FR2287416A1 - Procede d'obtention d'anhydride sulfureux - Google Patents
Procede d'obtention d'anhydride sulfureuxInfo
- Publication number
- FR2287416A1 FR2287416A1 FR7531071A FR7531071A FR2287416A1 FR 2287416 A1 FR2287416 A1 FR 2287416A1 FR 7531071 A FR7531071 A FR 7531071A FR 7531071 A FR7531071 A FR 7531071A FR 2287416 A1 FR2287416 A1 FR 2287416A1
- Authority
- FR
- France
- Prior art keywords
- obtaining
- sulphurous anhydride
- sulphurous
- anhydride
- obtaining sulphurous
- 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.)
- Granted
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
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid
-
- 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
- C01B17/54—Preparation of sulfur dioxide by burning elemental sulfur
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S261/00—Gas and liquid contact apparatus
- Y10S261/54—Venturi scrubbers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742448676 DE2448676A1 (de) | 1974-10-12 | 1974-10-12 | Verfahren zur herstellung von schwefeldioxid |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2287416A1 true FR2287416A1 (fr) | 1976-05-07 |
FR2287416B1 FR2287416B1 (fr) | 1981-08-07 |
Family
ID=5928142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7531071A Granted FR2287416A1 (fr) | 1974-10-12 | 1975-10-10 | Procede d'obtention d'anhydride sulfureux |
Country Status (8)
Country | Link |
---|---|
US (1) | US4010246A (fr) |
JP (1) | JPS5164493A (fr) |
BE (1) | BE834444A (fr) |
CA (1) | CA1078583A (fr) |
DE (1) | DE2448676A1 (fr) |
FR (1) | FR2287416A1 (fr) |
GB (1) | GB1521893A (fr) |
NL (1) | NL7511759A (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2824010A1 (de) * | 1978-06-01 | 1979-12-13 | Metallgesellschaft Ag | Verfahren zur aufkonzentrierung von verduennter phosphorsaeure |
US4826670A (en) * | 1985-03-20 | 1989-05-02 | Air Products And Chemicals, Inc. | Oxygen enriched claus system with sulfuric acid injection |
JPS61251502A (ja) * | 1985-04-30 | 1986-11-08 | Jgc Corp | 廃硫酸の処理方法 |
GB8610856D0 (en) * | 1986-05-02 | 1986-06-11 | Boc Group Plc | Treatment of waste material |
BE1001482A4 (nl) * | 1988-03-09 | 1989-11-07 | Metallurgie Hoboken | Werkwijze en installatie voor de behandeling van een gasstroom die pyrofoor stof bevat. |
US5013359A (en) * | 1988-10-31 | 1991-05-07 | Hydrochem Developments Ltd. | Process for recovering gold from refractory sulfidic ores |
US5618331A (en) * | 1995-12-04 | 1997-04-08 | Kemicraft Overseas Limited | Vapor phase fluidized bed sulfation of titaniferous materials |
JP2002289444A (ja) * | 2001-03-23 | 2002-10-04 | Fdk Corp | 高周波パワーインダクタンス素子 |
US7264654B2 (en) * | 2003-09-23 | 2007-09-04 | Kalex, Llc | Process and system for the condensation of multi-component working fluids |
US8087248B2 (en) * | 2008-10-06 | 2012-01-03 | Kalex, Llc | Method and apparatus for the utilization of waste heat from gaseous heat sources carrying substantial quantities of dust |
US8695344B2 (en) * | 2008-10-27 | 2014-04-15 | Kalex, Llc | Systems, methods and apparatuses for converting thermal energy into mechanical and electrical power |
US8176738B2 (en) | 2008-11-20 | 2012-05-15 | Kalex Llc | Method and system for converting waste heat from cement plant into a usable form of energy |
US8474263B2 (en) | 2010-04-21 | 2013-07-02 | Kalex, Llc | Heat conversion system simultaneously utilizing two separate heat source stream and method for making and using same |
US8833077B2 (en) | 2012-05-18 | 2014-09-16 | Kalex, Llc | Systems and methods for low temperature heat sources with relatively high temperature cooling media |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB596386A (en) * | 1943-12-17 | 1948-01-02 | Chemical Construction Corp | Improvements in or relating to the decomposition of sulphuric acid |
US2452517A (en) * | 1946-04-27 | 1948-10-26 | Chemical Construction Corp | Waste iron sulfate solution recovery |
GB775818A (en) * | 1954-03-27 | 1957-05-29 | Bot Brassert Oxygen Technik A | A process for removing dust from gases |
GB993412A (en) * | 1961-07-19 | 1965-05-26 | Laporte Acids Ltd | Improvements in or relating to the manufacture of sulphur dioxide |
DE1199243B (de) * | 1963-07-10 | 1965-08-26 | Huels Chemische Werke Ag | Verfahren zur Herstellung schwefeldioxydhaltiger Gase aus ammoniumsalzhaltigen Abfallschwefelsaeuren |
DE1258846B (de) * | 1964-01-02 | 1968-01-18 | Bayer Ag | Verfahren zur thermischen Spaltung von Abfallschwefelsaeuren |
GB1136903A (en) * | 1964-12-30 | 1968-12-18 | Christopher Nigel Kenney | Improvements in or relating to the oxidation of sulphur and sulphur dioxide |
DE2037619B2 (de) * | 1970-07-29 | 1972-07-13 | Chemiebau Dr. A. Zieren GmbH & Co KG, 5000 Köln | Verfahren zur spaltung von schwefelsaeure |
BE793278A (fr) * | 1971-12-24 | 1973-04-16 | Nippon Kokan Kk | Procede et appareil pour separer et recueillir de fines particules dansdu gaz au moyen d'un courant de gouttes de metal en fusion qui tombent |
DE2210637B2 (de) * | 1972-03-06 | 1975-12-04 | Davy Powergas Gmbh, 5000 Koeln | Verfahren zur Herstellung eines Schwefeldioxid enthaltenden Gases aus einer bei der TitanweiBherstellung anfallenden Dünnsäure |
DE2245002C3 (de) * | 1972-09-14 | 1981-08-20 | Davy International Ag, 6000 Frankfurt | Verfahren zur Herstellung schwefeldioxidhaltiger Gase |
-
1974
- 1974-10-12 DE DE19742448676 patent/DE2448676A1/de not_active Withdrawn
-
1975
- 1975-10-07 NL NL7511759A patent/NL7511759A/xx not_active Application Discontinuation
- 1975-10-09 JP JP50121421A patent/JPS5164493A/ja active Pending
- 1975-10-10 US US05/621,583 patent/US4010246A/en not_active Expired - Lifetime
- 1975-10-10 FR FR7531071A patent/FR2287416A1/fr active Granted
- 1975-10-10 CA CA237,468A patent/CA1078583A/fr not_active Expired
- 1975-10-13 GB GB41883/75A patent/GB1521893A/en not_active Expired
- 1975-10-13 BE BE160887A patent/BE834444A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
BE834444A (fr) | 1976-04-13 |
CA1078583A (fr) | 1980-06-03 |
US4010246A (en) | 1977-03-01 |
JPS5164493A (en) | 1976-06-03 |
DE2448676A1 (de) | 1976-04-22 |
NL7511759A (nl) | 1976-04-14 |
GB1521893A (en) | 1978-08-16 |
FR2287416B1 (fr) | 1981-08-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |