JP7464523B2 - 脱硝触媒研磨方法及び脱硝触媒研磨装置 - Google Patents
脱硝触媒研磨方法及び脱硝触媒研磨装置 Download PDFInfo
- Publication number
- JP7464523B2 JP7464523B2 JP2020535145A JP2020535145A JP7464523B2 JP 7464523 B2 JP7464523 B2 JP 7464523B2 JP 2020535145 A JP2020535145 A JP 2020535145A JP 2020535145 A JP2020535145 A JP 2020535145A JP 7464523 B2 JP7464523 B2 JP 7464523B2
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- JP
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- Prior art keywords
- abrasive
- denitration catalyst
- abrasive grains
- polishing
- average particle
- 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.)
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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
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional [3D] monoliths
-
- 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
-
- 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
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- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/008547 WO2021171627A1 (ja) | 2020-02-28 | 2020-02-28 | 脱硝触媒研磨方法及び脱硝触媒研磨装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021171627A1 JPWO2021171627A1 (https=) | 2021-09-02 |
| JP7464523B2 true JP7464523B2 (ja) | 2024-04-09 |
Family
ID=77490898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020535145A Active JP7464523B2 (ja) | 2020-02-28 | 2020-02-28 | 脱硝触媒研磨方法及び脱硝触媒研磨装置 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7464523B2 (https=) |
| WO (1) | WO2021171627A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN120733800A (zh) * | 2025-06-06 | 2025-10-03 | 东方凯特瑞(成都)环保科技有限公司 | 一种针对废弃蜂窝式脱硝催化剂的干法再生处理方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012000693A (ja) | 2010-06-14 | 2012-01-05 | Hidaka Fine-Technologies Co Ltd | 研削加工装置及び研削加工方法 |
| US20180141034A1 (en) | 2015-05-12 | 2018-05-24 | Geesco Co., Ltd. | Method for regenerating catalyst |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58150439A (ja) * | 1982-03-04 | 1983-09-07 | Mitsubishi Heavy Ind Ltd | 触媒の賦活方法 |
| JPS6257864A (ja) * | 1985-09-09 | 1987-03-13 | Ebara Corp | 曲り管部の研磨方法 |
| JPH04197451A (ja) * | 1990-11-29 | 1992-07-17 | Japan Carlit Co Ltd:The | 脱硝触媒の再生方法 |
-
2020
- 2020-02-28 WO PCT/JP2020/008547 patent/WO2021171627A1/ja not_active Ceased
- 2020-02-28 JP JP2020535145A patent/JP7464523B2/ja active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012000693A (ja) | 2010-06-14 | 2012-01-05 | Hidaka Fine-Technologies Co Ltd | 研削加工装置及び研削加工方法 |
| US20180141034A1 (en) | 2015-05-12 | 2018-05-24 | Geesco Co., Ltd. | Method for regenerating catalyst |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2021171627A1 (https=) | 2021-09-02 |
| WO2021171627A1 (ja) | 2021-09-02 |
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