DE19581575T1 - Verfahren und Zusammensetzung zur Bekämpfung der Umweltverschmutzung - Google Patents
Verfahren und Zusammensetzung zur Bekämpfung der UmweltverschmutzungInfo
- Publication number
- DE19581575T1 DE19581575T1 DE19581575T DE19581575T DE19581575T1 DE 19581575 T1 DE19581575 T1 DE 19581575T1 DE 19581575 T DE19581575 T DE 19581575T DE 19581575 T DE19581575 T DE 19581575T DE 19581575 T1 DE19581575 T1 DE 19581575T1
- Authority
- DE
- Germany
- Prior art keywords
- composition
- combating pollution
- combating
- pollution
- 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.)
- Ceased
Links
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
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—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
- C01B21/04—Purification or separation of nitrogen
-
- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/209,541 US5489420A (en) | 1994-03-10 | 1994-03-10 | Nitrogen oxides reducing agent and a phosphate |
PCT/US1995/003016 WO1995024357A1 (en) | 1994-03-10 | 1995-03-09 | Process and composition for pollution control |
Publications (1)
Publication Number | Publication Date |
---|---|
DE19581575T1 true DE19581575T1 (de) | 1997-04-17 |
Family
ID=22779163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19581575T Ceased DE19581575T1 (de) | 1994-03-10 | 1995-03-09 | Verfahren und Zusammensetzung zur Bekämpfung der Umweltverschmutzung |
Country Status (6)
Country | Link |
---|---|
US (1) | US5489420A (de) |
KR (1) | KR970701671A (de) |
DE (1) | DE19581575T1 (de) |
PL (1) | PL177588B1 (de) |
TW (1) | TW305771B (de) |
WO (1) | WO1995024357A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6761868B2 (en) | 2001-05-16 | 2004-07-13 | The Chemithon Corporation | Process for quantitatively converting urea to ammonia on demand |
US6887449B2 (en) | 2002-11-21 | 2005-05-03 | The Chemithon Corporation | Method of quantitatively producing ammonia from urea |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5985222A (en) | 1996-11-01 | 1999-11-16 | Noxtech, Inc. | Apparatus and method for reducing NOx from exhaust gases produced by industrial processes |
EP1016446B1 (de) * | 1998-12-28 | 2004-06-30 | Miyoshi Yushi Kabushiki Kaisha | Verfahren zur Behandlung von Rauchgas |
US6280695B1 (en) | 2000-07-10 | 2001-08-28 | Ge Energy & Environmental Research Corp. | Method of reducing NOx in a combustion flue gas |
KR100597961B1 (ko) * | 2003-04-24 | 2006-07-06 | 한국남부발전 주식회사 | 고정원에서 발생되는 이산화질소 가시매연 저감방법 |
CN100355488C (zh) * | 2003-05-07 | 2007-12-19 | 韩国高化环保技术有限公司 | 通过多次喷射还原氮氧化物的催化方法及其用法 |
US20050063887A1 (en) * | 2003-05-22 | 2005-03-24 | Stuart Arrol | Method and apparatus for zonal injection of chemicals into a furnace convective pass to reduce pollutants from flue gases |
US7976518B2 (en) * | 2005-01-13 | 2011-07-12 | Corpak Medsystems, Inc. | Tubing assembly and signal generator placement control device and method for use with catheter guidance systems |
US9869226B2 (en) * | 2013-06-07 | 2018-01-16 | Peerless Mfg. Co. | System and method for sequential injection of reagent to reduce NOx from combustion sources |
EP3216510A1 (de) * | 2016-03-07 | 2017-09-13 | Omya International AG | Teilchenförmiges erdalkalikarbonathaltiges material zur aufnahme von nox |
CN114682065B (zh) * | 2022-03-21 | 2023-03-24 | 安徽工业大学 | 一种用于智能活性氨基还原脱硝的脱硝剂和对窑尾烟气进行脱硝的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4325924A (en) * | 1977-10-25 | 1982-04-20 | Electric Power Research Institute, Inc. | Urea reduction of NOx in fuel rich combustion effluents |
US4992249A (en) * | 1985-10-04 | 1991-02-12 | Fuel Tech, Inc. | Reduction of nitrogen- and carbon-based pollutants through the use of urea solutions |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5420430B2 (de) * | 1972-07-25 | 1979-07-23 | ||
US3900554A (en) * | 1973-03-16 | 1975-08-19 | Exxon Research Engineering Co | Method for the reduction of the concentration of no in combustion effluents using ammonia |
US4208386A (en) * | 1976-03-03 | 1980-06-17 | Electric Power Research Institute, Inc. | Urea reduction of NOx in combustion effluents |
US4756890A (en) * | 1986-05-09 | 1988-07-12 | Pyropower Corporation | Reduction of NOx in flue gas |
US4842834A (en) * | 1987-02-02 | 1989-06-27 | Fuel Tech, Inc. | Process for reducing the concentration of pollutants in an effluent |
US4780289A (en) * | 1987-05-14 | 1988-10-25 | Fuel Tech, Inc. | Process for nitrogen oxides reduction and minimization of the production of other pollutants |
US4777024A (en) * | 1987-03-06 | 1988-10-11 | Fuel Tech, Inc. | Multi-stage process for reducing the concentration of pollutants in an effluent |
US4985218A (en) * | 1989-03-03 | 1991-01-15 | Fuel Tech, Inc. | Process and injector for reducing the concentration of pollutants in an effluent |
US4997631A (en) * | 1990-03-07 | 1991-03-05 | Fuel Tech, Inc. | Process for reducing nitrogen oxides without generating nitrous oxide |
US5240688A (en) * | 1990-08-01 | 1993-08-31 | Fuel Tech Gmbh | Process for the in-line hydrolysis of urea |
-
1994
- 1994-03-10 US US08/209,541 patent/US5489420A/en not_active Expired - Fee Related
-
1995
- 1995-03-09 DE DE19581575T patent/DE19581575T1/de not_active Ceased
- 1995-03-09 PL PL95316204A patent/PL177588B1/pl unknown
- 1995-03-09 WO PCT/US1995/003016 patent/WO1995024357A1/en active Application Filing
- 1995-03-09 KR KR1019960704987A patent/KR970701671A/ko not_active Application Discontinuation
- 1995-03-14 TW TW084102431A patent/TW305771B/zh active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4325924A (en) * | 1977-10-25 | 1982-04-20 | Electric Power Research Institute, Inc. | Urea reduction of NOx in fuel rich combustion effluents |
US4992249A (en) * | 1985-10-04 | 1991-02-12 | Fuel Tech, Inc. | Reduction of nitrogen- and carbon-based pollutants through the use of urea solutions |
Non-Patent Citations (4)
Title |
---|
JP 49030147 In: Derwent Ref. No.75-02510 W/02 * |
JP 61230798 A In: Derwent Ref. No.86-314161/48 * |
JP 61238791 A In: Derwent Ref. No.86-322245/49 * |
SU 867404 In: Derwent Ref. No.63097 E/30 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6761868B2 (en) | 2001-05-16 | 2004-07-13 | The Chemithon Corporation | Process for quantitatively converting urea to ammonia on demand |
US7008603B2 (en) | 2001-05-16 | 2006-03-07 | The Chemithon Corporation | Process and apparatus for quantitatively converting urea to ammonia on demand |
US6887449B2 (en) | 2002-11-21 | 2005-05-03 | The Chemithon Corporation | Method of quantitatively producing ammonia from urea |
Also Published As
Publication number | Publication date |
---|---|
US5489420A (en) | 1996-02-06 |
PL316204A1 (en) | 1996-12-23 |
TW305771B (de) | 1997-05-21 |
WO1995024357A1 (en) | 1995-09-14 |
KR970701671A (ko) | 1997-04-12 |
PL177588B1 (pl) | 1999-12-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
8131 | Rejection |