CN209922894U - System for screening, crushing and deoiling for producing insoluble sulfur by wet method - Google Patents
System for screening, crushing and deoiling for producing insoluble sulfur by wet method Download PDFInfo
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- CN209922894U CN209922894U CN201920487911.XU CN201920487911U CN209922894U CN 209922894 U CN209922894 U CN 209922894U CN 201920487911 U CN201920487911 U CN 201920487911U CN 209922894 U CN209922894 U CN 209922894U
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Abstract
The utility model provides a screening, crushing, deoiling system for wet process production insoluble sulfur, its technical problem that can solve current insoluble sulfur production facility manufacturing cost height, maintenance cost height to ensure security, the feature of environmental protection of insoluble sulfur production. The system comprises a screening device, a crushing device and a deoiling device, and is characterized in that: the screening device is a cylindrical screening device, and the deoiling device is a continuous vacuum turntable deoiling device; the fine powder discharge port of the cylinder screening device is connected with the feed port of the fine powder stirring kettle, the discharge port of the fine powder stirring kettle is connected with the feed port of the continuous vacuum rotary table deoiling device, the mother liquor suction port of the continuous vacuum rotary table deoiling device is connected with the feed port of the vacuum pumping tank, the gas outlet of the vacuum pumping tank is connected with the balance gas inlet of the continuous vacuum rotary table deoiling device, and the mother liquor outlet of the vacuum pumping tank is connected with the desolventizing tank.
Description
Technical Field
The utility model relates to the technical field of insoluble sulfur production equipment, in particular to a system for screening, smashing and deoiling insoluble sulfur produced by a wet method.
Background
The utility model discloses a patent application CN 201810224875.8 discloses a production method and production facility of insoluble sulfur, its production method relates to screening step and the solid-liquid separation step of second time, the used equipment of screening step is airtight spiral classifier, the used equipment of the solid-liquid separation step of second time is airtight unloading scraper blade discharge type automatic centrifuge, on the one hand, airtight spiral classifier and airtight unloading scraper blade discharge type automatic centrifuge's manufacturing cost is high, and airtight unloading scraper blade discharge type automatic centrifuge is mostly intermittent type formula centrifugation, it can realize relatively continuous solid-liquid separation operation to need to prepare many, manufacturing cost is further improved, on the other hand, airtight unloading scraper blade discharge type automatic centrifuge's machinery, circuit structure is all comparatively complicated, technical requirement to maintainer is higher, the human cost of maintenance has been increased.
SUMMERY OF THE UTILITY MODEL
The utility model provides a screening, crushing, deoiling system for wet process production insoluble sulfur, its technical problem that can solve current insoluble sulfur production facility manufacturing cost height, maintenance cost height to ensure security, the feature of environmental protection of insoluble sulfur production.
The technical scheme is that the system for screening, crushing and deoiling in the wet process production of insoluble sulfur comprises a screening device, a crushing device and a deoiling device, and is characterized in that:
the screening device is a cylindrical screening device, and the deoiling device is a continuous vacuum turntable deoiling device;
a fine powder discharge port of the cylinder screening device is connected with a feed port of a fine powder stirring kettle, a discharge port of the fine powder stirring kettle is connected with a feed port of the continuous vacuum rotary table deoiling device, a mother liquor suction filtration port of the continuous vacuum rotary table deoiling device is connected with a feed port of a vacuum suction filtration tank, a gas outlet of the vacuum suction filtration tank is connected with a balance gas inlet of the continuous vacuum rotary table deoiling device, and a mother liquor outlet of the vacuum suction filtration tank is connected with a desolventizing tank;
the feeding opening of a coarse powder discharging opening of the cylinder screening device is connected with the feeding opening of the coarse powder stirring kettle, the discharging opening of the coarse powder stirring kettle is connected with the feeding opening of the crushing device, and the discharging opening of the crushing device is connected with the feeding opening of the cylinder screening device.
Further, the discharge port of the fine powder stirring kettle is connected with the feeding port of the continuous vacuum rotary table deoiling device through a slurry pump and a pipeline, the gas outlet of the vacuum pumping tank is connected with the balance gas inlet of the continuous vacuum rotary table deoiling device through a water ring vacuum pump and a pipeline, and the mother liquid outlet of the vacuum pumping tank is connected with the desolventizing tank through a mother liquid pump and a pipeline.
Furthermore, the slurry pump, the water ring vacuum pump and the mother liquor pump are all magnetic transmission pumps.
Furthermore, the screening device is of a horizontal structure and comprises a screening shell, a screen cylinder, a driving shaft, a screening driving unit and a feeding pipe, wherein the screen cylinder is arranged in a cavity of the screening shell and comprises an inner screen cylinder and an outer screen cylinder, the pore diameter of a sieve of the inner screen cylinder is larger than that of a sieve of the outer screen cylinder, the inner screen cylinder and the outer screen cylinder are sequentially sleeved outside the driving shaft and are supported on the driving shaft through a support, and the driving shaft is connected with the screening driving unit;
the left end of the inner screen drum is provided with a first inner check ring extending along the radial direction, the left end of the outer screen drum is provided with a second inner check ring extending along the radial direction, the bottom of the right end of the screening shell is provided with a fine powder discharge port and a coarse powder discharge port which are arranged from the left side and the right side, the right end of the outer screen drum is positioned above the coarse powder discharge port, and the inlet pipe sequentially penetrates through the screening shell and the inner cavity of the inner screen drum after the first inner check ring.
Furthermore, a first outer retainer ring extending outwards along the radial direction is installed at the right end of the inner screen drum, a second outer retainer ring extending outwards along the radial direction is installed at the right end of the outer screen drum, and the first outer retainer ring and the second outer retainer ring are arranged above the coarse powder discharge port;
and a third outer retainer ring extending outwards along the radial direction is arranged at the right end of the outer screen cylinder, and the third outer retainer ring is arranged above the fine powder discharge port and is positioned on one side of the fine powder discharge port adjacent to the coarse powder discharge port.
Further, continuous vacuum revolving stage deoiling device includes deoiling shell, unloading scraper blade, revolving stage drive unit and suction filtration mechanism, be equipped with pan feeding mouth, balanced gas import, solid outlet and mother liquor suction filtration mouth on the deoiling shell, suction filtration mechanism includes suction filtration pipe, filter disc and housing, the sealed lid of filter disc fits the upper end opening of housing is in order to form the divider chamber, the divider chamber sets up in the deoiling shell, suction filtration pipe one end stretches into divider chamber, the other end is connected the mother liquor suction filtration mouth, the filter disc passes through revolving stage drive unit drive realizes rotating, the filter disc top be provided with the ground paste distributing trough with the unloading scraper blade, ground paste distributing trough intercommunication pan feeding mouth, unloading scraper blade below is equipped with the solid outlet.
Furthermore, a fixing frame is fixed in the deoiling shell and positioned above the filter disc, and the blanking scraper blade and the slurry distributing trough are respectively and fixedly connected with the fixing frame;
the filter disc comprises filter cloth, a supporting net and a support which are arranged from top to bottom, the filter cloth is pressed on the supporting net and the support through pressing strips, the supporting net is a punched net or a strip-shaped net, and the filter cloth is a combination of chemical fiber cloth and metal or metal sintering net type;
the turntable driving unit comprises a motor and a speed reducer, the motor, the speed reducer and the housing are sequentially connected in a transmission mode, the speed reducer is arranged below the inner portion of the deoiling shell, and the position, connected with the motor in a transmission mode, of the speed reducer is connected with the deoiling shell in a sealing mode.
Further, the vacuum filtration groove comprises a tank body, a feeding port and a gas outlet are arranged on two sides of the upper portion of the tank body, a mother liquid outlet is arranged at the bottom of the tank body, a baffle is connected in the tank body and is arranged from top to bottom, and the baffle is spaced from the feeding port and is arranged right opposite to the feeding port.
The utility model discloses a system, screening plant selects to be drum screening plant, and for airtight spiral grader, low in manufacturing cost, deoiling device selects to be continuous vacuum revolving stage deoiling device, and for airtight unloading scraper blade unloading formula automatic centrifuge, on the one hand, single low in manufacturing cost, and only need one can realize continuous solid-liquid separation, not only can reduce equipment quantity demand, but also can need not to use thickener thickening, further reduce manufacturing cost, and on the other hand, the machinery of continuous vacuum revolving stage deoiling device, circuit are all comparatively simple, and the technical requirement to maintainer is low, and then reduced the human cost of maintenance; the gas-containing mother liquor obtained by suction filtration of the continuous vacuum rotary table deoiling device is subjected to gas-liquid separation through the vacuum suction filtration tank, the separated balance gas is conveyed to the continuous vacuum rotary table deoiling device for recycling, the separated desolventized agent is conveyed to the desolventizing tank for recycling, namely, the balance gas and the mother liquor in the process flow can be recycled through corresponding closed loops, so that the discharge amount is reduced, and the process is safer and more environment-friendly.
Drawings
Fig. 1 is a schematic diagram of the system structure of the present invention.
Fig. 2 is a schematic structural diagram of the drum screening device of the present invention.
Fig. 3 is a schematic structural view of the continuous vacuum turntable deoiling device of the present invention.
Fig. 4 is a schematic structural view of the vacuum filtration cell of the present invention.
Detailed Description
As shown in fig. 1, a system for screening, crushing and deoiling for wet production of insoluble sulfur comprises a screening device, a crushing device 300 and a deoiling device, wherein the screening device is a cylinder screening device 100, and the deoiling device is a continuous vacuum turntable deoiling device 200;
a fine powder discharge port of the cylinder screening device 100 is connected with a feed port of a fine powder stirring kettle 400 through a pipeline, a discharge port of the fine powder stirring kettle 400 is connected with a feed port of a continuous vacuum rotary table deoiling device 200 through a pipeline, a mother liquor pumping port of the continuous vacuum rotary table deoiling device 200 is connected with a feed port of a vacuum pumping filter tank 600 through a pipeline, a gas outlet of the vacuum pumping filter tank 600 is connected with a balance gas inlet of the continuous vacuum rotary table deoiling device 200 through a pipeline, and a mother liquor outlet of the vacuum pumping filter tank 600 is connected with a desolventizing tank through a pipeline;
the coarse powder discharge port of the cylinder screening device 100 is connected with the feed port of the coarse powder stirring kettle 500 through a pipeline, the discharge port of the coarse powder stirring kettle 500 is connected with the feed port of the crushing device 300 through a pipeline, and the discharge port of the crushing device 300 is connected with the feed port of the cylinder screening device 100 through a pipeline.
A slurry pump 900 is arranged on a pipeline connecting a discharge port of the fine powder stirring kettle 400 with a feed port of the continuous vacuum rotary table deoiling device 200, a water ring vacuum pump 700 is arranged on a pipeline connecting a gas outlet of the vacuum filtration tank 600 with a balance gas inlet of the continuous vacuum rotary table deoiling device 200, and a mother liquid pump 800 is arranged on a pipeline connecting a mother liquid outlet of the vacuum filtration tank 600 with a desolventizing inlet of the desolventizing tank; the slurry pump 900, the water ring vacuum pump 700 and the mother liquor pump 800 are all magnetic drive pumps.
As shown in fig. 2, the screening device is of a horizontal structure and comprises a screening shell 101, a screen cylinder, a driving shaft 102, a screening driving unit 103 and a feeding pipe 104, the feeding pipe 104 is installed at a feeding port of the screening shell 101, the screen cylinder is arranged in a cavity of the screening shell 101 and comprises an inner screen cylinder 105 and an outer screen cylinder 106, the aperture of a screen hole of the inner screen cylinder 105 is larger than that of the outer screen cylinder 106, the inner screen cylinder 105 and the outer screen cylinder 106 are sequentially sleeved outside the driving shaft 102 and supported on the driving shaft 102 through a support 107, the driving shaft 102 is connected with the screening driving unit 103, and the inner layer and the outer layer of screen cylinders with different apertures realize two-stage screening of insoluble sulfur, so that the service life of the screen is prolonged, the maintenance frequency is reduced, and the;
the left end of the inner screen cylinder 105 is provided with a first inner retainer ring 108 which extends inwards along the radial direction, the left end of the outer screen cylinder 106 is provided with a second inner retainer ring 109 which extends inwards along the radial direction, the bottom of the right end of the screening shell 101 is provided with a fine powder discharge port 110 and a coarse powder discharge port 111 which are arranged from left to right, the right ends of the inner screen cylinder 105 and the outer screen cylinder 106 are positioned above the coarse powder discharge port 111, the feeding pipe 104 sequentially penetrates through the screening shell 101 and the first inner retainer ring 108 and then extends into the inner cavity of the inner screen cylinder 105, and the first inner retainer ring and the second inner retainer ring which are arranged at the left end parts of the inner screen cylinder and the outer screen cylinder have the material blocking effect, so that the insoluble sulfur after feeding and primary screening is prevented from overflowing from;
the right end of the inner screen cylinder 105 is provided with a first outer retainer ring 112 extending outwards along the radial direction, the right end of the outer screen cylinder 106 is provided with a second outer retainer ring 113 extending outwards along the radial direction, the first outer retainer ring 112 and the second outer retainer ring 113 are arranged above the coarse powder discharge port 111, the first outer retainer ring can prevent the first-stage coarse powder slurry from splashing along the cylinder wall to enter the inner cavity of the outer screen cylinder, and the second outer retainer ring can prevent the second-stage coarse powder slurry from splashing along the cylinder wall to enter the inner cavity of the shell, so that the screening effectiveness is further ensured;
the right end of the outer screen cylinder 106 is provided with a third outer retainer ring 114 extending outwards in the radial direction, the third outer retainer ring 114 is arranged above the fine powder discharge port 110 and is positioned on one side of the fine powder discharge port 110 adjacent to the coarse powder discharge port 111, and the third outer retainer ring can prevent secondary fine powder slurry from flowing into the coarse powder discharge port along the cylinder wall, so that the screening effectiveness is further ensured.
As shown in fig. 3, the continuous vacuum turntable deoiling device 200 comprises a deoiling shell 201, a blanking scraper, a turntable driving unit and a suction filtration mechanism, wherein the deoiling shell 201 is formed by splicing an upper shell and a lower shell by a flange structure 202, the deoiling shell 201 is provided with a slurry feeding port, a balance gas inlet, a solid outlet and a mother liquor suction filtration port, the slurry feeding port is provided with a slurry feeding pipe 204, the balance gas inlet is provided with a gas feeding pipe 206, the solid outlet is provided with a solid discharging joint 207, the mother liquor suction filtration port is provided with a suction filtration joint 208, the suction filtration mechanism comprises a suction filtration pipe 209, a filtration disc 210 and a housing 211, the filtration disc 210 is sealed and sealed with the upper end opening of the housing 211 to form a separation chamber 212, the separation chamber 212 is arranged in the deoiling shell 201, one end of the suction filtration pipe 209 extends into the separation chamber 212, the other end is connected with the suction filtration port and is in sealing fit, the filter disc is driven by the rotary table driving unit to rotate, a slurry distributing groove 213 and a discharging scraper 203 are arranged above the filter disc, the slurry distributing groove is communicated with a corresponding slurry feeding port, and a solid outlet is arranged below the discharging scraper. The filter disc sets up to the rotary type structure, realize rotating through the actuating mechanism drive promptly, unloading scraper blade 203 is fixed structure, the scraping surface of unloading scraper blade 203 lower part is from inside to outside downward sloping setting, make the filter cake of insoluble sulfur that is formed on the filter disc can be continuous strike off by unloading scraper blade 203, collect, make the filter cake of insoluble sulfur maintain thinner thickness, and corresponding ground paste can realize continuous feeding, and then improve the suction filtration effect, solid-liquid separation efficiency, reduce the holistic scale investment cost of insoluble sulfur, the cost is generated, and thinner filter cake thickness, guarantee the suction filtration of soluble sulfur, the separation effect.
A fixing frame 205 is fixed in the deoiling shell 201, the fixing frame 205 is positioned above the filter disc, and the blanking scraper blade and the slurry distributing groove are respectively and fixedly connected with the fixing frame 205;
the filter disc is composed of a filter cloth, a supporting net and a bracket which are arranged from top to bottom, the filter cloth is pressed on the supporting net and the bracket 1 through pressing strips, the supporting net 210 is a punching net or a strip-shaped net, and the filter cloth is a combination of chemical fiber cloth and metal or metal sintering net type;
the turntable driving unit comprises a motor 215 and a speed reducer 214, the motor 215, the speed reducer 214 and the housing 211 are sequentially connected in a transmission manner, the speed reducer is arranged below the inner part of the deoiling shell 201, and the part of the speed reducer 214, which is connected with the motor 215 in a transmission manner, is hermetically connected with the deoiling shell 201.
As shown in fig. 4, the vacuum filtration tank 600 includes a tank 601, a material inlet 602 and a gas outlet 603 are disposed on two sides of the upper portion of the tank 601, a mother liquid outlet 604 is disposed at the bottom of the tank 601, a baffle 605 is connected to the tank 601 from top to bottom, and the baffle 605 is spaced from the material inlet 602 and is disposed opposite to the material inlet.
The overall working principle of the system is as follows:
1. the cylinder screening device is arranged obliquely towards the right lower side, slurry of insoluble sulfur is guided into a cavity of the inner screen cylinder through the feeding pipe and is subjected to primary screening through the inner screen cylinder to obtain primary fine powder slurry and primary coarse powder slurry, the primary coarse powder slurry flows into a coarse powder discharge port through a right opening of the inner screen cylinder and is discharged and then enters the coarse powder stirring kettle to be collected, the primary fine powder slurry enters an inner cavity of the outer screen cylinder and is subjected to secondary screening through the outer screen cylinder to obtain secondary fine powder slurry and secondary coarse powder slurry, the secondary coarse powder slurry flows into a coarse powder discharge port through a right opening of the outer screen cylinder and is discharged and then enters the coarse powder stirring kettle to be collected, and the secondary fine powder slurry enters an inner cavity of the shell and;
2. the first-stage coarse powder and the second-stage coarse powder in the coarse powder stirring kettle are further crushed and refined by a crushing device and then are conveyed to a cylindrical screening device for screening again;
3. conveying the second-stage fine powder slurry by a slurry pump, feeding the second-stage fine powder slurry into a continuous vacuum turntable deoiling device, uniformly distributing the second-stage fine powder slurry on a filter disc, removing a desolventizing agent (the desolventizing agent is generally paraffin oil or naphthenic oil) through suction filtration, keeping insoluble sulfur on the upper part of the filter disc, contacting a blanking scraper blade when a filter cake formed by the insoluble sulfur reaches a certain thickness, scraping off the filter cake through an inclined scraping surface at the lower end of the blanking scraper blade, and allowing the filter cake to fall into a solid outlet, and collecting the solid product by a hanging bag vehicle;
4. and the gas-containing desolventizing agent obtained by suction filtration of the continuous vacuum turntable desolventizing device is subjected to gas-liquid separation after impacting a baffle, balance gas escapes and is pumped into the continuous vacuum turntable deoiling device by a water ring vacuum pump, and the desolventizing agent falls to the bottom of the tank body along the baffle and is pumped into a desolventizing tank by a mother liquor pump to be desolventized continuously.
Claims (8)
1. A screening, crushing, deoiling system for wet process production insoluble sulfur, which includes screening plant, reducing mechanism and deoiling device, its characterized in that:
the screening device is a cylindrical screening device, and the deoiling device is a continuous vacuum turntable deoiling device;
a fine powder discharge port of the cylinder screening device is connected with a feed port of a fine powder stirring kettle, a discharge port of the fine powder stirring kettle is connected with a feed port of the continuous vacuum rotary table deoiling device, a mother liquor suction filtration port of the continuous vacuum rotary table deoiling device is connected with a feed port of a vacuum suction filtration tank, a gas outlet of the vacuum suction filtration tank is connected with a balance gas inlet of the continuous vacuum rotary table deoiling device, and a mother liquor outlet of the vacuum suction filtration tank is connected with a desolventizing tank;
the feeding opening of a coarse powder discharging opening of the cylinder screening device is connected with the feeding opening of the coarse powder stirring kettle, the discharging opening of the coarse powder stirring kettle is connected with the feeding opening of the crushing device, and the discharging opening of the crushing device is connected with the feeding opening of the cylinder screening device.
2. The system for screening, crushing and deoiling for producing insoluble sulfur by a wet method according to claim 1, characterized in that: the discharge port of the fine powder stirring kettle is connected with the feed inlet of the continuous vacuum rotary table deoiling device through a slurry pump and a pipeline, the gas outlet of the vacuum pumping tank is connected with the balance gas inlet of the continuous vacuum rotary table deoiling device through a water ring vacuum pump and a pipeline, and the mother liquid outlet of the vacuum pumping tank is connected with the desolventizing tank through a mother liquid pump and a pipeline.
3. A screening, crushing and deoiling system for wet production of insoluble sulfur according to claim 2, characterized in that: the slurry pump, the water ring vacuum pump and the mother liquor pump are all magnetic transmission pumps.
4. The system for screening, crushing and deoiling for producing insoluble sulfur by a wet method according to claim 1, characterized in that: the screening device is of a horizontal structure and comprises a screening shell, a screen cylinder, a driving shaft, a screening driving unit and a feeding pipe, wherein the screen cylinder is arranged in a cavity of the screening shell and comprises an inner screen cylinder and an outer screen cylinder, the mesh diameter of the inner screen cylinder is larger than that of the outer screen cylinder, the inner screen cylinder and the outer screen cylinder are sequentially sleeved outside the driving shaft and are supported on the driving shaft through a support, and the driving shaft is connected with the screening driving unit;
the left end of the inner screen drum is provided with a first inner check ring extending along the radial direction, the left end of the outer screen drum is provided with a second inner check ring extending along the radial direction, the bottom of the right end of the screening shell is provided with a fine powder discharge port and a coarse powder discharge port which are arranged from the left side and the right side, the right end of the outer screen drum is positioned above the coarse powder discharge port, and the inlet pipe sequentially penetrates through the screening shell and the inner cavity of the inner screen drum after the first inner check ring.
5. A screening, crushing and deoiling system for wet production of insoluble sulfur according to claim 4, characterized in that: the right end of the inner screen cylinder is provided with a first outer check ring which extends outwards along the radial direction, the right end of the outer screen cylinder is provided with a second outer check ring which extends outwards along the radial direction, and the first outer check ring and the second outer check ring are arranged above the coarse powder discharge port;
and a third outer retainer ring extending outwards along the radial direction is arranged at the right end of the outer screen cylinder, and the third outer retainer ring is arranged above the fine powder discharge port and is positioned on one side of the fine powder discharge port adjacent to the coarse powder discharge port.
6. The system for screening, crushing and deoiling for producing insoluble sulfur by a wet method according to claim 1, characterized in that: continuous vacuum revolving stage deoiling device includes deoiling shell, unloading scraper blade, revolving stage drive unit and suction filtration mechanism, be equipped with pan feeding mouth, balanced gas inlet, solid export and mother liquor suction filtration mouth on the deoiling shell, suction filtration mechanism includes suction filtration pipe, filter disc and housing, the sealed lid of filter disc fits the upper end opening of housing is in order to form the divider chamber, the divider chamber sets up in the deoiling shell, suction filtration pipe one end is stretched into divider chamber, the other end is connected the mother liquor suction filtration mouth, the filter disc passes through revolving stage drive unit drive realizes rotating, the filter disc top be provided with the ground paste distributing trough with the unloading scraper blade, ground paste distributing trough intercommunication pan feeding mouth, unloading scraper blade below is equipped with the solid export.
7. The system for screening, crushing and deoiling for producing insoluble sulfur by wet method according to claim 6, characterized in that: a fixing frame is fixed in the deoiling shell and positioned above the filter disc, and the blanking scraper blade and the slurry distributing trough are respectively and fixedly connected with the fixing frame;
the filter disc comprises filter cloth, a supporting net and a support which are arranged from top to bottom, the filter cloth is pressed on the supporting net and the support through pressing strips, the supporting net is a punched net or a strip-shaped net, and the filter cloth is a combination of chemical fiber cloth and metal or metal sintering net type;
the turntable driving unit comprises a motor and a speed reducer, the motor, the speed reducer and the housing are sequentially connected in a transmission mode, the speed reducer is arranged below the inner portion of the deoiling shell, and the position, connected with the motor in a transmission mode, of the speed reducer is connected with the deoiling shell in a sealing mode.
8. The system for screening, crushing and deoiling for producing insoluble sulfur by a wet method according to claim 1, characterized in that: the vacuum filtration tank comprises a tank body, wherein a feeding port and a gas outlet are formed in two sides of the upper portion of the tank body, a mother liquid outlet is formed in the bottom of the tank body, a baffle is connected in the tank body and is arranged from top to bottom, and the baffle is spaced from the feeding port and is arranged right opposite to the feeding port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920487911.XU CN209922894U (en) | 2019-04-11 | 2019-04-11 | System for screening, crushing and deoiling for producing insoluble sulfur by wet method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920487911.XU CN209922894U (en) | 2019-04-11 | 2019-04-11 | System for screening, crushing and deoiling for producing insoluble sulfur by wet method |
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| CN209922894U true CN209922894U (en) | 2020-01-10 |
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| CN201920487911.XU Active CN209922894U (en) | 2019-04-11 | 2019-04-11 | System for screening, crushing and deoiling for producing insoluble sulfur by wet method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109911864A (en) * | 2019-04-11 | 2019-06-21 | 无锡华盛橡胶新材料科技股份有限公司 | System for the screening of wet production insoluble sulfur, crushing, de-oiling |
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2019
- 2019-04-11 CN CN201920487911.XU patent/CN209922894U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109911864A (en) * | 2019-04-11 | 2019-06-21 | 无锡华盛橡胶新材料科技股份有限公司 | System for the screening of wet production insoluble sulfur, crushing, de-oiling |
| CN109911864B (en) * | 2019-04-11 | 2023-09-01 | 无锡华盛橡胶新材料科技股份有限公司 | System for screening, crushing and deoiling for wet production of insoluble sulfur |
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