CN105423435A - Indoor air purification method - Google Patents
Indoor air purification method Download PDFInfo
- Publication number
- CN105423435A CN105423435A CN201510841566.1A CN201510841566A CN105423435A CN 105423435 A CN105423435 A CN 105423435A CN 201510841566 A CN201510841566 A CN 201510841566A CN 105423435 A CN105423435 A CN 105423435A
- Authority
- CN
- China
- Prior art keywords
- catalyst
- purification method
- shell
- air purification
- indoor air
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/28—Arrangement or mounting of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/15—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means
- F24F8/167—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by chemical means using catalytic reactions
Abstract
The invention discloses an indoor air purification method. The indoor air purification method includes the two steps of catalytic oxidation and liquid-phase scrubbing, wherein according to the step of catalytic oxidation, the following reaction of 2NO+O2=2NO22CO+O2=2CO2CO+NO=CO2+1/2N2 is completed through a catalyst, wherein the catalyst is composed of 33%-39% of Al2O3, 21%-27% of Fe2O3, 13%-17% of CeO2, 12%-14% of ZrO2 and 11%-13% of Bi2O3; and according to the step of liquid-phase scrubbing, the following reaction of 3NO2+H2O=2HNO3+NONO+NO2+H2O=2HNO2 is completed through an absorption solution, wherein the absorption solution is composed of 82%-92% of trihydroxymethyl aminomethane with the concentration of 0.1 mol/L and 8%-18% of hydrochloric acid with the concentration of 0.1 mol/L. An air purifier has the beneficial effect of effectively removing NOX and COX in indoor air.
Description
Technical field
The present invention relates to a kind of purification method, particularly a kind of indoor air purification method.
Background technology
Purification of air at home, medical treatment, industrial circle all have demand, the main product that field, house is market with the Household Air Purifier of unit class, volatile organic matter air pollution problems inherent in the indoor because finishing or other reasons cause, the underground space, car can be solved, because the release of the space Air Contamination thing of relative closure has persistence and probabilistic feature.But existing air purification method mainly removes particle etc., but to the NO in air
x, CO
x, SO
xremoval effect Deng toxic gas is unsatisfactory.
Summary of the invention
Goal of the invention of the present invention is: for above-mentioned Problems existing, provides one effectively to get rid of NO in room air
xand CO
xindoor air purification method.
The technical solution used in the present invention is as follows:
A kind of indoor air purification method of the present invention, comprises catalytic oxidation and liquid phase scrubbing two steps, and described catalytic oxidation stage comprises and completes following reaction by catalyst:
2NO+O
2=2NO
2
2CO+O
2=2CO
2
CO+NO=CO
2+ 1/2N
2, described catalyst is by 33% ~ 39%Al
2o
3, 21% ~ 27%Fe
2o
3, 13% ~ 17%CeO
2, 12% ~ 14%ZrO
2with 11% ~ 13%Bi
2o
3composition;
Described liquid phase scrubbing completes following reaction by absorbing liquid:
3NO
2+H
2O=2HNO
3+NO
NO+NO
2+ H
2o=2HNO
2, described absorbing liquid is made up of 82% ~ 92% trishydroxymethylaminomethane and 8% ~ 18% hydrochloric acid, and the concentration of described trishydroxymethylaminomethane is 0.1mol/L, and the concentration of described hydrochloric acid is 0.1mol/L.
Owing to have employed above-mentioned technical method, aluminium ion and iron ion all have good catalytic oxidation effect, add cerium ion, and zirconium ion and bismuth ion also can be good at being oxidized HC, are N by HC and NO redox
2, CO
2and H
2o; Add rare earth ion and under the prerequisite ensureing catalyst activity, catalytic effect can be improved further.Absorbing liquid, can in dissolving by NO in the buffer solution of alkalescence
xand SO
xwhile being oxidized the nitric acid of production, sulfuric acid, carry out neutralization reaction; The simultaneously absorption dissolution that had carbon dioxide of trishydroxymethylaminomethane.Aforementioned proportion is the ratio of suitable room air.
A kind of indoor air purification method of the present invention, described catalyst is by 36%Al
2o
3, 24%Fe
2o
3, 15%CeO
2, 13%ZrO
2and 12%Bi
2o
3composition; Described absorbing liquid is made up of 87% trishydroxymethylaminomethane and 13% hydrochloric acid, and the concentration of described trishydroxymethylaminomethane is 0.1mol/L, and the concentration of described hydrochloric acid is 0.1mol/L.
Owing to have employed technique scheme, aforementioned proportion is optimum value.
A kind of indoor air purification method of the present invention, described catalytic oxidation stage comprises and completes desulfurization by biomembrane catalytic plate, and on described biomembrane catalytic plate, inoculation is mounted with ferrous sulfide Thiobacillus.
Owing to have employed technique scheme, ferrous sulfide Thiobacillus has stronger desulphurizing ability, increases the effect that biomembrane catalytic plate can increase catalytic oxidation, ensures purification of air desulfuration efficiency, reach high desulfurization rate.
A kind of air purification method of the present invention, described biomembrane catalytic plate surface is provided with through hole, and the spacing of described through hole is 1.3cm, and described through-hole inner surface scribbles Fe
2o
3layer.
Owing to have employed technique scheme, Fe
2o
3also the oxidation catalyst being
,through-hole inner surface scribbles Fe
2o
3layer can in air purification process, air and catalyst exposure area, raising purification efficiency.
A kind of air purification method of the present invention, the application of the method in a kind of indoor air cleaner, this indoor air cleaner comprises the shell of hollow, described enclosure is vertically provided with 2 dividing plates, and described baffle surface scribbles Pu Wei waterproof ventilated membrane, and the interior separation of shell is Room 3 by described dividing plate, be respectively catalyst chamber one, absorption chamber and catalyst chamber two, be filled with catalyst in described catalyst chamber one and catalyst chamber two, be filled with absorbing liquid in described absorption chamber; The both sides of described shell are provided with some inlet channels, top and the bottom of described shell are respectively equipped with outlet passageway, described outlet passageway is communicated with absorption chamber, air filter plate is equipped with between described outlet passageway and absorption chamber, described air filter plate surface scribbles Pu Wei waterproof ventilated membrane, and described shell is provided with some inducing covers, and described inducing cover is positioned at inlet channel upper end, described inducing cover vertically obliquely, is 65 ° of angles with vertical direction; Described air filter plate is equipped with air entraining device.
Owing to have employed technique scheme, form negative pressure in the enclosure by air entraining device, air enters clarifier inside from inlet channel, through catalyst chamber one and the catalyst chamber two of clarifier, by NO
xand SO
xafter gas catalysis oxidation, be reacted into nitric acid soluble in water, sulfuric acid at absorption chamber; CO Catalytic Oxygen is changed into CO
2, by CO in absorption chamber
2absorb.
A kind of indoor air purification method of the present invention, is provided with some biomembrane catalytic plates in described catalyst chamber one and catalyst chamber two, and described biomembrane catalytic plate surface is provided with through hole, and the spacing of described through hole is 1.3cm, and described through-hole inner surface scribbles Fe
2o
3layer; Be provided with some spoilers in the horizontal direction between described biomembrane catalytic plate, described spoiler surface scribbles Fe
2o
3layer, described Fe
2o
3the roughness of layer is Ra0.1.
Owing to have employed technique scheme, spoiler can the flowing velocity of slow down air in catalyst chamber, and increase air and catalyst contact time, spoiler surface scribbles Fe
2o
3layer also can play catalysed oxidn, and above-mentioned roughness is optimum value, can ensure that air and catalyst have enough times of contact, can ensure again the speed of purification of air.
A kind of air purification method of the present invention, the top of described shell is provided with absorption chamber opening, and described opening is provided with lid, and described lid is flexibly connected with shell and seals, and the outlet passageway of described housing top end is located on lid.
Owing to have employed technique scheme, the absorbing liquid in absorption chamber can be replaced, and after air purifier uses the long period, just can work on, extending the service life of air purifier by changing absorbing liquid.
A kind of air purification method of the present invention, described shell is provided with some inducing covers, and described inducing cover is positioned at inlet channel upper end, and described inducing cover vertically obliquely, is 65 ° of angles with vertical direction.
Owing to have employed technique scheme, air can enter clarifier along the direction of inducing cover.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, continue, efficiently to NO
x, SO
x, CO
xwith the oxidation of HC gas catalysis, at absorption chamber, oxidation product is absorbed, thus reach the object purified air.
2, under the prerequisite ensureing catalyst activity, improve catalytic effect further, ensure the purification efficiency of air purifier, reach high purifying rate.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of air purifier.
Mark in figure: 1 is shell; 2 is inducing cover; 3 is inlet channel; 4 is outlet passageway; 6 is dividing plate; 7 is biological Membrane catalysis plate; 8 is catalyst; 9 is absorption chamber; 10 is air entraining device; 11 is absorbing liquid.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make the object of invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment 1
A kind of air purification method, comprises catalytic oxidation and liquid phase scrubbing two steps, and catalytic oxidation stage comprises and completes desulfurization by biomembrane catalytic plate, and on biomembrane catalytic plate, inoculation is mounted with ferrous sulfide Thiobacillus; Following reaction is completed by catalyst:
2NO+O
2=2NO
2
2CO+O
2=2CO
2
CO+NO＝CO
2+1/2N
2，
Catalyst is by 33%Al
2o
3, 27%Fe
2o
3, 13%CeO
2, 14%ZrO
2and 13%Bi
2o
3composition; Biomembrane catalytic plate surface is provided with through hole, and the spacing of through hole is 0.6cm, and through-hole inner surface scribbles Fe
2o
3layer.
Liquid phase scrubbing completes following reaction by absorbing liquid:
3NO
2+H
2O=2HNO
3+NO
NO+NO
2+H
2O=2HNO
2，
Absorbing liquid is made up of 82% trishydroxymethylaminomethane and 18% hydrochloric acid, and the concentration of trishydroxymethylaminomethane is 0.1mol/L, and the concentration of described hydrochloric acid is 0.1mol/L.
Embodiment 2
A kind of air purification method, comprises catalytic oxidation and liquid phase scrubbing two steps, and catalytic oxidation stage comprises and completes desulfurization by biomembrane catalytic plate, and on biomembrane catalytic plate, inoculation is mounted with ferrous sulfide Thiobacillus; Following reaction is completed with by catalyst:
2NO+O
2=2NO
2
2CO+O
2=2CO
2
CO+NO＝CO
2+1/2N
2，
Catalyst is by 39%Al
2o
3, 21%Fe
2o
3, 17%CeO
2, 12%ZrO
2and 11%Bi
2o
3composition; Biomembrane catalytic plate surface is provided with through hole, and the spacing of through hole is 0.6cm, and through-hole inner surface scribbles Fe
2o
3layer.
Liquid phase scrubbing completes following reaction by absorbing liquid:
3NO
2+H
2O=2HNO
3+NO
NO+NO
2+H
2O=2HNO
2，
Absorbing liquid is made up of 92% trishydroxymethylaminomethane and 8% hydrochloric acid, and the concentration of trishydroxymethylaminomethane is 0.1mol/L, and the concentration of described hydrochloric acid is 0.1mol/L.
Embodiment 3
A kind of air purification method, comprise catalytic oxidation and liquid phase scrubbing two steps, catalytic oxidation stage comprises by completing desulfurization by biomembrane catalytic plate, and on biomembrane catalytic plate, inoculation is mounted with ferrous sulfide Thiobacillus; Catalyst completes following reaction:
2NO+O
2=2NO
2
2CO+O
2=2CO
2
CO+NO＝CO
2+1/2N
2，
Catalyst is by 36%Al
2o
3, 24%Fe
2o
3, 15%CeO
2, 13%ZrO
2and 12%Bi
2o
3composition; Biomembrane catalytic plate surface is provided with through hole, and the spacing of through hole is 0.6cm, and through-hole inner surface scribbles Fe
2o
3layer.
Liquid phase scrubbing completes following reaction by absorbing liquid:
3NO
2+H
2O=2HNO
3+NO
NO+NO
2+H
2O=2HNO
2，
Absorbing liquid is made up of 87% trishydroxymethylaminomethane and 13% hydrochloric acid, and the concentration of described trishydroxymethylaminomethane is 0.1mol/L, and the concentration of described hydrochloric acid is 0.1mol/L.
Embodiment 4
As shown in Figure 1, a kind of indoor air cleaner, comprise the shell 1 of hollow, shell 1 inside is vertically provided with 2 dividing plates 6, and dividing plate 6 surface scribbles Pu Wei waterproof ventilated membrane, and the interior separation of shell 1 is Room 3 by dividing plate 6, be respectively catalyst chamber one, absorption chamber 9 and catalyst chamber two, be filled with catalyst 8 in catalyst chamber one and catalyst chamber two, is filled with absorbing liquid 11 in described absorption chamber 9; The both sides of shell 1 are provided with some inlet channels 3, the top of shell 1 and bottom are respectively equipped with outlet passageway 4, outlet passageway 4 is communicated with absorption chamber 9, air filter plate is equipped with between outlet passageway 4 and absorption chamber 9, air filter plate surface scribbles Pu Wei waterproof ventilated membrane, and shell 1 is provided with some inducing covers 2, and inducing cover 2 is positioned at inlet channel 3 upper end, inducing cover 2 vertically obliquely, is 65 ° of angles with vertical direction.The air filter plate of upper and lower outlet passageway is equipped with air entraining device 10.
Catalyst 8 is by 36%Al
2o
3, 24%Fe
2o
3, 15%CeO
2, 13%ZrO
2and 12%Bi
2o
3composition; Described absorbing liquid 11 is made up of 87% trishydroxymethylaminomethane and 13% hydrochloric acid, and the concentration of trishydroxymethylaminomethane is 0.1mol/L, and the concentration of hydrochloric acid is 0.1mol/L.
Be provided with some catalytic plates 7 in catalyst chamber one and catalyst chamber two, catalytic plate 7 surface is provided with through hole, and the spacing of through hole is 1.3cm, and through-hole inner surface scribbles Fe
2o
3layer; Be provided with some spoilers in the horizontal direction between catalytic plate 7, spoiler surface scribbles Fe
2o
3layer, Fe
2o
3the roughness of layer is Ra0.1.
The top of shell 1 is provided with absorption chamber opening, and absorption chamber opening is provided with lid, and lid is flexibly connected with shell 1 and seals, and the outlet passageway 4 on shell 1 top is located on lid.Spoiler between any two distance is 4.7cm, and described spoiler is in being staggered.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. an indoor air purification method, is characterized in that: comprise catalytic oxidation and liquid phase scrubbing two steps, and described catalytic oxidation stage comprises and completes following reaction by catalyst:
2NO+O
2=2NO
2
2CO+O
2=2CO
2
CO+NO=CO
2+ 1/2N
2, described catalyst is by 33% ~ 39%Al
2o
3, 21% ~ 27%Fe
2o
3, 13% ~ 17%CeO
2, 12% ~ 14%ZrO
2with 11% ~ 13%Bi
2o
3composition;
Described liquid phase scrubbing completes following reaction by absorbing liquid:
3NO
2+H
2O=2HNO
3+NO
NO+NO
2+ H
2o=2HNO
2, described absorbing liquid is made up of 82% ~ 92% trishydroxymethylaminomethane and 8% ~ 18% hydrochloric acid, and the concentration of described trishydroxymethylaminomethane is 0.1mol/L, and the concentration of described hydrochloric acid is 0.1mol/L.
2. a kind of indoor air purification method as claimed in claim 1, is characterized in that: described catalyst is by 36%Al
2o
3, 24%Fe
2o
3, 15%CeO
2, 13%ZrO
2and 12%Bi
2o
3composition; Described absorbing liquid is made up of 87% trishydroxymethylaminomethane and 13% hydrochloric acid, and the concentration of described trishydroxymethylaminomethane is 0.1mol/L, and the concentration of described hydrochloric acid is 0.1mol/L.
3. a kind of indoor air purification method as claimed in claim 1 or 2, is characterized in that: described catalytic oxidation stage comprises and completes desulfurization by biomembrane catalytic plate, and on described biomembrane catalytic plate, inoculation is mounted with ferrous sulfide Thiobacillus.
4. a kind of air purification method as claimed in claim 3, is characterized in that: described biomembrane catalytic plate surface is provided with through hole, and the spacing of described through hole is 1.3cm, and described through-hole inner surface scribbles Fe
2o
3layer.
5. a kind of air purification method as claimed in claim 4, it is characterized in that: the application of the method in a kind of indoor air cleaner, this indoor air cleaner comprises the shell (1) of hollow, described shell (1) inside is vertically provided with 2 dividing plates (6), described dividing plate (6) surface scribbles Pu Wei waterproof ventilated membrane, the interior separation of shell (1) is Room 3 by described dividing plate (6), be respectively catalyst chamber one, absorption chamber (9) and catalyst chamber two, catalyst (8) is filled with in described catalyst chamber one and catalyst chamber two, absorbing liquid (11) is filled with in described absorption chamber (9), the both sides of described shell (1) are provided with some inlet channels (3), the top of described shell (1) and bottom are respectively equipped with outlet passageway (4), described outlet passageway (4) is communicated with absorption chamber (9), air filter plate is equipped with between described outlet passageway (4) and absorption chamber (9), described air filter plate surface scribbles Pu Wei waterproof ventilated membrane, described shell (1) is provided with some inducing covers (2), described inducing cover (2) is positioned at inlet channel (3) upper end, described inducing cover (2) vertically obliquely, is 65 ° of angles with vertical direction, described air filter plate is equipped with air entraining device (10).
6. a kind of indoor air purification method as claimed in claim 5, it is characterized in that: in described catalyst chamber one and catalyst chamber two, be provided with some biomembrane catalytic plates (7), described biomembrane catalytic plate (7) surface is provided with through hole, and the spacing of described through hole is 1.3cm, and described through-hole inner surface scribbles Fe
2o
3layer; Be provided with some spoilers in the horizontal direction between described biomembrane catalytic plate (7), described spoiler surface scribbles Fe
2o
3layer, described Fe
2o
3the roughness of layer is Ra0.1.
7. a kind of air purification method as described in claim 5 or 6, it is characterized in that: the top of described shell (1) is provided with absorption chamber opening, described opening is provided with lid, described lid is flexibly connected with shell (1) and seals, and the outlet passageway (4) on described shell (1) top is located on lid.
8. a kind of air purification method as claimed in claim 7, it is characterized in that: described shell (1) is provided with some inducing covers (2), described inducing cover (2) is positioned at inlet channel (3) upper end, and described inducing cover (2) vertically obliquely, is 65 ° of angles with vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510841566.1A CN105423435B (en) | 2015-11-28 | 2015-11-28 | A kind of indoor air purification method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510841566.1A CN105423435B (en) | 2015-11-28 | 2015-11-28 | A kind of indoor air purification method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105423435A true CN105423435A (en) | 2016-03-23 |
| CN105423435B CN105423435B (en) | 2018-07-13 |
Family
ID=55501831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510841566.1A Active CN105423435B (en) | 2015-11-28 | 2015-11-28 | A kind of indoor air purification method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105423435B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11501863A (en) * | 1995-02-17 | 1999-02-16 | ツォンサン ドゥアン | Catalyst for purifying industrial waste gas and automobile exhaust gas |
| CN102527198A (en) * | 2012-03-08 | 2012-07-04 | 昆明理工大学 | Method for purifying oxynitride-containing smoke by absorbing by using alkali liquor by liquid phase catalytic oxidation |
| CN102553573A (en) * | 2011-12-29 | 2012-07-11 | 中国科学院过程工程研究所 | Nitrogen oxide oxidizing catalyst and preparation method of nitrogen oxide oxidizing catalyst |
| CN102631838A (en) * | 2011-02-14 | 2012-08-15 | 中国石油化工股份有限公司 | Method for removing NO (nitric oxide) in flue gas |
| CN103263925A (en) * | 2013-05-08 | 2013-08-28 | 上海纳米技术及应用国家工程研究中心有限公司 | Cerium-zirconium base nitric oxide common temperature catalyst preparation method |
-
2015
- 2015-11-28 CN CN201510841566.1A patent/CN105423435B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11501863A (en) * | 1995-02-17 | 1999-02-16 | ツォンサン ドゥアン | Catalyst for purifying industrial waste gas and automobile exhaust gas |
| CN102631838A (en) * | 2011-02-14 | 2012-08-15 | 中国石油化工股份有限公司 | Method for removing NO (nitric oxide) in flue gas |
| CN102553573A (en) * | 2011-12-29 | 2012-07-11 | 中国科学院过程工程研究所 | Nitrogen oxide oxidizing catalyst and preparation method of nitrogen oxide oxidizing catalyst |
| CN102527198A (en) * | 2012-03-08 | 2012-07-04 | 昆明理工大学 | Method for purifying oxynitride-containing smoke by absorbing by using alkali liquor by liquid phase catalytic oxidation |
| CN103263925A (en) * | 2013-05-08 | 2013-08-28 | 上海纳米技术及应用国家工程研究中心有限公司 | Cerium-zirconium base nitric oxide common temperature catalyst preparation method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105423435B (en) | 2018-07-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102527198B (en) | Method for purifying oxynitride-containing smoke by absorbing by using alkali liquor by liquid phase catalytic oxidation | |
| CN103542473A (en) | Haze pollutant removing device | |
| CN105214465A (en) | The apparatus and method of integration wet process of FGD dedusting | |
| CN107626295A (en) | A kind of preparation method for being used to remove the houghite catalyst of HCN and COS gases | |
| CN103191608B (en) | Air pipe type garage purifier | |
| CN205208759U (en) | Air purifier | |
| CN104607009B (en) | Flue-gas dust-removing and desulfurization tower and fume desulphurization method | |
| CN201100159Y (en) | Exhaust gas cleaning and dust elimination device | |
| CN203971753U (en) | A kind of smell photocatalysis purifier of dry waste gas | |
| CN205435472U (en) | Indoor air purifier | |
| CN105423435A (en) | Indoor air purification method | |
| CN105457466B (en) | Air purifier | |
| CN105233666A (en) | Electrochemical double-cell plate and device for controlling exhaust emission | |
| CN105387527B (en) | Air purifier | |
| CN205517172U (en) | Air purifier | |
| CN105381713A (en) | Indoor air purifier | |
| CN105498474A (en) | Air purification method | |
| CN108786345B (en) | Industrial waste gas treatment method | |
| CN104138701B (en) | Multifunctional coal-fired flue purifier of boiler | |
| CN104607020B (en) | Flue-gas dust-removing and desulfurization reactor and fume desulphurization method | |
| CN105381673A (en) | Method and equipment for treating complex industrial organic waste gas containing oil fume and dust and application | |
| CN100400108C (en) | Wet-oxidation and purification process for indoor air | |
| CN205361021U (en) | Wet -type oxidation absorption's denitrification facility | |
| CN203764070U (en) | Bus-mounted atmospheric pollution purification device | |
| CN211837182U (en) | SOx/NOx control purifies dust collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180608 Address after: 211100 two, B unit 300, Zhihui Road, Kirin science and Technology Innovation Park, Jiangning District, Nanjing, Jiangsu. Applicant after: Nanjing green sign Environmental Protection Technology Co., Ltd. Address before: 610000 No. 1, 5, No. 31, 1 south two section, Wuhou District first ring road, Chengdu, Sichuan. Applicant before: CHENGDU DESHANNENG TECHNOLOGY CO., LTD. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190320 Address after: 211100 Second Floor, Unit B, 300 Zhihui Road, Qilin Science and Technology Innovation Park, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Jiangsu Huaiguang Environmental Technology Co., Ltd. Address before: 211100 two, B unit 300, Zhihui Road, Kirin science and Technology Innovation Park, Jiangning District, Nanjing, Jiangsu. Patentee before: Nanjing green sign Environmental Protection Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210402 Address after: 210000 two, B unit 300, Zhihui Road, Qilin science and Technology Innovation Park, Nanjing, Jiangsu. Patentee after: NANJING LVZHENG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Address before: 211100 Second Floor, Unit B, 300 Zhihui Road, Qilin Science and Technology Innovation Park, Jiangning District, Nanjing City, Jiangsu Province Patentee before: Jiangsu Huaiguang Environmental Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |