DE2608169C2 - - Google Patents

Info

Publication number
DE2608169C2
DE2608169C2 DE19762608169 DE2608169A DE2608169C2 DE 2608169 C2 DE2608169 C2 DE 2608169C2 DE 19762608169 DE19762608169 DE 19762608169 DE 2608169 A DE2608169 A DE 2608169A DE 2608169 C2 DE2608169 C2 DE 2608169C2
Authority
DE
Germany
Prior art keywords
alkaline earth
fluoride
aqueous
caf2
gaseous mixture
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.)
Expired
Application number
DE19762608169
Other languages
German (de)
English (en)
Other versions
DE2608169A1 (de
Inventor
Dhirendra Ranchhoddas Paducah Ky. Us Merchant
Jimmie Ray Benton Ky. Us Hodges
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 DE2608169A1 publication Critical patent/DE2608169A1/de
Application granted granted Critical
Publication of DE2608169C2 publication Critical patent/DE2608169C2/de
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)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (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)
DE19762608169 1975-03-21 1976-02-27 Entfernung von fluorwasserstoff aus gasfoermigen gemischen Granted DE2608169A1 (de)

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
DE2608169A1 DE2608169A1 (de) 1976-10-14
DE2608169C2 true DE2608169C2 (fr) 1987-05-27

Family

ID=24239858

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762608169 Granted DE2608169A1 (de) 1975-03-21 1976-02-27 Entfernung von fluorwasserstoff aus gasfoermigen gemischen

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

Also Published As

Publication number Publication date
IT1052322B (it) 1981-06-20
JPS51126395A (en) 1976-11-04
JPS6035172B2 (ja) 1985-08-13
NL185328B (nl) 1989-10-16
NL7512200A (nl) 1976-09-23
GB1505918A (en) 1978-04-05
FR2304388B1 (fr) 1979-07-06
FR2304388A1 (fr) 1976-10-15
DE2608169A1 (de) 1976-10-14
CA1052292A (fr) 1979-04-10
NL185328C (nl) 1990-03-16
ES441954A1 (es) 1977-05-01

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: ABITZ, W., DIPL.-ING.DR.-ING. MORF, D., DR., PAT.-

D2 Grant after examination
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee