JPH0446621B2 - - Google Patents
Info
- Publication number
- JPH0446621B2 JPH0446621B2 JP58143666A JP14366683A JPH0446621B2 JP H0446621 B2 JPH0446621 B2 JP H0446621B2 JP 58143666 A JP58143666 A JP 58143666A JP 14366683 A JP14366683 A JP 14366683A JP H0446621 B2 JPH0446621 B2 JP H0446621B2
- Authority
- JP
- Japan
- Prior art keywords
- catalyst
- water
- present
- exhaust gas
- activity
- 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
- 239000003054 catalyst Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005406 washing Methods 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 3
- 230000001172 regenerating effect Effects 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 11
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- 229910021529 ammonia Inorganic materials 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000010531 catalytic reduction reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- DNYWZCXLKNTFFI-UHFFFAOYSA-N uranium Chemical compound [U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U] DNYWZCXLKNTFFI-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58143666A JPS6034743A (ja) | 1983-08-08 | 1983-08-08 | 使用済脱硝触媒体の再生処理方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58143666A JPS6034743A (ja) | 1983-08-08 | 1983-08-08 | 使用済脱硝触媒体の再生処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6034743A JPS6034743A (ja) | 1985-02-22 |
| JPH0446621B2 true JPH0446621B2 (US07655688-20100202-C00086.png) | 1992-07-30 |
Family
ID=15344106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58143666A Granted JPS6034743A (ja) | 1983-08-08 | 1983-08-08 | 使用済脱硝触媒体の再生処理方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6034743A (US07655688-20100202-C00086.png) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3641773A1 (de) * | 1986-12-06 | 1988-06-09 | Metallgesellschaft Ag | Verfahren zur katalytischen reduktion von in einem gas enthaltenem no |
| US6395665B2 (en) * | 1998-07-24 | 2002-05-28 | Mitsubishi Heavy Industries, Ltd. | Methods for the regeneration of a denitration catalyst |
| DE59900514D1 (de) * | 1998-08-26 | 2002-01-17 | Integral Umwelt Und Anlagentec | VERFAHREN ZUR REGENERIERUNG VON GEBRAUCHTEN DeNOx- BZW. DeDIOXIN-KATALYSATOREN |
| JP4264643B2 (ja) * | 2003-09-18 | 2009-05-20 | 日立造船株式会社 | 劣化触媒の再生方法 |
| JP5681989B2 (ja) * | 2011-03-31 | 2015-03-11 | 三菱日立パワーシステムズ株式会社 | 使用済脱硝触媒の再生方法 |
| CN112642496B (zh) * | 2020-11-18 | 2023-11-10 | 苏州西热节能环保技术有限公司 | 可实现同步脱硝脱VOCs和CO的再生催化剂及其制备方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51129888A (en) * | 1975-05-06 | 1976-11-11 | Asahi Glass Co Ltd | Process for generating catalists havingbeen used for removing nitorge oxides |
| JPS5410294A (en) * | 1977-06-27 | 1979-01-25 | Mitsubishi Chem Ind Ltd | Regenerating method for used vanadium-titania catalyst |
| JPS58247A (ja) * | 1981-06-26 | 1983-01-05 | Ngk Insulators Ltd | 脱硝触媒の再生法 |
-
1983
- 1983-08-08 JP JP58143666A patent/JPS6034743A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51129888A (en) * | 1975-05-06 | 1976-11-11 | Asahi Glass Co Ltd | Process for generating catalists havingbeen used for removing nitorge oxides |
| JPS5410294A (en) * | 1977-06-27 | 1979-01-25 | Mitsubishi Chem Ind Ltd | Regenerating method for used vanadium-titania catalyst |
| JPS58247A (ja) * | 1981-06-26 | 1983-01-05 | Ngk Insulators Ltd | 脱硝触媒の再生法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6034743A (ja) | 1985-02-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |