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IT968284B - Procedimento per produrre acido fluoridrico e solfati metallici - Google Patents

Procedimento per produrre acido fluoridrico e solfati metallici

Info

Publication number
IT968284B
IT968284B IT51796/72A IT5179672A IT968284B IT 968284 B IT968284 B IT 968284B IT 51796/72 A IT51796/72 A IT 51796/72A IT 5179672 A IT5179672 A IT 5179672A IT 968284 B IT968284 B IT 968284B
Authority
IT
Italy
Prior art keywords
procedure
producing
fluorhydric acid
metallic sulfates
sulfates
Prior art date
Application number
IT51796/72A
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.)
Filing date
Publication date
Application filed by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT968284B publication Critical patent/IT968284B/it

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)
IT51796/72A 1971-07-29 1972-07-27 Procedimento per produrre acido fluoridrico e solfati metallici IT968284B (it)

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
IT968284B true IT968284B (it) 1974-03-20

Family

ID=5815218

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51796/72A IT968284B (it) 1971-07-29 1972-07-27 Procedimento per produrre acido fluoridrico e solfati metallici

Country Status (12)

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

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
JPS56500926A (it) * 1979-07-06 1981-07-09
US4402922A (en) * 1981-12-14 1983-09-06 United States Gypsum Company Process for rapid conversion of fluoroanhydrite to gypsum
US4491571A (en) * 1982-06-11 1985-01-01 Asahi Glass Company Ltd. Process for producing hydrogen fluoride
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
US5531975A (en) * 1990-12-31 1996-07-02 Phosphate Engineering And Construction Co., Inc. Process for the production of phosphoric acid and calcium fluoride
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
CN101600649A (zh) * 2007-02-02 2009-12-09 苏威氟有限公司 由氟化钙和硫酸制备氟化氢
KR20110008251A (ko) * 2008-04-22 2011-01-26 솔베이 플루오르 게엠베하 형석 또는 불화칼슘-함유 폐물질로부터의 불화수소 제조
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
EP3168189B1 (en) 2014-07-11 2022-06-08 Daikin Industries, Ltd. Method for producing hydrogen fluoride
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
ZA725225B (en) 1973-04-25
GB1394133A (en) 1975-05-14
AU4495172A (en) 1974-01-31
BE786915A (fr) 1973-01-29
DE2138015A1 (de) 1973-02-08
DD97637A5 (it) 1973-05-12
FR2147319A1 (it) 1973-03-09
NL7210463A (it) 1973-01-31
ES405293A1 (es) 1975-07-01
CA974029A (en) 1975-09-09
US3825655A (en) 1974-07-23
AU460198B2 (en) 1975-04-17

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