NL79860C - - Google Patents
Info
- Publication number
- NL79860C NL79860C NL79860DA NL79860C NL 79860 C NL79860 C NL 79860C NL 79860D A NL79860D A NL 79860DA NL 79860 C NL79860 C NL 79860C
- Authority
- NL
- Netherlands
- Prior art keywords
- catalyst
- layer
- air
- surface catalyst
- pumice
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 abstract 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000005909 Kieselgur Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 229910052787 antimony Inorganic materials 0.000 abstract 1
- 239000010425 asbestos Substances 0.000 abstract 1
- 229910052797 bismuth Inorganic materials 0.000 abstract 1
- 229910052793 cadmium Inorganic materials 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000004927 clay Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000012535 impurity Substances 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 229910052745 lead Inorganic materials 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 239000003595 mist Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052759 nickel Inorganic materials 0.000 abstract 1
- GQPLMRYTRLFLPF-UHFFFAOYSA-N nitrous oxide Inorganic materials [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- 239000008262 pumice Substances 0.000 abstract 1
- 229910052895 riebeckite Inorganic materials 0.000 abstract 1
- 229910052712 strontium Inorganic materials 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
Classifications
-
- 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
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/38—Nitric acid
- C01B21/46—Purification; Separation ; Stabilisation
-
- 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
- B01D47/021—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 by bubbling the gas through a liquid bath
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (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)
- Catalysts (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH693775X | 1949-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL79860C true NL79860C (en)) |
Family
ID=4529457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL79860D NL79860C (en)) | 1949-12-08 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE499856A (en)) |
| CH (3) | CH281744A (en)) |
| DE (1) | DE846542C (en)) |
| FR (1) | FR1029121A (en)) |
| GB (1) | GB693775A (en)) |
| NL (1) | NL79860C (en)) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1032640B (de) * | 1952-12-04 | 1958-06-19 | Ferdinand Baeuml | Vorrichtung zum Absorbieren nitroser und saurer Abluft aus Beiz- und Gelbbrennanlagen |
| BE553186A (en)) * | 1955-12-08 | |||
| DE2706929C2 (de) * | 1977-02-18 | 1982-12-30 | Karl David Heinrich 6840 Lampertheim Heess | Verfahren zur Entfernung von Schwefeldioxid aus der Abluft und Vorrichtung zur Durchführung dieses Verfahrens |
-
0
- NL NL79860D patent/NL79860C/xx active
- BE BE499856D patent/BE499856A/xx unknown
-
1949
- 1949-12-08 CH CH281744D patent/CH281744A/de unknown
-
1950
- 1950-01-25 CH CH281748D patent/CH281748A/de unknown
- 1950-02-01 CH CH288070D patent/CH288070A/de unknown
- 1950-11-05 DE DEC3370A patent/DE846542C/de not_active Expired
- 1950-11-27 GB GB29001/50A patent/GB693775A/en not_active Expired
- 1950-12-05 FR FR1029121D patent/FR1029121A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE846542C (de) | 1952-08-14 |
| FR1029121A (fr) | 1953-05-29 |
| GB693775A (en) | 1953-07-08 |
| BE499856A (en)) | |
| CH288070A (de) | 1952-12-31 |
| CH281748A (de) | 1952-03-31 |
| CH281744A (de) | 1952-03-31 |
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