CN104226060B - A kind of dusty gas filter - Google Patents
A kind of dusty gas filter Download PDFInfo
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- CN104226060B CN104226060B CN201410429576.XA CN201410429576A CN104226060B CN 104226060 B CN104226060 B CN 104226060B CN 201410429576 A CN201410429576 A CN 201410429576A CN 104226060 B CN104226060 B CN 104226060B
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- tank
- air
- pipe road
- gas
- outer filtering
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- 238000001914 filtration Methods 0.000 claims abstract description 157
- 239000008188 pellet Substances 0.000 claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 71
- 238000005406 washing Methods 0.000 claims description 31
- 239000010865 sewage Substances 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000008187 granular material Substances 0.000 claims description 3
- 239000011435 rock Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000003912 environmental pollution Methods 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 90
- 230000000694 effects Effects 0.000 description 12
- 239000012535 impurity Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 239000007787 solid Substances 0.000 description 8
- 238000010521 absorption reaction Methods 0.000 description 4
- 150000001450 anions Chemical class 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- -1 vehicle exhaust Substances 0.000 description 1
Abstract
The present invention proposes a kind of dusty gas filter, including: air inlet, inner filtration tank, outer filtering tank and air vent; Air inlet is connected with one end of one end of the first air delivering pipeline, the second air delivering pipeline respectively by tee T, and the other end of the first air delivering pipeline connects with inner filtration tank, and the other end of the second air delivering pipeline connects with outer filtering tank; Air vent is connected with one end of the one end on downtake pipe road, second exhaust pipe road respectively by tee T, and the other end on downtake pipe road connects with the top of outer filtering tank, and the other end on second exhaust pipe road connects with the top of inner filtration tank; Inner filtration tank, outer filtering tank middle part be equipped with filtration pellet. Beneficial effects of the present invention is as follows: by filter, the dusty gas after burning is filtered so that it is discharged in air after reaching country's high-quality gas discharging standard again, it is prevented that environmental pollution.
Description
Technical field
The present invention relates to gas cleaning plant technical field, particularly relate to a kind of dusty gas filter.
Background technology
The problems such as along with the quickening year by year of China's economic growth rate, problem of environmental pollution is also on the rise, and environmental pollution not only affects the healthy of people, also results in Global Ecological serious unbalance, climatic deterioration. The reason of environmental pollution carrys out the dusty gas discharge after spontaneous combustion greatly, dusty gas such as vehicle exhaust, chemical plant, boiler factory, power plant etc. discharges, these dusty gass are directly discharged in air, cause the generation of the natural disaster such as haze, acid rain.
At present, dusty gas after burning does not still carry out the device of effectively filtration, and dusty gas is mostly directly discharged in air, therefore, in the urgent need to a kind of device that can effectively dusty gas be filtered so that dusty gas become country high-quality discharge standard gas after enter again in air.
Summary of the invention
The present invention proposes a kind of dusty gas filter, solves the problem that the dusty gas after burning can not be carried out effectively filtration in prior art.
The technical scheme is that and be achieved in that:
A kind of dusty gas filter, including: air inlet, inner filtration tank, outer filtering tank and air vent; Described air inlet is connected with one end of one end of the first air delivering pipeline, the second air delivering pipeline respectively by tee T, and the other end of described first air delivering pipeline connects with described inner filtration tank, and the other end of described second air delivering pipeline connects with described outer filtering tank; Described air vent is connected with one end of the one end on downtake pipe road, second exhaust pipe road respectively by tee T, the other end on described downtake pipe road connects with the top of described outer filtering tank, and the other end on described second exhaust pipe road connects with the top of described inner filtration tank;Described inner filtration tank, outer filtering tank middle part be equipped with filtration pellet.
As preferably, described inner filtration tank, outer filtering tank bottom all connect with water tank, described water tank washes one end of pipeline respectively by tee T with first, one end of the second washing pipeline is connected, the other end of described first washing pipeline connects with the top of described inner filtration tank, and the other end of described second washing pipeline connects with the top of described outer filtering tank; The tee T being connected with described water tank is provided with water pump.
As preferably, the tee T being connected with described water tank is provided with air pump and ozonator.
As preferably, also including cyclone, the air inlet of described cyclone is connected with the outfan of the outfan on described downtake pipe road, second exhaust pipe road respectively by tee T; The gas outlet of described cyclone is connected with described air vent; The bottom of described cyclone is provided with sewage draining exit.
As preferably, described filtration pellet is porous ceramic particles or volcanic rock granule.
As preferably, described inner filtration tank, outer filtering tank the latter half be pyramidal structure.
As preferably, described first air delivering pipeline is provided with the first electrically-controlled valve, described second air delivering pipeline is provided with the second electrically-controlled valve, described first washing pipeline is provided with the 5th electrically-controlled valve, described second washing pipeline is provided with the 6th electrically-controlled valve, described downtake pipe road is provided with the 3rd electrically-controlled valve, and described second exhaust pipe road is provided with the 4th electrically-controlled valve.
As preferably, the bottom welding of the top of described water tank and described outer filtering tank.
Work process and the operation principle of the present invention are as follows:
First duty:
The dusty gas being in anaerobic condition enters inner filtration tank by air inlet, the first air delivering pipeline, the first electrically-controlled valve, then outer filtering tank is entered via the end opening of inner filtration tank, after filtering pellet and filtering, enter in cyclone by downtake pipe road, the 3rd electrically-controlled valve, gas after above-mentioned filtration is carried out gas solid separation by cyclone, isolated clean gas is discharged by the air vent on cyclone top, and isolated solid impurity is discharged by the sewage draining exit of cyclone bottom.
Meanwhile, the water in water tank is constantly squeezed into above the filtration pellet of inner filtration tank by the first washing pipeline, the 5th electrically-controlled valve by water pump, and water enters the latter half of inner filtration tank after filtering the filtration of pellet, and the gas of input inner filtration tank is washed; During oxygen mix is constantly intake by air pump and ozonator simultaneously, the dusty gas being in anaerobic condition just can be carried out fully oxidized by the water so entered in inner filtration tank; Due to gas and water high speed washing and filtering pellet in said process, therefore there is water fall effect, produce a large amount of anion, it is possible to the harmful positive ions in dusty gas is adsorbed; Further, since dusty gas is to enter tank body with tangential direction, add the pressurization of air pump, make the gas after washing, oxidation, absorption enter inner filtration tank with high speed tangential direction; Owing to interior outer tank body is all tapered, gas enters from tangential starting force again, in tank, gas has again the naturally warm and humid Variation Features such as upper cool lower heat, therefore, gas produces Venturi effect in inner filtration tank, there is tornado effect outside in filtering tank, produce negative pressure at air inlet, be prevented effectively from and air-resistance phenomenon occurs.
Second duty:
The dusty gas being in anaerobic condition enters outer filtering tank by air inlet, the second air delivering pipeline, the second electrically-controlled valve, then inner filtration tank is entered via the end opening of outer filtering tank, after filtering pellet and filtering, enter in cyclone by second exhaust pipe road, the 4th electrically-controlled valve, gas after above-mentioned filtration is carried out gas solid separation by cyclone, isolated clean gas is discharged by the air vent on cyclone top, and isolated solid impurity is discharged by the sewage draining exit of cyclone bottom.
Meanwhile, the water in water tank is constantly squeezed into above the filtration pellet of outer filtering tank by the second washing pipeline, the 6th electrically-controlled valve by water pump, and water enters the latter half of outer filtering tank after filtering the filtration of pellet, and the gas inputting outer filtering tank is washed;During oxygen mix is constantly intake by air pump and ozonator simultaneously, the dusty gas being in anaerobic condition just can be carried out fully oxidized by the water so entered in outer filtering tank; Due to gas and water high speed washing and filtering pellet in said process, therefore there is water fall effect, produce a large amount of anion, it is possible to the harmful positive ions in dusty gas is adsorbed; Further, since dusty gas is to enter tank body with tangential direction, add the pressurization of air pump, make the gas after washing, oxidation, absorption enter outer filtering tank with high speed tangential direction; Owing to interior outer tank body is all tapered, gas enters from tangential starting force again, in tank, gas has again the naturally warm and humid Variation Features such as upper cool lower heat, therefore, Venturi effect is produced in gas filtering tank outside, in inner filtration tank, there is tornado effect, produce negative pressure at air inlet, be prevented effectively from and air-resistance phenomenon occurs.
Water in water tank is circulated while constantly squeezing into filtration pellet top by water pump, is also brought into by the impurity in water, and filtering pellet can be filtered the impurity in water, and these impurity changes into moistening particle entrapment on filtration pellet top.
Above-mentioned first duty is equivalent to backwash when gas being filtered in the second duty during the gas washing in water internal filtering tank from top to bottom; In first duty, gas filtration pellet in outer filtering tank is equivalent to backwash when the second duty is washed when being filtered.
Above-mentioned second duty is equivalent to backwash when gas being filtered in the first duty during the gas washing in water external filtering tank from top to bottom; In second duty, gas filtration pellet in inner filtration tank is equivalent to backwash when the first duty is washed when being filtered.
Each electrically-controlled valve of electric cabinet timing controlled in above-mentioned work process, make the first electrically-controlled valve in the first duty, the 5th electrically-controlled valve, the 3rd electrically-controlled valve and the second electrically-controlled valve in the second duty, the 6th electrically-controlled valve, the 4th electrically-controlled valve open and-shut mode contrary, realize the filtration pellet filtered in pellet, outer filtering tank in inner filtration tank to be alternately in and positive and negative wash state, thus reaching nonclogging Non-intermittent forever to filter purpose.
What adopt due to system is that high-temperature gas is washed by recirculated water, and therefore the heat energy in gas is understood some and transferred in water, by the utilization of hot water can realize heat energy recycling.
The invention have the benefit that
By filter, the dusty gas after burning is filtered so that it is discharged in air after reaching country's high-quality gas discharging standard again, it is prevented that environmental pollution.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of dusty gas filter of the present invention;
In figure:
1, air inlet, 2, inner filtration tank, 3, outer filtering tank, 4, water tank, 5, water pump, 6, air pump, 7, ozonator, 8, cyclone, 9, air vent, 10, sewage draining exit, 11, pellet, the 12, first electrically-controlled valve, the 13, second electrically-controlled valve are filtered, 14, the 3rd electrically-controlled valve, 15, the 4th electrically-controlled valve, the 16, the 5th electrically-controlled valve, the 17, the 6th electrically-controlled valve, 18, the first air delivering pipeline, 19, the second air delivering pipeline, the 20, first washing pipeline, the 21, second washing pipeline, 22, downtake pipe road, 23, second exhaust pipe road.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments. Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiment as shown in Figure 1 is it can be seen that a kind of dusty gas filter of the present invention, including air inlet 1, inner filtration tank 2, outer filtering tank 3 and cyclone 8; Air inlet 1 is connected with one end of one end of the first air delivering pipeline 18, the second air delivering pipeline 19 respectively by tee T, and the other end of the first air delivering pipeline 18 connects with inner filtration tank 2, and the other end of the second air delivering pipeline 19 connects with outer filtering tank 3; The air inlet of cyclone 8 is connected with the outfan of the outfan on described downtake pipe road 22, second exhaust pipe road 23 respectively by tee T, and the gas outlet of cyclone 8 is connected with air vent 9; The bottom of cyclone 8 is provided with sewage draining exit 10; The other end on downtake pipe road 22 connects with the top of outer filtering tank 3, and the other end on second exhaust pipe road 23 connects with the top of inner filtration tank 2; Inner filtration tank 2, outer filtering tank 3 middle part be equipped with filtration pellet 11.
Above-mentioned inner filtration tank 2, outer filtering tank 3 bottom all connect with water tank 4, the bottom welding of the top of water tank 4 and outer filtering tank 3; Water tank 4 washes one end of pipeline 20 respectively by tee T with first, one end of the second washing pipeline 21 is connected, and the other end of the first washing pipeline 20 connects with the top of inner filtration tank 2, and the other end of the second washing pipeline 21 connects with the top of outer filtering tank 3; The tee T being connected with water tank 4 is provided with water pump 5, air pump 6 and ozonator 7.
Filtering pellet 11 is porous ceramic particles or volcanic rock granule. Above-mentioned filtration pellet has high-temperature stability.
Inner filtration tank 2, outer filtering tank 3 the latter half be pyramidal structure.
First air delivering pipeline 18 is provided with the first electrically-controlled valve 12, second air delivering pipeline 19 is provided with the second electrically-controlled valve 13, first washing pipeline 20 is provided with the 5th electrically-controlled valve 16, second washing pipeline 21 is provided with the 6th electrically-controlled valve 17, downtake pipe road 22 is provided with the 3rd electrically-controlled valve 14, and second exhaust pipe road 23 is provided with the 4th electrically-controlled valve 15.
Work process and the operation principle of above-mentioned dusty gas filter are as follows:
First duty:
The dusty gas being in anaerobic condition enters inner filtration tank 2 by air inlet the 1, first air delivering pipeline the 18, first electrically-controlled valve 12, then outer filtering tank 3 is entered via the end opening of inner filtration tank 2, after filtering pellet 11 and filtering, enter in cyclone 8 by downtake pipe road the 22, the 3rd electrically-controlled valve 14, gas after above-mentioned filtration is carried out gas solid separation by cyclone 8, isolated clean gas is discharged by the air vent 9 on cyclone 8 top, and isolated solid impurity is discharged by the sewage draining exit 10 of cyclone 8 bottom.
Meanwhile, water in water tank 4 is constantly squeezed into above the filtration pellet 11 of inner filtration tank 2 by the first washing pipeline the 20, the 5th electrically-controlled valve 16 by water pump 5, water enters the latter half of inner filtration tank 2 after filtering the filtration of pellet 11, and the gas of input inner filtration tank 2 is washed; During oxygen mix is constantly intake by air pump 6 and ozonator 7 simultaneously, the dusty gas being in anaerobic condition just can be carried out fully oxidized by the water so entered in inner filtration tank 2;Due to gas and water high speed washing and filtering pellet 11 in said process, therefore there is water fall effect, produce a large amount of anion, it is possible to the harmful positive ions in dusty gas is adsorbed; Further, since dusty gas is to enter tank body with tangential direction, add the pressurization of air pump 6, make the gas after washing, oxidation, absorption enter inner filtration tank 2 with high speed tangential direction; Owing to interior outer tank body is all tapered, gas enters from tangential starting force again, in tank, gas has again the naturally warm and humid Variation Features such as upper cool lower heat, therefore, gas produces Venturi effect in inner filtration tank 2, there is tornado effect in filtering tank 3 outside, produce negative pressure at air inlet 1 place, be prevented effectively from and air-resistance phenomenon occurs.
Second duty:
The dusty gas being in anaerobic condition enters outer filtering tank 3 by air inlet the 1, second air delivering pipeline the 19, second electrically-controlled valve 13, then inner filtration tank 2 is entered via the end opening of outer filtering tank 3, after filtering pellet 11 and filtering, enter in cyclone 8 by second exhaust pipe road the 23, the 4th electrically-controlled valve 15, gas after above-mentioned filtration is carried out gas solid separation by cyclone 8, isolated clean gas is discharged by the air vent 9 on cyclone 8 top, and isolated solid impurity is discharged by the sewage draining exit 10 of cyclone 8 bottom.
Meanwhile, water in water tank 4 is constantly squeezed into above the filtration pellet 11 of outer filtering tank 3 by the second washing pipeline the 21, the 6th electrically-controlled valve 17 by water pump 5, water enters the latter half of outer filtering tank 3 after filtering the filtration of pellet 11, and the gas inputting outer filtering tank 3 is washed; During oxygen mix is constantly intake by air pump 6 and ozonator 7 simultaneously, the dusty gas being in anaerobic condition just can be carried out fully oxidized by the water so entered in outer filtering tank 2; Due to gas and water high speed washing and filtering pellet 11 in said process, therefore there is water fall effect, produce a large amount of anion, it is possible to the harmful positive ions in dusty gas is adsorbed; Further, since dusty gas is to enter tank body with tangential direction, add the pressurization of air pump 6, make the gas after washing, oxidation, absorption enter outer filtering tank 3 with high speed tangential direction; Owing to interior outer tank body is all tapered, gas enters from tangential starting force again, in tank, gas has again the naturally warm and humid Variation Features such as upper cool lower heat, therefore, Venturi effect is produced in gas filtering tank 3 outside, in inner filtration tank 2, there is tornado effect, produce negative pressure at air inlet 1 place, be prevented effectively from and air-resistance phenomenon occurs.
Water in water tank 4 is circulated while constantly squeezing into filtration pellet 11 top by water pump 5, is also brought into by the impurity in water, and filtering pellet 11 can be filtered the impurity in water, and these impurity changes into moistening particle entrapment on filtration pellet 11 top.
Above-mentioned first duty is equivalent to backwash when gas being filtered in the second duty during the gas washing in water internal filtering tank 2 from top to bottom; In first duty, gas filtration pellet 11 in outer filtering tank 3 is equivalent to backwash when the second duty is washed when being filtered.
Above-mentioned second duty is equivalent to backwash when gas being filtered in the first duty during the gas washing in water external filtering tank 3 from top to bottom; In second duty, gas filtration pellet 11 in inner filtration tank 2 is equivalent to backwash when the first duty is washed when being filtered.
Each electrically-controlled valve of electric cabinet timing controlled in above-mentioned work process, make the first electrically-controlled valve the 12, the 5th electrically-controlled valve the 16, the 3rd electrically-controlled valve 14 in the first duty contrary with the second electrically-controlled valve the 13, the 6th electrically-controlled valve the 17, the 4th electrically-controlled valve 15 open and-shut mode in the second duty, realize the filtration pellet filtered in pellet, outer filtering tank 3 in inner filtration tank 2 to be alternately in and positive and negative wash state, thus reaching nonclogging Non-intermittent forever to filter purpose.
What adopt due to system is that high-temperature gas is washed by recirculated water, and therefore the heat energy in gas is understood some and transferred in water, by the utilization of hot water can realize heat energy recycling.
In sum, by filter, the dusty gas after burning is filtered so that it is discharged in air after reaching country's high-quality gas discharging standard again, it is prevented that environmental pollution.
The present invention can also set temperature sensor and pressure transducer in water tank 4. When water temperature is higher than design temperature low value, on control chamber, temperature indicator sends out a warning warning; When water temperature is higher than design temperature high level, relief valve is opened and with auditory tone cues. When pressure is higher than setting value in water tank 4, controls system mask time control program and transfer Stress control to, and light Stress control display lamp. , under pressure control state, when two duty alt time are less than setting value, relief valve is opened and with auditory tone cues.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (7)
1. a dusty gas filter, it is characterised in that including: air inlet (1), inner filtration tank (2), outer filtering tank (3) and air vent (9); Described air inlet (1) is connected with one end of one end of the first air delivering pipeline (18), the second air delivering pipeline (19) respectively by tee T, the other end of described first air delivering pipeline (18) connects with described inner filtration tank (2), the other end of described second air delivering pipeline (19) connects with described outer filtering tank (3), described first air delivering pipeline (18) is provided with the first electrically-controlled valve (12), and described second air delivering pipeline (19) is provided with the second electrically-controlled valve (13); Described air vent (9) is connected with one end of one end of downtake pipe road (22), second exhaust pipe road (23) respectively by tee T, the other end of described downtake pipe road (22) connects with the top of described outer filtering tank (3), the other end of described second exhaust pipe road (23) connects with the top of described inner filtration tank (2), described downtake pipe road (22) is provided with the 3rd electrically-controlled valve (14), and described second exhaust pipe road (23) is provided with the 4th electrically-controlled valve (15); Described inner filtration tank (2), outer filtering tank (3) middle part be equipped with filtration pellet (11).
2. a kind of dusty gas filter according to claim 1, it is characterized in that, described inner filtration tank (2), outer filtering tank (3) bottom all connect with water tank (4), described water tank (4) washes one end of pipeline (20) respectively by tee T with first, one end of the second washing pipeline (21) is connected, the other end of described first washing pipeline (20) connects with the top of described inner filtration tank (2), and the other end of described second washing pipeline (21) connects with the top of described outer filtering tank (3); The tee T being connected with described water tank (4) is provided with water pump (5).
3. a kind of dusty gas filter according to claim 2, it is characterised in that the tee T being connected with described water tank (4) is provided with air pump (6) and ozonator (7).
4. a kind of dusty gas filter according to claim 3, it is characterized in that, also including cyclone (8), the air inlet of described cyclone (8) is connected with the outfan of the outfan of described downtake pipe road (22), second exhaust pipe road (23) respectively by tee T; The gas outlet of described cyclone (8) is connected with described air vent (9);The bottom of described cyclone (8) is provided with sewage draining exit (10).
5. a kind of dusty gas filter according to claim 1, it is characterised in that described filtration pellet (11) is porous ceramic particles or volcanic rock granule.
6. a kind of dusty gas filter according to claim 4, it is characterised in that described inner filtration tank (2), outer filtering tank (3) the latter half be pyramidal structure.
7. a kind of dusty gas filter according to claim 2, it is characterised in that the bottom welding of the top of described water tank (4) and described outer filtering tank (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410429576.XA CN104226060B (en) | 2014-08-27 | 2014-08-27 | A kind of dusty gas filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410429576.XA CN104226060B (en) | 2014-08-27 | 2014-08-27 | A kind of dusty gas filter |
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| Publication Number | Publication Date |
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| CN104226060A CN104226060A (en) | 2014-12-24 |
| CN104226060B true CN104226060B (en) | 2016-06-08 |
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| CN201410429576.XA Expired - Fee Related CN104226060B (en) | 2014-08-27 | 2014-08-27 | A kind of dusty gas filter |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110917803B (en) * | 2018-09-19 | 2021-08-10 | 安徽紫杉环境科技有限公司 | Double-triple plasma waste gas treatment process |
| CN113628423B (en) * | 2021-08-19 | 2023-01-03 | 安徽钟南人防工程防护设备有限公司 | Harmful gas concentration monitoring and alarming system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6533844B1 (en) * | 1998-08-12 | 2003-03-18 | Fortum Oil And Gas Oy | Method and assembly for separating solids from gaseous phase |
| CN102019130A (en) * | 2009-09-17 | 2011-04-20 | 任建利 | Dust removal and desulphurization device of roasting kiln |
| CN201815219U (en) * | 2010-09-20 | 2011-05-04 | 何润岚 | Highly-efficient spiral dust collector |
| CN204073755U (en) * | 2014-08-27 | 2015-01-07 | 陈启东 | A kind of dusty gas filter |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2458162A (en) * | 2008-03-07 | 2009-09-09 | Reckitt Benckiser | Air cleaner |
| WO2010059268A1 (en) * | 2008-11-19 | 2010-05-27 | Murray Kenneth D | Carbon dioxide control device to capture carbon dioxide from vehicle combustion waste |
| CN103349878B (en) * | 2009-12-09 | 2016-04-27 | 有利创新科技有限公司 | Dust arrester and remove the method for the grit in air |
-
2014
- 2014-08-27 CN CN201410429576.XA patent/CN104226060B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6533844B1 (en) * | 1998-08-12 | 2003-03-18 | Fortum Oil And Gas Oy | Method and assembly for separating solids from gaseous phase |
| CN102019130A (en) * | 2009-09-17 | 2011-04-20 | 任建利 | Dust removal and desulphurization device of roasting kiln |
| CN201815219U (en) * | 2010-09-20 | 2011-05-04 | 何润岚 | Highly-efficient spiral dust collector |
| CN204073755U (en) * | 2014-08-27 | 2015-01-07 | 陈启东 | A kind of dusty gas filter |
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Effective date of registration: 20200817 Address after: 215500 No.13, Caotang Road, Changshu, Suzhou, Jiangsu Province Patentee after: Changshu intellectual property operation center Co.,Ltd. Address before: 101100 Beijing city Tongzhou District Liyuan area north Yangwa Village No. 5 Building No. 421 Patentee before: Chen Qidong |
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