CN108380025A - A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments - Google Patents
A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments Download PDFInfo
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- CN108380025A CN108380025A CN201810400459.9A CN201810400459A CN108380025A CN 108380025 A CN108380025 A CN 108380025A CN 201810400459 A CN201810400459 A CN 201810400459A CN 108380025 A CN108380025 A CN 108380025A
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- low
- temperature plasma
- rose box
- photooxidation
- box
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/80—Type of catalytic reaction
- B01D2255/802—Photocatalytic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/818—Employing electrical discharges or the generation of a plasma
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The present invention relates to waste gas treatment equipment technical fields more particularly to a kind of low-temperature plasma photooxidation to be catalyzed VOCs waste gas treatment equipments, including：Rose Box, photooxidation catalyst converter, low-temperature plasma purifier；Rose Box is rectangular-shaped；Photooxidation catalyst converter is arranged in the side of Rose Box, and photooxidation catalyst converter is connected with Rose Box by pipeline and flange；Low-temperature plasma purifier is arranged in the side of photooxidation catalyst converter, and low-temperature plasma purifier is connected with photooxidation catalyst converter by pipeline and flange；Outlet pipe is arranged in the side of low-temperature plasma purifier, and outlet pipe is connected with low-temperature plasma purifier by flange；Pass through the improvement in structure, the equipment has many advantages, such as that waste gas purification effect is good, equipment dismounting maintenance is convenient, decontamination is convenient, can effectively prevent equipment damage, to the problem of effective solution existing apparatus mentioned above in the background art and deficiency.
Description
Technical field
The present invention relates to waste gas treatment equipment technical fields more particularly to a kind of low-temperature plasma photooxidation to be catalyzed VOCs exhaust gas
Processing equipment.
Background technology
VOCs is volatile organic compounds（volatile organic compounds）English abbreviation, VOC press its
Chemical constitution can be further divided into：Alkanes, aromatic hydrocarbons, esters, aldehydes and other etc., what is identified at present has more than 300
Kind, definition of the VOCs on environment protection significance is that a kind of volatile organic matter vivaciously, that is, will produce that one kind volatilization of harm
Property organic matter；For the exhaust gas of the VOCs containing low concentration, can be used Adsorption Concentration combustion technology, biotechnology, absorption techniques, etc. from
Qualified discharge after the purifications such as daughter technology or ultraviolet light high-level oxidation technology, but existing waste gas treatment equipment is with following several
Point is insufficient：
Conventional photooxidation catalytic unit and plasma cleaning equipment can not completely purify the harmful substance in exhaust gas, right
The photooxidation catalysis not ideal enough and single containing phenyl ring and itrogenous organic substance removal effect in exhaust gas can lead to exhaust-gas treatment stroke
Long and wind speed is slower, and photooxidation catalyst converter only sufficient length can just play enough clean-up effects；
Existing low-temperature plasma equipment and the structure of photooxidation catalytic unit are complex, cause overhaul of the equipments more difficult, tear open
Dress is inconvenient；
Existing photooxidation catalytic unit is that dedusting dehumidifying strainer is arranged in the inside of photooxidation catalyst converter, when dedusting dehumidifying strainer is damaged
When, the flue dust in exhaust gas and the fragile equipment of aqueous vapor.
The present invention is mainly made by increase waste gas purification flow, fractionation functions of the equipments and three aspect of construction that improves equipment
To improve the technological means of existing equipment, to reach the effect of solving the above problems.
Invention content
The purpose of the present invention is to provide a kind of low-temperature plasma photooxidations to be catalyzed VOCs waste gas treatment equipments, above-mentioned to solve
The conventional photooxidation catalytic unit that is itd is proposed in background technology and plasma cleaning equipment in exhaust gas containing phenyl ring and nitrogenous organic
Object removal effect is not ideal enough, and structure is complex, causes overhaul of the equipments more difficult, and dismounting is inconvenient, the flue dust in exhaust gas
And the problem of aqueous vapor fragile equipment and deficiency.
The purpose of the present invention and effect are reached by technical solution in detail below：
A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments, including：It is Rose Box, admission line, photooxidation catalyst converter, low
Warm plasma purifier, outlet pipe, feculence box, support leg, maintenance door, electric box, protective shell, slot, plasma pole plate,
Hermatic door；
The Rose Box is rectangular-shaped；The admission line is arranged in the side of Rose Box, and admission line passes through with Rose Box
Flange is connected；The photooxidation catalyst converter is arranged in the side of Rose Box, and photooxidation catalyst converter passes through pipeline and method with Rose Box
Orchid is connected；The low-temperature plasma purifier is arranged in the side of photooxidation catalyst converter, and low-temperature plasma purifier and photooxidation
Catalyst converter is connected by pipeline and flange；The outlet pipe is arranged in the side of low-temperature plasma purifier, and escape pipe
Road is connected with low-temperature plasma purifier by flange；The downside inside Rose Box, and feculence box is arranged in the feculence box
It is connected by embedded mode with Rose Box；The support leg is arranged in the downside of Rose Box, and support leg passes through with Rose Box
Bolt fixing method is connected；The maintenance door is arranged in the front side of low-temperature plasma purifier, and maintenance door and low temperature etc. from
Sub- clarifier is connected by shaft；The electric box is arranged in the front side of maintenance door, and electric box passes through riveted with maintenance door
It is connected to a fixed；The rear side in low-temperature plasma purifier, and protective shell and low-temperature plasma purifier is arranged in the protective shell
It is connected by bolt stake-fastening mode；The slot is arranged at the rear portion of low-temperature plasma purifier, and slot and low temperature
Plasma purifier is an integral structure；The plasma pole plate is arranged in the inside of slot, and plasma pole plate with insert
Slot is connected by embedded mode；The hermatic door is arranged in the side of protective shell, and hermatic door passes through shaft phase with protective shell
Connection.
As advanced optimizing for the technical program, a kind of low-temperature plasma photooxidation catalysis VOCs exhaust-gas treatments of the present invention are set
The standby feculence box is rectangular box-shaped structure, and feculence box is under Rose Box, photooxidation catalyst converter and low-temperature plasma purifier
Portion is both provided at one, and feculence box forms push-pull structure with Rose Box, photooxidation catalyst converter and low-temperature plasma purifier.
As advanced optimizing for the technical program, a kind of low-temperature plasma photooxidation catalysis VOCs exhaust-gas treatments of the present invention are set
The standby protective shell is trapezoidal shape structure, and protective shell is in the hollow setting of penetration type.
As advanced optimizing for the technical program, a kind of low-temperature plasma photooxidation catalysis VOCs exhaust-gas treatments of the present invention are set
The standby plasma pole plate is provided at the rear portion of low-temperature plasma purifier at N, and plasma pole plate is embedding by slot
Enter low-temperature plasma purifier, forms damascene structures.
As advanced optimizing for the technical program, a kind of low-temperature plasma photooxidation catalysis VOCs exhaust-gas treatments of the present invention are set
The standby Rose Box is internally provided with rectangular-shaped filter screen, and filter screen and Rose Box as plasma pole plate with it is low
Warm plasma purifier is equally all damascene structures.
As advanced optimizing for the technical program, a kind of low-temperature plasma photooxidation catalysis VOCs exhaust-gas treatments of the present invention are set
The UV ultraviolet light beam generators for being internally provided with rectangular plate-like of the standby photooxidation catalyst converter, and UV ultraviolet light beams generator and light
Oxygen catalyst converter is all damascene structures as low-temperature plasma purifier such as plasma pole plate.
Due to the application of the above technical scheme, the present invention has following advantages compared with prior art：
A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments of this practicality are by being arranged low-temperature plasma purifier and light
Positive catalyst converter is carried out the purification of organic exhaust gas by plasma plus the work of UV ultraviolet light beam generators, has been obviously improved useless
Contain phenyl ring and itrogenous organic substance removal effect in gas, and solves that exhaust gas stroke in single photooxidation catalytic treatment is long or wind
The slower disadvantage of speed.
A kind of low-temperature plasma photooxidation of this practicality catalysis VOCs waste gas treatment equipments are by by Rose Box（1）, photooxidation catalysis
Purification part inside device and low-temperature plasma purifier is disposed as damascene structures, keeps device dismounting maintenance convenient, and
The internal dust accumulated can be easily removed by the feculence box of its bottom.
A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments of this practicality make water by the way that individual Rose Box is arranged
Gas and flue dust are effectively filtered before not entering organic waste gas treatment equipment, and increasing reduces flue dust aqueous vapor damage exhaust gas
The possibility of equipment, to reduce O＆M cost.
The present invention by the improvement in structure, have waste gas purification effect is good, equipment dismounting maintenance is convenient, decontamination is convenient,
The advantages that capable of effectivelying prevent equipment damage, to exist in effective solution existing apparatus mentioned above in the background art
The problem of and deficiency.
Description of the drawings
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the low-temperature plasma purifier schematic diagram of the present invention；
Fig. 3 is the main structure diagram of the present invention.
In figure：Rose Box 1, admission line 2, photooxidation catalyst converter 3, low-temperature plasma purifier 4, outlet pipe 5, feculence box
101, support leg 102, maintenance door 401, electric box 402, protective shell 403, slot 404, plasma pole plate 405, hermatic door
406。
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It please refers to Fig.1 to Fig.3, the present invention provides a kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipment technical sides
Case：
A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments, including：Rose Box 1, admission line 2, photooxidation catalyst converter
3, low-temperature plasma purifier 4, outlet pipe 5, feculence box 101, support leg 102, maintenance door 401, electric box 402, protective shell
403, slot 404, plasma pole plate 405, hermatic door 406；
Rose Box 1 is rectangular-shaped；Admission line 2 is arranged in the side of Rose Box 1, and admission line 2 passes through flange with Rose Box 1
It is connected；Photooxidation catalyst converter 3 is arranged in the side of Rose Box 1, and photooxidation catalyst converter 3 passes through pipeline and flange phase with Rose Box 1
Connection；Low-temperature plasma purifier 4 is arranged in the side of photooxidation catalyst converter 3, and low-temperature plasma purifier 4 and photooxidation catalyst converter
3 are connected by pipeline and flange；Outlet pipe 5 is arranged in the side of low-temperature plasma purifier 4, and outlet pipe 5 with it is low
Warm plasma purifier 4 is connected by flange；Feculence box 101 is arranged the downside inside Rose Box 1, and feculence box 101 with
Rose Box 1 is connected by embedded mode；Support leg 102 is arranged in the downside of Rose Box 1, and support leg 102 and Rose Box 1 are logical
Bolt fixing method is crossed to be connected；Maintenance door 401 is arranged in the front side of low-temperature plasma purifier 4, and maintenance door 401 and low temperature
Plasma purifier 4 is connected by shaft；Electric box 402 is arranged in the front side of maintenance door 401, and electric box 402 and maintenance
Door 401 is connected by stake-fastening；Protective shell 403 is arranged the rear side in low-temperature plasma purifier 4, and protective shell 403 with
Low-temperature plasma purifier 4 is connected by bolt stake-fastening mode；Slot 404 is arranged in low-temperature plasma purifier 4
Rear portion, and slot 404 is an integral structure with low-temperature plasma purifier 4；Plasma pole plate 405 is arranged in slot 404
Inside, and plasma pole plate 405 is connected with slot 404 by embedded mode；Hermatic door 406 is arranged in protective shell 403
Side, and hermatic door 406 is connected with protective shell 403 by shaft.
Specifically, feculence box 101 is rectangular box-shaped structure, and feculence box 101 is in Rose Box 1, photooxidation catalyst converter 3 and low temperature
The lower part of plasma purifier 4 is both provided at one, and feculence box 101 and Rose Box 1, photooxidation catalyst converter 3 and low-temperature plasma
Clarifier 4 forms push-pull structure and removes the internal dirt accumulated convenient for the device.
Specifically, protective shell 403 is trapezoidal shape structure, and protective shell 403 is in the hollow setting of penetration type, is used for water-tight equipment
In operation element.
Specifically, plasma pole plate 405 is provided at the rear portion of low-temperature plasma purifier 4 at N, and plasma pole
Plate 405 is embedded in low-temperature plasma purifier 4 by slot 404, forms damascene structures, facilitates the maintenance of cleaning equipment.
Specifically, Rose Box 1 is internally provided with rectangular-shaped filter screen, and filter screen and Rose Box 1 as on an equal basis from
Daughter pole plate 405 is all damascene structures as low-temperature plasma purifier 4, facilitates the maintenance of cleaning equipment.
Specifically, the UV ultraviolet light beam generators for being internally provided with rectangular plate-like of photooxidation catalyst converter 3, and UV ultraviolet light beams
Generator is all damascene structures as low-temperature plasma purifier 4 with photooxidation catalyst converter 3 such as plasma pole plate 405,
Facilitate the maintenance of cleaning equipment.
Specifically used method and effect：
When using the device, filter plate, UV ultraviolet beam generators and plasma pole plate 405 are installed respectively by slot
Into the inside of Rose Box 1, photooxidation catalyst converter 3 and low-temperature plasma purifier 4, it is then shut off hermatic door 406, makes hermatic door 406
Remaining protective shell 403 forms sealing space, protects operation element, and when which works, exhaust gas enters Rose Box 1 through admission line 2,
The aqueous vapor in removing exhaust gas and dust are gone by the filter screen inside Rose Box 1 first, then exhaust gas enters photooxidation catalyst converter 3 by UV
Ultraviolet light beam generator carries out high energy ultraviolet irradiation, cracks organic high molecular compound strand, so that its degradation is transformed into low
Molecular compound, such as CO2, H2O, then part is remaining and uncracked complete exhaust gas enters low-temperature plasma purifier 4,
Electrion is carried out by the gas ions pole plate 405 in low-temperature plasma purifier 4, is electrolysed its internal residual organic matter, processing
The exhaust gas finished is finally discharged by outlet pipe 5.
In summary：A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments, pass through and low-temperature plasma are arranged
Clarifier and light sun catalyst converter, by Rose Box（1）, the purification part inside photooxidation catalyst converter and low-temperature plasma purifier is all provided with
Damascene structures are set to, individual Rose Box is set, solve conventional photooxidation catalytic unit and plasma cleaning equipment to useless
Not ideal enough containing phenyl ring and itrogenous organic substance removal effect in gas, structure is complex, causes overhaul of the equipments more difficult, tears open
The problem of dress is inconvenient, the fragile equipment of the flue dust and aqueous vapor in exhaust gas and deficiency.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of low-temperature plasma photooxidation is catalyzed VOCs waste gas treatment equipments, which is characterized in that including：
Rose Box（1）, admission line（2）, photooxidation catalyst converter（3）, low-temperature plasma purifier（4）, outlet pipe（5）, dirt collection
Box（101）, support leg（102）, maintenance door（401）, electric box（402）, protective shell（403）, slot（404）, plasma pole
Plate（405）, hermatic door（406）；
The Rose Box（1）It is rectangular-shaped；The admission line（2）It is arranged in Rose Box（1）Side, and admission line（2）
With Rose Box（1）It is connected by flange；The photooxidation catalyst converter（3）It is arranged in Rose Box（1）Side, and photooxidation catalyst converter
（3）With Rose Box（1）It is connected by pipeline and flange；The low-temperature plasma purifier（4）It is arranged in photooxidation catalyst converter（3）
Side, and low-temperature plasma purifier（4）With photooxidation catalyst converter（3）It is connected by pipeline and flange；The outlet pipe
（5）It is arranged in low-temperature plasma purifier（4）Side, and outlet pipe（5）With low-temperature plasma purifier（4）Pass through flange
It is connected；The feculence box（101）It is arranged in Rose Box（1）Internal downside, and feculence box（101）With Rose Box（1）Pass through
Embedded mode is connected；The support leg（102）It is arranged in Rose Box（1）Downside, and support leg（102）With Rose Box（1）
The mode of being bolted is connected；The maintenance door（401）It is arranged in low-temperature plasma purifier（4）Front side, and overhaul
Door（401）With low-temperature plasma purifier（4）It is connected by shaft；The electric box（402）It is arranged in maintenance door（401）'s
Front side, and electric box（402）With maintenance door（401）It is connected by stake-fastening；The protective shell（403）It is arranged in low temperature etc.
Ion purifier（4）Rear side, and protective shell（403）With low-temperature plasma purifier（4）Pass through bolt stake-fastening mode phase
Connection；The slot（404）It is arranged in low-temperature plasma purifier（4）Rear portion, and slot（404）It is purified with low-temperature plasma
Device（4）It is an integral structure；The plasma pole plate（405）It is arranged in slot（404）Inside, and plasma pole plate
（405）With slot（404）It is connected by embedded mode；The hermatic door（406））It is arranged in protective shell（403）Side, and
Hermatic door（406））With protective shell（403）It is connected by shaft.
2. a kind of low-temperature plasma photooxidation according to claim 1 is catalyzed VOCs waste gas treatment equipments, it is characterised in that：Institute
State feculence box（101）For rectangular box-shaped structure, and feculence box（101）In Rose Box（1）, photooxidation catalyst converter（3）And low temperature etc. from
Sub- clarifier（4）Lower part be both provided at one, and feculence box（101）With Rose Box（1）, photooxidation catalyst converter（3）And low temperature etc.
Ion purifier（4）Form push-pull structure.
3. a kind of low-temperature plasma photooxidation according to claim 1 is catalyzed VOCs waste gas treatment equipments, it is characterised in that：Institute
State protective shell（403）For trapezoidal shape structure, and protective shell（403）In the hollow setting of penetration type.
4. a kind of low-temperature plasma photooxidation according to claim 1 is catalyzed VOCs waste gas treatment equipments, it is characterised in that：Institute
State plasma pole plate（405）In low-temperature plasma purifier（4）Rear portion be provided at N, and plasma pole plate（405）It is logical
Cross slot（404）Embedded low-temperature plasma purifier（4）, form damascene structures.
5. a kind of low-temperature plasma photooxidation according to claim 1 is catalyzed VOCs waste gas treatment equipments, it is characterised in that：Institute
State Rose Box（1）It is internally provided with rectangular-shaped filter screen, and filter screen and Rose Box（1）Such as plasma pole plate
（405）With low-temperature plasma purifier（4）Equally it is all damascene structures.
6. a kind of low-temperature plasma photooxidation according to claim 1 is catalyzed VOCs waste gas treatment equipments, it is characterised in that：Institute
State photooxidation catalyst converter（3）The UV ultraviolet light beam generators for being internally provided with rectangular plate-like, and UV ultraviolet light beams generator and light
Oxygen catalyst converter（3）Such as plasma pole plate（405）With low-temperature plasma purifier（4）Equally it is all damascene structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810400459.9A CN108380025A (en) | 2018-04-28 | 2018-04-28 | A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810400459.9A CN108380025A (en) | 2018-04-28 | 2018-04-28 | A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments |
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| Publication Number | Publication Date |
|---|---|
| CN108380025A true CN108380025A (en) | 2018-08-10 |
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ID=63066160
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810400459.9A Withdrawn CN108380025A (en) | 2018-04-28 | 2018-04-28 | A kind of low-temperature plasma photooxidation catalysis VOCs waste gas treatment equipments |
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| CN (1) | CN108380025A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974180A (en) * | 2020-06-17 | 2020-11-24 | 金华市中荷环保科技有限公司 | Large-scale reactor of low temperature plasma |
-
2018
- 2018-04-28 CN CN201810400459.9A patent/CN108380025A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111974180A (en) * | 2020-06-17 | 2020-11-24 | 金华市中荷环保科技有限公司 | Large-scale reactor of low temperature plasma |
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Application publication date: 20180810 |
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| WW01 | Invention patent application withdrawn after publication |