BE786915A - Production d'acide fluorhydrique et de sulfates metalliques - Google Patents

Production d'acide fluorhydrique et de sulfates metalliques

Info

Publication number
BE786915A
BE786915A BE786915DA BE786915A BE 786915 A BE786915 A BE 786915A BE 786915D A BE786915D A BE 786915DA BE 786915 A BE786915 A BE 786915A
Authority
BE
Belgium
Prior art keywords
production
hydrofluoric acid
metal sulphates
sulphates
metal
Prior art date
Application number
Other languages
English (en)
Original Assignee
Bayer Ag
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.)
Publication date
Publication of BE786915A publication Critical patent/BE786915A/fr

Links

Classifications

    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Glass Compositions (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
BE786915D 1971-07-29 Production d'acide fluorhydrique et de sulfates metalliques BE786915A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2138015A DE2138015A1 (de) 1971-07-29 1971-07-29 Verfahren zur herstellung von fluorwasserstoff und metallsulfaten

Publications (1)

Publication Number Publication Date
BE786915A true BE786915A (fr) 1973-01-29

Family

ID=5815218

Family Applications (1)

Application Number Title Priority Date Filing Date
BE786915D BE786915A (fr) 1971-07-29 Production d'acide fluorhydrique et de sulfates metalliques

Country Status (12)

Country Link
US (1) US3825655A (fr)
AU (1) AU460198B2 (fr)
BE (1) BE786915A (fr)
CA (1) CA974029A (fr)
DD (1) DD97637A5 (fr)
DE (1) DE2138015A1 (fr)
ES (1) ES405293A1 (fr)
FR (1) FR2147319A1 (fr)
GB (1) GB1394133A (fr)
IT (1) IT968284B (fr)
NL (1) NL7210463A (fr)
ZA (1) ZA725225B (fr)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2330728B2 (de) * 1973-06-16 1977-08-11 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung eines synthetischen anhydrits einheitlicher qualitaet und dessen verwendung
DE2435512A1 (de) * 1974-07-24 1976-02-05 Bayer Ag Verfahren zur herstellung von fluorwasserstoff und calciumsulfat
US4132765A (en) * 1975-06-26 1979-01-02 E. I. Du Pont De Nemours And Company Recovery of fluoride values
US4233281A (en) * 1978-06-09 1980-11-11 Occidental Chemical Company Recovery of hydrogen fluoride from metallic fluoride salts
WO1981000099A1 (fr) * 1979-07-06 1981-01-22 Occidental Chem Co Recuperation de fluorure d'hydrogene a partir de fluorures metalliques
US4402922A (en) * 1981-12-14 1983-09-06 United States Gypsum Company Process for rapid conversion of fluoroanhydrite to gypsum
EP0096817B1 (fr) * 1982-06-11 1987-08-05 Asahi Glass Company Ltd. Procédé pour la production d'acide fluorhydrique
US4743271A (en) * 1983-02-17 1988-05-10 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel
US4695290A (en) * 1983-07-26 1987-09-22 Integrated Carbons Corporation Integrated coal cleaning process with mixed acid regeneration
US4477425A (en) * 1983-12-15 1984-10-16 Florida Progress Corporation Production of anhydrous hydrogen fluoride from low-grade metallic fluorides and sulfuric acid
US4753033A (en) * 1985-03-24 1988-06-28 Williams Technologies, Inc. Process for producing a clean hydrocarbon fuel from high calcium coal
US5180569A (en) * 1990-12-31 1993-01-19 Phosphate Engineering And Construction Company Process for the production of phosphoric acid and hydrogen fluoride from phosphate rock and fluosilicic acid
US5531975A (en) * 1990-12-31 1996-07-02 Phosphate Engineering And Construction Co., Inc. Process for the production of phosphoric acid and calcium fluoride
US20100143236A1 (en) * 2007-02-02 2010-06-10 Solvay Fluor Gmbh Preparation of hydrogen fluoride from calcium fluoride and sulfuric acid
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.
JP5428594B2 (ja) 2009-07-06 2014-02-26 ダイキン工業株式会社 フッ化水素の製造方法
CN101920980B (zh) * 2010-05-18 2012-01-25 中萤集团有限公司 生产无水氟化氢、干法氟化铝的能源综合利用系统及其方法
CN101913565B (zh) * 2010-08-12 2013-01-23 衢州市鼎盛化工科技有限公司 一种以萤石粉和硫酸生产氟化氢的方法
CN103350985B (zh) * 2013-07-09 2015-08-12 安徽锦洋氟化学有限公司 一种无水氟化氢生产方法
CN103350984B (zh) * 2013-07-09 2015-08-12 安徽锦洋氟化学有限公司 一种无水氟化氢生产设备
CN106660791B (zh) 2014-07-11 2019-09-03 大金工业株式会社 氟化氢的制造方法
CN112274986B (zh) * 2020-10-14 2022-06-17 太仓中化环保化工有限公司 一种氢氟酸有机物料回收装置

Also Published As

Publication number Publication date
ES405293A1 (es) 1975-07-01
ZA725225B (en) 1973-04-25
DD97637A5 (fr) 1973-05-12
AU460198B2 (en) 1975-04-17
US3825655A (en) 1974-07-23
CA974029A (en) 1975-09-09
NL7210463A (fr) 1973-01-31
AU4495172A (en) 1974-01-31
DE2138015A1 (de) 1973-02-08
GB1394133A (en) 1975-05-14
IT968284B (it) 1974-03-20
FR2147319A1 (fr) 1973-03-09

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