FR1550122A - - Google Patents

Info

Publication number
FR1550122A
FR1550122A FR1550122DA FR1550122A FR 1550122 A FR1550122 A FR 1550122A FR 1550122D A FR1550122D A FR 1550122DA FR 1550122 A FR1550122 A FR 1550122A
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
Application number
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
Application filed filed Critical
Application granted granted Critical
Publication of FR1550122A publication Critical patent/FR1550122A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C01B7/192—Preparation from fluorspar

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
FR1550122D 1966-07-08 1967-07-07 Expired FR1550122A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4464366 1966-07-08

Publications (1)

Publication Number Publication Date
FR1550122A true FR1550122A (fr) 1968-12-20

Family

ID=12697100

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1550122D Expired FR1550122A (fr) 1966-07-08 1967-07-07

Country Status (6)

Country Link
US (1) US3469939A (fr)
CH (1) CH484831A (fr)
DE (1) DE1667454B2 (fr)
FR (1) FR1550122A (fr)
GB (1) GB1173529A (fr)
NL (1) NL6709527A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033992B1 (fr) * 1970-12-23 1975-11-05
US3878294A (en) * 1971-01-26 1975-04-15 Bayer Ag Production of hydrogen fluoride
US3996340A (en) * 1972-12-12 1976-12-07 Elkem-Spigerverket Method of producing aluminum fluoride
US4132765A (en) * 1975-06-26 1979-01-02 E. I. Du Pont De Nemours And Company Recovery of fluoride values
US4120939A (en) * 1977-05-26 1978-10-17 E. I. Du Pont De Nemours And Company Hydrogen fluoride process
US20100143236A1 (en) * 2007-02-02 2010-06-10 Solvay Fluor Gmbh Preparation of hydrogen fluoride from calcium fluoride and sulfuric acid
CN115722158B (zh) * 2022-11-28 2024-07-16 兰州理工大学 一种生产氟化氢的多层膨胀流化床反应器系统及工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1812770A (en) * 1925-06-12 1931-06-30 Howard B Bishop Method for decomposing salts
US1748735A (en) * 1926-06-30 1930-02-25 Gen Chemical Corp Continuous production of hydrofluoric acid
US2047210A (en) * 1934-07-18 1936-07-14 Du Pont Process for producing concentrated hydrofluoric acid
US3024123A (en) * 1959-06-03 1962-03-06 Theilacker Helmuth Process for producing synthetic anhydrite
US3102787A (en) * 1960-07-13 1963-09-03 Du Pont Preparation of hydrogen fluoride
US3160473A (en) * 1961-04-27 1964-12-08 Allied Chem Process for the production of hydrogen fluoride and calcium sulphate
US3282644A (en) * 1965-02-15 1966-11-01 Du Pont Process for the manufacture of hydrogen fluoride

Also Published As

Publication number Publication date
US3469939A (en) 1969-09-30
CH484831A (de) 1970-01-31
NL6709527A (fr) 1968-01-09
GB1173529A (en) 1969-12-10
DE1667454A1 (de) 1969-10-30
DE1667454B2 (de) 1972-03-23

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Legal Events

Date Code Title Description
ST Notification of lapse