FR2197834B1 - - Google Patents
Info
- Publication number
- FR2197834B1 FR2197834B1 FR7331434A FR7331434A FR2197834B1 FR 2197834 B1 FR2197834 B1 FR 2197834B1 FR 7331434 A FR7331434 A FR 7331434A FR 7331434 A FR7331434 A FR 7331434A FR 2197834 B1 FR2197834 B1 FR 2197834B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
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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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1887—Stationary reactors having moving elements inside forming a thin film
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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
- B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
- B01J10/02—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor of the thin-film type
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
- C07C303/04—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups
- C07C303/06—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with sulfuric acid or sulfur trioxide
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/24—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of esters of sulfuric acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Carbon And Carbon Compounds (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28538272A | 1972-08-30 | 1972-08-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2197834A1 FR2197834A1 (en) | 1974-03-29 |
FR2197834B1 true FR2197834B1 (US20080094685A1-20080424-C00004.png) | 1978-01-13 |
Family
ID=23093997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7331434A Granted FR2197834A1 (en) | 1972-08-30 | 1973-08-30 | Reacting sulphur trioxide with thin liquid film - esp alkyl aromatic hydro-carbons using centrifuging to produce film in subatmospheric housing without polluting surroundings |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS52779A (US20080094685A1-20080424-C00004.png) |
FR (1) | FR2197834A1 (US20080094685A1-20080424-C00004.png) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1489765A (fr) * | 1966-05-09 | 1967-07-28 | Unilever Nv | Procédés et appareils pour faire réagir des gaz avec des liquides |
GB1282097A (en) * | 1968-09-03 | 1972-07-19 | Unilever Ltd | Process and reactor for reacting a gas and a liquid |
JPS4725794U (US20080094685A1-20080424-C00004.png) * | 1971-04-15 | 1972-11-22 |
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1973
- 1973-08-30 JP JP9777873A patent/JPS52779A/ja active Pending
- 1973-08-30 FR FR7331434A patent/FR2197834A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS52779A (en) | 1977-01-06 |
FR2197834A1 (en) | 1974-03-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
ST | Notification of lapse |