ZA959926B - Reduction of acid rain and ozone depletion precursors. - Google Patents
Reduction of acid rain and ozone depletion precursors.Info
- Publication number
- ZA959926B ZA959926B ZA9509926A ZA959926A ZA959926B ZA 959926 B ZA959926 B ZA 959926B ZA 9509926 A ZA9509926 A ZA 9509926A ZA 959926 A ZA959926 A ZA 959926A ZA 959926 B ZA959926 B ZA 959926B
- Authority
- ZA
- South Africa
- Prior art keywords
- precursors
- reduction
- acid rain
- ozone depletion
- depletion
- Prior art date
Links
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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
- B01J23/04—Alkali metals
-
- 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
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/208—Hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/202—Alkali metals
- B01D2255/2022—Potassium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/202—Alkali metals
- B01D2255/2025—Lithium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/202—Alkali metals
- B01D2255/2027—Sodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/204—Alkaline earth metals
- B01D2255/2045—Calcium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/204—Alkaline earth metals
- B01D2255/2047—Magnesium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/40—Mixed oxides
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Combustion & Propulsion (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55272595A | 1995-11-03 | 1995-11-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA959926B true ZA959926B (en) | 1997-02-20 |
Family
ID=24206540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA9509926A ZA959926B (en) | 1995-11-03 | 1995-11-22 | Reduction of acid rain and ozone depletion precursors. |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU7273896A (en) |
WO (1) | WO1997017127A1 (en) |
ZA (1) | ZA959926B (en) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5071815A (en) * | 1989-09-01 | 1991-12-10 | British Columbia Research Corporation | Method for producing catalysts |
US5380692A (en) * | 1991-09-12 | 1995-01-10 | Sakai Chemical Industry Co., Ltd. | Catalyst for catalytic reduction of nitrogen oxide |
US5458803B1 (en) * | 1993-09-30 | 1999-08-03 | Dynamotive Corp | Acid emission reduction |
FR2724328B1 (en) * | 1994-09-09 | 1997-01-10 | Solvay | REACTIVE COMPOSITION AND PROCESS FOR THE PURIFICATION OF A GAS CONTAINING NITRIC OXIDE |
-
1995
- 1995-11-22 ZA ZA9509926A patent/ZA959926B/en unknown
-
1996
- 1996-10-30 AU AU72738/96A patent/AU7273896A/en not_active Abandoned
- 1996-10-30 WO PCT/CA1996/000720 patent/WO1997017127A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
AU7273896A (en) | 1997-05-29 |
WO1997017127A1 (en) | 1997-05-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2289714B (en) | Engaging structure of retainer | |
EP0837933A4 (en) | Optimized minizymes and miniribozymes and uses thereof | |
GB2334444B (en) | Hair treatment composition and method of manufacturing the composition | |
GB9814377D0 (en) | Treatment of airborne microorganisms | |
ZA962768B (en) | Benzonitriles and benzofluorides | |
ZA979731B (en) | Treatment of asthma. | |
EP0860883A4 (en) | Transistor and method of manufacturing the same | |
GB9706070D0 (en) | Method of decomposing polychlorodibenzo-p-dioxins and/or polychlorodibenzofurans | |
ZA964862B (en) | Optimized minizymes and miniribozymes and uses thereof | |
GB9625279D0 (en) | Manufacture of window frames and the like | |
AU3098897A (en) | Biodegradation of metal cyanides | |
ZA973843B (en) | Treatment of asthma with TNFR-lg. | |
EP0800396A4 (en) | Treatment of hyperandrogenic conditions | |
ZA959926B (en) | Reduction of acid rain and ozone depletion precursors. | |
EP0679083A4 (en) | Prevention and treatment of sepsis. | |
AU5048998A (en) | Miniature waste-water treatment system for cleaning of waste-water from one or more households and the like | |
EP0728862A3 (en) | Fiber treatment chemical and fiber treatment composition | |
GB9415901D0 (en) | Novel compounds and treatment | |
GB9415900D0 (en) | Novel compounds and treatment | |
AU4556899A (en) | Prevention and treatment of sepsis | |
GB9402886D0 (en) | The treatment of gaseous substances | |
GB9525234D0 (en) | Process compound and use | |
ZA972152B (en) | Treatment and prophylaxis of pancreatitis. | |
HK1009087A1 (en) | Method of preventing tpo adsorption and stable tpo-containing composition. | |
GB9602853D0 (en) | Treatment of hyperandrogenic conditions |