ATE510796T1 - Herstellung von fluorwasserstoff aus calciumfluorid und schwefelsäure - Google Patents

Herstellung von fluorwasserstoff aus calciumfluorid und schwefelsäure

Info

Publication number: ATE510796T1
Authority: AT; Austria
Prior art keywords: calcium; fluoride; sulfuric acid; production; calcium fluoride
Prior art date: 2007-02-02

Application number

AT08708523T

Other languages

English (en)

Inventor

Helmut Grass

Original Assignee

Solvay Fluor Gmbh

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.)

2007-02-02

Filing date

2008-01-31

Publication date

2011-06-15

2008-01-31 Application filed by Solvay Fluor Gmbh filed Critical Solvay Fluor Gmbh

2011-06-15 Application granted granted Critical

2011-06-15 Publication of ATE510796T1 publication Critical patent/ATE510796T1/de

Links

QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title abstract 6
WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 title abstract 4
229910001634 calcium fluoride Inorganic materials 0.000 title abstract 4
KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 title 1
229910000040 hydrogen fluoride Inorganic materials 0.000 title 1
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 abstract 4
229910000019 calcium carbonate Inorganic materials 0.000 abstract 2
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract 2
239000000292 calcium oxide Substances 0.000 abstract 2
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 2
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 abstract 2
239000003337 fertilizer Substances 0.000 abstract 1
150000002222 fluorine compounds Chemical class 0.000 abstract 1
239000000725 suspension Substances 0.000 abstract 1
239000002912 waste gas Substances 0.000 abstract 1
239000002351 wastewater Substances 0.000 abstract 1

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
- 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
- C01F11/46—Sulfates

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Removal Of Specific Substances (AREA)
Processing Of Solid Wastes (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Treating Waste Gases (AREA)

AT08708523T 2007-02-02 2008-01-31 Herstellung von fluorwasserstoff aus calciumfluorid und schwefelsäure ATE510796T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP07101661		2007-02-02
PCT/EP2008/051212 WO2008092926A1 (en)	2007-02-02	2008-01-31	Preparation of hydrogen fluoride from calcium fluoride and sulfuric acid

Publications (1)

Publication Number	Publication Date
ATE510796T1 true ATE510796T1 (de)	2011-06-15

Family

ID=38093332

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT08708523T ATE510796T1 (de)	2007-02-02	2008-01-31	Herstellung von fluorwasserstoff aus calciumfluorid und schwefelsäure

Country Status (8)

Country	Link
US (1)	US20100143236A1 (de)
EP (1)	EP2118000B1 (de)
JP (1)	JP2010517904A (de)
CN (1)	CN101600649A (de)
AT (1)	ATE510796T1 (de)
ES (1)	ES2366682T3 (de)
MX (1)	MX2009008086A (de)
WO (1)	WO2008092926A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
MX2010011628A (es) *	2008-04-22	2010-12-21	Solvay Fluor Gmbh	Preparacion de fluoruro de hidrogeno a partir de material residual que contiene fluorita o fluoruro de calcio.
KR101016846B1 (ko)	2009-02-25	2011-02-22	이엔비나노텍(주)	고속반응용 노즐을 이용한 나노기공 실리카, 황산나트륨 및 불산 제조장치 및 고속반응용 노즐을 이용한 나노기공 실리카의 제조방법
DE102011111316B4 (de)	2011-08-26	2017-10-19	Plinke Gmbh	Verfahren zur Reinigung und Konzentrierung HF-haltiger Schwefelsäure
CN102502502A (zh) *	2011-11-08	2012-06-20	湖南有色郴州氟化学有限公司	一种用98%硫酸制备氟化氢气体的方法
CN102923664B (zh) *	2012-11-27	2014-08-27	福州大学	一种气固-液相联合反应法生产氟化氢的方法
CN103803561A (zh) *	2014-03-05	2014-05-21	武汉工程大学邮电与信息工程学院	磷化工生产中含氟废气的回收利用方法
CN117430195B (zh) *	2023-11-21	2025-07-25	浙江致远环境科技股份有限公司	一种玻纤净水剂及其应用
WO2025226022A1 (ko) *	2024-04-24	2025-10-30	주식회사 태경비케이	석회 슬러지 및 황산을 이용한 고품질 이수석고 및 형석의 제조방법
KR102935224B1 (ko) *	2024-04-24	2026-03-09	주식회사 태경비케이	석회 슬러지 및 황산을 이용한 고품질 이수석고 및 형석의 제조방법

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3404953A (en) *	1964-06-02	1968-10-08	Ici Ltd	Manufacture of hydrogen fluoride
US3282644A (en) *	1965-02-15	1966-11-01	Du Pont	Process for the manufacture of hydrogen fluoride
US3469939A (en) *	1966-07-08	1969-09-30	Daikin Ind Ltd	Process for manufacturing hydrogen fluoride
GB1304781A (de) *	1969-11-11	1973-01-31
US3625648A (en) *	1969-12-15	1971-12-07	American Cyanamid Co	Recovery of fluorine and p2o5 from dilute aqueous acidic phosphatic solutions
US3878294A (en) *	1971-01-26	1975-04-15	Bayer Ag	Production of hydrogen fluoride
BE786915A (fr) *	1971-07-29	1973-01-29	Bayer Ag	Production d'acide fluorhydrique et de sulfates metalliques
DE2307897C3 (de) *	1973-02-17	1982-02-18	Bayer Ag, 5090 Leverkusen	Verfahren zur Herstellung von synthetischem Flußspat
DE2435512A1 (de) *	1974-07-24	1976-02-05	Bayer Ag	Verfahren zur herstellung von fluorwasserstoff und calciumsulfat
CH646401A5 (de) *	1981-04-28	1984-11-30	Buss Ag	Verfahren und einrichtung zur herstellung von synthetischem anhydrit und reiner flusssaeure.
FR2564449B1 (fr) *	1984-05-18	1988-06-03	Atochem	Procede de fabrication d'acide fluorhydrique par reaction de l'acide sulfurique sur le spath fluor dans un four tournant
US4741741A (en) *	1986-10-17	1988-05-03	The Standard Oil Company	Chemical beneficiation of coal
US5531970A (en) *	1992-05-29	1996-07-02	Advanced Recovery Systems, Inc.	Metal and fluorine values recovery from mineral ore treatment
US6423290B1 (en) *	2000-05-31	2002-07-23	International Business Machines Corporation	Method for recovering an organic solvent from an acidic waste stream such as in integrated chip manufacturing
JP4599673B2 (ja) *	2000-07-10	2010-12-15	ダイキン工業株式会社	フッ化水素製造装置および製造方法
TWI249508B (en) *	2002-11-28	2006-02-21	Sasakura Eng Co Ltd	Hydrofluoric acid wastewater treatment method and device
JP2005132652A (ja) *	2003-10-29	2005-05-26	Morita Kagaku Kogyo Kk	回収フッ化カルシウムを用いたフッ化水素の製造方法
JP2005200233A (ja) *	2004-01-13	2005-07-28	Cabot Supermetal Kk	フッ化水素の製造方法
JP4368249B2 (ja) *	2004-06-01	2009-11-18	三洋電機株式会社	処理装置およびそれを用いた被処理水の処理方法

2008
- 2008-01-31 ES ES08708523T patent/ES2366682T3/es active Active
- 2008-01-31 WO PCT/EP2008/051212 patent/WO2008092926A1/en not_active Ceased
- 2008-01-31 US US12/522,378 patent/US20100143236A1/en not_active Abandoned
- 2008-01-31 AT AT08708523T patent/ATE510796T1/de not_active IP Right Cessation
- 2008-01-31 MX MX2009008086A patent/MX2009008086A/es active IP Right Grant
- 2008-01-31 JP JP2009547693A patent/JP2010517904A/ja active Pending
- 2008-01-31 CN CN200880003959.3A patent/CN101600649A/zh active Pending
- 2008-01-31 EP EP08708523A patent/EP2118000B1/de not_active Not-in-force

Also Published As

Publication number	Publication date
ES2366682T3 (es)	2011-10-24
MX2009008086A (es)	2009-08-12
CN101600649A (zh)	2009-12-09
EP2118000A1 (de)	2009-11-18
JP2010517904A (ja)	2010-05-27
US20100143236A1 (en)	2010-06-10
EP2118000B1 (de)	2011-05-25
WO2008092926A1 (en)	2008-08-07

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Legal Events

Date	Code	Title	Description
2011-11-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties