DE4125913C1 - - Google Patents
Info
- Publication number
- DE4125913C1 DE4125913C1 DE19914125913 DE4125913A DE4125913C1 DE 4125913 C1 DE4125913 C1 DE 4125913C1 DE 19914125913 DE19914125913 DE 19914125913 DE 4125913 A DE4125913 A DE 4125913A DE 4125913 C1 DE4125913 C1 DE 4125913C1
- Authority
- DE
- Germany
- Prior art keywords
- treated
- mixed solution
- volume
- catalyzer
- waste gas
- 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.)
- Expired - Lifetime
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 29
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000011259 mixed solution Substances 0.000 claims abstract description 13
- 229910000069 nitrogen hydride Inorganic materials 0.000 claims abstract description 8
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims abstract description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 4
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 4
- 238000001816 cooling Methods 0.000 claims abstract description 3
- 239000012159 carrier gas Substances 0.000 claims abstract 2
- 239000003054 catalyst Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005067 remediation Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/06—Washing
-
- 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
- B01D53/8628—Processes characterised by a specific catalyst
-
- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
-
- 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
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Catalysts (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19914125913 DE4125913C1 (enrdf_load_stackoverflow) | 1991-08-05 | 1991-08-05 | |
| PCT/EP1992/001747 WO1993002775A1 (de) | 1991-08-05 | 1992-08-01 | Verfahren zur herstellung eines katalysators zur entfernung von stickstoffoxiden aus abgasen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19914125913 DE4125913C1 (enrdf_load_stackoverflow) | 1991-08-05 | 1991-08-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE4125913C1 true DE4125913C1 (enrdf_load_stackoverflow) | 1993-01-07 |
Family
ID=6437734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19914125913 Expired - Lifetime DE4125913C1 (enrdf_load_stackoverflow) | 1991-08-05 | 1991-08-05 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE4125913C1 (enrdf_load_stackoverflow) |
| WO (1) | WO1993002775A1 (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4026104C1 (en) * | 1990-08-17 | 1992-02-13 | Bergwerksverband Gmbh, 4300 Essen, De | Nitrogen oxide(s) removal from waste gases - by using and carbon-contg. catalyst treated with e.g. hydrochloric acid |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3523326A1 (de) * | 1985-06-29 | 1987-01-08 | Steag Ag | Verfahren zur abscheidung von no(pfeil abwaerts)x(pfeil abwaerts) aus gasen, insbesondere rauchgasen |
| DE3620425C1 (de) * | 1986-06-18 | 1987-06-19 | Bergwerksverband Gmbh | Verfahren zur Herstellung eines Aktivkohlekatalysators |
| DE3842526A1 (de) * | 1988-12-17 | 1990-06-21 | Bergwerksverband Gmbh | Verfahren zur herstellung eines katalysators zur entfernung von stickstoffoxiden aus abgasen |
| DE3915416A1 (de) * | 1989-05-11 | 1990-11-15 | Betr Forsch Inst Angew Forsch | Verfahren und vorrichtung fuer die chemische rauchgasbehandlung |
-
1991
- 1991-08-05 DE DE19914125913 patent/DE4125913C1/de not_active Expired - Lifetime
-
1992
- 1992-08-01 WO PCT/EP1992/001747 patent/WO1993002775A1/de active Application Filing
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4026104C1 (en) * | 1990-08-17 | 1992-02-13 | Bergwerksverband Gmbh, 4300 Essen, De | Nitrogen oxide(s) removal from waste gases - by using and carbon-contg. catalyst treated with e.g. hydrochloric acid |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1993002775A1 (de) | 1993-02-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8100 | Publication of the examined application without publication of unexamined application | ||
| D1 | Grant (no unexamined application published) patent law 81 | ||
| 8364 | No opposition during term of opposition | ||
| 8330 | Complete disclaimer |