CN106064043A - A kind of TX GF JH 10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent - Google Patents
A kind of TX GF JH 10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent Download PDFInfo
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- CN106064043A CN106064043A CN201610539807.1A CN201610539807A CN106064043A CN 106064043 A CN106064043 A CN 106064043A CN 201610539807 A CN201610539807 A CN 201610539807A CN 106064043 A CN106064043 A CN 106064043A
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- nitric acid
- exhaust gas
- gas purifying
- nitrous oxides
- oxides exhaust
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/041—Oxides or hydroxides
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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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
- B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
Abstract
The disclosure of the invention of this waste gas purification technical field a kind of TX GF JH 10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, this TX GF JH 10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent formula as follows: sodium hydroxide: 30%；Calcium hydroxide: 30%；Potassium permanganate: 20%；Aluminium oxide: 10%；Epoxy resin: 2%, this TX GF JH 10 type nitric acid, the preparation method of nitrous oxides exhaust gas purifying adsorbent comprise the following steps: S1: raw material screening；S2: pulverize vibration；S3: raw material weighing；S4: mediate；S5: extrusion；S6: dry；S7: ability detects；S8: finished product packing.This TX GF JH 10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent formula are simple, and traditional activated carbon physical absorption is extended to chemisorbed, generate stable harmless calcium salt, inorganic salt etc. with corresponding gas absorption after reacting；Can be directly used for repairing the roads, filling out hole, garbage loading embeading etc., from without producing secondary pollution again, production technology is simple, it is possible to well realize effect.
Description
Technical field
The present invention relates to waste gas purification technical field, particularly relate to a kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas
Purifying adsorbent.
Background technology
Along with the raising of environmental requirement, harmful exhaust produced by industrialized production all must process up to standard after could arrange
Putting, current adsorbent present situation is mainly produced by developed countries such as Germany, the U.S., Japan, and there is German CS Germany Bath in well-known producer
Husband Japan these valuable product of Showa electrician, production and delivery cycle are long, and pricing right rests in these foreign corporations
In hands, in order to break that external monopolization is cost-effective, shorten delivery cycle company and develop through the time more than 3 years, test, adjust
Joining, update formula, put on market, this product advantage not temperature influence, wet sprinkling icing below 0 ° can be led
Causing waste gas to be fully contacted can not fully process with alkali liquor, Dry Adsorption agent the most still can be anti-with waste gas
Should, and 0 discharge can be accomplished.
TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent are can to occur according to sour gas and alkali
With the principle of reaction and the new adsorbent developed, traditional activated carbon physical absorption is extended to chemisorbed by this adsorbent,
Stable harmless calcium salt, inorganic salt etc. is generated with corresponding gas absorption after reacting；Can be directly used for repairing the roads, filling out hole, garbage loading embeading
Deng, from without producing secondary pollution again, it is adaptable to electronic semi-conductor, photovoltaic, LED, LCD and Ferrous Metallurgy, machinery
The acid gas purifying of the industry-by-industries such as plating, pickling operation, laboratory discharge, therefore, is badly in need of a kind of TX-GF-JH-10 type nitre
Acid, nitrous oxides exhaust gas purifying adsorbent.
Summary of the invention
The invention aims to solve shortcoming present in prior art, and a kind of TX-GF-JH-10 type proposed
Nitric acid, nitrous oxides exhaust gas purifying adsorbent.
To achieve these goals, present invention employs following technical scheme: a kind of TX-GF-JH-10 type nitric acid, nitrogen oxygen
Compound waste gas purification adsorbent, this TX-GF-JH-10 type nitric acid, the formula percentage by weight of nitrous oxides exhaust gas purifying adsorbent
Ratio is as follows:
Sodium hydroxide: 30%；
Calcium hydroxide: 30%；
Potassium permanganate: 20%；
Aluminium oxide: 10%；
Epoxy resin: 2%.
Preferably, described a kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, this TX-GF-JH-
10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent preparation method as follows:
S1: raw material screening: choose sodium hydroxide, calcium hydroxide and the potassium permanganate after removing impurity as lay-by material；
S2: pulverize vibration: sodium hydroxide, calcium hydroxide and potassium permanganate after choosing are put in pulverizer respectively,
According to required to numbers of particles carry out pulverizing vibration work；
S3: raw material weighing: weigh the sodium hydroxide 30% after pulverizing, calcium hydroxide 30% and height the most successively
Potassium manganate 20%, and weigh aluminium oxide 10% and epoxy resin 2%；
S4: mediate: the sodium hydroxide 30% weighed in step S3, calcium hydroxide 30% and epoxy resin 2% are put into
In kneader, mix and blend 30min, then potassium permanganate 20% is dissolved completely in water and joins in kneader, continue
Mix and blend 10min, then aluminium oxide 10% is joined in kneader, continue mix and blend 15min；
S5: extrusion: take out the raw material after step S4 mixes and put into molding in forming machine, in the process, Ke Yigen
Different size is made according to different demands；
S6: dry: the mixed raw material granule after molding is put in high temperature oven, carries out drying operation, to high temperature
Baking oven carries out first step temperature setting, intensification 100-200 DEG C, 60min, keeps constant temperature 90min, is continuously heating to 400-500 DEG C,
Continuing 3.5hr, then keep constant temperature 3.0hr, drying work terminates rear Temperature fall to after room temperature, feed particles is taken out；
S7: ability detects: after the feed particles after cooling being taken out, respectively to its hardness, bulk density, moisture and energy of adsorption
Power is tested；
S8: finished product packing: carry out finished product packing by detecting qualified adsorbent.
Preferably, the equipment that this TX-GF-JH-10 type nitric acid described, nitrous oxides exhaust gas purifying adsorbent use includes not
Rust steel casing and stainless steel bucket.
Preferably, in described step S7, the mode of absorbability detection is and NO2Or HNO3Chemical reaction and decompose anti-
Should, its reaction equation is as follows:
2NO+O2=2NO2
NO2+ MOH=MNO3+H20
HNO3+ MOH=MNO3+H2O
Wherein, above-mentioned letter (M) represents the metallic element in metal-oxide or hydroxide.
A kind of TX-GF-JH-10 type nitric acid of present invention offer, nitrous oxides exhaust gas purifying adsorbent, this TX-GF-JH-
10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent have stable absorption, and excellent absorbability, by above-mentioned chemistry
Reaction, reaches thoroughly to eliminate harmful gas, has wide range of applications, easy for installation, reaction safety, only removes environmentally harmful gas
Body, does not produce additament, and reaction is chemical reaction, decomposition reaction, changes easily, in the middle of reaction, not by temperature and weather shadow
Ring, and whether gas outlet goes out to install detection agent, directly can estimate and lose efficacy, generate stable harmless calcium after reaction
Salt, inorganic salt etc., can be directly used for repairing the roads, filling out hole and garbage loading embeading etc., from without producing secondary pollution again, it is adaptable to electronics
The industry-by-industry such as quasiconductor, photovoltaic, LED, LCD and Ferrous Metallurgy, mechanical plating, pickling operation, laboratory discharge
Acid gas purifying.
Accompanying drawing explanation
Fig. 1 is manufacturing process flow diagram of the present invention.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with specific embodiment, to this
Invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, not
For limiting the present invention.
Embodiment one
A kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, this TX-GF-JH-10 type nitric acid, nitrogen oxygen
The formula of compound waste gas purification adsorbent is as follows:
Sodium hydroxide: 30%；
Calcium hydroxide: 30%；
Potassium permanganate: 20%；
Aluminium oxide: 10%；
Epoxy resin: 2%.
Preferably, described a kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, this TX-GF-JH-
10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent preparation method as follows:
S1: raw material screening: choose sodium hydroxide, calcium hydroxide and the potassium permanganate after removing impurity as lay-by material；
S2: pulverize vibration: sodium hydroxide, calcium hydroxide and potassium permanganate after choosing are put in pulverizer respectively,
According to required to numbers of particles carry out pulverizing vibration work；
S3: raw material weighing: weigh the sodium hydroxide 30% after pulverizing, calcium hydroxide 30% and height the most successively
Potassium manganate 20%, and weigh aluminium oxide 10% and epoxy resin 2%；
S4: mediate: the sodium hydroxide 30% weighed in step S3, calcium hydroxide 30% and epoxy resin 2% are put into
In kneader, mix and blend 30min, then potassium permanganate 20% is dissolved completely in water and joins in kneader, continue
Mix and blend 10min, then aluminium oxide 10% is joined in kneader, continue mix and blend 15min；
S5: extrusion: take out the raw material after step S4 mixes and put into molding in forming machine, in the process, Ke Yigen
Different size is made according to different demands；
S6: dry: the mixed raw material granule after molding is put in high temperature oven, carries out drying operation, to high temperature
Baking oven carries out first step temperature setting, heats up 100 DEG C, 60min, keeps constant temperature 90min, is continuously heating to 400 DEG C, continues
3.5hr, then keeps constant temperature 3.0hr, and drying work terminates rear Temperature fall to after room temperature, feed particles is taken out；
S7: ability detects: after the feed particles after cooling being taken out, respectively to its hardness, bulk density, moisture and energy of adsorption
Power is tested；
S8: finished product packing: carry out finished product packing by detecting qualified adsorbent.
Preferably, the equipment that this TX-GF-JH-10 type nitric acid described, nitrous oxides exhaust gas purifying adsorbent use includes not
Rust steel casing and stainless steel bucket.
Preferably, in described step S7, the mode of absorbability detection is and NO2Or HNO3Chemical reaction and decompose anti-
Should, its reaction equation is as follows:
2NO+O2=2NO2
NO2+ MOH=MNO3+H20
HNO3+ MOH=MNO3+H2O
Wherein, above-mentioned letter (M) represents the metallic element in metal-oxide or hydroxide.
Embodiment two
A kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, this TX-GF-JH-10 type nitric acid, nitrogen oxygen
The formula of compound waste gas purification adsorbent is as follows:
Sodium hydroxide: 30%；
Calcium hydroxide: 30%；
Potassium permanganate: 20%；
Aluminium oxide: 10%；
Epoxy resin: 2%.
Preferably, described a kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, this TX-GF-JH-
10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent preparation method as follows:
S1: raw material screening: choose sodium hydroxide, calcium hydroxide and the potassium permanganate after removing impurity as lay-by material；
S2: pulverize vibration: sodium hydroxide, calcium hydroxide and potassium permanganate after choosing are put in pulverizer respectively,
According to required to numbers of particles carry out pulverizing vibration work；
S3: raw material weighing: weigh the sodium hydroxide 30% after pulverizing, calcium hydroxide 30% and height the most successively
Potassium manganate 20%, and weigh aluminium oxide 10% and epoxy resin 2%；
S4: mediate: the sodium hydroxide 30% weighed in step S3, calcium hydroxide 30% and epoxy resin 2% are put into
In kneader, mix and blend 30min, then potassium permanganate 20% is dissolved completely in water and joins in kneader, continue
Mix and blend 10min, then aluminium oxide 10% is joined in kneader, continue mix and blend 15min；
S5: extrusion: take out the raw material after step S4 mixes and put into molding in forming machine, in the process, Ke Yigen
Different size is made according to different demands；
S6: dry: the mixed raw material granule after molding is put in high temperature oven, carries out drying operation, to high temperature
Baking oven carries out first step temperature setting, heats up 150 DEG C, 60min, keeps constant temperature 90min, is continuously heating to 450 DEG C, continues
3.5hr, then keeps constant temperature 3.0hr, and drying work terminates rear Temperature fall to after room temperature, feed particles is taken out；
S7: ability detects: after the feed particles after cooling being taken out, respectively to its hardness, bulk density, moisture and energy of adsorption
Power is tested；
S8: finished product packing: carry out finished product packing by detecting qualified adsorbent.
Preferably, the equipment that this TX-GF-JH-10 type nitric acid described, nitrous oxides exhaust gas purifying adsorbent use includes not
Rust steel casing and stainless steel bucket.
Preferably, in described step S7, the mode of absorbability detection is and NO2Or HNO3Chemical reaction and decompose anti-
Should, its reaction equation is as follows:
2NO+O2=2NO2
NO2+ MOH=MNO3+H20
HNO3+ MOH=MNO3+H2O
Wherein, above-mentioned letter (M) represents the metallic element in metal-oxide or hydroxide.
Embodiment three
A kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, this TX-GF-JH-10 type nitric acid, nitrogen oxygen
The formula of compound waste gas purification adsorbent is as follows:
Sodium hydroxide: 30%；
Calcium hydroxide: 30%；
Potassium permanganate: 20%；
Aluminium oxide: 10%；
Epoxy resin: 2%.
Preferably, described a kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, this TX-GF-JH-
10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent preparation method as follows:
S1: raw material screening: choose sodium hydroxide, calcium hydroxide and the potassium permanganate after removing impurity as lay-by material；
S2: pulverize vibration: sodium hydroxide, calcium hydroxide and potassium permanganate after choosing are put in pulverizer respectively,
According to required to numbers of particles carry out pulverizing vibration work；
S3: raw material weighing: weigh the sodium hydroxide 30% after pulverizing, calcium hydroxide 30% and height the most successively
Potassium manganate 20%, and weigh aluminium oxide 10% and epoxy resin 2%；
S4: mediate: the sodium hydroxide 30% weighed in step S3, calcium hydroxide 30% and epoxy resin 2% are put into
In kneader, mix and blend 30min, then potassium permanganate 20% is dissolved completely in water and joins in kneader, continue
Mix and blend 10min, then aluminium oxide 10% is joined in kneader, continue mix and blend 15min；
S5: extrusion: take out the raw material after step S4 mixes and put into molding in forming machine, in the process, Ke Yigen
Different size is made according to different demands；
S6: dry: the mixed raw material granule after molding is put in high temperature oven, carries out drying operation, to high temperature
Baking oven carries out first step temperature setting, heats up 200 DEG C, 60min, keeps constant temperature 90min, is continuously heating to 500 DEG C, continues
3.5hr, then keeps constant temperature 3.0hr, and drying work terminates rear Temperature fall to after room temperature, feed particles is taken out；
S7: ability detects: after the feed particles after cooling being taken out, respectively to its hardness, bulk density, moisture and energy of adsorption
Power is tested；
S8: finished product packing: carry out finished product packing by detecting qualified adsorbent.
Preferably, the equipment that this TX-GF-JH-10 type nitric acid described, nitrous oxides exhaust gas purifying adsorbent use includes not
Rust steel casing and stainless steel bucket.
Preferably, in described step S7, the mode of absorbability detection is and NO2Or HNO3Chemical reaction and decompose anti-
Should, its reaction equation is as follows:
2NO+O2=2NO2
NO2+ MOH=MNO3+H20
HNO3+ MOH=MNO3+H2O
Wherein, above-mentioned letter (M) represents the metallic element in metal-oxide or hydroxide.
To a kind of TX-GF-JH-10 type nitric acid obtained by above-mentioned three kinds of embodiments, nitrous oxides exhaust gas purifying adsorbent,
Pass sequentially through and NO2Or HNO3Chemical reaction after, can be seen that TX-GF-JH-by Data Comparison and gas adsorption curve table
10 type nitric acid, the adsorption strength of nitrous oxides exhaust gas purifying adsorbent, and give up at TX-GF-JH-10 type nitric acid, nitrogen oxides
In the preparation process of gas purifying adsorbent, the TX-GF-JH-10 type nitric acid, the nitrous oxides exhaust gas that prepare in embodiment two purify and inhale
The adsorptivity of attached dose is best, and the efficiency processing nitric acid and nitrous oxides exhaust gas substantially can reach 100%, and auxiliary without adding
Help equipment, can reach to remove purpose directly with gas haptoreaction.
Claims (4)
1. a TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent, it is characterised in that: this TX-GF-JH-10 type
Nitric acid, nitrous oxides exhaust gas purifying adsorbent formula as follows:
Sodium hydroxide: 30%；
Calcium hydroxide: 30%；
Potassium permanganate: 20%；
Aluminium oxide: 10%；
Epoxy resin: 2%.
A kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent the most according to claim 1, its feature
Be: this TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent preparation method as follows:
S1: raw material screening: choose sodium hydroxide, calcium hydroxide and the potassium permanganate after removing impurity as lay-by material；
S2: pulverize vibration: sodium hydroxide, calcium hydroxide and potassium permanganate after choosing are put in pulverizer respectively, according to
Required to numbers of particles carry out pulverizing vibration work；
S3: raw material weighing: weigh the sodium hydroxide 30% after pulverizing, calcium hydroxide 30% and permanganic acid the most successively
Potassium 20%, and weigh aluminium oxide 10% and epoxy resin 2%；
S4: mediate: the sodium hydroxide 30% weighed in step S3, calcium hydroxide 30% and epoxy resin 2% are put into and pinched
In conjunction machine, mix and blend 30min, then potassium permanganate 20% is dissolved completely in water and joins in kneader, continue mixing
Stirring 10min, then aluminium oxide 10% is joined in kneader, continue mix and blend 15min；
S5: extrusion: take out the raw material after step S4 mixes and put into molding in forming machine, in the process, can be according to not
Same demand makes different size；
S6: dry: the mixed raw material granule after molding is put in high temperature oven, carries out drying operation, to high temperature oven
Carry out first step temperature setting, intensification 100-200 DEG C, 60min, keep constant temperature 90min, be continuously heating to 400-500 DEG C, continue
3.5hr, then keeps constant temperature 3.0hr, and drying work terminates rear Temperature fall to after room temperature, feed particles is taken out；
S7: ability detects: after the feed particles after cooling being taken out, enter its hardness, bulk density, moisture and absorbability respectively
Row test；
S8: finished product packing: carry out finished product packing by detecting qualified adsorbent.
A kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent the most according to claim 2, its feature
Be: this TX-GF-JH-10 type nitric acid described, nitrous oxides exhaust gas purifying adsorbent use equipment include rustless steel casing and
Stainless steel bucket.
A kind of TX-GF-JH-10 type nitric acid, nitrous oxides exhaust gas purifying adsorbent the most according to claim 2, its feature
It is: in described step S7, the mode of absorbability detection is and NO2Or HNO3Chemical reaction and decomposition reaction, its reaction side
Formula is as follows:
2NO+O2=2NO2
NO2+ MOH=MNO3+H20
HNO3+ MOH=MNO3+H2O
Wherein, above-mentioned letter (M) represents the metallic element in metal-oxide or hydroxide.
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| CN102908889A (en) * | 2012-10-23 | 2013-02-06 | 鞍钢股份有限公司 | Sintering fuel gas desulfurization and denitrification system and method |
| CN104190358A (en) * | 2014-08-05 | 2014-12-10 | 北京矿冶研究总院 | NOx adsorber |
| CN104275146A (en) * | 2014-09-18 | 2015-01-14 | 天津市嘉腾环保设备有限公司 | Special adsorbent for nitrogen oxide waste gas and preparation method of special adsorbent |
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|---|
| XIAOWEN ZHANG ET AL.: ""Nitrogen Oxides Absorption on Calcium Hydroxide at Low Temperature"", 《IND. ENG. CHEM. RES.》 * |
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| 谭荣高 等: ""高锰酸钾热分解历程研究"", 《贵州师大学报（自然科学报）》 * |
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