CN102000476A - Gas filtering system - Google Patents
Gas filtering system Download PDFInfo
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- CN102000476A CN102000476A CN2010105264879A CN201010526487A CN102000476A CN 102000476 A CN102000476 A CN 102000476A CN 2010105264879 A CN2010105264879 A CN 2010105264879A CN 201010526487 A CN201010526487 A CN 201010526487A CN 102000476 A CN102000476 A CN 102000476A
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Abstract
The invention relates to a gas filtering system. The gas filtering system comprises a liquid filtering system and a gas conveying system, wherein the liquid filtering system uses a plurality of boxes which are connected with one another; each box is filled with gas filtrate; air bubbles are produced when gas passes through the box; the gas conveying system is provided with a pipe body connected with the box and used for conveying gas; and each box comprises a drying box which is used for accommodating one or more air pumps and a filter and is used for buffering the gas.
Description
Technical field
The present invention relates to a kind of gas filter system, refer in particular to a kind of gas filter system that comprises the different casing of one group of water content, it is used to purify the toxic gas that various use mineral/fuel apparatus are produced, for example: incinerator, oil plant, rubber plant, plastic molding and processing plant, Large Container Ship and energy plant etc.
Technical background
Along with the develop rapidly of global economy with industry, it is increasing to be discharged into airborne greenhouse gases, toxic gas and particle.Greenhouse gases in the earth atmosphere and toxic gas generally include carbon dioxide, sulfur dioxide, methane, nitrous oxide, ozone and CFC.The discharging of these toxic gases has brought a lot of problems, and such as acid rain, greenhouse effects, the latter is one of reason that causes global warming rising and global warming.For control air pollution comprehensively, people have taked a lot of measures to reduce the discharging of toxic gas.
In recent years, the gas-filtering device of inventing for purifying exhaust air emerged in an endless stream.Yet the structure of most of device is too complicated, has increased manufacturing cost.And some equipment are in order to guarantee purification efficiency, and the technology of use is too complicated.
Introduce some traditional gas purifying equipments below:
Patent documentation US 6,893,484 discloses a kind of device that is used for Purge gas acidity and alkaline impurities.By Figure of description as can be seen, gas at first enters housing, by one group of breather pipe of housing below, enters the confined space that comprises absorbability liquid via the venthole in the breather pipe subsequently then.At last, purified gas is discharged from housing by wire netting.
Patent documentation US 7,056,367 discloses a kind of method for gas purification: gas enter and flow through fill the cylinder of filtered fluid after, produce tiny foam by the stirring vane reverse flow, thereby increase contacting of gas pollutant and filtered fluid.
Patent documentation US 4,212,656 discloses a kind of purifying apparatus of smoke and fume, and it can improve depuration quality by water spray.In this device, smog fully contacts the back by several cavitys and the moisture of sprinkling and discharges.In order to guarantee depuration quality, this technical scheme has adopted several shower nozzles and fan spray nozzle, to guarantee fully contacting of smog and moisture.But this technical scheme has improved the manufacturing cost of equipment, simultaneously because nozzle is installed in inside cavity, also is unfavorable for repairing and safeguards.
This type of scientific and technological invention also has a lot, all can be used for the purposes of gas purification.
Summary of the invention
The object of the present invention is to provide a kind of gas filter system, it comprises fluid filter system and gas delivery system.In described fluid filter system, be provided with a plurality of interconnective casings, be provided with filtered fluid in this casing.Described gas delivery system is provided with the body that is connected with casing, is used to carry gas; Set casing has a casing that does not contain liquid at least in the fluid filter system, is drying box, is used for dry filter; It is connected with the air pump that acts on flowing gas in gas filter system.
The another one gas filter system is characterized in that containing the different water yields in one group of casing, to be used for filtration/Purge gas.This is important techniques feature of the present invention.
Description of drawings
Fig. 1 is the three-dimensional appearance perspective view of gas filter system embodiment of the present invention.
Fig. 2 is the three-dimensional appearance perspective view of gas delivery system among the gas filter system embodiment of the present invention.
Fig. 3 is the inner perspective view that decomposes among the gas filter system embodiment of the present invention.
Fig. 4 is the perspective view of the casing that two appendixs link to each other among the gas filter system embodiment of the present invention.
Fig. 5 is the perspective view of gas filter system embodiment of the present invention middle level filtration system.
The specific embodiment
Below in conjunction with Figure of description and embodiment, the present invention is further illustrated.
Fig. 1 is a gas filter system embodiment three-dimensional appearance perspective view of the present invention.In gas filter system 10, be provided with filter box 30; Wherein have at least a casing not to be provided with filtered fluid; Realize the gas dry filter by many filter courses.In many examples, the filtered fluid that is provided with in the filter box 30 is a water.But note that the filtered fluid that is provided with is not limited to water in gas filter system 10, also can use any other liquid that can satisfy this functional requirement.
In embodiments of the present invention, last step of filter process is that the filtering gas after purifying is passed through many group dry filter layers, and this filter course is made up of the particulate filter that comprises activated carbon/charcoal.As shown in Figure 1, carry out gas filtration by the many groups dry filter layer that is provided with in the casing.
In the embodiment shown in fig. 1, casing 30 is cuboid or cube structure, casing 30 front surfaces be 24 and box top be 22, a plurality of casings are set up within it.Be provided with 8 interconnective casings and line up two rows side by side.Wherein each is provided with in the casing of liquid and is provided with transparent pipe 26, and it is arranged on the casing front surface 24, is used for observing the liquid level position of each casing 30 and shows when need to replenish filtered fluid.In casing 30 outsides, generally be that casing front surface 24 is provided with the device 28 that is used to observe filter/filtered fluid, it can make the user by observing the change color of liquid, to determine when to change the liquid in the casing.The fuselage material of device 28 can be a transparent plastic, but is not limited to transparent plastic.
In embodiment as shown in Figure 1,, between the gas filtration casing, be provided with a plurality of pump housings: air pump 14a, 14b and liquid pump 16 in order to deliver the gas in the relevant casing.Air pump 14a, 14b and liquid pump 16 are arranged in the same casing, so that save the space.The front end of a casing is provided with control cabinet 36 therein, is used to control air pump 14a, 14b and liquid pump 16.
A plurality of liquid delivery tubes 12 are connected with the casing that is provided with filtered fluid.Liquid delivery tube 12 in the casing 30 is provided with water inlet 34 and delivery port 32.Such as, gas filter system 10 employed filtered fluids import by water inlet 38, carry by liquid delivery tube 12 then, and enter into each casing 30 via water inlet 34.In the embodiment shown in fig. 1, the water inlet 34 above casing 30 front surfaces 24 is connected with casing 30 respectively.After the gas filtration process finished, gas filter system 10 employed filtered fluids were discharged by delivery port 32.Delivery port 32 is used for discharging the used filtered fluid of casing.Water inlet 38 is connected with liquid delivery tube 12.The casing 30 that is provided with filtered fluid is equipped with delivery port 32, thereby can will discharge respectively with the filtered fluid of crossing.Liquid pump 16 in the casing 30 can be transported to filtered fluid the casing from water inlet 38.
After gas filter system work a period of time, pollutant can be stayed in the casing 30.In order to remove these pollutants, can use the water pipe plug screw 80 that is provided with on casing 30 front surfaces 24, it can be connected with water pipe.
During liquid conveying system work, employed filtered fluid in the gas filter system, such as: water, by the effect of liquid pump 16,38 enter into casing 30 along liquid delivery tube 12 from water inlet.Gas is press-fit into casing by air pump 14a and 14b.
Fig. 2 is a kind of embodiment three-dimensional appearance perspective view of gas delivery system 50 in the gas filter system 10.Gas delivery system 50 comprises one group of air shooter 52, and it connects a plurality of casing 30:30a ... 30g.According to the embodiment among Fig. 2, gas delivery system 50 comprise air shooter 52a, 52b ... 52i as shown in Figure 3, can be delivered to another casing from a casing with gas.Air shooter 52 preferably adopts stainless steel material.In some embodiments, air shooter 52 is arranged on the end face 22 of casing 30.Air shooter not necessarily will stretch out from end face 22, but generally will try one's best near box top, thereby can as often as possible emit gas at short notice.Whole gas filtration process approximately continued for 10 seconds.
Fig. 3 describes the filter process of gas in casing 30 in detail.The concrete structure of air shooter 52 will describe in detail below in conjunction with Fig. 3.Air inlet 54 is arranged on the end face 22 of casing 30, and is connected with one of them casing 30, and gas enters in the casing 30 by air inlet 54 and filters.In addition, discharge by the venthole on the end face 22 that is arranged on casing 30 56 through gas filter system 10 purified gases.In some embodiments, venthole 56 is arranged on the end face 22 of the casing 30 of filter course that last step is provided with in the gas filtration process.
As shown in Figure 3, the inner perspective view that decomposes among the gas filter system embodiment of the present invention.Casing 30 comprise casing 30a, 30b ... 30g, these casings connect by gas delivery system 50, gas delivery system 50 comprise air shooter 52a, 52b ... 52i.Gas filter system 10 comprises some liquid filtering casees and at least one filter course case.In casing 30a, 30b, 30d, 30e and 30f, contain a certain amount of filtered fluid that is used for filtration, purification gas.Casing 30g comprises one group of filter course 18 (as shown in Figure 5), and is connected with casing 30f.
Specifically, casing 30a, the 30b in the gas filter system 10 ... 30g connects successively.In the embodiment shown in fig. 3, casing 30a, 30b ... the size of 30g is 24 inches, 24 inches, 60 inches.The size that note that casing 30 not necessarily is limited to the data among Fig. 3.
The power of air pump 14a and 14b depend on casing 30a, 30b ... the content of filtered fluid among the 30f.Casing 30a, 30b ... the water level of 30f is relevant with the content of its filtered fluid.Note that height of water level is not limited to the data among the embodiment, and can adjust according to filtered fluid content.In the embodiment shown in Fig. 1-3, the power of each air pump motor is 230 watts, 4 horsepowers, and 3451 revolutions per, 18 amperes.
In order to guarantee filter efficiency, present embodiment draw casing 30a, 30b ... the water level of 30f, i.e. water content, as follows:
The water level of first casing 30a is 36 inches (89.9 gallons).
The water level of second casing 30b is 16 inches (39.9 gallons).
Do not contain filtered fluid among the 3rd the casing 30c.
The water level of the 4th casing 30d is 39 inches (97.2 gallons).
The water level of the 5th casing 30e is 24 inches (59.8 gallons).
The water level of the 6th casing 30f is 39 inches (97.2 gallons).
Water level has determined liquid level position, and casing is divided into two spaces, and last sheaf space does not have filtered fluid; Lower layer space is full of filtered fluid.For example, in the embodiment shown in Fig. 3, liquid level 64 is divided into upper space 66 (no filtered fluid) and lower space 68 (being full of filtered fluid) with casing 30a.
Fig. 3 has also described the interconnected relationship between air shooter 52, air pump 14a and 14b and the casing 30.According to the different connected modes of casing 30, air shooter is divided into two types.In particular, air shooter 52a, 52b, 52d, 52e, 52g and 52h belong to first type, and promptly air shooter I is arranged on the end face 22 of casing 30, and be connected to each casing to carry gas, such as casing 30a, 30b, 30c, 30d, 30e, 30f and 30g.Air shooter 52c and 52f belong to second type, and promptly air shooter II is arranged on the end face 22 of casing (such as 30b and 30d), and second type air shooter is connected with air pump, rather than is directly connected in the casing.
Each air shooter I has three positions, and promptly top 74, middle part 72 and bottom 70.Top 74 is positioned at the casing outside, and two end points 76 and 78 are arranged, respectively on two casings that link to each other.In the present embodiment, first end points 76 is arranged among the casing 30a; Second end points 78 is arranged among the casing 30b, difference connect box 30a and 30b, thus make gas be delivered to middle part 72 by top 74.Middle part 72 and bottom 70 are arranged in wherein each casing 30.Middle part 72 be arranged in parallel for linear structure and with the front surface 24 of casing 30.Bottom 70 is a curve construction, is positioned at following side space 68 places of casing 30.In certain embodiments, the bottom 70 of air shooter I is the transverse curvature structure, for example: closed M type structure, so that bubble is delivered in the filtered fluid.
Air shooter 52i belongs to first kind air shooter I, comprises top 74 and bottom 72.Air shooter 52i is arranged on the end face 24 of casing 30f, is connected among the casing 30g that is provided with filter course 18 Purge gas by top 74.Air shooter 52i and other carrier pipe, be as the difference of 52a, 52b, 52d, 52e, 52g and 52h: the bottom 70i of 52i is the T-shape structure, and comprises a venthole 78a who is used for emission gases at least.In the present embodiment, bottom 70i uses two venthole 78a and 78b, as shown in Figure 5.
Fig. 3 demonstration is also described the filter process that comprises water/wet filtration method and dried fiber filter method in detail.
First air pump 14a is pressed into air in the casing 30a by the air inlet 54 that is arranged on first casing 30a end face 22; Air inlet 54 is connected with first air shooter 52a.
Gas enters from air inlet 54, is pressed into then in first air shooter 52a among first casing 30a.Specifically, gas be pressed downward into, enter the bottom 70 of 52a by the middle part 72 of first air shooter 52a, be released into the following side space 68 of casing 30a then.
In embodiments of the present invention, the bottom 70 of air shooter 52 comprises one group of aperture 40, so that gas is discharged air shooter 52.In order to guarantee fully contacting of gas and liquid, the while can not produce flow resistance again and reduce wet filter effect, and the diameter of each aperture 40 preestablishes, as: 3/16 inch.
Gas can produce bubble naturally according to bubble effect after discharging from aperture 40.Bubble effect can increase the surface area of gas, and assurance gas fully contacts with water.After the first round filtered, bubble (being gas) rose to liquid level 64, enters then in the superjacent air space 66 of casing 30a, is transported to subsequently among second casing 30b.
Enter among second the air shooter 52b that is arranged on second casing 30b end face 24 through the gas after the first round filtration among the casing 30a.This gas is forced down into the following side space 68 of casing 30b by the middle part 72 of carrier pipe 52b, enters the bottom 70 of carrier pipe 52b subsequently, discharges by aperture 40.The same with first round filtration, gas will produce bubble effect after discharging by aperture 40, increases the surface area of gas, guarantees fully contacting of gas and water, has improved filter effect.After two-wheeled filtered, bubble rose to liquid level 64, compiled at the superjacent air space 66 of casing 30b, was transported to subsequently among the 3rd the casing 30c.
Enter subsequently among the 3rd the air shooter 52c through the gas after filtering among second casing 30b.Air shooter 52c is connected with air pump 14a.Air pump 14a is pressed into gas among the 3rd the casing 30c by the 4th air shooter 52d.
By the effect of air pump 14a and air pump 14b, gas is entered be arranged among the 4th the air shooter 52d in the casing 30c end face 22.Gas enters downwards in the following side space 68 of the 3rd casing 30c by middle part 72, the bottom 70 of the 4th air shooter 52d, discharges by aperture 40 then.Do not contain filtered fluid among the 3rd the casing 30c, only be used for gas buffer, be used for guaranteeing that gas can enter into next Rose Box reposefully under the effect of air pump 14a and 14b.Discharging filtering gas from the 3rd casing 30c enters among the 4th the casing 30d.
Behind the 3rd casing 30c, gas is entered into be arranged on the 5th air shooter 52e on the 4th the casing 30d end face 22; This gas is pressed in the following side space 68 of casing 30d by the middle part 72 of air shooter 52e; Be directed to the bottom 70 of carrier pipe 52e then, discharge by aperture 40 then; After the discharge, can produce bubble effect by nature; After filtering through three-wheel, bubble rises to liquid level 64, enters in the superjacent air space 66 of the 4th casing 30d to compile, and enters then among the 5th the casing 30e.
The gas of discharging from the 4th casing 30d is pressed among the 6th the air shooter 52f that is connected to air pump 14b; By the effect of air pump 14a and 14b, enter among the 5th the casing 30e then via the 7th air shooter 52g.
Under the effect of air pump 14a and 14b, gas is pressed among the 7th the air shooter 52g that is arranged on the 5th the casing 30e end face 22; In the middle part 72 of this gas by air shooter 52g, the following side space 68 that bottom 70 enters casing 30e downwards; And by aperture 40 discharges; Bubble rises to liquid level 64, enters the superjacent air space 66 of casing 30e, and after filtering through four-wheel, gas is transported among the 6th the casing 30f.
Gas is pressed among the 8th the air shooter 52h that is arranged in the 6th the casing 30f end face 22, then by the middle part 72 of carrier pipe 52h, the following side space 68 that bottom 70 enters casing 30f.Discharge by aperture 40.Bubble rises to waterborne surperficial 64, and the superjacent air space 66 that enters casing 30f then compiles, take turns filtration through five after, gas enters among the 7th the casing 30g.
In the present embodiment, gas is fully filtered after taking turns filtration through the 5th among the 6th the casing 30f.
Purified gas is pressed among the 9th the air shooter 52i that is arranged in the 7th the casing 30g end face 22.Among the disclosed embodiment, casing 30g is last Rose Box in Fig. 3, its size can with casing 30a, 30b ... 30f is identical.Purified gas enters the following side space 68i of casing 30g downwards by the middle part 72 of the 9th air shooter 52i along 52i.The bottom 70i of air shooter 52i is the T-shape structure, is provided with two venthole 78a and 78b, is used for gas is disposed to the following side space 68i of casing 30g.Following side space 68i is by filter course 18 decisions.In the disclosed embodiment of Fig. 3, filter course 18 is divided into a plurality of spaces with casing 30g, enters down side space 68i from venthole 78a and 78b release purified gas.Purified gas passes through a plurality of filter courses from the bottom to top, for example: and 5 filter courses, as shown in Figure 5.
Each filter course 18 comprises particulate filter and active carbon/charcoal.Active carbon can in and stink; Particulate filter can be strengthened filter effect.Purified gas is by behind the filter course, and the venthole 56 on being arranged on casing 30g end face 24 is discharged in the atmosphere.
After taking turns filtration through five, the most of impurity in the gas is removed by wet filtration method, so the longer service life of filter course 18 only needs the several months to change once.
Fig. 4 is the perspective view of the casing that two appendixs link to each other among the gas filter system embodiment of the present invention.The course of work of gas filter system 10 has been described briefly by this figure.
Fig. 4 has showed two air shooters 50, i.e. middle part and the bottom of air shooter I and air shooter II.As shown in Figure 3, gas enters by air shooter 50 after the casing, discharges by aperture 40.The bubble that forms is discharged by adjacent air shooter or pipe outlet (see figure 4).Or rather, aperture 40 is evenly distributed on the bottom 70 of air shooter I and air shooter II, and in the present embodiment, the spacing between the aperture is 1 inch.
Fig. 5 has showed the internal structure of casing (or claiming gas tank) 30g among the present invention.The size of casing 30g is identical with other casing.Air shooter 52i is positioned at casing 30g inside, delivers the gas to casing 30g below.Air shooter 52i passes all filter courses, and its bottom is positioned at the below of nethermost filter course, thereby makes the filter course of gas above nethermost filter course rises to gradually, successively filters, and finally discharges casing 30g.
After filtered fluid and filter course purification end, employed filtered fluid is back in the casing 30 by liquid delivery tube 12, is used for filtering next time.Used filtered fluid, such as: water, can change very easily, the assurance filtration system is moved continuously.
It should be noted that in addition when needs are changed filtered fluid, used filtered fluid, such as: water, it also can be collected from gas filter system 10 and filter water.According to experiment test, used filtration water is sprinkling upon on the meadow, there is no the withered phenomenon in tangible meadow according to observations, this waste water can be directly used in the pouring meadow or be disposed in the septic tank disposal system.
As previously mentioned, filter course 18 (as particulate filter) only needs the several months to change once.This is that before dry filter, the most of harmful substance in the gas is eliminated, so longer service life because particulate filter work is last step at whole filter process.
In order to guarantee filter effect, must guarantee that the water yield in each casing is moderate.More particularly, each venthole 40 is of a size of 3/16 inch in the present embodiment.
Claims (17)
1. gas filter system, it is characterized in that: it comprises:
Fluid filter system, comprise at least more than one and interconnective casing; And
Gas delivery system, it is connected with described casing, is used to carry gas;
Wherein, described casing comprises a drying box that does not contain liquid.
2. gas filter system, it is characterized in that: it comprises:
Fluid filter system, comprise at least more than one and interconnective casing, wherein casing includes the liquid of different content, is used for Purge gas;
Layer filtration system, it is provided with one group of above dry filter layer, and it is connected with a casing in the fluid filter system; And
Gas delivery system, it is connected with described casing, is used for carrying casing gas.
3. gas filter system according to claim 2 is characterized in that: the casing in the described fluid filter system comprises a drying box, and this drying box does not contain liquid, and it is connected between the casing that contains liquid.
4. gas filter system according to claim 1 is characterized in that: described gas delivery system, and it comprises at least one group of above air shooter; Described air shooter comprises:
First kind air shooter I, it is arranged on the casing top, and extends in the adjacent casing; And
The second class air shooter II, it is arranged on the casing top, and is connected with the air pump that is used for gas is pressed into or extrudes casing.
5. gas filter system according to claim 4 is characterized in that: each first kind air shooter I, and it comprises:
The air shooter bottom, it extends to the following side space of described casing, and is provided with a plurality of ventholes that are used to discharge gas; And
Air shooter top, it extends to the carrier pipe bottom continuously.
6. gas filter system according to claim 1 is characterized in that: it comprises a filter course system, and this filter course system comprises at least one group of above dry filter layer; And it is connected with a casing in the fluid filter system.
7. gas filter system according to claim 6 is characterized in that: described air shooter, comprise the 3rd class air shooter III, and it is arranged on described casing top, is used to deliver gas to the dry filter layer; And
The 3rd class air shooter III is provided with T type structure at the following side space of described casing, wherein is provided with two ventholes that are used to discharge gas.
8. gas filter system according to claim 4 is characterized in that: the bottom of each first kind air shooter is closed M type pipe structure; And on this M type body, be provided with a plurality of ventholes.
9. gas filter system according to claim 8 is characterized in that: the venthole that is provided with in the described first kind air shooter is spaced apart, and the spacing of venthole is 1 inch.
10. gas filter system according to claim 9 is characterized in that: the diameter of each venthole is 3/16 inch.
11. gas filter system according to claim 1 and 2 is characterized in that: described liquid, it comprises: water.
12. the method for the employed filtering gas of gas filter system is characterized in that: it comprises:
Gas is transported in a plurality of casings that contain filtered fluid by air shooter;
Make gas pass through a plurality of ventholes in the M type air shooter, enter in the filtered fluid with the form of bubble;
Gas upwards is delivered in the described casing; Be delivered to downwards in the coupled casing via corresponding air shooter then; And
Gas is discharged from casing.
13. the method for filtering gas according to claim 12 is characterized in that: by a plurality of casings, wherein, it comprises a drying box that does not contain liquid to gas, to alleviate air pressure, gas is entered in the adjacent casing more reposefully via air shooter.
14. the method for filtering gas according to claim 12 is characterized in that: before discharging gas, gas is via the drying box that does not contain filtered fluid, and by the filter course in the drying box.
15. the method for filtering gas according to claim 12 is characterized in that: described liquid, it comprises: water.
16. the method for filtering gas according to claim 12 is characterized in that: air shooter comprises:
Be installed in the first kind air shooter I at casing top, it extends in the adjacent casing; And
Be installed in the second class air shooter II at described casing top, be used to carry gas; And it is connected with air pump; This air pump is used for gas is pressed into or extrudes casing.
17. the method for filtering gas according to claim 16 is characterized in that: each first kind air shooter I, it comprises:
The air shooter bottom, it extends to the following side space of casing; And be provided with a plurality of ventholes that are used to discharge gas; And
Air shooter top, it extends to its underpart continuously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010526487.9A CN102000476B (en) | 2010-11-01 | 2010-11-01 | Gas filtering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010526487.9A CN102000476B (en) | 2010-11-01 | 2010-11-01 | Gas filtering system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102000476A true CN102000476A (en) | 2011-04-06 |
| CN102000476B CN102000476B (en) | 2014-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010526487.9A Expired - Fee Related CN102000476B (en) | 2010-11-01 | 2010-11-01 | Gas filtering system |
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| Country | Link |
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| CN (1) | CN102000476B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319634A (en) * | 2014-10-24 | 2015-01-28 | 江苏省电力公司盱眙县供电公司 | Power transformation box with dehumidifying device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1594324A (en) * | 1921-03-21 | 1926-07-27 | Payne Pearl Penelope | Smoke consumer and heat economizer |
| US3504481A (en) * | 1967-12-11 | 1970-04-07 | Agop G Zakarian | Air filtering system |
| US6068686A (en) * | 1997-10-07 | 2000-05-30 | Sorensen; Ian W. | Scrubber system and method of removing pollutants from a fluid |
| CN1958126A (en) * | 2006-03-10 | 2007-05-09 | 余曾福 | Method and equipment for filtrating smoke dust |
-
2010
- 2010-11-01 CN CN201010526487.9A patent/CN102000476B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1594324A (en) * | 1921-03-21 | 1926-07-27 | Payne Pearl Penelope | Smoke consumer and heat economizer |
| US3504481A (en) * | 1967-12-11 | 1970-04-07 | Agop G Zakarian | Air filtering system |
| US6068686A (en) * | 1997-10-07 | 2000-05-30 | Sorensen; Ian W. | Scrubber system and method of removing pollutants from a fluid |
| CN1958126A (en) * | 2006-03-10 | 2007-05-09 | 余曾福 | Method and equipment for filtrating smoke dust |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104319634A (en) * | 2014-10-24 | 2015-01-28 | 江苏省电力公司盱眙县供电公司 | Power transformation box with dehumidifying device |
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|---|---|
| CN102000476B (en) | 2014-04-09 |
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Granted publication date: 20140409 Termination date: 20171101 |