SK102001A3 - Method for regenarating catalysts - Google Patents
Method for regenarating catalysts Download PDFInfo
- Publication number
- SK102001A3 SK102001A3 SK10-2001A SK102001A SK102001A3 SK 102001 A3 SK102001 A3 SK 102001A3 SK 102001 A SK102001 A SK 102001A SK 102001 A3 SK102001 A3 SK 102001A3
- Authority
- SK
- Slovakia
- Prior art keywords
- catalyst
- subjected
- ultrasonic treatment
- displacement
- catalysts
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 39
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000009210 therapy by ultrasound Methods 0.000 claims abstract description 14
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 claims abstract description 13
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000919 ceramic Substances 0.000 claims abstract description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 229910001930 tungsten oxide Inorganic materials 0.000 claims abstract description 6
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000009467 reduction Effects 0.000 claims abstract description 4
- 230000001172 regenerating effect Effects 0.000 claims abstract 2
- 238000006073 displacement reaction Methods 0.000 claims description 27
- 230000008569 process Effects 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 12
- 239000000654 additive Substances 0.000 claims description 9
- 239000002574 poison Substances 0.000 claims description 6
- 231100000614 poison Toxicity 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 4
- 239000004480 active ingredient Substances 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 238000009996 mechanical pre-treatment Methods 0.000 claims 2
- 238000007710 freezing Methods 0.000 claims 1
- 230000008014 freezing Effects 0.000 claims 1
- 239000011859 microparticle Substances 0.000 claims 1
- 229910052719 titanium Inorganic materials 0.000 claims 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 abstract description 2
- 239000000470 constituent Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 34
- 239000012153 distilled water Substances 0.000 description 22
- 238000011109 contamination Methods 0.000 description 15
- 230000008929 regeneration Effects 0.000 description 15
- 238000011069 regeneration method Methods 0.000 description 15
- 239000000356 contaminant Substances 0.000 description 7
- 239000010881 fly ash Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- 230000003197 catalytic effect Effects 0.000 description 4
- 239000008139 complexing agent Substances 0.000 description 4
- 239000003599 detergent Substances 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 230000009849 deactivation Effects 0.000 description 3
- 239000003651 drinking water Substances 0.000 description 3
- 235000020188 drinking water Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000002203 pretreatment Methods 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 2
- 235000011130 ammonium sulphate Nutrition 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 229910021542 Vanadium(IV) oxide Inorganic materials 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- IKWTVSLWAPBBKU-UHFFFAOYSA-N a1010_sial Chemical compound O=[As]O[As]=O IKWTVSLWAPBBKU-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 239000001166 ammonium sulphate Substances 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 229910000413 arsenic oxide Inorganic materials 0.000 description 1
- 229960002594 arsenic trioxide Drugs 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 229940071106 ethylenediaminetetraacetate Drugs 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- -1 flotation aids Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910003439 heavy metal oxide Inorganic materials 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
- GRUMUEUJTSXQOI-UHFFFAOYSA-N vanadium dioxide Chemical compound O=[V]=O GRUMUEUJTSXQOI-UHFFFAOYSA-N 0.000 description 1
- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 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
-
- 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
- B01D53/96—Regeneration, reactivation or recycling of reactants
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- 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
- B01J37/34—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation
- B01J37/341—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation
- B01J37/343—Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves ; Ionic sputtering; Flame or plasma spraying; Particle radiation making use of electric or magnetic fields, wave energy or particle radiation of ultrasonic wave energy
-
- 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
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
- B08B3/12—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration by sonic or ultrasonic vibrations
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Toxicology (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19829916A DE19829916B4 (de) | 1998-07-06 | 1998-07-06 | Verfahren zur Regeneration von Katalysatoren und regenerierte Katalysatoren |
| PCT/EP1999/004213 WO2000001483A1 (fr) | 1998-07-06 | 1999-06-17 | Procede de regeneration de catalyseurs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SK102001A3 true SK102001A3 (en) | 2001-07-10 |
Family
ID=7872972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SK10-2001A SK102001A3 (en) | 1998-07-06 | 1999-06-17 | Method for regenarating catalysts |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US6241826B1 (fr) |
| EP (1) | EP1098703B1 (fr) |
| JP (1) | JP3711240B2 (fr) |
| AT (1) | ATE335542T1 (fr) |
| AU (1) | AU755122B2 (fr) |
| CA (1) | CA2336562C (fr) |
| CZ (1) | CZ298114B6 (fr) |
| DE (2) | DE19829916B4 (fr) |
| DK (1) | DK1098703T3 (fr) |
| HR (1) | HRP20000864A2 (fr) |
| HU (1) | HUP0103625A3 (fr) |
| PL (1) | PL196655B1 (fr) |
| SK (1) | SK102001A3 (fr) |
| WO (1) | WO2000001483A1 (fr) |
| ZA (1) | ZA200007737B (fr) |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19628212B4 (de) * | 1996-07-12 | 2008-06-05 | Enbw Energy Solutions Gmbh | Verfahren zum Reinigen und/oder Regenerieren von ganz oder teilweise desaktivierten Katalysatoren zur Entstickung von Rauchgasen |
| DE59900514D1 (de) * | 1998-08-26 | 2002-01-17 | Integral Umwelt Und Anlagentec | VERFAHREN ZUR REGENERIERUNG VON GEBRAUCHTEN DeNOx- BZW. DeDIOXIN-KATALYSATOREN |
| EP1266689A1 (fr) * | 2001-06-15 | 2002-12-18 | Siemens Aktiengesellschaft | Procédé de régénération de catalyseurs destinés à l'élimination des oxydes d'azote |
| US7993598B2 (en) * | 2001-10-31 | 2011-08-09 | Rivin Evgeny I | Catalytic reactors |
| JP4578048B2 (ja) * | 2002-06-21 | 2010-11-10 | 中国電力株式会社 | 脱硝触媒再生方法 |
| US7025811B2 (en) * | 2002-08-23 | 2006-04-11 | Cleaire Advanced Emission Controls | Apparatus for cleaning a diesel particulate filter with multiple filtration stages |
| DE10241004A1 (de) * | 2002-09-05 | 2004-03-11 | Envica Gmbh | Verfahren zur Regeneration von eisenbelasteten Denox-Katalysatoren |
| DE10242081A1 (de) * | 2002-09-11 | 2004-03-25 | Envica Gmbh | Verfahren zur Regeneration von phosphorbelasteten Denox-Katalysatoren |
| US6913026B2 (en) * | 2003-02-25 | 2005-07-05 | Enerfab, Inc. | Methods for cleaning catalytic converters |
| US7559993B1 (en) | 2003-06-03 | 2009-07-14 | Scr-Tech Llc | Process for decoating a washcoat catalyst substrate |
| US6929701B1 (en) | 2003-06-03 | 2005-08-16 | Scr-Tech Llc | Process for decoating a washcoat catalyst substrate |
| DE10325779A1 (de) * | 2003-06-05 | 2005-01-05 | Envica Gmbh | Verfahren zur Entfernung von Verstopfungen aus denitrifizierenden Katalysatoren |
| US7611588B2 (en) * | 2004-11-30 | 2009-11-03 | Ecolab Inc. | Methods and compositions for removing metal oxides |
| ITTO20040883A1 (it) * | 2004-12-17 | 2005-03-17 | Infm Istituto Naz Per La Fisi | Sensore di gas a film sottile sottile semiconduttore, con migliorata selettivita' |
| DE102005000873A1 (de) | 2005-01-05 | 2006-07-13 | Blohm, Maik | Verfahren und Vorrichtung zur Reinigung von SCR-Katalysatoren zwecks Wiedererlangung der Aktivität |
| CN100342963C (zh) * | 2005-01-07 | 2007-10-17 | 中南大学 | 一种制备复合二氧化钛光催化材料的方法 |
| DE102005005973A1 (de) * | 2005-02-09 | 2006-08-10 | Basf Ag | Verfahren zur Regenerierung von inertem Trägermaterial deaktivierter Oxidationskatalysatoren |
| PL1797954T3 (pl) | 2005-12-16 | 2011-07-29 | Steag Energy Services Gmbh | Sposób obróbki katalizatorów gazów spalinowych |
| DE102007020855A1 (de) | 2007-05-02 | 2008-11-06 | Evonik Energy Services Gmbh | Verfahren zum Reinigen von Rauchgasen aus Verbrennungsanlagen |
| SI2033702T1 (sl) | 2007-09-04 | 2011-05-31 | Evonik Energy Services Gmbh | Postopek za odstranjevanje živega srebra iz zgorelih izpušnih plinov |
| US7723251B2 (en) | 2008-03-11 | 2010-05-25 | Evonik Energy Services Llc | Method of regeneration of SCR catalyst |
| US7741239B2 (en) * | 2008-03-11 | 2010-06-22 | Evonik Energy Services Llc | Methods of regeneration of SCR catalyst poisoned by phosphorous components in flue gas |
| US20110015055A1 (en) | 2009-07-17 | 2011-01-20 | Cooper Michael D | Method for removing a catalyst inhibitor from a substrate |
| US20110015056A1 (en) * | 2009-07-17 | 2011-01-20 | Coalogix Technology Holdings Inc. | Method for removing a catalyst inhibitor from a substrate |
| US8389431B2 (en) | 2011-02-03 | 2013-03-05 | Steag Energy Services Gmbh | Method for treating SCR catalysts having accumulated iron compounds |
| JP5701185B2 (ja) | 2011-09-09 | 2015-04-15 | 三菱重工業株式会社 | 脱硝触媒のｓｏ２酸化率上昇低減方法 |
| CN102873054A (zh) * | 2012-09-21 | 2013-01-16 | 张海峰 | 一种三元催化器的清洗方法 |
| KR101525302B1 (ko) * | 2013-05-29 | 2015-06-02 | 두산엔진주식회사 | 선택적 촉매 환원 시스템 및 선택적 촉매 환원용 촉매의 재생 방법 |
| CN103394317B (zh) * | 2013-08-16 | 2015-02-18 | 河海大学 | 一种用于失效生物活性炭的移动车式原位再生装置 |
| CN103394340B (zh) * | 2013-08-16 | 2014-12-31 | 河海大学 | 一种用于失效生物活性炭的原位再生装置 |
| CN103599816B (zh) * | 2013-11-18 | 2015-12-30 | 涿州西热环保催化剂有限公司 | 一种离线清洗钙中毒scr脱硝催化剂的清洗剂及清洗方法 |
| FR3026657A1 (fr) | 2014-10-01 | 2016-04-08 | Lab Sa | Procede et installation de regeneration d'un catalyseur de denitrification |
| FR3026656B1 (fr) | 2014-10-01 | 2021-12-31 | Lab Sa | Procede et installation de regeneration d'un catalyseur de denitrification |
| CN105311963A (zh) * | 2015-12-01 | 2016-02-10 | 苏州华乐大气污染控制科技发展有限公司 | Scr脱硝催化剂再生设备清洗处理装置 |
| PL237032B1 (pl) * | 2019-01-07 | 2021-03-08 | Univ Slaski | Sposób regeneracji katalizatorów SCR w pełni lub w części zdezaktywowanych oraz sposób utylizacji zużytych w trakcie regeneracji roztworów oczyszczających |
| CN110252420B (zh) * | 2019-07-09 | 2022-01-18 | 河北工业大学 | 一种中毒蜂窝催化剂的再生方法以及一种中毒蜂窝催化剂的再生装置 |
| CN113019471B (zh) * | 2021-02-07 | 2023-05-23 | 铜仁市诚一环保科技有限公司 | 一种脱硝催化剂的清洗方法以及设备 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1093533A (fr) * | 1978-04-12 | 1981-01-13 | Imperial Oil Limited | Reactivation de catalyseurs de la conversion d'hydrocarbures par action des ultrasons |
| FI76705C (fi) * | 1987-04-16 | 1988-12-12 | Valmet Paper Machinery Inc | Foerfarande foer rengoering av filterplattor foer sugtorkanordning. |
| DE3803579C1 (fr) * | 1988-02-06 | 1989-07-13 | Degussa Ag, 6000 Frankfurt, De | |
| US4992614A (en) * | 1988-06-30 | 1991-02-12 | Mobil Oil Corp. | Reactivation of partially deactivated catalyst employing ultrasonic energy |
| US4914256A (en) * | 1988-06-30 | 1990-04-03 | Mobil Oil Corp. | Reactivation of partially deactivated catalyst employing ultrasonic energy |
| DE4027419A1 (de) * | 1990-08-30 | 1992-03-05 | Huels Chemische Werke Ag | Verfahren zur reaktivierung von desaktivierten hydrierkatalysatoren |
| US5143103A (en) * | 1991-01-04 | 1992-09-01 | International Business Machines Corporation | Apparatus for cleaning and drying workpieces |
| DE4300933C1 (de) * | 1993-01-15 | 1994-05-19 | Huels Chemische Werke Ag | Verfahren zur Regeneration von mit Arsen vergifteten Katalysatoren auf Basis von Titandioxid zur Entfernung von Stickoxiden aus Abgasen |
| DE4312445C2 (de) * | 1993-04-16 | 1997-08-07 | Guv Ges Fuer Umweltvertraeglic | Verfahren zum Regenerieren von Adsorbentien |
| US5378287A (en) * | 1993-08-17 | 1995-01-03 | Zenith Mfg. & Chemical Corporation | Compact ultrasonic cleaning and drying machine and method |
| JP3703842B2 (ja) * | 1994-11-22 | 2005-10-05 | ユナイテッド テクノロジーズ コーポレイション | タービンエアフォイルの超音波洗浄の方法 |
| JP3297305B2 (ja) * | 1996-06-13 | 2002-07-02 | 三菱重工業株式会社 | ハニカム触媒の目詰りダストの除去方法 |
| DE19628212B4 (de) * | 1996-07-12 | 2008-06-05 | Enbw Energy Solutions Gmbh | Verfahren zum Reinigen und/oder Regenerieren von ganz oder teilweise desaktivierten Katalysatoren zur Entstickung von Rauchgasen |
| JP3377715B2 (ja) * | 1997-02-27 | 2003-02-17 | 三菱重工業株式会社 | 脱硝触媒の再生方法 |
| DE19804522A1 (de) * | 1997-07-29 | 1999-02-04 | Steag Ag | Verfahren und Vorrichtung zum Behandeln von keramischen Bauteilen |
-
1998
- 1998-07-06 DE DE19829916A patent/DE19829916B4/de not_active Expired - Lifetime
- 1998-11-05 US US09/187,014 patent/US6241826B1/en not_active Expired - Lifetime
-
1999
- 1999-06-17 CA CA002336562A patent/CA2336562C/fr not_active Expired - Lifetime
- 1999-06-17 AT AT99929262T patent/ATE335542T1/de active
- 1999-06-17 JP JP2000557918A patent/JP3711240B2/ja not_active Expired - Fee Related
- 1999-06-17 SK SK10-2001A patent/SK102001A3/sk unknown
- 1999-06-17 PL PL345361A patent/PL196655B1/pl unknown
- 1999-06-17 AU AU46127/99A patent/AU755122B2/en not_active Ceased
- 1999-06-17 EP EP99929262A patent/EP1098703B1/fr not_active Expired - Lifetime
- 1999-06-17 DK DK99929262T patent/DK1098703T3/da active
- 1999-06-17 CZ CZ20010078A patent/CZ298114B6/cs not_active IP Right Cessation
- 1999-06-17 DE DE59913763T patent/DE59913763D1/de not_active Expired - Lifetime
- 1999-06-17 HU HU0103625A patent/HUP0103625A3/hu unknown
- 1999-06-17 WO PCT/EP1999/004213 patent/WO2000001483A1/fr active IP Right Grant
-
2000
- 2000-12-15 HR HR20000864A patent/HRP20000864A2/hr not_active Application Discontinuation
- 2000-12-21 ZA ZA200007737A patent/ZA200007737B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE59913763D1 (de) | 2006-09-21 |
| US6241826B1 (en) | 2001-06-05 |
| JP3711240B2 (ja) | 2005-11-02 |
| HUP0103625A3 (en) | 2004-07-28 |
| HRP20000864A2 (en) | 2001-12-31 |
| CZ200178A3 (cs) | 2001-07-11 |
| CZ298114B6 (cs) | 2007-06-27 |
| EP1098703A1 (fr) | 2001-05-16 |
| AU755122B2 (en) | 2002-12-05 |
| DE19829916A1 (de) | 2000-01-13 |
| ATE335542T1 (de) | 2006-09-15 |
| AU4612799A (en) | 2000-01-24 |
| DK1098703T3 (da) | 2006-12-11 |
| CA2336562C (fr) | 2005-03-29 |
| EP1098703B1 (fr) | 2006-08-09 |
| PL196655B1 (pl) | 2008-01-31 |
| CA2336562A1 (fr) | 2000-01-13 |
| WO2000001483A1 (fr) | 2000-01-13 |
| JP2002519191A (ja) | 2002-07-02 |
| DE19829916B4 (de) | 2005-03-24 |
| ZA200007737B (en) | 2001-11-20 |
| HUP0103625A2 (hu) | 2002-01-28 |
| PL345361A1 (en) | 2001-12-17 |
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