CN109808934A - Gas-phase silica packs the recyclable device and recovery method of quick-fried bag product - Google Patents
Gas-phase silica packs the recyclable device and recovery method of quick-fried bag product Download PDFInfo
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- CN109808934A CN109808934A CN201910214985.0A CN201910214985A CN109808934A CN 109808934 A CN109808934 A CN 109808934A CN 201910214985 A CN201910214985 A CN 201910214985A CN 109808934 A CN109808934 A CN 109808934A
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- gas
- phase silica
- quick
- bag product
- collecting tank
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 204
- 239000000377 silicon dioxide Substances 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000011084 recovery Methods 0.000 title claims abstract description 14
- 238000009461 vacuum packaging Methods 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000001914 filtration Methods 0.000 claims abstract description 9
- 238000004806 packaging method and process Methods 0.000 claims description 11
- 239000006229 carbon black Substances 0.000 claims description 10
- 239000012634 fragment Substances 0.000 claims description 7
- 239000003610 charcoal Substances 0.000 claims description 2
- 238000004064 recycling Methods 0.000 abstract description 14
- 238000003912 environmental pollution Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000012858 packaging process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention discloses recyclable devices and recovery method that a kind of gas-phase silica packs quick-fried bag product.Wherein, which includes feed bin, vacuum packing machine, feeder pipe, collecting tank, suction tube, vacuum pump, filter and feed back conveying assembly.Feeder pipe is connected between feed bin and vacuum packing machine, for gas-phase silica material to be delivered in vacuum packing machine from feed bin；Suction tube is connected between vacuum packing machine and collecting tank, for sucking in collecting tank the quick-fried bag product of gas-phase silica from vacuum packing machine；Vacuum pump is connected to collecting tank, for generating negative pressure to suction tube；Filter is arranged on suction tube；Feed back conveying assembly is connected between collecting tank and feed bin, for the quick-fried bag product of gas-phase silica to be transmitted back in feed bin from collecting tank.The arrangement achieves the filtering closing recycling that gas-phase silica packs quick-fried bag product, and the quick-fried bag product of gas-phase silica for avoiding recycling is contaminated, improves the environment in make-up room, reduces labor intensity.
Description
Technical field
The present invention relates to gas-phase silica pack quick-fried bag Product recycling technical field more particularly to a kind of gas-phase silica
Pack the recyclable device and recovery method of quick-fried bag product.
Background technique
Often there is quick-fried bag phenomenon in gas-phase silica packaging process, due to the superfine category micron order of gas-phase silica particle
Other and large specific surface area strong adsorption force, therefore the quick-fried bag product generated in packaging process is largely difficult to be recovered, currently, gas phase
The quick-fried bag product a part generated in white carbon black packaging process topples over back the recycling of product feed bin using manual handling, largely passes through
Packaging blower is pumped into water scrubber elution processing and causes waste that can not recycle.And manual handling recycling labor intensity is higher, work effect
Rate is lower, and cannot achieve product closing recycling in carrying removal process and product is easily caused to be contaminated, while gas phase can be caused white
The dust raising phenomenon of carbon black products influences make-up room environmental sanitation.How effective method and apparatus to be used to solve the problems, such as this, at
A problem in quick-fried bag removal process is packed for gas-phase silica.
Summary of the invention
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, one object of the present invention
It is the recyclable device for proposing that a kind of gas-phase silica packs quick-fried bag product, it is quick-fried which may be implemented gas-phase silica packaging
Recycling is closed in the filtering of bag product, and the quick-fried bag product of gas-phase silica for avoiding recycling is contaminated, improves the ring in make-up room
Border, reduces labor intensity, and recovery efficiency is high.
Gas-phase silica according to an embodiment of the present invention packs the recyclable device of quick-fried bag product, comprising:
Feed bin, the feed bin is for storing gas-phase silica material；
Vacuum packing machine, the vacuum packing machine is for being vacuum-packed gas-phase silica material；
Feeder pipe, the feeder pipe are connected between the feed bin and the vacuum packing machine, are used for gas-phase silica
Material is delivered in the vacuum packing machine from the feed bin；
Collecting tank, the collecting tank is for collecting the quick-fried bag product of gas-phase silica；
Suction tube, the suction tube are connected between the vacuum packing machine and the collecting tank, are used for gas phase hard charcoal
Black quick-fried bag product sucks in the collecting tank from the vacuum packing machine；
Vacuum pump, the vacuum pump are connected to the collecting tank, for generating negative pressure to suction tube；
Filter, the filter is arranged on the suction tube, for filtering out in the quick-fried bag product of gas-phase silica
Packaging bag fragment；
Feed back conveying assembly, the feed back conveying assembly are connected between the collecting tank and the feed bin, are used for gas
The quick-fried bag product of phase white carbon black is transmitted back in the feed bin from the collecting tank.
Gas-phase silica according to an embodiment of the present invention packs the recyclable device of quick-fried bag product, when gas-phase silica material packet
When quick-fried bag phenomenon occurs during dress, firstly, closing vacuum packing machine, stops feeder pipe and convey gas-phase silica material；Then,
Start vacuum pump, and exhaust pipe and suction tube is kept to be in logical state, so that suction tube is in negative pressure state, thus by gas phase
White carbon black is packed in quick-fried bag product sucking collecting tank, meanwhile, during suction, filter filters out the quick-fried bag of gas-phase silica and produces
Packaging bag fragment in product；After being collected into the quick-fried bag product of a certain amount of gas-phase silica to collecting tank, group is conveyed by feed back
The quick-fried bag product of gas-phase silica is transmitted back in feed bin by part from collecting tank, to be repacked.The embodiment of the present invention as a result,
The recyclable device that gas-phase silica packs quick-fried bag product realizes the filtering closing recycling that gas-phase silica packs quick-fried bag product, keeps away
The quick-fried bag product of gas-phase silica for having exempted from recycling is contaminated, ensure that the quality of the gas-phase silica material in feed bin, improves
Environment in make-up room, reduces labor intensity, and recovery efficiency is high.
It according to one embodiment of present invention, further include the first valve, first valve is arranged on the feeder pipe.
According to one embodiment of present invention, the filter is removable filter.
Further embodiment according to the present invention, further includes the second valve and third valve, second valve and described
Third valve is arranged on the suction tube, and second valve be located at the vacuum packing machine and the filter it
Between, the third valve is between the filter and the collecting tank.
According to one embodiment of present invention, the feed back conveying assembly includes feed back pipe and venturi conveyer, described
Feed back pipe is connected between the collecting tank and the feed bin, and the venturi conveyer is arranged on the feed back pipe.
Further embodiment according to the present invention, the feed back conveying assembly further include the 4th valve and the 5th valve, institute
It states the 4th valve and the 5th valve is arranged on the feed back pipe, and the 4th valve is located at the collecting tank and institute
It states between venturi conveyer, the 5th valve is between the venturi conveyer and the feed bin.
According to one embodiment of present invention, further include exhaust pipe, the exhaust pipe be connected to the collecting tank with it is described
Between vacuum pump.
Further embodiment according to the present invention further includes the 6th valve, and the 6th valve is arranged in the exhaust pipe
On.
According to one embodiment of present invention, one end of the feeder pipe is connected to the bottom of the feed bin.
According to one embodiment of present invention, one end of the feed back pipe is connected to the bottom of the collecting tank, and described time
The other end of expects pipe is connected to the top of the feed bin.
The present invention also provides the recovery methods that a kind of gas-phase silica packs quick-fried bag product.
Gas-phase silica according to an embodiment of the present invention packs the recovery method of quick-fried bag product, using it is above-mentioned according to the present invention
The gas-phase silica of any one embodiment packs the recyclable device of quick-fried bag product, includes the following steps:
The vacuum packing machine is closed, the feeder pipe conveying gas-phase silica material is stopped；
Start the vacuum pump, and the exhaust pipe and the suction tube is kept to be in logical state, so that the suction
Pipe is in negative pressure state, and gas-phase silica is packed quick-fried bag product and is sucked in the collecting tank, meanwhile, the filter filters out
Packaging bag fragment in the quick-fried bag product of gas-phase silica；
After being collected into the quick-fried bag product of a certain amount of gas-phase silica to the collecting tank, by the feed back pipe by gas phase
The quick-fried bag product of white carbon black is transmitted back in the feed bin from the collecting tank, to be repacked.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the schematic diagram for the recyclable device that the gas-phase silica of the embodiment of the present invention packs quick-fried bag product.
Appended drawing reference:
Gas-phase silica packs the recyclable device 100 of quick-fried bag product
Feed bin 1
2 first valve 21 of feeder pipe
Vacuum packing machine 3
4 second valve of suction tube, 41 third valve 42
Filter 5
Collecting tank 6
Vacuum pump 7
The 5th valve 84 of 81 the 4th valve 83 of venturi conveyer 82 of feed back pipe
The 6th valve 91 of exhaust pipe 9
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
The recyclable device that gas-phase silica according to an embodiment of the present invention packs quick-fried bag product is described below with reference to Fig. 1
100。
As shown in Figure 1, gas-phase silica according to an embodiment of the present invention packs the recyclable device 100 of quick-fried bag product, including
Feed bin 1, vacuum packing machine 3, feeder pipe 2, collecting tank 6, suction tube 4, vacuum pump 7, filter 5 and feed back conveying assembly.Wherein,
Feed bin 1 is for storing gas-phase silica material；Vacuum packing machine 3 is for being vacuum-packed gas-phase silica material；Blanking
Pipe 2 is connected between feed bin 1 and vacuum packing machine 3, for gas-phase silica material to be delivered to vacuum packing machine 3 from feed bin 1
In；Collecting tank 6 is for collecting the quick-fried bag product of gas-phase silica；Suction tube 4 is connected between vacuum packing machine 3 and collecting tank 6, is used
In by the quick-fried bag product of gas-phase silica from vacuum packing machine 3 suck collecting tank 6 in；Vacuum pump 7 is connected to collecting tank 6, for pair
Suction tube 4 generates negative pressure；Filter 5 is arranged on suction tube 4, for filtering out the packaging bag in the quick-fried bag product of gas-phase silica
Fragment；Feed back conveying assembly is connected between collecting tank 6 and feed bin 1, for the quick-fried bag product of gas-phase silica is defeated from collecting tank 6
It sends back in feed bin 1.
Gas-phase silica according to an embodiment of the present invention packs the recyclable device 100 of quick-fried bag product, when gas-phase silica object
When quick-fried bag phenomenon occurs in material packaging process, firstly, closing vacuum packing machine 3, stops feeder pipe 2 and convey gas-phase silica object
Material；Then, start vacuum pump 7, and exhaust pipe 9 and suction tube 4 is kept to be in logical state, so that suction tube 4 is in negative pressure shape
State, so that gas-phase silica is packed in quick-fried bag product sucking collecting tank 6, meanwhile, during suction, filter 5 is filtered out
Packaging bag fragment in the quick-fried bag product of gas-phase silica；To collecting tank 6 be collected into the quick-fried bag product of a certain amount of gas-phase silica it
Afterwards, the quick-fried bag product of gas-phase silica is transmitted back in feed bin 1 from collecting tank 6 by feed back conveying assembly, to be repacked.
It is quick-fried that the recyclable device 100 that the gas-phase silica of the embodiment of the present invention packs quick-fried bag product as a result, realizes gas-phase silica packaging
Recycling is closed in the filtering of bag product, and the quick-fried bag product of gas-phase silica for avoiding recycling is contaminated, ensure that the gas phase in feed bin 1
The quality of white carbon black material improves the environment in make-up room, reduces labor intensity, and recovery efficiency is high.
It should be noted that usually under state, vacuum packing machine 3 when gas-phase silica material is vacuum-packed,
Vacuum pump 7, suction tube 4 and feed back conveying assembly are in the state closed, to not influence the operation of vacuum packing machine normal work.
It according to one embodiment of present invention, further include the first valve 21, the first valve 21 is arranged on feeder pipe 2.It is logical
It crosses on feeder pipe 2 and first valve 21 is set, control gas-phase silica material is facilitated to be delivered in vacuum packing machine 3 from feed bin 1.
When needing to convey gas-phase silica material into vacuum packing machine 3, the first valve 21 only need to be opened, feeder pipe 2 is made to be in logical
State；When not needing to convey gas-phase silica material into vacuum packing machine 3, the first valve 21 only need to be closed, makes blanking
Pipe 2 is in the state closed, easy to operate.In addition, by closing the first valve 21, it is convenient to feed bin 1 or vacuum packing machine 3 into
Row maintenance closes the first valve 21 for example, when overhauling to feed bin 1, can pollution to avoid environment to vacuum packing machine 3；
Similarly, vacuum packing machine 3 is overhauled or when switching another vacuum packing machine 3, it can pollution to avoid environment to feed bin 1.
According to one embodiment of present invention, filter 5 is removable filter 5.For example, filter 5 passes through flange
It connect with suction tube 4, or is connect by screw thread with suction tube 4 to realize fast assembling-disassembling.Filter 5 can remove clearly as a result,
Reason, and reinstall to use.
Further embodiment according to the present invention further includes the second valve 41 and third valve 42, the second valve 41 and
Three valves 42 are arranged on suction tube 4, and the second valve 41 is between vacuum packing machine 3 and filter 5, third valve 42
Between filter 5 and collecting tank 6.As a result, by setting the second valve 41 and third valve 42, when needing to remove filter
When 5 cleaning, by closing the second valve 41 and third valve 42,5 independent disassembling of filter, which may be implemented, keeps recyclable device whole
It is not polluted by external environment, to guarantee that gas-phase silica material or quick-fried bag product are not contaminated, it is white to further ensure gas phase
The product quality of carbon black.In addition, also can be convenient and overhauled to vacuum packing machine 3, avoided by closing the second valve 41
By environmental pollution inside filter 5.By closing third valve 42, it also can be convenient the maintenance to collecting tank 6, avoid filter 5
Inside is by environmental pollution.
According to one embodiment of present invention, feed back conveying assembly includes feed back pipe 81 and venturi conveyer 82, feed back
Pipe 81 is connected between collecting tank 6 and feed bin 1, and venturi conveyer 82 is arranged on feed back pipe 81.By on feed back pipe 81
Venturi conveyer 82 is set, does not need in addition to increase conveying electrical equipment using pneumatics conveying, significantly reduces system energy
Consumption.
Further embodiment according to the present invention, feed back conveying assembly further include the 4th valve 83 and the 5th valve 84, and
Four valves 83 and the 5th valve 84 are arranged on feed back pipe 81, and the 4th valve 83 is located at collecting tank 6 and venturi conveyer
Between 82, the 5th valve 84 is between venturi conveyer 82 and feed bin 1.In use due to venturi conveyer 82
Abrasion is had, by closing the 4th valve 83 and the 5th valve 84, can be convenient and maintenance or more is carried out to venturi conveyer 82
It changes without polluting inside 6 inside of collecting tank and feed bin 1.In addition, also can be convenient by closing the 4th valve 83 to collecting tank 6
Maintenance, avoid the inside of venturi conveyer 82 and feed back pipe 81 by environmental pollution；It, can also be with by closing the 5th valve 84
Convenient to overhaul to feed bin 1, the inside of venturi conveyer 82 and feed back pipe 81 is by environmental pollution.
According to one embodiment of present invention, further include exhaust pipe 9, exhaust pipe 9 be connected to collecting tank 6 and vacuum pump 7 it
Between.Exhaust pipe 9 is set between collecting tank 6 and vacuum pump 7, is conducive to connect vacuum pump 7 and collecting tank 6, and installation side
Just.
Further embodiment according to the present invention, further includes the 6th valve 91, and the 6th valve 91 is arranged on exhaust pipe 9.
As a result, by closing the 6th valve 91, it can be convenient to exhaust pipe 9 and the maintenance of vacuum pump 7, avoid the inside of collecting tank 6 by ring
Border pollution.In addition, also can be convenient and overhauled to collecting tank 6, avoid exhaust pipe 9 and vacuum by closing the 6th valve 91
Pump 7 is by environmental pollution.
According to one embodiment of present invention, one end of feeder pipe 2 is connected to the bottom of feed bin 1.Be conducive to feed bin as a result,
Gas-phase silica material output in 1.
According to one embodiment of present invention, one end of feed back pipe 81 is connected to the bottom of collecting tank 6, feed back pipe 81 it is another
One end is connected to the top of feed bin 1.Be conducive to the output of the quick-fried bag product of the gas-phase silica in collecting tank 6 as a result, and return to material
In storehouse 1.
The present invention also provides the recovery methods that a kind of gas-phase silica packs quick-fried bag product.
Gas-phase silica according to an embodiment of the present invention packs the recovery method of quick-fried bag product, using it is above-mentioned according to the present invention
The gas-phase silica of any one embodiment packs the recyclable device 100 of quick-fried bag product, includes the following steps:
S1: closing vacuum packing machine 3, stops feeder pipe 2 and conveys gas-phase silica material；
S2: starting vacuum pump 7, and exhaust pipe 9 and suction tube 4 is kept to be in logical state, so that suction tube 4 is in negative pressure
State packs gas-phase silica in quick-fried bag product sucking collecting tank 6, meanwhile, filter 5 filters out the quick-fried bag of gas-phase silica and produces
Packaging bag fragment in product；
S3: after being collected into the quick-fried bag product of a certain amount of gas-phase silica to collecting tank 6, by feed back conveying assembly by gas
The quick-fried bag product of phase white carbon black is transmitted back in feed bin 1 from collecting tank 6, to be repacked.
Gas-phase silica according to an embodiment of the present invention packs the recovery method of quick-fried bag product, realizes gas-phase silica packet
The filtering closing recycling of quick-fried bag product is filled, the quick-fried bag product of gas-phase silica for avoiding recycling is contaminated, ensure that in feed bin 1
The quality of gas-phase silica material improves the environment in make-up room, reduces labor intensity, and recovery efficiency is high.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is defined by the claims and their equivalents.
Claims (11)
1. the recyclable device that a kind of gas-phase silica packs quick-fried bag product characterized by comprising
Feed bin, the feed bin is for storing gas-phase silica material；
Vacuum packing machine, the vacuum packing machine is for being vacuum-packed gas-phase silica material；
Feeder pipe, the feeder pipe are connected between the feed bin and the vacuum packing machine, are used for gas-phase silica material
It is delivered in the vacuum packing machine from the feed bin；
Collecting tank, the collecting tank is for collecting the quick-fried bag product of gas-phase silica；
Suction tube, the suction tube are connected between the vacuum packing machine and the collecting tank, for gas-phase silica is quick-fried
Bag product sucks in the collecting tank from the vacuum packing machine；
Vacuum pump, the vacuum pump are connected to the collecting tank, for generating negative pressure to suction tube；
Filter, the filter is arranged on the suction tube, for filtering out the packaging in the quick-fried bag product of gas-phase silica
Bag fragment；
Feed back conveying assembly, the feed back conveying assembly are connected between the collecting tank and the feed bin, for gas phase is white
The quick-fried bag product of carbon black is transmitted back in the feed bin from the collecting tank.
2. the recyclable device that gas-phase silica according to claim 1 packs quick-fried bag product, which is characterized in that further include
One valve, first valve are arranged on the feeder pipe.
3. the recyclable device that gas-phase silica according to claim 1 packs quick-fried bag product, which is characterized in that the filtering
Device is removable filter.
4. the recyclable device that gas-phase silica according to claim 3 packs quick-fried bag product, which is characterized in that further include
Two valves and third valve, second valve and the third valve are arranged on the suction tube, and second valve
Door positioned at the vacuum packing machine and the filter between, the third valve be located at the filter and the collecting tank it
Between.
5. the recyclable device that gas-phase silica according to claim 1 packs quick-fried bag product, which is characterized in that the feed back
Conveying assembly includes feed back pipe and venturi conveyer, and the feed back pipe is connected between the collecting tank and the feed bin, institute
Venturi conveyer is stated to be arranged on the feed back pipe.
6. the recyclable device that gas-phase silica according to claim 5 packs quick-fried bag product, which is characterized in that the feed back
Conveying assembly further includes the 4th valve and the 5th valve, and the 4th valve and the 5th valve are arranged at the feed back pipe
On, and the 4th valve, between the collecting tank and the venturi conveyer, the 5th valve is located at the text
In mound between conveyer and the feed bin.
7. the recyclable device that gas-phase silica according to claim 1 packs quick-fried bag product, which is characterized in that further include row
Tracheae, the exhaust pipe are connected between the collecting tank and the vacuum pump.
8. the recyclable device that gas-phase silica according to claim 7 packs quick-fried bag product, which is characterized in that further include
Six valves, the 6th valve are arranged on the exhaust pipe.
9. the recyclable device that gas-phase silica according to claim 1 packs quick-fried bag product, which is characterized in that the blanking
One end of pipe is connected to the bottom of the feed bin.
10. the recyclable device that gas-phase silica according to claim 1 packs quick-fried bag product, which is characterized in that described time
One end of expects pipe is connected to the bottom of the collecting tank, and the other end of the feed back pipe is connected to the top of the feed bin.
11. the recovery method that a kind of gas-phase silica packs quick-fried bag product, which is characterized in that using any in claim 1-10
Gas-phase silica described in one packs the recyclable device of quick-fried bag product, includes the following steps:
The vacuum packing machine is closed, the feeder pipe conveying gas-phase silica material is stopped；
Start the vacuum pump, and the exhaust pipe and the suction tube is kept to be in logical state, so that at the suction tube
In negative pressure state, gas-phase silica is packed into quick-fried bag product and is sucked in the collecting tank, meanwhile, the filter filters out gas phase
Packaging bag fragment in the quick-fried bag product of white carbon black；
After being collected into the quick-fried bag product of a certain amount of gas-phase silica to the collecting tank, by the feed back pipe by gas phase hard charcoal
Black quick-fried bag product is transmitted back in the feed bin from the collecting tank, to be repacked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910214985.0A CN109808934A (en) | 2019-03-20 | 2019-03-20 | Gas-phase silica packs the recyclable device and recovery method of quick-fried bag product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910214985.0A CN109808934A (en) | 2019-03-20 | 2019-03-20 | Gas-phase silica packs the recyclable device and recovery method of quick-fried bag product |
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| CN109808934A true CN109808934A (en) | 2019-05-28 |
Family
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