FR2199528B1 - - Google Patents

Info

Publication number
FR2199528B1
FR2199528B1 FR7330460A FR7330460A FR2199528B1 FR 2199528 B1 FR2199528 B1 FR 2199528B1 FR 7330460 A FR7330460 A FR 7330460A FR 7330460 A FR7330460 A FR 7330460A FR 2199528 B1 FR2199528 B1 FR 2199528B1
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
FR7330460A
Other versions
FR2199528A1 (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.)
Fitzwilton Ltd
Original Assignee
Fitzwilton Ltd
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 by Fitzwilton Ltd filed Critical Fitzwilton Ltd
Publication of FR2199528A1 publication Critical patent/FR2199528A1/fr
Application granted granted Critical
Publication of FR2199528B1 publication Critical patent/FR2199528B1/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
    • C01B7/194—Preparation from ammonium fluoride

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Removal Of Specific Substances (AREA)
  • Glass Compositions (AREA)
FR7330460A 1972-08-24 1973-08-22 Expired FR2199528B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB3940072 1972-08-24
GB437373*[A GB1400862A (en) 1972-08-24 1973-01-29 Production of hydrogen fluoride
GB1937873 1973-04-24
GB2414973 1973-05-21

Publications (2)

Publication Number Publication Date
FR2199528A1 FR2199528A1 (fr) 1974-04-12
FR2199528B1 true FR2199528B1 (fr) 1978-08-11

Family

ID=27447374

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7330460A Expired FR2199528B1 (fr) 1972-08-24 1973-08-22

Country Status (17)

Country Link
US (1) US4056604A (fr)
CA (1) CA1021531A (fr)
DD (1) DD107242A5 (fr)
DE (1) DE2342362C2 (fr)
DK (1) DK140530B (fr)
FI (1) FI62038C (fr)
FR (1) FR2199528B1 (fr)
GB (1) GB1400862A (fr)
IE (1) IE38090B1 (fr)
IL (1) IL43055A (fr)
IN (1) IN140069B (fr)
IT (1) IT990396B (fr)
LU (1) LU68291A1 (fr)
NL (1) NL7311432A (fr)
NO (1) NO137232C (fr)
RO (1) RO63989A (fr)
SE (1) SE397331B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4089936A (en) * 1973-08-20 1978-05-16 Goulding Chemicals Limited Production of hydrogen fluoride
IE44470B1 (en) * 1976-08-26 1981-12-16 Goulding Chemicals Ltd Production of hydrogen fluoride
US4175944A (en) * 1978-06-26 1979-11-27 Mobil Oil Corporation Removal of fluorine during production of fertilizer
US4599156A (en) * 1985-09-27 1986-07-08 International Minerals & Chemical Corp. Electrodialysis process for preparing hydrogen fluoride
GB9300956D0 (en) * 1993-01-19 1993-03-10 British Nuclear Fuels Plc Dehydration of mixtures
DE19917610A1 (de) * 1999-04-19 2000-10-26 Bayer Ag Verfahren zum Recycling von Alkalimetallfluoriden bzw. -bifluoriden
RU2691348C1 (ru) * 2018-03-01 2019-06-11 Общество с ограниченной ответственностью "Новые химические продукты" Способ получения фторида водорода из гексафторкремниевой кислоты
RU2691347C1 (ru) * 2018-05-08 2019-06-11 Общество с ограниченной ответственностью "Новые химические продукты" Способ переработки гексафторкремниевой кислоты с получением фторида водорода
CN113089021B (zh) * 2021-04-08 2022-03-29 山东飞源气体有限公司 一种六氟化硫生产过程中废料回收再利用的方法
CN115309215B (zh) * 2022-08-05 2023-03-07 福建省龙氟新材料有限公司 氟化铵制备用的自动配料控制系统及其控制方法
CN115487522B (zh) * 2022-09-06 2023-06-23 内蒙古东岳金峰氟化工有限公司 氟化氢提纯系统及工艺

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2371759A (en) * 1944-01-01 1945-03-20 Phillips Petroleum Co Process for treatment of aqueous fluoride solutions
US3101254A (en) * 1961-03-16 1963-08-20 Grace W R & Co Production of silica free hydrogen fluoride
US3128152A (en) * 1961-10-10 1964-04-07 Cabot Corp Process for recovering hydrogen fluoride from aqueous fluosilicic acid solution
US3195979A (en) * 1961-12-18 1965-07-20 Int Minerals & Chem Corp Process of preparing hydrogen fluoride from fluosilicic acid
US3140152A (en) * 1962-06-29 1964-07-07 Hooker Chemical Corp Process for preparing and recovering of substantially anhydrous hydrogen fluoride gas from a dry alkali metal bifluoride
BE635105A (fr) * 1962-07-25 1963-11-18
US3501268A (en) * 1967-05-18 1970-03-17 Ethyl Corp Process for the production of anhydrous hydrogen fluoride
US3551098A (en) * 1968-01-12 1970-12-29 Flemmert Goesta Lennart Process for decomposing sodium fluosilicate and/or sodium bifluoride into sodium fluoride,hydrogen fluoride and silicon tetrafluoride
US3743704A (en) * 1971-05-12 1973-07-03 Du Pont Removal of hf from an hf-containing gas

Also Published As

Publication number Publication date
RO63989A (fr) 1978-08-15
GB1400862A (en) 1975-07-16
FI62038B (fi) 1982-07-30
DD107242A5 (fr) 1974-07-20
IN140069B (fr) 1976-09-11
CA1021531A (fr) 1977-11-29
NO137232C (no) 1978-01-25
NO137232B (no) 1977-10-17
IL43055A0 (en) 1973-11-28
FI62038C (fi) 1982-11-10
IE38090B1 (en) 1977-12-21
IL43055A (en) 1976-12-31
IE38090L (en) 1974-02-24
DK140530C (fr) 1980-03-03
AU5956573A (en) 1975-02-27
US4056604A (en) 1977-11-01
DE2342362A1 (de) 1974-03-14
SE397331B (sv) 1977-10-31
DE2342362C2 (de) 1983-05-26
DK140530B (da) 1979-09-24
FR2199528A1 (fr) 1974-04-12
NL7311432A (fr) 1974-02-26
IT990396B (it) 1975-06-20
LU68291A1 (fr) 1973-10-24

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Legal Events

Date Code Title Description
CL Concession to grant licences
TP Transmission of property
ST Notification of lapse