FR2304388B1 - - Google Patents
Info
- Publication number
- FR2304388B1 FR2304388B1 FR7534352A FR7534352A FR2304388B1 FR 2304388 B1 FR2304388 B1 FR 2304388B1 FR 7534352 A FR7534352 A FR 7534352A FR 7534352 A FR7534352 A FR 7534352A FR 2304388 B1 FR2304388 B1 FR 2304388B1
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
-
- 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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
-
- 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
- B01D53/14—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 by absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B7/00—Halogens; Halogen acids
- C01B7/19—Fluorine; Hydrogen fluoride
- C01B7/191—Hydrogen fluoride
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/20—Halides
- C01F11/22—Fluorides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Treating Waste Gases (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/560,907 US3976447A (en) | 1973-04-26 | 1975-03-21 | Removal of hydrogen fluoride from gaseous mixture by absorption on alkaline earth metal fluoride |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2304388A1 FR2304388A1 (fr) | 1976-10-15 |
| FR2304388B1 true FR2304388B1 (US20080094685A1-20080424-C00004.png) | 1979-07-06 |
Family
ID=24239858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7534352A Granted FR2304388A1 (fr) | 1975-03-21 | 1975-11-10 | Procede d'elimination d'acide fluorhydrique de courants gazeux en contenant |
Country Status (8)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2200621A (en) * | 1987-02-06 | 1988-08-10 | Coal Ind | Treatment of gases |
| CN114042432B (zh) * | 2021-11-05 | 2023-04-11 | 临海市利民化工有限公司 | 一种用于干法分离氯化氢精馏塔填料及其制备方法 |
| WO2024053704A1 (ja) * | 2022-09-09 | 2024-03-14 | 株式会社レゾナック | フッ化水素吸着剤の製造方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA991822A (en) * | 1971-06-16 | 1976-06-29 | Dhirendra R. Merchant | Purification of gaseous hydrogen chloride |
| DE2459272C3 (de) * | 1974-12-14 | 1978-08-17 | Fa. Hermann Wegener, 3000 Hannover | Masse zum Entfernen von umweltschädlichen Gasen, insbesondere von Schwefeloxiden, Schwefelwasserstoff und Halogenwasserstoffen aus Industrieabgasen |
-
1975
- 1975-10-17 NL NL7512200A patent/NL185328C/xx not_active IP Right Cessation
- 1975-10-21 ES ES441954A patent/ES441954A1/es not_active Expired
- 1975-10-22 GB GB4341675A patent/GB1505918A/en not_active Expired
- 1975-10-30 CA CA238,671A patent/CA1052292A/en not_active Expired
- 1975-11-10 FR FR7534352A patent/FR2304388A1/fr active Granted
- 1975-11-18 IT IT5228375A patent/IT1052322B/it active
-
1976
- 1976-01-05 JP JP51000752A patent/JPS6035172B2/ja not_active Expired
- 1976-02-27 DE DE19762608169 patent/DE2608169A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| ES441954A1 (es) | 1977-05-01 |
| NL185328C (nl) | 1990-03-16 |
| GB1505918A (en) | 1978-04-05 |
| NL185328B (nl) | 1989-10-16 |
| JPS6035172B2 (ja) | 1985-08-13 |
| NL7512200A (nl) | 1976-09-23 |
| JPS51126395A (en) | 1976-11-04 |
| CA1052292A (en) | 1979-04-10 |
| DE2608169C2 (US20080094685A1-20080424-C00004.png) | 1987-05-27 |
| DE2608169A1 (de) | 1976-10-14 |
| IT1052322B (it) | 1981-06-20 |
| FR2304388A1 (fr) | 1976-10-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse | ||
| AR | Application made for restoration | ||
| BR | Restoration of rights | ||
| CD | Change of name or company name | ||
| ST | Notification of lapse |