continue to purge 60s, will remain in that oil phase material is purged in the tank body in the pipeline, close the explosion-proof type toothed gear pump and the feed high pressure gas is swept manual valve 9.
When emulsifying agent was unloaded into tank, except feed threeway, four-way manual ball valve 7,8 with feed and purging system are driven into the emulsifying agent feed position, other program was identical when unloading into tank with oil phase material.
As shown in Figure 1, be provided with emulsifying agent prepare burden manual normally open valve 11, emulsifying agent batching pneumavalve 12, spiral pump, A tank emulsifying agent batching motorized valve 13 and B tank emulsifying agent batching motorized valve 14 between described emulsifying agent tank and material-compound tank A, the B; Be provided with oil phase manual normally open valve 15, oil phase batching pneumavalve 16, the oil phase material L-type Pneumatic three-way valve 17 of preparing burden of preparing burden between liquid compound wax hold-up vessel and material-compound tank A, the B.
For guaranteeing that solution temperature this gradient of temperature drop in 24h in the oil phase material tank body is no more than 1 ℃, just must design, select rational heat preserving mode, lagging material, this process using polyurethane foam material, heat insulation effect is good; For making emulsifying agent and oil phase material tank structure more scientific and reasonable, tank body has adopted vertical type cylinder shape structure, under the certain prerequisite of volume, this structure consumptive material is little, floor space is little, simultaneously, the tank base design is 0.5 ° of slope angle, makes the throw out in the tank body be easy to discharge from manual impurity removal valve 1.
The above is preferred embodiment of the present utility model only, is not that the utility model is done any pro forma restriction; But the those of ordinary skill of all industry is all implemented the utility model with the above shown in the by specification accompanying drawing swimmingly; But all those skilled in the art can utilize the disclosed above technology contents and a little change, the modification of making and the equivalent variations that develops within not breaking away from the technical solutions of the utility model scope, be equivalent embodiment of the present utility model; Simultaneously, the change of any equivalent variations that all foundations essence technology of the present utility model is done above embodiment, modify with differentiation etc., all still belong within the protection domain of the technical solution of the utility model.
Claims (10)
1. liquid compound wax, the emulsifying agent feed stores automatic safe monitoring system, comprise that the feed sylphon seal that is docked and connected with the discharge opening of groove tank car docks button (10), liquid compound wax hold-up vessel and emulsifying agent hold-up vessel and pipe thereof, valve, table, the annexes such as lagging material, feed or the public chemical pump that circulates, it is characterized in that: described liquid compound wax hold-up vessel is connected with the automated security monitor device with the emulsifying agent hold-up vessel and is connected, described automated security monitor device comprises the temperature sensor that is arranged on the liquid compound wax tank body, magnetic valve and the temperature sensor that is arranged on the emulsifying agent tank body, magnetic valve, pneumatic ball valve, temperature inductor, liquid level sensor, temperature sensor, magnetic valve, pneumatic ball valve, temperature inductor, liquid level sensor is connected with PLC controller or Controlling System respectively.
2. liquid compound wax according to claim 1, the emulsifying agent feed stores automatic safe monitoring system, it is characterized in that: described feed sylphon seal docking button (10) is swept manual valve (9) with the feed high pressure gas and is connected, described feed high pressure gas is swept manual valve (9) and liquid compound wax, emulsifying agent feed and circulation four-way valve (8) connect, described liquid compound wax, the two ends of emulsifying agent feed and circulation four-way valve (8) are respectively by emulsifying agent circulation manual valve (1), emulsifying agent circulation high pressure gas is swept manual valve (2) and is connected with the emulsifying agent hold-up vessel, by liquid compound wax circulation manual valve (3), liquid compound wax circulation high pressure gas is swept manual valve (4) and liquid compound wax circulation manual valve (3), liquid compound wax circulation high pressure gas is swept manual valve (4) and is connected, liquid compound wax, the 3rd end of emulsifying agent feed and circulation four-way valve (8) is connected with pump, described pump and liquid compound wax, emulsifying agent feed and circulation three way valve (7) connect, liquid compound wax, emulsifying agent feed and circulation three way valve (7) respectively with emulsifying agent feed and circulation non-return manual valve (5) be connected compound wax feed and circulation non-return manual valve (6) and be connected, emulsifying agent feed and circulation non-return manual valve (5) are connected with the emulsifying agent hold-up vessel, and liquid compound wax feed and circulation non-return manual valve (6) are connected with liquid compound wax hold-up vessel.
3. liquid compound wax according to claim 2, emulsifying agent feed store automatic safe monitoring system, it is characterized in that: be provided with some temperature sensors (21) on described liquid compound wax hold-up vessel, the emulsifying agent hold-up vessel.
4. liquid compound wax according to claim 3, emulsifying agent feed store automatic safe monitoring system, and it is characterized in that: the bottom of described liquid compound wax hold-up vessel, emulsifying agent hold-up vessel is provided with some pressure transmitters (20).
5. liquid compound wax according to claim 4, emulsifying agent feed store automatic safe monitoring system, it is characterized in that: described emulsifying agent hold-up vessel bottom is provided with manual impurity removal valve (18), and liquid compound wax hold-up vessel bottom is provided with manual impurity removal valve (19).
6. liquid compound wax according to claim 5, emulsifying agent feed store automatic safe monitoring system, it is characterized in that: the top of the inner chamber of described liquid compound wax hold-up vessel, emulsifying agent hold-up vessel is provided with two temperature inductors (22) and two pressure transmitters (23), these two temperature inductors ensure each other, at one when malfunctioning, another still safeguards system effectively move, this pressure transmitter (23) ensures each other, at one when malfunctioning, another still safeguards system effectively move;
And/or two pressure transmitters of described liquid compound wax hold-up vessel and the setting of emulsifying agent hold-up vessel inner chamber lower end part, when measuring, uploading force value above set(ting)value, the autoshutdown chemical pump is eliminated liquid compound wax, emulsifying agent roof fall accident.
7. liquid compound wax according to claim 6, emulsifying agent feed store automatic safe monitoring system, it is characterized in that: the top of described emulsifying agent hold-up vessel inner chamber is provided with the fire-fighting device (23) that drenches with rain.
8. liquid compound wax according to claim 7, emulsifying agent feed store automatic safe monitoring system, it is characterized in that: position, described liquid compound wax hold-up vessel inner chamber upper, middle and lower is provided with three groups of heating or refrigerating unit (13), no matter heat or cool off, when opening or closing, chemical pump and each steam-operating valve of respective cycle pipeline, i.e. heating, circulation device or cooling, circulation device are opened or close simultaneously in system automatically.
9. liquid compound wax according to claim 8, emulsifying agent feed store automatic safe monitoring system, it is characterized in that: two air temperature sensor that described liquid compound wax hold-up vessel and emulsifying agent hold-up vessel inner chamber upper-end part of driving arrange, when measuring, uploading temperature value and surpass set(ting)value, system opens cooling, circulation device or the fire-fighting device that drenches with rain automatically.
10. liquid compound wax according to claim 9, emulsifying agent feed store automatic safe monitoring system, it is characterized in that: the outer wall of described liquid compound wax hold-up vessel is provided with insulation internal layer and skin, the outer employing of described insulation has the lower polyurethane heat insulation material of thermal conductivity, the insulation internal layer adopt have refuse to fire, asbestos lagging material that chemical stability is fabulous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220311095 CN202754911U (en) | 2012-06-29 | 2012-06-29 | Automatic safety monitoring system of feed and storage for liquid state composite wax and emulgator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220311095 CN202754911U (en) | 2012-06-29 | 2012-06-29 | Automatic safety monitoring system of feed and storage for liquid state composite wax and emulgator |
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| CN202754911U true CN202754911U (en) | 2013-02-27 |
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| CN 201220311095 Expired - Fee Related CN202754911U (en) | 2012-06-29 | 2012-06-29 | Automatic safety monitoring system of feed and storage for liquid state composite wax and emulgator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102749879A (en) * | 2012-06-29 | 2012-10-24 | 广东振声科技股份有限公司 | Automatic safety monitoring system of liquid composite wax and emulsifier feed and storage |
| CN103936535A (en) * | 2014-04-03 | 2014-07-23 | 安徽盾安民爆器材有限公司 | Powdery emulsion explosive and preparation method thereof |
-
2012
- 2012-06-29 CN CN 201220311095 patent/CN202754911U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102749879A (en) * | 2012-06-29 | 2012-10-24 | 广东振声科技股份有限公司 | Automatic safety monitoring system of liquid composite wax and emulsifier feed and storage |
| CN102749879B (en) * | 2012-06-29 | 2015-01-07 | 广东振声科技股份有限公司 | Automatic safety monitoring system of liquid composite wax and emulsifier feed and storage |
| CN103936535A (en) * | 2014-04-03 | 2014-07-23 | 安徽盾安民爆器材有限公司 | Powdery emulsion explosive and preparation method thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20150629 |
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| EXPY | Termination of patent right or utility model |