BR7701470A - Catalisador para a conversao do anidrido sulfuroso em anidrido sulfurico e sua reacao inversa - Google Patents
Catalisador para a conversao do anidrido sulfuroso em anidrido sulfurico e sua reacao inversaInfo
- Publication number
- BR7701470A BR7701470A BR7701470A BR7701470A BR7701470A BR 7701470 A BR7701470 A BR 7701470A BR 7701470 A BR7701470 A BR 7701470A BR 7701470 A BR7701470 A BR 7701470A BR 7701470 A BR7701470 A BR 7701470A
- Authority
- BR
- Brazil
- Prior art keywords
- sulphuric anhydride
- catalyst
- converting
- reverse reaction
- anhydride
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/78—Preparation by contact processes characterised by the catalyst used
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/78—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali- or alkaline earth metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
- C01B17/502—Preparation of sulfur dioxide by reduction of sulfur compounds of sulfur trioxide
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7606974A FR2343694A1 (fr) | 1976-03-11 | 1976-03-11 | Nouveau catalyseur pour la conversion de l'anhydride sulfureux en anhydride sulfurique et sa reaction inverse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7701470A true BR7701470A (pt) | 1978-09-12 |
Family
ID=9170268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7701470A BR7701470A (pt) | 1976-03-11 | 1977-03-10 | Catalisador para a conversao do anidrido sulfuroso em anidrido sulfurico e sua reacao inversa |
Country Status (14)
| Country | Link |
|---|---|
| JP (1) | JPS6035175B2 (uk) |
| AT (1) | AT351495B (uk) |
| AU (1) | AU517001B2 (uk) |
| BE (1) | BE851638A (uk) |
| BR (1) | BR7701470A (uk) |
| CA (1) | CA1093541A (uk) |
| CH (1) | CH597908A5 (uk) |
| DE (1) | DE2710350C3 (uk) |
| ES (1) | ES456781A1 (uk) |
| FR (1) | FR2343694A1 (uk) |
| GB (1) | GB1572841A (uk) |
| IT (1) | IT1073280B (uk) |
| SU (1) | SU745353A3 (uk) |
| ZA (1) | ZA771453B (uk) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116675184B (zh) * | 2023-07-28 | 2023-11-14 | 潍坊春源化工有限公司 | 一种循环生产三氧化硫的工艺及装备 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1002746B (de) * | 1954-09-03 | 1957-02-21 | Metallgesellschaft Ag | Verfahren zur Herstellung von Kohlenwasserstoffen, sauerstoffhaltigen Kohlenwasserstoffverbindungen oder deren Gemischen durch Hydrierung von Oxyden des Kohlenstoffs |
-
1976
- 1976-03-11 FR FR7606974A patent/FR2343694A1/fr active Granted
-
1977
- 1977-02-18 BE BE1007962A patent/BE851638A/xx not_active IP Right Cessation
- 1977-02-23 JP JP52018284A patent/JPS6035175B2/ja not_active Expired
- 1977-03-02 IT IT67457/77A patent/IT1073280B/it active
- 1977-03-08 GB GB9738/77A patent/GB1572841A/en not_active Expired
- 1977-03-09 CA CA273,537A patent/CA1093541A/fr not_active Expired
- 1977-03-10 DE DE2710350A patent/DE2710350C3/de not_active Expired
- 1977-03-10 ZA ZA00771453A patent/ZA771453B/xx unknown
- 1977-03-10 AU AU23104/77A patent/AU517001B2/en not_active Expired
- 1977-03-10 SU SU772459849A patent/SU745353A3/ru active
- 1977-03-10 CH CH304477A patent/CH597908A5/xx not_active IP Right Cessation
- 1977-03-10 BR BR7701470A patent/BR7701470A/pt unknown
- 1977-03-11 AT AT165677A patent/AT351495B/de not_active IP Right Cessation
- 1977-03-11 ES ES456781A patent/ES456781A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52111481A (en) | 1977-09-19 |
| BE851638A (fr) | 1977-08-18 |
| SU745353A3 (ru) | 1980-06-30 |
| AT351495B (de) | 1979-07-25 |
| ATA165677A (de) | 1979-01-15 |
| GB1572841A (en) | 1980-08-06 |
| FR2343694A1 (fr) | 1977-10-07 |
| AU517001B2 (en) | 1981-07-02 |
| DE2710350C3 (de) | 1981-07-30 |
| ZA771453B (en) | 1978-04-26 |
| CA1093541A (fr) | 1981-01-13 |
| AU2310477A (en) | 1978-09-14 |
| ES456781A1 (es) | 1978-06-01 |
| DE2710350B2 (de) | 1980-07-03 |
| JPS6035175B2 (ja) | 1985-08-13 |
| CH597908A5 (uk) | 1978-04-14 |
| FR2343694B1 (uk) | 1980-05-23 |
| IT1073280B (it) | 1985-04-13 |
| DE2710350A1 (de) | 1978-01-26 |
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