FR2304388A1 - Procede d'elimination d'acide fluorhydrique de courants gazeux en contenant - Google Patents

Procede d'elimination d'acide fluorhydrique de courants gazeux en contenant

Info

Publication number
FR2304388A1
FR2304388A1 FR7534352A FR7534352A FR2304388A1 FR 2304388 A1 FR2304388 A1 FR 2304388A1 FR 7534352 A FR7534352 A FR 7534352A FR 7534352 A FR7534352 A FR 7534352A FR 2304388 A1 FR2304388 A1 FR 2304388A1
Authority
FR
France
Prior art keywords
elimination
container
hydrofluoric acid
gas currents
currents
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
Application number
FR7534352A
Other languages
English (en)
Other versions
FR2304388B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pennwalt Corp
Original Assignee
Pennwalt Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US05/560,907 external-priority patent/US3976447A/en
Application filed by Pennwalt Corp filed Critical Pennwalt Corp
Publication of FR2304388A1 publication Critical patent/FR2304388A1/fr
Application granted granted Critical
Publication of FR2304388B1 publication Critical patent/FR2304388B1/fr
Granted legal-status Critical Current

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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (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)
FR7534352A 1975-03-21 1975-11-10 Procede d'elimination d'acide fluorhydrique de courants gazeux en contenant Granted FR2304388A1 (fr)

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 true FR2304388A1 (fr) 1976-10-15
FR2304388B1 FR2304388B1 (fr) 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)

Country Link
JP (1) JPS6035172B2 (fr)
CA (1) CA1052292A (fr)
DE (1) DE2608169A1 (fr)
ES (1) ES441954A1 (fr)
FR (1) FR2304388A1 (fr)
GB (1) GB1505918A (fr)
IT (1) IT1052322B (fr)
NL (1) NL185328C (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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 (fr) * 2022-09-09 2024-03-14 株式会社レゾナック Procédé de production d'un adsorbant de fluorure d'hydrogène

Family Cites Families (2)

* Cited by examiner, † Cited by third party
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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
NL185328B (nl) 1989-10-16
JPS51126395A (en) 1976-11-04
NL7512200A (nl) 1976-09-23
IT1052322B (it) 1981-06-20
CA1052292A (fr) 1979-04-10
FR2304388B1 (fr) 1979-07-06
GB1505918A (en) 1978-04-05
ES441954A1 (es) 1977-05-01
NL185328C (nl) 1990-03-16
JPS6035172B2 (ja) 1985-08-13
DE2608169C2 (fr) 1987-05-27
DE2608169A1 (de) 1976-10-14

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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