CN109173500A - A kind of flue-pipe dust-controlling apparatus - Google Patents
A kind of flue-pipe dust-controlling apparatus Download PDFInfo
- Publication number
- CN109173500A CN109173500A CN201811103114.3A CN201811103114A CN109173500A CN 109173500 A CN109173500 A CN 109173500A CN 201811103114 A CN201811103114 A CN 201811103114A CN 109173500 A CN109173500 A CN 109173500A
- Authority
- CN
- China
- Prior art keywords
- flue
- pipe
- spray chamber
- spray
- sink
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007921 spray Substances 0.000 claims abstract description 88
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000005192 partition Methods 0.000 claims abstract description 19
- 238000011084 recovery Methods 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 239000000779 smoke Substances 0.000 claims abstract description 5
- 238000004064 recycling Methods 0.000 claims description 35
- 238000010438 heat treatment Methods 0.000 claims description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 9
- 239000003546 flue gas Substances 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 5
- 230000004888 barrier function Effects 0.000 abstract description 5
- 238000010410 dusting Methods 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 9
- 239000002699 waste material Substances 0.000 description 7
- 239000002994 raw material Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/02—Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/04—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material using washing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/06—Arrangements of devices for treating smoke or fumes of coolers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chimneys And Flues (AREA)
Abstract
The invention provides a kind of flue-pipe dust-controlling apparatus, including several recovery units being arranged on smoke discharging pipe, the recovery unit includes the first flue, spray chamber and the second flue, first flue and the second flue is located at the two sides of spray chamber, and second flue is equipped with exhaust pump；The first sink, the second sink and partition are equipped in the spray chamber, the top of the spray chamber is equipped with spray tube, gap is equipped between the partition and spray tube, and first spray chamber is connected with the second spray chamber by the gap.Final dusting is carried out to the flue gas emerged from water described in the invention, and under the barrier action of partition, increases flue gas and spraying the indoor residence time.
Description
Technical field
The invention belongs to field of dust removal equipment, more particularly, to a kind of flue-pipe dust-controlling apparatus.
Background technique
Traditional cleaner be all in spray chamber be arranged filler or be used alone spray head sprayed, but due to
Dust-contained airflow is continuous phase, and liquid is dispersed phase, and the two phase-contact surface is limited, and separative efficiency is not high.And traditional dedusting is set
The waste liquid that spray generates all only directly is collected by standby recovering mechanism, then reuses special drier etc. to waste liquid
Recycling is dried, this processing mode needs to consume a large amount of thermal energy could be by the raw materials recovery in spray liquid.However flue
Inherently there is biggish heat, these heat losses also will cause the harm such as atmosphere calefaction into air, and most of
Foundry Works is all used not to this, causes energy waste.
Summary of the invention
In view of this, the invention is directed to a kind of flue-pipe dust-controlling apparatus, to increase dust-contained airflow and spray liquid
Contact area keeps dedusting more thorough, and is preheated using flue and be evaporated spent shower water, recycles raw material.
In order to achieve the above objectives, the technical solution of the invention is achieved in that
A kind of flue-pipe dust-controlling apparatus, including several recovery units being arranged on smoke discharging pipe, the recovery unit
Including the first flue, spray chamber and the second flue, first flue and the second flue are located at the two sides of spray chamber, institute
The second flue stated is equipped with exhaust pump；
The first sink, the second sink and partition are equipped in the spray chamber, first sink and the second sink are equal
Positioned at the bottom of spray chamber, the partition is fixed between the first sink and the second sink, the partition by spray chamber every
Top for the first spray chamber and the second spray chamber, the spray chamber is equipped with spray tube, and the lower section of the spray tube is equipped with
Several spray heads, is equipped with gap between the partition and spray tube, first spray chamber and the second spray chamber pass through institute
The gap stated is connected；
It is equipped with jet pipe in first sink, closed at one end, and the other end and first cigarette of the jet pipe
Road is connected, and several through-holes is uniformly equipped on the jet pipe；
The recovery unit is additionally provided with recycling bins, and the recycling bins are located at the lower section of the first flue, the recycling
Case and the first sink, recycling bins and the second sink pass through piping connection respectively.
Further, heat exchanger assembly is equipped in first flue, the heat exchanger assembly includes the first water conservancy diversion
Pipe, the second diversion pipe and several heat exchanger tubes, the heat exchanger tube are uniformly fixed on the inner wall of the first flue, and described changes
One end of heat pipe is connected with the first diversion pipe, and the other end is connected with the second diversion pipe, first diversion pipe and
Two diversion pipes pass through piping connection with the recycling bins respectively.
Further, the recycling bins are equipped with inner and outer wall, form heating chamber between the inner wall and outer wall.
Further, the recycling bins are equipped with water inlet pipe and outlet pipe, and the water inlet pipe and outlet pipe distinguish position
In the two sides of recycling bins.
Further, one end of the water inlet pipe is connected with the heating chamber, and the other end and described first
Diversion pipe is connected.
Further, one end of the outlet pipe is connected with the heating chamber, and the other end and described second
Diversion pipe is connected.
Further, the water inlet pipe is equipped with water pump.
Further, the outside of the outer wall of the recycling bins is equipped with insulating layer.
Further, the top of the spray chamber is equipped with water tank, and the water tank and the spray tube pass through pipeline
Connection.
Compared with the existing technology, a kind of flue-pipe dust-controlling apparatus described in the invention has the advantage that
(1) two sinks are arranged in spray chamber in a kind of flue-pipe dust-controlling apparatus described in the invention, and will be in sink
Jet pipe is connect with flue, since jet pipe is not in the water of sink, so that the direct water contact of dust-contained airflow in flue, the two are all
It is contacted in the form of continuous phase, contact area is bigger, and dedusting is more thorough.Simultaneously also spray chamber top be arranged spray head, to from
The flue gas emerged in water carries out final dusting, and under the barrier action of partition, flue gas can by spray chamber roof reflection by
First spray chamber enters the second spray chamber, increases flue gas and is spraying the indoor residence time, carries out abundant dedusting.
(2) a kind of flue-pipe dust-controlling apparatus described in the invention heat exchanger tube is arranged in flue, to utilize flue
Waste heat the water in heat exchanger tube is heated, then be transported to the heating chamber of recycling bins, the spray waste liquid in recycling bins heated
Additional issue, and then by the raw materials recovery in waste liquid, there is significant energy-saving effect.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide to further understand the invention, present invention wound
The illustrative embodiments and their description made are used to explain the present invention creation, do not constitute the improper restriction to the invention.?
In attached drawing:
Fig. 1 is the structural schematic diagram of recovery unit described in the invention embodiment；
Fig. 2 is the transverse sectional view of heat-exchanging component described in the invention embodiment；
Fig. 3 is the longitudinal sectional view of heat-exchanging component described in the invention embodiment.
Description of symbols:
1, the first flue；2, spray chamber；21, the first sink；211, jet pipe；2111, through-hole；22, the second sink；23, every
Plate；231, gap；24, the first spray chamber；25, the second spray chamber；26, spray tube；261, spray head；3, the second flue；31, it is vented
Pump；4, recycling bins；41, inner wall；42, outer wall；421, insulating layer；43, heating chamber；44, water inlet pipe；441, water pump；45, it is discharged
Pipe；5, heat exchanger assembly；51, the first diversion pipe；52, the second diversion pipe；53, heat exchanger tube；6, water tank.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the invention can
To be combined with each other.
In the description of the invention, it is to be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For the limitation to the invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.In the description of the invention, unless separately
It is described, the meaning of " plurality " is two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments creates.
As shown in Figure 1-3, a kind of flue-pipe dust-controlling apparatus, including several recovery units being arranged on smoke discharging pipe, institute
The recovery unit stated includes the first flue 1, spray chamber 2 and the second flue 3, and first flue 1 and the second flue 3 distinguish position
In the two sides of spray chamber 2, second flue 3 is equipped with exhaust pump 31；Exhaust pump 31 can play the air-flow in spray chamber 2
To the effect pumped, air-flow is avoided to be obstructed by partition 23, unsmooth flowing.
It is equipped with the first sink 21, the second sink 22 and partition 23 in the spray chamber 2, first sink 21 and the
Two sinks 22 are respectively positioned on the bottom of spray chamber 2, and the partition 23 is fixed between the first sink 21 and the second sink 22, described
Partition 23 spray chamber 2 is divided into the first spray chamber 24 and the second spray chamber 25, the top of the spray chamber 2 is equipped with spray tube
26, the lower section of the spray tube 26 is equipped with several spray heads 261, and gap is equipped between the partition 23 and spray tube 26
231, first spray chamber 24 is connected with the second spray chamber 25 by the gap 231；Spray head 261 is emitted to from water
Flue gas out carries out final dusting, and under the barrier action of partition 23, and flue gas can be by the reflection of 2 roof of spray chamber by first
Spray chamber 24 enters the second spray chamber 25, increases residence time of the flue gas in spray chamber 2, carries out abundant dedusting.
Be equipped with jet pipe 211 in described first sink 21, the jet pipe 211 it is closed at one end, and the other end with it is described
The first flue 1 be connected, on the jet pipe 211 uniformly be equipped with several through-holes 2111；The jet pipe 211 is not in water
In the water of slot, so that the direct water contact of dust-contained airflow in flue, the two is contacted in the form of continuous phase, and contact area is more
Greatly, dedusting is more thorough.
The recovery unit is additionally provided with recycling bins 4, and the recycling bins 4 are located at the lower section of the first flue 1, and described returns
It receives case 4 and the first sink 21, recycling bins 4 and the second sink 22 passes through piping connection respectively.
It is equipped with heat exchanger assembly 5 in described first flue 1, the heat exchanger assembly 5 includes the first diversion pipe 51, the
Two diversion pipes 52 and several heat exchanger tubes 53, the heat exchanger tube 53 is uniformly fixed on the inner wall 41 of the first flue 1, described
One end of heat exchanger tube 53 be connected with the first diversion pipe 51, and the other end is connected with the second diversion pipe 52, described first
Diversion pipe 51 and the second diversion pipe 52 pass through piping connection with the recycling bins 4 respectively.Heat exchanger tube 53 is arranged in flue,
To heat the water in heat exchanger tube 53 using the waste heat of flue, then it is transported to the heating chamber 43 of recycling bins 4, in recycling bins 4
Spray waste liquid carry out heating additional issue, and then by the raw materials recovery in waste liquid, there is significant energy-saving effect.
The recycling bins 4 are equipped with inner wall 41 and outer wall 42, and heating chamber 43 is formed between the inner wall 41 and outer wall 42.
The recycling bins 4 are equipped with water inlet pipe 44 and outlet pipe 45, and the water inlet pipe 44 and outlet pipe 45 distinguish position
In the two sides of recycling bins 4.
One end of the water inlet pipe 44 is connected with the heating chamber 43, and the other end and first diversion pipe
51 are connected.
One end of the outlet pipe 45 is connected with the heating chamber 43, and the other end and second diversion pipe
52 are connected.
The water inlet pipe 44 is equipped with water pump 441.
The outside of the outer wall 42 of the recycling bins 4 is equipped with insulating layer 421.Insulating layer 421 can be set to rock wool board, right
Heating chamber 43 plays the role of heat preservation, reduces heat loss.
The top of the spray chamber 2 is equipped with water tank 6, and the water tank 6 and the spray tube 26 pass through piping connection.
When work, with heat exchanger tube 53 heat exchange occurs for dust-contained airflow in the first flue 1, and then temperature decreases, so
Spray chamber 2 is entered by the first flue 1 afterwards, dust-contained airflow is emerged by jet pipe 211 adequately to be connect with the water in the first sink 21
Touching, realize preliminary dust removal, then air-flow is emerged from water, be spray head 261 spray water contact realize final dusting, due to every
The barrier action of plate 23, air-flow can enter the by the first spray chamber 24 by gap 231 under the reflex of 2 roof of spray chamber
Two spray chambers 25.The barrier action of partition 23 will increase air-flow in the residence time of spray chamber 2, to increase air-flow and spray
The time of contact of water, so that dedusting is more abundant.The dust removal process of recovery unit of the flue gas by multistage in smoke discharging pipe, finally
The air-flow not polluted is formed to be directly discharged into atmosphere.
The spent shower water that first sink 21 and the second sink 22 are collected enters recycling bins 4 by pipeline, due to recycling bins 4
Heating chamber 43 is connected with the first diversion pipe 51 and the second diversion pipe 52 respectively, so that the hot water in heat exchanger tube 53 is in heating chamber 43
Waste water heating evaporation in recycling bins 4 to realize raw materials recovery, while also being had energy-efficient effect by internal circulation flow.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on should be included in the invention
Protection scope within.
Claims (9)
1. a kind of flue-pipe dust-controlling apparatus, it is characterised in that: described including several recovery units being arranged on smoke discharging pipe
Recovery unit includes the first flue (1), spray chamber (2) and the second flue (3), first flue (1) and the second flue (3)
The two sides of spray chamber (2) are located at, second flue (3) is equipped with exhaust pump (31)；
The first sink (21), the second sink (22) and partition (23), first sink are equipped in the spray chamber (2)
(21) and the second sink (22) is respectively positioned on the bottoms of spray chamber (2), and the partition (23) is fixed on the first sink (21) and the
Between two sinks (22), spray chamber (2) is divided into the first spray chamber (24) and the second spray chamber (25), institute by the partition (23)
The top for the spray chamber (2) stated is equipped with spray tube (26), and the lower section of the spray tube (26) is equipped with several spray heads (261),
Gap (231) are equipped between the partition (23) and spray tube (26), first spray chamber (24) and the second spray chamber
(25) it is connected by the gap (231)；
Jet pipe (211) are equipped in first sink (21), closed at one end, and the other end and the institute of the jet pipe (211)
The first flue (1) stated is connected, and several through-holes (2111) is uniformly equipped on the jet pipe (211)；
The recovery unit is additionally provided with recycling bins (4), and the recycling bins (4) are located at the lower section of the first flue (1), described
Recycling bins (4) and the first sink (21), recycling bins (4) and the second sink (22) pass through piping connection respectively.
2. a kind of flue-pipe dust-controlling apparatus according to claim 1, it is characterised in that: be equipped in first flue (1)
Heat exchanger assembly (5), the heat exchanger assembly (5) include the first diversion pipe (51), the second diversion pipe (52) and several change
Heat pipe (53), the heat exchanger tube (53) are uniformly fixed on the inner wall (41) of the first flue (1), the heat exchanger tube (53)
One end be connected with the first diversion pipe (51), and the other end is connected with the second diversion pipe (52), first diversion pipe
(51) and the second diversion pipe (52) passes through piping connection with the recycling bins (4) respectively.
3. a kind of flue-pipe dust-controlling apparatus according to claim 2, it is characterised in that: the recycling bins (4) are equipped with inner wall
(41) and outer wall (42) heating chamber (43), are formed between the inner wall (41) and outer wall (42).
4. a kind of flue-pipe dust-controlling apparatus according to claim 3, it is characterised in that: the recycling bins (4) be equipped with into
Water pipe (44) and outlet pipe (45), the water inlet pipe (44) and outlet pipe (45) are located at the two sides of recycling bins (4).
5. a kind of flue-pipe dust-controlling apparatus according to claim 4, it is characterised in that: one end of the water inlet pipe (44) with
The heating chamber (43) is connected, and the other end is connected with first diversion pipe (51).
6. a kind of flue-pipe dust-controlling apparatus according to claim 4, it is characterised in that: one end of the outlet pipe (45) with
The heating chamber (43) is connected, and the other end is connected with second diversion pipe (52).
7. a kind of flue-pipe dust-controlling apparatus according to claim 4, it is characterised in that: the water inlet pipe (44) is equipped with water
It pumps (441).
8. a kind of flue-pipe dust-controlling apparatus according to claim 3, it is characterised in that: the outer wall of the recycling bins (4)
(42) outside is equipped with insulating layer (421).
9. a kind of flue-pipe dust-controlling apparatus according to claim 1, it is characterised in that: set at the top of the spray chamber (2)
Have water tank (6), the water tank (6) and the spray tube (26) pass through piping connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103114.3A CN109173500A (en) | 2018-09-20 | 2018-09-20 | A kind of flue-pipe dust-controlling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811103114.3A CN109173500A (en) | 2018-09-20 | 2018-09-20 | A kind of flue-pipe dust-controlling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109173500A true CN109173500A (en) | 2019-01-11 |
Family
ID=64909283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811103114.3A Pending CN109173500A (en) | 2018-09-20 | 2018-09-20 | A kind of flue-pipe dust-controlling apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109173500A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330141A (en) * | 2011-06-30 | 2012-01-25 | 无锡出新环保设备有限公司 | Plating waste gas treatment device |
| CN102659116A (en) * | 2012-04-28 | 2012-09-12 | 四川新光硅业科技有限责任公司 | Trichlorosilane synthesis gas dust removal method |
| CN203671777U (en) * | 2014-01-21 | 2014-06-25 | 刘学武 | Air cleaning unit |
| CN203862060U (en) * | 2014-03-20 | 2014-10-08 | 安徽省霍山县金园竹艺有限公司 | Multi-stage water-mist dust removing device |
| CN203971658U (en) * | 2014-07-18 | 2014-12-03 | 吕克良 | Flue-gas treater |
| CN104197764A (en) * | 2014-09-18 | 2014-12-10 | 北京华晟环能科技有限公司 | Flue waste heat recovery system |
| CN105080245A (en) * | 2015-08-21 | 2015-11-25 | 北京建筑大学 | System and method for integrally recycling condensation heat energy of flue gas with dust and purifying flue gas |
| CN208975401U (en) * | 2018-09-20 | 2019-06-14 | 天津华北集团铜业有限公司 | A kind of multistage flue dust-removing recovery device |
-
2018
- 2018-09-20 CN CN201811103114.3A patent/CN109173500A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330141A (en) * | 2011-06-30 | 2012-01-25 | 无锡出新环保设备有限公司 | Plating waste gas treatment device |
| CN102659116A (en) * | 2012-04-28 | 2012-09-12 | 四川新光硅业科技有限责任公司 | Trichlorosilane synthesis gas dust removal method |
| CN203671777U (en) * | 2014-01-21 | 2014-06-25 | 刘学武 | Air cleaning unit |
| CN203862060U (en) * | 2014-03-20 | 2014-10-08 | 安徽省霍山县金园竹艺有限公司 | Multi-stage water-mist dust removing device |
| CN203971658U (en) * | 2014-07-18 | 2014-12-03 | 吕克良 | Flue-gas treater |
| CN104197764A (en) * | 2014-09-18 | 2014-12-10 | 北京华晟环能科技有限公司 | Flue waste heat recovery system |
| CN105080245A (en) * | 2015-08-21 | 2015-11-25 | 北京建筑大学 | System and method for integrally recycling condensation heat energy of flue gas with dust and purifying flue gas |
| CN208975401U (en) * | 2018-09-20 | 2019-06-14 | 天津华北集团铜业有限公司 | A kind of multistage flue dust-removing recovery device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190111 |
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| RJ01 | Rejection of invention patent application after publication |